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name: .NET
on:
push:
branches: [ master ]
pull_request:
branches: [ master ]
jobs:
build:
runs-on: ubuntu-latest
steps:
- uses: actions/checkout@v2
- name: Setup .NET
uses: actions/setup-dotnet@v1
with:
dotnet-version: 10.0.x
- name: Restore dependencies
run: dotnet restore
- name: Build
run: dotnet build --no-restore
- name: Test
run: dotnet test --no-build --verbosity normal

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# This workflow warns and then closes issues and PRs that have had no activity for a specified amount of time.
#
# You can adjust the behavior by modifying this file.
# For more information, see:
# https://github.com/actions/stale
name: Mark stale issues and pull requests
on:
schedule:
- cron: '33 20 * * *'
jobs:
stale:
runs-on: ubuntu-latest
permissions:
issues: write
pull-requests: write
steps:
- uses: actions/stale@v3
with:
repo-token: ${{ secrets.GITHUB_TOKEN }}
stale-issue-message: 'No activity on this issue for 60 days. This issue will get closed if it receives no update within 14 more days.'
stale-pr-message: 'No activity on this PR for 60 days. This PR will get closed if it receives no update within 14 more days.'
close-issue-message: 'Closed for inactivity. Feel free to update this if the issue is still relevant.'
close-pr-message: 'Closed for inactivity. Feel free to update this if the PR is still relevant.'
exempt-issue-labels: 'Future'
stale-issue-label: 'no-issue-activity'
stale-pr-label: 'no-pr-activity'
days-before-close: 14

7
.travis.yml Normal file
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language: csharp
mono: none
solution: CryptoExchange.Net.sln
dotnet: 5.0.103
script:
- dotnet build CryptoExchange.Net/CryptoExchange.Net.csproj --framework "netstandard2.1"
- dotnet test CryptoExchange.Net.UnitTests/CryptoExchange.Net.UnitTests.csproj

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using CryptoExchange.Net.Converters.MessageParsing;
using CryptoExchange.Net.Interfaces;
using CryptoExchange.Net.Objects;
using ProtoBuf;
using ProtoBuf.Meta;
using System;
using System.Diagnostics.CodeAnalysis;
using System.IO;
using System.Runtime.InteropServices.ComTypes;
using System.Text;
using System.Text.Json;
using System.Threading.Tasks;
namespace CryptoExchange.Net.Converters.Protobuf
{
/// <summary>
/// System.Text.Json message accessor
/// </summary>
#if NET5_0_OR_GREATER
public abstract class ProtobufMessageAccessor<
[DynamicallyAccessedMembers(
#if NET8_0_OR_GREATER
DynamicallyAccessedMemberTypes.NonPublicConstructors |
DynamicallyAccessedMemberTypes.PublicFields |
DynamicallyAccessedMemberTypes.NonPublicFields |
DynamicallyAccessedMemberTypes.NonPublicNestedTypes |
DynamicallyAccessedMemberTypes.PublicProperties |
DynamicallyAccessedMemberTypes.NonPublicProperties |
#endif
DynamicallyAccessedMemberTypes.PublicNestedTypes |
DynamicallyAccessedMemberTypes.NonPublicMethods |
DynamicallyAccessedMemberTypes.PublicMethods
)]
TIntermediateType> : IMessageAccessor
#else
public abstract class ProtobufMessageAccessor<TIntermediateType> : IMessageAccessor
#endif
{
/// <summary>
/// The intermediate deserialization object
/// </summary>
protected TIntermediateType? _intermediateType;
/// <summary>
/// Runtime type model
/// </summary>
protected RuntimeTypeModel _model;
/// <inheritdoc />
public bool IsValid { get; set; }
/// <inheritdoc />
public abstract bool OriginalDataAvailable { get; }
/// <inheritdoc />
public object? Underlying => _intermediateType;
/// <summary>
/// ctor
/// </summary>
public ProtobufMessageAccessor(RuntimeTypeModel model)
{
_model = model;
}
/// <inheritdoc />
public NodeType? GetNodeType()
{
throw new NotImplementedException();
}
/// <inheritdoc />
public NodeType? GetNodeType(MessagePath path)
{
if (_intermediateType == null)
throw new InvalidOperationException("Data not read");
object? value = _intermediateType;
foreach (var step in path)
{
if (value == null)
break;
if (step.Type == 0)
{
// array index
}
else if (step.Type == 1)
{
// property value
#pragma warning disable IL2075 // Type is already annotated
value = value.GetType().GetProperty(step.Property!)?.GetValue(value);
#pragma warning restore
}
else
{
// property name
}
}
if (value == null)
return null;
var valueType = value.GetType();
if (valueType.IsArray)
return NodeType.Array;
if (IsSimple(valueType))
return NodeType.Value;
return NodeType.Object;
}
private static bool IsSimple(Type type)
{
if (type.IsGenericType && type.GetGenericTypeDefinition() == typeof(Nullable<>))
{
// nullable type, check if the nested type is simple.
return IsSimple(type.GetGenericArguments()[0]);
}
return type.IsPrimitive
|| type.IsEnum
|| type == typeof(string)
|| type == typeof(decimal);
}
/// <inheritdoc />
#if NET5_0_OR_GREATER
[UnconditionalSuppressMessage("AssemblyLoadTrimming", "IL2075:RequiresUnreferencedCode", Justification = "JsonSerializerOptions provided here has TypeInfoResolver set")]
#endif
public T? GetValue<T>(MessagePath path)
{
if (_intermediateType == null)
throw new InvalidOperationException("Data not read");
object? value = _intermediateType;
foreach(var step in path)
{
if (value == null)
break;
if (step.Type == 0)
{
// array index
}
else if (step.Type == 1)
{
// property value
#pragma warning disable IL2075 // Type is already annotated
value = value.GetType().GetProperty(step.Property!)?.GetValue(value);
#pragma warning restore
}
else
{
// property name
}
}
return (T?)value;
}
/// <inheritdoc />
public T?[]? GetValues<T>(MessagePath path)
{
throw new NotImplementedException();
}
/// <inheritdoc />
public abstract string GetOriginalString();
/// <inheritdoc />
public abstract void Clear();
/// <inheritdoc />
#if NET5_0_OR_GREATER
[UnconditionalSuppressMessage("AssemblyLoadTrimming", "IL2092:RequiresUnreferencedCode", Justification = "JsonSerializerOptions provided here has TypeInfoResolver set")]
[UnconditionalSuppressMessage("AssemblyLoadTrimming", "IL2095:RequiresUnreferencedCode", Justification = "JsonSerializerOptions provided here has TypeInfoResolver set")]
#endif
public abstract CallResult<object> Deserialize(
#if NET5_0_OR_GREATER
[DynamicallyAccessedMembers(
#if NET8_0_OR_GREATER
DynamicallyAccessedMemberTypes.NonPublicConstructors |
DynamicallyAccessedMemberTypes.PublicFields |
DynamicallyAccessedMemberTypes.NonPublicFields |
DynamicallyAccessedMemberTypes.NonPublicNestedTypes |
DynamicallyAccessedMemberTypes.PublicProperties |
DynamicallyAccessedMemberTypes.NonPublicProperties |
DynamicallyAccessedMemberTypes.PublicConstructors |
#endif
DynamicallyAccessedMemberTypes.PublicNestedTypes |
DynamicallyAccessedMemberTypes.NonPublicMethods |
DynamicallyAccessedMemberTypes.PublicMethods
)]
#endif
Type type, MessagePath? path = null);
/// <inheritdoc />
#if NET5_0_OR_GREATER
[UnconditionalSuppressMessage("AssemblyLoadTrimming", "IL2092:RequiresUnreferencedCode", Justification = "JsonSerializerOptions provided here has TypeInfoResolver set")]
[UnconditionalSuppressMessage("AssemblyLoadTrimming", "IL2095:RequiresUnreferencedCode", Justification = "JsonSerializerOptions provided here has TypeInfoResolver set")]
#endif
public abstract CallResult<T> Deserialize<
#if NET5_0_OR_GREATER
[DynamicallyAccessedMembers(
#if NET8_0_OR_GREATER
DynamicallyAccessedMemberTypes.NonPublicConstructors |
DynamicallyAccessedMemberTypes.PublicFields |
DynamicallyAccessedMemberTypes.NonPublicFields |
DynamicallyAccessedMemberTypes.NonPublicNestedTypes |
DynamicallyAccessedMemberTypes.PublicProperties |
DynamicallyAccessedMemberTypes.NonPublicProperties |
DynamicallyAccessedMemberTypes.PublicConstructors |
#endif
DynamicallyAccessedMemberTypes.PublicNestedTypes |
DynamicallyAccessedMemberTypes.NonPublicMethods |
DynamicallyAccessedMemberTypes.PublicMethods
)]
#endif
T>(MessagePath? path = null);
}
/// <summary>
/// System.Text.Json stream message accessor
/// </summary>
public class ProtobufStreamMessageAccessor<
#if NET5_0_OR_GREATER
[DynamicallyAccessedMembers(
#if NET8_0_OR_GREATER
DynamicallyAccessedMemberTypes.NonPublicConstructors |
DynamicallyAccessedMemberTypes.PublicFields |
DynamicallyAccessedMemberTypes.NonPublicFields |
DynamicallyAccessedMemberTypes.NonPublicNestedTypes |
DynamicallyAccessedMemberTypes.PublicProperties |
DynamicallyAccessedMemberTypes.NonPublicProperties |
DynamicallyAccessedMemberTypes.PublicConstructors |
#endif
DynamicallyAccessedMemberTypes.PublicNestedTypes |
DynamicallyAccessedMemberTypes.NonPublicMethods |
DynamicallyAccessedMemberTypes.PublicMethods
)]
#endif
TIntermediate> : ProtobufMessageAccessor<TIntermediate>, IStreamMessageAccessor
{
private Stream? _stream;
/// <inheritdoc />
public override bool OriginalDataAvailable => _stream?.CanSeek == true;
/// <summary>
/// ctor
/// </summary>
public ProtobufStreamMessageAccessor(RuntimeTypeModel model) : base(model)
{
}
/// <inheritdoc />
#if NET5_0_OR_GREATER
[UnconditionalSuppressMessage("AssemblyLoadTrimming", "IL2092:RequiresUnreferencedCode", Justification = "JsonSerializerOptions provided here has TypeInfoResolver set")]
[UnconditionalSuppressMessage("AssemblyLoadTrimming", "IL2095:RequiresUnreferencedCode", Justification = "JsonSerializerOptions provided here has TypeInfoResolver set")]
#endif
public override CallResult<object> Deserialize(
#if NET5_0_OR_GREATER
[DynamicallyAccessedMembers(
#if NET8_0_OR_GREATER
DynamicallyAccessedMemberTypes.NonPublicConstructors |
DynamicallyAccessedMemberTypes.PublicFields |
DynamicallyAccessedMemberTypes.NonPublicFields |
DynamicallyAccessedMemberTypes.NonPublicNestedTypes |
DynamicallyAccessedMemberTypes.PublicProperties |
DynamicallyAccessedMemberTypes.NonPublicProperties |
DynamicallyAccessedMemberTypes.PublicConstructors |
#endif
DynamicallyAccessedMemberTypes.PublicNestedTypes |
DynamicallyAccessedMemberTypes.NonPublicMethods |
DynamicallyAccessedMemberTypes.PublicMethods
)]
#endif
Type type, MessagePath? path = null)
{
try
{
var result = _model.Deserialize(type, _stream);
return new CallResult<object>(result);
}
catch (Exception ex)
{
return new CallResult<object>(new DeserializeError("Protobuf deserialization failed: " + ex.Message, ex));
}
}
/// <inheritdoc />
#if NET5_0_OR_GREATER
[UnconditionalSuppressMessage("AssemblyLoadTrimming", "IL2092:RequiresUnreferencedCode", Justification = "JsonSerializerOptions provided here has TypeInfoResolver set")]
[UnconditionalSuppressMessage("AssemblyLoadTrimming", "IL2095:RequiresUnreferencedCode", Justification = "JsonSerializerOptions provided here has TypeInfoResolver set")]
#endif
public override CallResult<T> Deserialize<
#if NET5_0_OR_GREATER
[DynamicallyAccessedMembers(
#if NET8_0_OR_GREATER
DynamicallyAccessedMemberTypes.NonPublicConstructors |
DynamicallyAccessedMemberTypes.PublicFields |
DynamicallyAccessedMemberTypes.NonPublicFields |
DynamicallyAccessedMemberTypes.NonPublicNestedTypes |
DynamicallyAccessedMemberTypes.PublicProperties |
DynamicallyAccessedMemberTypes.NonPublicProperties |
DynamicallyAccessedMemberTypes.PublicConstructors |
#endif
DynamicallyAccessedMemberTypes.PublicNestedTypes |
DynamicallyAccessedMemberTypes.NonPublicMethods |
DynamicallyAccessedMemberTypes.PublicMethods
)]
#endif
T>(MessagePath? path = null)
{
try
{
var result = _model.Deserialize<T>(_stream);
return new CallResult<T>(result);
}
catch(Exception ex)
{
return new CallResult<T>(new DeserializeError("Protobuf deserialization failed: " + ex.Message, ex));
}
}
/// <inheritdoc />
public Task<CallResult> Read(Stream stream, bool bufferStream)
{
if (bufferStream && stream is not MemoryStream)
{
// We need to be buffer the stream, and it's not currently a seekable stream, so copy it to a new memory stream
_stream = new MemoryStream();
stream.CopyTo(_stream);
_stream.Position = 0;
}
else if (bufferStream)
{
// We need to buffer the stream, and the current stream is seekable, store as is
_stream = stream;
}
else
{
// We don't need to buffer the stream, so don't bother keeping the reference
}
try
{
_intermediateType = _model.Deserialize<TIntermediate>(_stream);
IsValid = true;
return Task.FromResult(CallResult.SuccessResult);
}
catch (Exception ex)
{
// Not a json message
IsValid = false;
return Task.FromResult(new CallResult(new DeserializeError("Protobuf deserialization failed: " + ex.Message, ex)));
}
}
/// <inheritdoc />
public override string GetOriginalString()
{
if (_stream is null)
throw new NullReferenceException("Stream not initialized");
_stream.Position = 0;
using var textReader = new StreamReader(_stream, Encoding.UTF8, false, 1024, true);
return textReader.ReadToEnd();
}
/// <inheritdoc />
public override void Clear()
{
_stream?.Dispose();
_stream = null;
_intermediateType = default;
}
}
/// <summary>
/// Protobuf byte message accessor
/// </summary>
public class ProtobufByteMessageAccessor<
#if NET5_0_OR_GREATER
[DynamicallyAccessedMembers(
#if NET8_0_OR_GREATER
DynamicallyAccessedMemberTypes.NonPublicConstructors |
DynamicallyAccessedMemberTypes.PublicFields |
DynamicallyAccessedMemberTypes.NonPublicFields |
DynamicallyAccessedMemberTypes.NonPublicNestedTypes |
DynamicallyAccessedMemberTypes.PublicProperties |
DynamicallyAccessedMemberTypes.NonPublicProperties |
DynamicallyAccessedMemberTypes.PublicConstructors |
#endif
DynamicallyAccessedMemberTypes.PublicNestedTypes |
DynamicallyAccessedMemberTypes.NonPublicMethods |
DynamicallyAccessedMemberTypes.PublicMethods
)]
#endif
TIntermediate> : ProtobufMessageAccessor<TIntermediate>, IByteMessageAccessor
{
private ReadOnlyMemory<byte> _bytes;
/// <summary>
/// ctor
/// </summary>
public ProtobufByteMessageAccessor(RuntimeTypeModel model) : base(model)
{
}
/// <inheritdoc />
#if NET5_0_OR_GREATER
[UnconditionalSuppressMessage("AssemblyLoadTrimming", "IL2092:RequiresUnreferencedCode", Justification = "JsonSerializerOptions provided here has TypeInfoResolver set")]
[UnconditionalSuppressMessage("AssemblyLoadTrimming", "IL2095:RequiresUnreferencedCode", Justification = "JsonSerializerOptions provided here has TypeInfoResolver set")]
#endif
public override CallResult<object> Deserialize(
#if NET5_0_OR_GREATER
[UnconditionalSuppressMessage("AssemblyLoadTrimming", "IL2092:RequiresUnreferencedCode", Justification = "JsonSerializerOptions provided here has TypeInfoResolver set")]
[UnconditionalSuppressMessage("AssemblyLoadTrimming", "IL2095:RequiresUnreferencedCode", Justification = "JsonSerializerOptions provided here has TypeInfoResolver set")]
[DynamicallyAccessedMembers(
#if NET8_0_OR_GREATER
DynamicallyAccessedMemberTypes.NonPublicConstructors |
DynamicallyAccessedMemberTypes.PublicFields |
DynamicallyAccessedMemberTypes.NonPublicFields |
DynamicallyAccessedMemberTypes.NonPublicNestedTypes |
DynamicallyAccessedMemberTypes.PublicProperties |
DynamicallyAccessedMemberTypes.NonPublicProperties |
DynamicallyAccessedMemberTypes.PublicConstructors |
#endif
DynamicallyAccessedMemberTypes.PublicNestedTypes |
DynamicallyAccessedMemberTypes.NonPublicMethods |
DynamicallyAccessedMemberTypes.PublicMethods
)]
#endif
Type type, MessagePath? path = null)
{
try
{
using var stream = new MemoryStream(_bytes.ToArray());
stream.Position = 0;
var result = _model.Deserialize(type, stream);
return new CallResult<object>(result);
}
catch (Exception ex)
{
return new CallResult<object>(new DeserializeError("Protobuf deserialization failed: " + ex.Message, ex));
}
}
/// <inheritdoc />
#if NET5_0_OR_GREATER
[UnconditionalSuppressMessage("AssemblyLoadTrimming", "IL2092:RequiresUnreferencedCode", Justification = "JsonSerializerOptions provided here has TypeInfoResolver set")]
[UnconditionalSuppressMessage("AssemblyLoadTrimming", "IL2095:RequiresUnreferencedCode", Justification = "JsonSerializerOptions provided here has TypeInfoResolver set")]
#endif
#if NET5_0_OR_GREATER
public override CallResult<T> Deserialize<
[UnconditionalSuppressMessage("AssemblyLoadTrimming", "IL2092:RequiresUnreferencedCode", Justification = "JsonSerializerOptions provided here has TypeInfoResolver set")]
[UnconditionalSuppressMessage("AssemblyLoadTrimming", "IL2095:RequiresUnreferencedCode", Justification = "JsonSerializerOptions provided here has TypeInfoResolver set")]
[DynamicallyAccessedMembers(
#if NET8_0_OR_GREATER
DynamicallyAccessedMemberTypes.NonPublicConstructors |
DynamicallyAccessedMemberTypes.PublicFields |
DynamicallyAccessedMemberTypes.NonPublicFields |
DynamicallyAccessedMemberTypes.NonPublicNestedTypes |
DynamicallyAccessedMemberTypes.PublicProperties |
DynamicallyAccessedMemberTypes.NonPublicProperties |
DynamicallyAccessedMemberTypes.PublicConstructors |
#endif
DynamicallyAccessedMemberTypes.PublicNestedTypes |
DynamicallyAccessedMemberTypes.NonPublicMethods |
DynamicallyAccessedMemberTypes.PublicMethods
)]
T>(MessagePath? path = null)
#else
public override CallResult<T> Deserialize<T>(MessagePath? path = null)
#endif
{
try
{
var result = _model.Deserialize<T>(_bytes);
return new CallResult<T>(result);
}
catch (Exception ex)
{
return new CallResult<T>(new DeserializeError("Protobuf deserialization failed: " + ex.Message, ex));
}
}
/// <inheritdoc />
public CallResult Read(ReadOnlyMemory<byte> data)
{
_bytes = data;
try
{
_intermediateType = _model.Deserialize<TIntermediate>(data);
IsValid = true;
return CallResult.SuccessResult;
}
catch (Exception ex)
{
// Not a json message
IsValid = false;
return new CallResult(new DeserializeError("Protobuf deserialization failed: " + ex.Message, ex));
}
}
/// <inheritdoc />
public override string GetOriginalString() =>
// NetStandard 2.0 doesn't support GetString from a ReadonlySpan<byte>, so use ToArray there instead
#if NETSTANDARD2_0
Encoding.UTF8.GetString(_bytes.ToArray());
#else
Encoding.UTF8.GetString(_bytes.Span);
#endif
/// <inheritdoc />
public override bool OriginalDataAvailable => true;
/// <inheritdoc />
public override void Clear()
{
_bytes = null;
_intermediateType = default;
}
}
}

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@ -1,53 +0,0 @@
using CryptoExchange.Net.Interfaces;
using ProtoBuf.Meta;
using System.Diagnostics.CodeAnalysis;
using System.IO;
using System.Reflection;
namespace CryptoExchange.Net.Converters.Protobuf
{
/// <inheritdoc />
public class ProtobufMessageSerializer : IByteMessageSerializer
{
private RuntimeTypeModel _model;
/// <summary>
/// ctor
/// </summary>
public ProtobufMessageSerializer(RuntimeTypeModel model)
{
_model = model;
}
/// <inheritdoc />
#if NET5_0_OR_GREATER
[UnconditionalSuppressMessage("AssemblyLoadTrimming", "IL2092:RequiresUnreferencedCode", Justification = "JsonSerializerOptions provided here has TypeInfoResolver set")]
[UnconditionalSuppressMessage("AssemblyLoadTrimming", "IL2095:RequiresUnreferencedCode", Justification = "JsonSerializerOptions provided here has TypeInfoResolver set")]
#endif
#if NET5_0_OR_GREATER
public byte[] Serialize<
[DynamicallyAccessedMembers(
#if NET8_0_OR_GREATER
DynamicallyAccessedMemberTypes.NonPublicConstructors |
DynamicallyAccessedMemberTypes.PublicFields |
DynamicallyAccessedMemberTypes.NonPublicFields |
DynamicallyAccessedMemberTypes.NonPublicNestedTypes |
DynamicallyAccessedMemberTypes.PublicProperties |
DynamicallyAccessedMemberTypes.NonPublicProperties |
DynamicallyAccessedMemberTypes.PublicConstructors |
#endif
DynamicallyAccessedMemberTypes.PublicNestedTypes |
DynamicallyAccessedMemberTypes.NonPublicMethods |
DynamicallyAccessedMemberTypes.PublicMethods
)]
T>(T message)
#else
public byte[] Serialize<T>(T message)
#endif
{
using var memoryStream = new MemoryStream();
_model.Serialize(memoryStream, message);
return memoryStream.ToArray();
}
}
}

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<Project Sdk="Microsoft.NET.Sdk">
<PropertyGroup>
<TargetFrameworks>netstandard2.0;netstandard2.1;net8.0;net9.0;net10.0</TargetFrameworks>
</PropertyGroup>
<PropertyGroup>
<PackageId>CryptoExchange.Net.Protobuf</PackageId>
<Authors>JKorf</Authors>
<Description>Protobuf support for CryptoExchange.Net</Description>
<PackageVersion>10.0.1</PackageVersion>
<AssemblyVersion>10.0.1</AssemblyVersion>
<FileVersion>10.0.1</FileVersion>
<PackageRequireLicenseAcceptance>false</PackageRequireLicenseAcceptance>
<PackageTags>CryptoExchange;CryptoExchange.Net</PackageTags>
<RepositoryType>git</RepositoryType>
<RepositoryUrl>https://github.com/JKorf/CryptoExchange.Net.git</RepositoryUrl>
<PackageProjectUrl>https://github.com/JKorf/CryptoExchange.Net/tree/master/CryptoExchange.Net.Protobuf</PackageProjectUrl>
<NeutralLanguage>en</NeutralLanguage>
<PackageReadmeFile>README.md</PackageReadmeFile>
<PackageIcon>icon.png</PackageIcon>
<GeneratePackageOnBuild>true</GeneratePackageOnBuild>
<PackageReleaseNotes>https://github.com/JKorf/CryptoExchange.Net?tab=readme-ov-file#release-notes</PackageReleaseNotes>
<Nullable>enable</Nullable>
<LangVersion>12.0</LangVersion>
<PackageLicenseExpression>MIT</PackageLicenseExpression>
</PropertyGroup>
<ItemGroup>
<None Include="..\CryptoExchange.Net\Icon\icon.png" Pack="true" PackagePath="\" />
<None Include="README.md" Pack="true" PackagePath="\" />
</ItemGroup>
<PropertyGroup Label="AOT" Condition="$([MSBuild]::IsTargetFrameworkCompatible('$(TargetFramework)', 'net7.0'))">
<IsAotCompatible>true</IsAotCompatible>
</PropertyGroup>
<PropertyGroup Label="Deterministic Build" Condition="'$(Configuration)' == 'Release'">
<PublishRepositoryUrl>true</PublishRepositoryUrl>
<IncludeSymbols>true</IncludeSymbols>
<SymbolPackageFormat>snupkg</SymbolPackageFormat>
<EmbedUntrackedSources>true</EmbedUntrackedSources>
<ContinuousIntegrationBuild>true</ContinuousIntegrationBuild>
</PropertyGroup>
<PropertyGroup>
<DocumentationFile>CryptoExchange.Net.Protobuf.xml</DocumentationFile>
</PropertyGroup>
<ItemGroup>
<PackageReference Include="CryptoExchange.Net" Version="10.0.2" />
<PackageReference Include="protobuf-net" Version="3.2.56" />
</ItemGroup>
</Project>

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<?xml version="1.0"?>
<doc>
<assembly>
<name>CryptoExchange.Net.Protobuf</name>
</assembly>
<members>
<member name="T:CryptoExchange.Net.Converters.Protobuf.ProtobufMessageAccessor`1">
<summary>
System.Text.Json message accessor
</summary>
</member>
<member name="F:CryptoExchange.Net.Converters.Protobuf.ProtobufMessageAccessor`1._intermediateType">
<summary>
The intermediate deserialization object
</summary>
</member>
<member name="F:CryptoExchange.Net.Converters.Protobuf.ProtobufMessageAccessor`1._model">
<summary>
Runtime type model
</summary>
</member>
<member name="P:CryptoExchange.Net.Converters.Protobuf.ProtobufMessageAccessor`1.IsValid">
<inheritdoc />
</member>
<member name="P:CryptoExchange.Net.Converters.Protobuf.ProtobufMessageAccessor`1.OriginalDataAvailable">
<inheritdoc />
</member>
<member name="P:CryptoExchange.Net.Converters.Protobuf.ProtobufMessageAccessor`1.Underlying">
<inheritdoc />
</member>
<member name="M:CryptoExchange.Net.Converters.Protobuf.ProtobufMessageAccessor`1.#ctor(ProtoBuf.Meta.RuntimeTypeModel)">
<summary>
ctor
</summary>
</member>
<member name="M:CryptoExchange.Net.Converters.Protobuf.ProtobufMessageAccessor`1.GetNodeType">
<inheritdoc />
</member>
<member name="M:CryptoExchange.Net.Converters.Protobuf.ProtobufMessageAccessor`1.GetNodeType(CryptoExchange.Net.Converters.MessageParsing.MessagePath)">
<inheritdoc />
</member>
<member name="M:CryptoExchange.Net.Converters.Protobuf.ProtobufMessageAccessor`1.GetValue``1(CryptoExchange.Net.Converters.MessageParsing.MessagePath)">
<inheritdoc />
</member>
<member name="M:CryptoExchange.Net.Converters.Protobuf.ProtobufMessageAccessor`1.GetValues``1(CryptoExchange.Net.Converters.MessageParsing.MessagePath)">
<inheritdoc />
</member>
<member name="M:CryptoExchange.Net.Converters.Protobuf.ProtobufMessageAccessor`1.GetOriginalString">
<inheritdoc />
</member>
<member name="M:CryptoExchange.Net.Converters.Protobuf.ProtobufMessageAccessor`1.Clear">
<inheritdoc />
</member>
<member name="M:CryptoExchange.Net.Converters.Protobuf.ProtobufMessageAccessor`1.Deserialize(System.Type,System.Nullable{CryptoExchange.Net.Converters.MessageParsing.MessagePath})">
<inheritdoc />
</member>
<member name="M:CryptoExchange.Net.Converters.Protobuf.ProtobufMessageAccessor`1.Deserialize``1(System.Nullable{CryptoExchange.Net.Converters.MessageParsing.MessagePath})">
<inheritdoc />
</member>
<member name="T:CryptoExchange.Net.Converters.Protobuf.ProtobufStreamMessageAccessor`1">
<summary>
System.Text.Json stream message accessor
</summary>
</member>
<member name="P:CryptoExchange.Net.Converters.Protobuf.ProtobufStreamMessageAccessor`1.OriginalDataAvailable">
<inheritdoc />
</member>
<member name="M:CryptoExchange.Net.Converters.Protobuf.ProtobufStreamMessageAccessor`1.#ctor(ProtoBuf.Meta.RuntimeTypeModel)">
<summary>
ctor
</summary>
</member>
<member name="M:CryptoExchange.Net.Converters.Protobuf.ProtobufStreamMessageAccessor`1.Deserialize(System.Type,System.Nullable{CryptoExchange.Net.Converters.MessageParsing.MessagePath})">
<inheritdoc />
</member>
<member name="M:CryptoExchange.Net.Converters.Protobuf.ProtobufStreamMessageAccessor`1.Deserialize``1(System.Nullable{CryptoExchange.Net.Converters.MessageParsing.MessagePath})">
<inheritdoc />
</member>
<member name="M:CryptoExchange.Net.Converters.Protobuf.ProtobufStreamMessageAccessor`1.Read(System.IO.Stream,System.Boolean)">
<inheritdoc />
</member>
<member name="M:CryptoExchange.Net.Converters.Protobuf.ProtobufStreamMessageAccessor`1.GetOriginalString">
<inheritdoc />
</member>
<member name="M:CryptoExchange.Net.Converters.Protobuf.ProtobufStreamMessageAccessor`1.Clear">
<inheritdoc />
</member>
<member name="T:CryptoExchange.Net.Converters.Protobuf.ProtobufByteMessageAccessor`1">
<summary>
Protobuf byte message accessor
</summary>
</member>
<member name="M:CryptoExchange.Net.Converters.Protobuf.ProtobufByteMessageAccessor`1.#ctor(ProtoBuf.Meta.RuntimeTypeModel)">
<summary>
ctor
</summary>
</member>
<member name="M:CryptoExchange.Net.Converters.Protobuf.ProtobufByteMessageAccessor`1.Deserialize(System.Type,System.Nullable{CryptoExchange.Net.Converters.MessageParsing.MessagePath})">
<inheritdoc />
</member>
<member name="M:CryptoExchange.Net.Converters.Protobuf.ProtobufByteMessageAccessor`1.Deserialize``1(System.Nullable{CryptoExchange.Net.Converters.MessageParsing.MessagePath})">
<inheritdoc />
</member>
<member name="M:CryptoExchange.Net.Converters.Protobuf.ProtobufByteMessageAccessor`1.Read(System.ReadOnlyMemory{System.Byte})">
<inheritdoc />
</member>
<member name="M:CryptoExchange.Net.Converters.Protobuf.ProtobufByteMessageAccessor`1.GetOriginalString">
<inheritdoc />
</member>
<member name="P:CryptoExchange.Net.Converters.Protobuf.ProtobufByteMessageAccessor`1.OriginalDataAvailable">
<inheritdoc />
</member>
<member name="M:CryptoExchange.Net.Converters.Protobuf.ProtobufByteMessageAccessor`1.Clear">
<inheritdoc />
</member>
<member name="T:CryptoExchange.Net.Converters.Protobuf.ProtobufMessageSerializer">
<inheritdoc />
</member>
<member name="M:CryptoExchange.Net.Converters.Protobuf.ProtobufMessageSerializer.#ctor(ProtoBuf.Meta.RuntimeTypeModel)">
<summary>
ctor
</summary>
</member>
<member name="M:CryptoExchange.Net.Converters.Protobuf.ProtobufMessageSerializer.Serialize``1(``0)">
<inheritdoc />
</member>
</members>
</doc>

View File

@ -1,52 +0,0 @@
# ![.CryptoExchange.Net](https://github.com/JKorf/CryptoExchange.Net/blob/ffcb7db8ff597c2f14982d68464015a748815580/CryptoExchange.Net/Icon/icon.png) CryptoExchange.Net.Proto
[![.NET](https://img.shields.io/github/actions/workflow/status/JKorf/CryptoExchange.Net/dotnet.yml?style=for-the-badge)](https://github.com/JKorf/CryptoExchange.Net/actions/workflows/dotnet.yml) [![Nuget downloads](https://img.shields.io/nuget/dt/CryptoExchange.Net.Protobuf.svg?style=for-the-badge)](https://www.nuget.org/packages/CryptoExchange.Net.Protobuf) ![License](https://img.shields.io/github/license/JKorf/CryptoExchange.Net?style=for-the-badge)
Protobuf support for CryptoExchange.Net.
## Release notes
* Version 10.0.1 - 16 Dec 2025
* Updated CryptoExchange.Net version to 10.0.0, see https://github.com/JKorf/CryptoExchange.Net/releases/
* Version 10.0.0 - 16 Dec 2025
* Updated CryptoExchange.Net version to 10.0.0, see https://github.com/JKorf/CryptoExchange.Net/releases/
* Version 9.13.0 - 10 Nov 2025
* Updated CryptoExchange.Net version to 9.13.0, see https://github.com/JKorf/CryptoExchange.Net/releases/
* Version 9.12.0 - 03 Nov 2025
* Updated CryptoExchange.Net version to 9.12.0, see https://github.com/JKorf/CryptoExchange.Net/releases/
* Version 9.11.1 - 30 Oct 2025
* Updated CryptoExchange.Net version to 9.11.0, see https://github.com/JKorf/CryptoExchange.Net/releases/
* Version 9.11.0 - 30 Oct 2025
* Updated CryptoExchange.Net version to 9.11.0, see https://github.com/JKorf/CryptoExchange.Net/releases/
* Version 9.10.0 - 15 Oct 2025
* Updated CryptoExchange.Net version to 9.10.0, see https://github.com/JKorf/CryptoExchange.Net/releases/
* Version 9.9.0 - 06 Oct 2025
* Updated CryptoExchange.Net version to 9.9.0, see https://github.com/JKorf/CryptoExchange.Net/releases/
* Version 9.8.0 - 30 Sep 2025
* Updated CryptoExchange.Net version to 9.8.0, see https://github.com/JKorf/CryptoExchange.Net/releases/
* Version 9.7.0 - 01 Sep 2025
* Updated CryptoExchange.Net version to 9.7.0, see https://github.com/JKorf/CryptoExchange.Net/releases/
* Version 9.6.0 - 25 Aug 2025
* Updated CryptoExchange.Net version to 9.6.0
* Version 9.5.0 - 19 Aug 2025
* Updated CryptoExchange.Net version to 9.5.0
* Version 9.4.0 - 04 Aug 2025
* Updated CryptoExchange.Net to version 9.4.0, see https://github.com/JKorf/CryptoExchange.Net/releases/
* Updated protobuf-net package version to 3.2.56
* Version 9.3.0 - 23 Jul 2025
* Updated CryptoExchange.Net to version 9.3.0, see https://github.com/JKorf/CryptoExchange.Net/releases/
* Version 9.2.0 - 14 Jul 2025
* Initial release

View File

@ -1,9 +1,9 @@
using CryptoExchange.Net.Objects;
using NUnit.Framework;
using NUnit.Framework.Legacy;
using System;
using System.Collections.Generic;
using System.Linq;
using System.Text;
using System.Threading.Tasks;
namespace CryptoExchange.Net.UnitTests
@ -24,8 +24,8 @@ namespace CryptoExchange.Net.UnitTests
var result1 = await waiter1;
var result2 = await waiter2;
Assert.That(result1);
Assert.That(result2);
Assert.True(result1);
Assert.True(result2);
}
[Test]
@ -39,8 +39,8 @@ namespace CryptoExchange.Net.UnitTests
var result1 = await waiter1;
var result2 = await waiter2;
Assert.That(result1);
Assert.That(result2);
Assert.True(result1);
Assert.True(result2);
}
[Test]
@ -55,14 +55,14 @@ namespace CryptoExchange.Net.UnitTests
var result1 = await waiter1;
Assert.That(result1);
Assert.That(waiter2.Status != TaskStatus.RanToCompletion);
Assert.True(result1);
Assert.True(waiter2.Status != TaskStatus.RanToCompletion);
evnt.Set();
var result2 = await waiter2;
Assert.That(result2);
Assert.True(result2);
}
[Test]
@ -75,13 +75,13 @@ namespace CryptoExchange.Net.UnitTests
var result1 = await waiter1;
Assert.That(result1);
Assert.That(waiter2.Status != TaskStatus.RanToCompletion);
Assert.True(result1);
Assert.True(waiter2.Status != TaskStatus.RanToCompletion);
evnt.Set();
var result2 = await waiter2;
Assert.That(result2);
Assert.True(result2);
}
[Test]
@ -105,13 +105,12 @@ namespace CryptoExchange.Net.UnitTests
for(var i = 1; i <= 10; i++)
{
evnt.Set();
await Task.Delay(1); // Wait for the continuation.
Assert.That(10 - i == waiters.Count(w => w.Status != TaskStatus.RanToCompletion));
Assert.AreEqual(10 - i, waiters.Count(w => w.Status != TaskStatus.RanToCompletion));
}
await resultsWaiter;
Assert.That(10 == results.Count(r => r));
Assert.AreEqual(10, results.Count(r => r));
}
[Test]
@ -125,7 +124,7 @@ namespace CryptoExchange.Net.UnitTests
var result1 = await waiter1;
Assert.That(result1);
Assert.True(result1);
}
[Test]
@ -135,9 +134,9 @@ namespace CryptoExchange.Net.UnitTests
var waiter1 = evnt.WaitAsync(TimeSpan.FromMilliseconds(100));
var result1 = await waiter1;
var result1 = await waiter1;
ClassicAssert.False(result1);
Assert.False(result1);
}
}
}

View File

@ -1,11 +1,88 @@
using NUnit.Framework;
using NUnit.Framework.Legacy;
using CryptoExchange.Net.Authentication;
using CryptoExchange.Net.Objects;
using CryptoExchange.Net.UnitTests.TestImplementations;
using Microsoft.Extensions.Logging;
using NUnit.Framework;
using System;
using System.Collections.Generic;
namespace CryptoExchange.Net.UnitTests
{
[TestFixture()]
public class BaseClientTests
{
[TestCase(null, null)]
[TestCase("", "")]
[TestCase("test", null)]
[TestCase("test", "")]
[TestCase(null, "test")]
[TestCase("", "test")]
public void SettingEmptyValuesForAPICredentials_Should_ThrowException(string key, string secret)
{
// arrange
// act
// assert
Assert.Throws(typeof(ArgumentException), () => new TestBaseClient(new RestClientOptions("") { ApiCredentials = new ApiCredentials(key, secret) }));
}
[TestCase]
public void SettingLogOutput_Should_RedirectLogOutput()
{
// arrange
var logger = new TestStringLogger();
var client = new TestBaseClient(new RestClientOptions("")
{
LogWriters = new List<ILogger> { logger }
});
// act
client.Log(LogLevel.Information, "Test");
// assert
Assert.IsFalse(string.IsNullOrEmpty(logger.GetLogs()));
}
[TestCase(LogLevel.None, LogLevel.Error, false)]
[TestCase(LogLevel.None, LogLevel.Warning, false)]
[TestCase(LogLevel.None, LogLevel.Information, false)]
[TestCase(LogLevel.None, LogLevel.Debug, false)]
[TestCase(LogLevel.Error, LogLevel.Error, true)]
[TestCase(LogLevel.Error, LogLevel.Warning, false)]
[TestCase(LogLevel.Error, LogLevel.Information, false)]
[TestCase(LogLevel.Error, LogLevel.Debug, false)]
[TestCase(LogLevel.Warning, LogLevel.Error, true)]
[TestCase(LogLevel.Warning, LogLevel.Warning, true)]
[TestCase(LogLevel.Warning, LogLevel.Information, false)]
[TestCase(LogLevel.Warning, LogLevel.Debug, false)]
[TestCase(LogLevel.Information, LogLevel.Error, true)]
[TestCase(LogLevel.Information, LogLevel.Warning, true)]
[TestCase(LogLevel.Information, LogLevel.Information, true)]
[TestCase(LogLevel.Information, LogLevel.Debug, false)]
[TestCase(LogLevel.Debug, LogLevel.Error, true)]
[TestCase(LogLevel.Debug, LogLevel.Warning, true)]
[TestCase(LogLevel.Debug, LogLevel.Information, true)]
[TestCase(LogLevel.Debug, LogLevel.Debug, true)]
[TestCase(null, LogLevel.Error, true)]
[TestCase(null, LogLevel.Warning, true)]
[TestCase(null, LogLevel.Information, true)]
[TestCase(null, LogLevel.Debug, true)]
public void SettingLogLevel_Should_RestrictLogging(LogLevel? verbosity, LogLevel testVerbosity, bool expected)
{
// arrange
var logger = new TestStringLogger();
var client = new TestBaseClient(new RestClientOptions("")
{
LogWriters = new List<ILogger> { logger },
LogLevel = verbosity
});
// act
client.Log(testVerbosity, "Test");
// assert
Assert.AreEqual(!string.IsNullOrEmpty(logger.GetLogs()), expected);
}
[TestCase]
public void DeserializingValidJson_Should_GiveSuccessfulResult()
{
@ -13,10 +90,10 @@ namespace CryptoExchange.Net.UnitTests
var client = new TestBaseClient();
// act
var result = client.SubClient.Deserialize<object>("{\"testProperty\": 123}");
var result = client.Deserialize<object>("{\"testProperty\": 123}");
// assert
Assert.That(result.Success);
Assert.IsTrue(result.Success);
}
[TestCase]
@ -26,24 +103,24 @@ namespace CryptoExchange.Net.UnitTests
var client = new TestBaseClient();
// act
var result = client.SubClient.Deserialize<object>("{\"testProperty\": 123");
var result = client.Deserialize<object>("{\"testProperty\": 123");
// assert
ClassicAssert.IsFalse(result.Success);
Assert.That(result.Error != null);
Assert.IsFalse(result.Success);
Assert.IsTrue(result.Error != null);
}
[TestCase("https://api.test.com/api", new[] { "path1", "path2" }, "https://api.test.com/api/path1/path2")]
[TestCase("https://api.test.com/api", new[] { "path1", "/path2" }, "https://api.test.com/api/path1/path2")]
[TestCase("https://api.test.com/api", new[] { "path1/", "path2" }, "https://api.test.com/api/path1/path2")]
[TestCase("https://api.test.com/api", new[] { "path1/", "/path2" }, "https://api.test.com/api/path1/path2")]
[TestCase("https://api.test.com/api/", new[] { "path1", "path2" }, "https://api.test.com/api/path1/path2")]
[TestCase("https://api.test.com", new[] { "test-path/test-path" }, "https://api.test.com/test-path/test-path")]
[TestCase("https://api.test.com/", new[] { "test-path/test-path" }, "https://api.test.com/test-path/test-path")]
public void AppendPathTests(string baseUrl, string[] path, string expected)
[TestCase]
public void FillingPathParameters_Should_ResultInValidUrl()
{
var result = baseUrl.AppendPath(path);
Assert.That(expected == result);
// arrange
var client = new TestBaseClient();
// act
var result = client.FillParameters("http://test.api/{}/path/{}", "1", "test");
// assert
Assert.IsTrue(result == "http://test.api/1/path/test");
}
}
}

View File

@ -1,184 +0,0 @@
using CryptoExchange.Net.Objects;
using CryptoExchange.Net.Objects.Errors;
using NUnit.Framework;
using NUnit.Framework.Legacy;
using System;
using System.Collections.Generic;
using System.Net;
using System.Net.Http;
namespace CryptoExchange.Net.UnitTests
{
[TestFixture()]
internal class CallResultTests
{
[Test]
public void TestBasicErrorCallResult()
{
var result = new CallResult(new ServerError("TestError", ErrorInfo.Unknown));
ClassicAssert.AreSame(result.Error.ErrorCode, "TestError");
ClassicAssert.IsFalse(result);
ClassicAssert.IsFalse(result.Success);
}
[Test]
public void TestBasicSuccessCallResult()
{
var result = new CallResult(null);
ClassicAssert.IsNull(result.Error);
Assert.That(result);
Assert.That(result.Success);
}
[Test]
public void TestCallResultError()
{
var result = new CallResult<object>(new ServerError("TestError", ErrorInfo.Unknown));
ClassicAssert.AreSame(result.Error.ErrorCode, "TestError");
ClassicAssert.IsNull(result.Data);
ClassicAssert.IsFalse(result);
ClassicAssert.IsFalse(result.Success);
}
[Test]
public void TestCallResultSuccess()
{
var result = new CallResult<object>(new object());
ClassicAssert.IsNull(result.Error);
ClassicAssert.IsNotNull(result.Data);
Assert.That(result);
Assert.That(result.Success);
}
[Test]
public void TestCallResultSuccessAs()
{
var result = new CallResult<TestObjectResult>(new TestObjectResult());
var asResult = result.As<TestObject2>(result.Data.InnerData);
ClassicAssert.IsNull(asResult.Error);
ClassicAssert.IsNotNull(asResult.Data);
Assert.That(asResult.Data is not null);
Assert.That(asResult);
Assert.That(asResult.Success);
}
[Test]
public void TestCallResultErrorAs()
{
var result = new CallResult<TestObjectResult>(new ServerError("TestError", ErrorInfo.Unknown));
var asResult = result.As<TestObject2>(default);
ClassicAssert.IsNotNull(asResult.Error);
ClassicAssert.AreSame(asResult.Error.ErrorCode, "TestError");
ClassicAssert.IsNull(asResult.Data);
ClassicAssert.IsFalse(asResult);
ClassicAssert.IsFalse(asResult.Success);
}
[Test]
public void TestCallResultErrorAsError()
{
var result = new CallResult<TestObjectResult>(new ServerError("TestError", ErrorInfo.Unknown));
var asResult = result.AsError<TestObject2>(new ServerError("TestError2", ErrorInfo.Unknown));
ClassicAssert.IsNotNull(asResult.Error);
ClassicAssert.AreSame(asResult.Error.ErrorCode, "TestError2");
ClassicAssert.IsNull(asResult.Data);
ClassicAssert.IsFalse(asResult);
ClassicAssert.IsFalse(asResult.Success);
}
[Test]
public void TestWebCallResultErrorAsError()
{
var result = new WebCallResult<TestObjectResult>(new ServerError("TestError", ErrorInfo.Unknown));
var asResult = result.AsError<TestObject2>(new ServerError("TestError2", ErrorInfo.Unknown));
ClassicAssert.IsNotNull(asResult.Error);
ClassicAssert.AreSame(asResult.Error.ErrorCode, "TestError2");
ClassicAssert.IsNull(asResult.Data);
ClassicAssert.IsFalse(asResult);
ClassicAssert.IsFalse(asResult.Success);
}
[Test]
public void TestWebCallResultSuccessAsError()
{
var result = new WebCallResult<TestObjectResult>(
System.Net.HttpStatusCode.OK,
HttpVersion.Version11,
new HttpResponseMessage().Headers,
TimeSpan.FromSeconds(1),
null,
"{}",
1,
"https://test.com/api",
null,
HttpMethod.Get,
new HttpRequestMessage().Headers,
ResultDataSource.Server,
new TestObjectResult(),
null);
var asResult = result.AsError<TestObject2>(new ServerError("TestError2", ErrorInfo.Unknown));
ClassicAssert.IsNotNull(asResult.Error);
Assert.That(asResult.Error.ErrorCode == "TestError2");
Assert.That(asResult.ResponseStatusCode == System.Net.HttpStatusCode.OK);
Assert.That(asResult.ResponseTime == TimeSpan.FromSeconds(1));
Assert.That(asResult.RequestUrl == "https://test.com/api");
Assert.That(asResult.RequestMethod == HttpMethod.Get);
ClassicAssert.IsNull(asResult.Data);
ClassicAssert.IsFalse(asResult);
ClassicAssert.IsFalse(asResult.Success);
}
[Test]
public void TestWebCallResultSuccessAsSuccess()
{
var result = new WebCallResult<TestObjectResult>(
System.Net.HttpStatusCode.OK,
HttpVersion.Version11,
new HttpResponseMessage().Headers,
TimeSpan.FromSeconds(1),
null,
"{}",
1,
"https://test.com/api",
null,
HttpMethod.Get,
new HttpRequestMessage().Headers,
ResultDataSource.Server,
new TestObjectResult(),
null);
var asResult = result.As<TestObject2>(result.Data.InnerData);
ClassicAssert.IsNull(asResult.Error);
Assert.That(asResult.ResponseStatusCode == System.Net.HttpStatusCode.OK);
Assert.That(asResult.ResponseTime == TimeSpan.FromSeconds(1));
Assert.That(asResult.RequestUrl == "https://test.com/api");
Assert.That(asResult.RequestMethod == HttpMethod.Get);
ClassicAssert.IsNotNull(asResult.Data);
Assert.That(asResult);
Assert.That(asResult.Success);
}
}
public class TestObjectResult
{
public TestObject2 InnerData;
public TestObjectResult()
{
InnerData = new TestObject2();
}
}
public class TestObject2
{
}
}

View File

@ -1,15 +1,15 @@
<Project Sdk="Microsoft.NET.Sdk">
<Project Sdk="Microsoft.NET.Sdk">
<PropertyGroup>
<TargetFramework>net10.0</TargetFramework>
<TargetFramework>netcoreapp5.0</TargetFramework>
<IsPackable>false</IsPackable>
</PropertyGroup>
<ItemGroup>
<PackageReference Include="Microsoft.NET.Test.Sdk" Version="18.0.1"></PackageReference>
<PackageReference Include="Moq" Version="4.20.72" />
<PackageReference Include="NUnit" Version="4.4.0"></PackageReference>
<PackageReference Include="NUnit3TestAdapter" Version="6.0.0"></PackageReference>
<packagereference Include="Microsoft.NET.Test.Sdk" Version="16.10.0"></packagereference>
<PackageReference Include="Moq" Version="4.16.1" />
<packagereference Include="NUnit" Version="3.13.2"></packagereference>
<packagereference Include="NUnit3TestAdapter" Version="3.17.0"></packagereference>
</ItemGroup>
<ItemGroup>

View File

@ -16,7 +16,7 @@ namespace CryptoExchange.Net.UnitTests
public void ClampValueTests(decimal min, decimal max, decimal input, decimal expected)
{
var result = ExchangeHelpers.ClampValue(min, max, input);
Assert.That(expected == result);
Assert.AreEqual(expected, result);
}
[TestCase(0.1, 1, 0.1, RoundingType.Down, 0.4, 0.4)]
@ -30,11 +30,10 @@ namespace CryptoExchange.Net.UnitTests
[TestCase(0.1, 1, 0.0001, RoundingType.Closest, 0.532, 0.532)]
[TestCase(0.1, 1, 0.0001, RoundingType.Down, 0.5516592, 0.5516)]
[TestCase(0.1, 1, 0.0001, RoundingType.Closest, 0.5516592, 0.5517)]
[TestCase(0, 1, 0.000000001, RoundingType.Closest, 0.0000097232, 0.000009723)]
public void AdjustValueStepTests(decimal min, decimal max, decimal? step, RoundingType roundingType, decimal input, decimal expected)
{
var result = ExchangeHelpers.AdjustValueStep(min, max, step, roundingType, input);
Assert.That(expected == result);
Assert.AreEqual(expected, result);
}
[TestCase(0.1, 1, 2, RoundingType.Closest, 0.4, 0.4)]
@ -49,7 +48,7 @@ namespace CryptoExchange.Net.UnitTests
public void AdjustValuePrecisionTests(decimal min, decimal max, int? precision, RoundingType roundingType, decimal input, decimal expected)
{
var result = ExchangeHelpers.AdjustValuePrecision(min, max, precision, roundingType, input);
Assert.That(expected == result);
Assert.AreEqual(expected, result);
}
[TestCase(5, 0.1563158, 0.15631)]
@ -60,7 +59,7 @@ namespace CryptoExchange.Net.UnitTests
public void RoundDownTests(int decimalPlaces, decimal input, decimal expected)
{
var result = ExchangeHelpers.RoundDown(input, decimalPlaces);
Assert.That(expected == result);
Assert.AreEqual(expected, result);
}
[TestCase(0.1234560000, "0.123456")]
@ -68,22 +67,7 @@ namespace CryptoExchange.Net.UnitTests
public void NormalizeTests(decimal input, string expected)
{
var result = ExchangeHelpers.Normalize(input);
Assert.That(expected == result.ToString(CultureInfo.InvariantCulture));
}
[Test]
[TestCase("123", "BKR", 32, true, "BKRJK123")]
[TestCase("123", "BKR", 32, false, "123")]
[TestCase("123123123123123123123123123123", "BKR", 32, true, "123123123123123123123123123123")] // 30
[TestCase("12312312312312312312312312312", "BKR", 32, true, "12312312312312312312312312312")] // 27
[TestCase("123123123123123123123123123", "BKR", 32, true, "BKRJK123123123123123123123123123")] // 25
[TestCase(null, "BKR", 32, true, null)]
public void ApplyBrokerIdTests(string clientOrderId, string brokerId, int maxLength, bool allowValueAdjustement, string expected)
{
var result = LibraryHelpers.ApplyBrokerId(clientOrderId, brokerId, maxLength, allowValueAdjustement);
if (expected != null)
Assert.That(result, Is.EqualTo(expected));
Assert.AreEqual(expected, result.ToString(CultureInfo.InvariantCulture));
}
}
}

View File

@ -1,163 +0,0 @@
using CryptoExchange.Net.Authentication;
using CryptoExchange.Net.Objects.Options;
using CryptoExchange.Net.UnitTests.TestImplementations;
using NUnit.Framework;
using System;
namespace CryptoExchange.Net.UnitTests
{
[TestFixture()]
public class OptionsTests
{
[TearDown]
public void Init()
{
TestClientOptions.Default = new TestClientOptions
{
};
}
[TestCase(null, null)]
[TestCase("", "")]
[TestCase("test", null)]
[TestCase("test", "")]
[TestCase(null, "test")]
[TestCase("", "test")]
public void SettingEmptyValuesForAPICredentials_Should_ThrowException(string key, string secret)
{
// arrange
// act
// assert
Assert.Throws(typeof(ArgumentException),
() => new RestExchangeOptions<TestEnvironment, ApiCredentials>() { ApiCredentials = new ApiCredentials(key, secret) });
}
[Test]
public void TestBasicOptionsAreSet()
{
// arrange, act
var options = new TestClientOptions
{
ApiCredentials = new ApiCredentials("123", "456"),
ReceiveWindow = TimeSpan.FromSeconds(10)
};
// assert
Assert.That(options.ReceiveWindow == TimeSpan.FromSeconds(10));
Assert.That(options.ApiCredentials.Key == "123");
Assert.That(options.ApiCredentials.Secret == "456");
}
[Test]
public void TestApiOptionsAreSet()
{
// arrange, act
var options = new TestClientOptions();
options.Api1Options.ApiCredentials = new ApiCredentials("123", "456");
options.Api2Options.ApiCredentials = new ApiCredentials("789", "101");
// assert
Assert.That(options.Api1Options.ApiCredentials.Key == "123");
Assert.That(options.Api1Options.ApiCredentials.Secret == "456");
Assert.That(options.Api2Options.ApiCredentials.Key == "789");
Assert.That(options.Api2Options.ApiCredentials.Secret == "101");
}
[Test]
public void TestClientUsesCorrectOptions()
{
var client = new TestRestClient(options => {
options.Api1Options.ApiCredentials = new ApiCredentials("111", "222");
options.ApiCredentials = new ApiCredentials("333", "444");
});
var authProvider1 = (TestAuthProvider)client.Api1.AuthenticationProvider;
var authProvider2 = (TestAuthProvider)client.Api2.AuthenticationProvider;
Assert.That(authProvider1.GetKey() == "111");
Assert.That(authProvider1.GetSecret() == "222");
Assert.That(authProvider2.GetKey() == "333");
Assert.That(authProvider2.GetSecret() == "444");
}
[Test]
public void TestClientUsesCorrectOptionsWithDefault()
{
TestClientOptions.Default.ApiCredentials = new ApiCredentials("123", "456");
TestClientOptions.Default.Api1Options.ApiCredentials = new ApiCredentials("111", "222");
var client = new TestRestClient();
var authProvider1 = (TestAuthProvider)client.Api1.AuthenticationProvider;
var authProvider2 = (TestAuthProvider)client.Api2.AuthenticationProvider;
Assert.That(authProvider1.GetKey() == "111");
Assert.That(authProvider1.GetSecret() == "222");
Assert.That(authProvider2.GetKey() == "123");
Assert.That(authProvider2.GetSecret() == "456");
// Cleanup static values
TestClientOptions.Default.ApiCredentials = null;
TestClientOptions.Default.Api1Options.ApiCredentials = null;
}
[Test]
public void TestClientUsesCorrectOptionsWithOverridingDefault()
{
TestClientOptions.Default.ApiCredentials = new ApiCredentials("123", "456");
TestClientOptions.Default.Api1Options.ApiCredentials = new ApiCredentials("111", "222");
var client = new TestRestClient(options =>
{
options.Api1Options.ApiCredentials = new ApiCredentials("333", "444");
options.Environment = new TestEnvironment("Test", "https://test.test");
});
var authProvider1 = (TestAuthProvider)client.Api1.AuthenticationProvider;
var authProvider2 = (TestAuthProvider)client.Api2.AuthenticationProvider;
Assert.That(authProvider1.GetKey() == "333");
Assert.That(authProvider1.GetSecret() == "444");
Assert.That(authProvider2.GetKey() == "123");
Assert.That(authProvider2.GetSecret() == "456");
Assert.That(client.Api2.BaseAddress == "https://localhost:123");
// Cleanup static values
TestClientOptions.Default.ApiCredentials = null;
TestClientOptions.Default.Api1Options.ApiCredentials = null;
}
}
public class TestClientOptions: RestExchangeOptions<TestEnvironment, ApiCredentials>
{
/// <summary>
/// Default options for the futures client
/// </summary>
public static TestClientOptions Default { get; set; } = new TestClientOptions()
{
Environment = new TestEnvironment("test", "https://test.com")
};
/// <summary>
/// ctor
/// </summary>
public TestClientOptions()
{
Default?.Set(this);
}
/// <summary>
/// The default receive window for requests
/// </summary>
public TimeSpan ReceiveWindow { get; set; } = TimeSpan.FromSeconds(5);
public RestApiOptions Api1Options { get; private set; } = new RestApiOptions();
public RestApiOptions Api2Options { get; set; } = new RestApiOptions();
internal TestClientOptions Set(TestClientOptions targetOptions)
{
targetOptions = base.Set<TestClientOptions>(targetOptions);
targetOptions.Api1Options = Api1Options.Set(targetOptions.Api1Options);
targetOptions.Api2Options = Api2Options.Set(targetOptions.Api2Options);
return targetOptions;
}
}
}

View File

@ -1,18 +1,17 @@
using CryptoExchange.Net.Objects;
using CryptoExchange.Net.Authentication;
using CryptoExchange.Net.Objects;
using CryptoExchange.Net.UnitTests.TestImplementations;
using Newtonsoft.Json;
using NUnit.Framework;
using System;
using System.Collections.Generic;
using System.Diagnostics;
using System.Linq;
using CryptoExchange.Net.Interfaces;
using CryptoExchange.Net.RateLimiter;
using Microsoft.Extensions.Logging;
using System.Net.Http;
using System.Threading.Tasks;
using System.Threading;
using NUnit.Framework.Legacy;
using CryptoExchange.Net.RateLimiting;
using CryptoExchange.Net.RateLimiting.Guards;
using CryptoExchange.Net.RateLimiting.Filters;
using CryptoExchange.Net.RateLimiting.Interfaces;
using System.Text.Json;
namespace CryptoExchange.Net.UnitTests
{
@ -25,14 +24,14 @@ namespace CryptoExchange.Net.UnitTests
// arrange
var client = new TestRestClient();
var expected = new TestObject() { DecimalData = 1.23M, IntData = 10, StringData = "Some data" };
client.SetResponse(JsonSerializer.Serialize(expected, new JsonSerializerOptions { TypeInfoResolver = new TestSerializerContext() }), out _);
client.SetResponse(JsonConvert.SerializeObject(expected), out _);
// act
var result = client.Api1.Request<TestObject>().Result;
var result = client.Request<TestObject>().Result;
// assert
Assert.That(result.Success);
Assert.That(TestHelpers.AreEqual(expected, result.Data));
Assert.IsTrue(result.Success);
Assert.IsTrue(TestHelpers.AreEqual(expected, result.Data));
}
[TestCase]
@ -43,60 +42,62 @@ namespace CryptoExchange.Net.UnitTests
client.SetResponse("{\"property\": 123", out _);
// act
var result = client.Api1.Request<TestObject>().Result;
var result = client.Request<TestObject>().Result;
// assert
ClassicAssert.IsFalse(result.Success);
Assert.That(result.Error != null);
Assert.IsFalse(result.Success);
Assert.IsTrue(result.Error != null);
}
[TestCase]
public async Task ReceivingErrorCode_Should_ResultInError()
public void ReceivingErrorCode_Should_ResultInError()
{
// arrange
var client = new TestRestClient();
client.SetErrorWithoutResponse(System.Net.HttpStatusCode.BadRequest, "Invalid request");
// act
var result = await client.Api1.Request<TestObject>();
var result = client.Request<TestObject>().Result;
// assert
ClassicAssert.IsFalse(result.Success);
Assert.That(result.Error != null);
Assert.IsFalse(result.Success);
Assert.IsTrue(result.Error != null);
}
[TestCase]
public async Task ReceivingErrorAndNotParsingError_Should_ResultInFlatError()
public void ReceivingErrorAndNotParsingError_Should_ResultInFlatError()
{
// arrange
var client = new TestRestClient();
client.SetErrorWithResponse("{\"errorMessage\": \"Invalid request\", \"errorCode\": 123}", System.Net.HttpStatusCode.BadRequest);
// act
var result = await client.Api1.Request<TestObject>();
var result = client.Request<TestObject>().Result;
// assert
ClassicAssert.IsFalse(result.Success);
Assert.That(result.Error != null);
Assert.That(result.Error is ServerError);
Assert.IsFalse(result.Success);
Assert.IsTrue(result.Error != null);
Assert.IsTrue(result.Error is ServerError);
Assert.IsTrue(result.Error.Message.Contains("Invalid request"));
Assert.IsTrue(result.Error.Message.Contains("123"));
}
[TestCase]
public async Task ReceivingErrorAndParsingError_Should_ResultInParsedError()
public void ReceivingErrorAndParsingError_Should_ResultInParsedError()
{
// arrange
var client = new ParseErrorTestRestClient();
client.SetErrorWithResponse("{\"errorMessage\": \"Invalid request\", \"errorCode\": 123}", System.Net.HttpStatusCode.BadRequest);
// act
var result = await client.Api2.Request<TestObject>();
var result = client.Request<TestObject>().Result;
// assert
ClassicAssert.IsFalse(result.Success);
Assert.That(result.Error != null);
Assert.That(result.Error is ServerError);
Assert.That(result.Error.ErrorCode == "123");
Assert.That(result.Error.Message == "Invalid request");
Assert.IsFalse(result.Success);
Assert.IsTrue(result.Error != null);
Assert.IsTrue(result.Error is ServerError);
Assert.IsTrue(result.Error.Code == 123);
Assert.IsTrue(result.Error.Message == "Invalid request");
}
[TestCase]
@ -104,16 +105,20 @@ namespace CryptoExchange.Net.UnitTests
{
// arrange
// act
var options = new TestClientOptions();
options.Api1Options.TimestampRecalculationInterval = TimeSpan.FromMinutes(10);
options.Api1Options.OutputOriginalData = true;
options.RequestTimeout = TimeSpan.FromMinutes(1);
var client = new TestBaseClient(options);
var client = new TestRestClient(new RestClientOptions("")
{
BaseAddress = "http://test.address.com",
RateLimiters = new List<IRateLimiter>{new RateLimiterTotal(1, TimeSpan.FromSeconds(1))},
RateLimitingBehaviour = RateLimitingBehaviour.Fail,
RequestTimeout = TimeSpan.FromMinutes(1)
});
// assert
Assert.That(((TestClientOptions)client.ClientOptions).Api1Options.TimestampRecalculationInterval == TimeSpan.FromMinutes(10));
Assert.That(((TestClientOptions)client.ClientOptions).Api1Options.OutputOriginalData == true);
Assert.That(((TestClientOptions)client.ClientOptions).RequestTimeout == TimeSpan.FromMinutes(1));
Assert.IsTrue(client.BaseAddress == "http://test.address.com/");
Assert.IsTrue(client.RateLimiters.Count() == 1);
Assert.IsTrue(client.RateLimitBehaviour == RateLimitingBehaviour.Fail);
Assert.IsTrue(client.RequestTimeout == TimeSpan.FromMinutes(1));
}
[TestCase("GET", HttpMethodParameterPosition.InUri)] // No need to test InBody for GET since thats not valid
@ -127,13 +132,16 @@ namespace CryptoExchange.Net.UnitTests
{
// arrange
// act
var client = new TestRestClient();
var client = new TestRestClient(new RestClientOptions("")
{
BaseAddress = "http://test.address.com",
});
client.Api1.SetParameterPosition(new HttpMethod(method), pos);
client.SetParameterPosition(new HttpMethod(method), pos);
client.SetResponse("{}", out var request);
await client.Api1.RequestWithParams<TestObject>(new HttpMethod(method), new ParameterCollection
await client.RequestWithParams<TestObject>(new HttpMethod(method), new Dictionary<string, object>
{
{ "TestParam1", "Value1" },
{ "TestParam2", 2 },
@ -144,239 +152,93 @@ namespace CryptoExchange.Net.UnitTests
});
// assert
Assert.That(request.Method == new HttpMethod(method));
Assert.That((request.Content?.Contains("TestParam1") == true) == (pos == HttpMethodParameterPosition.InBody));
Assert.That((request.Uri.ToString().Contains("TestParam1")) == (pos == HttpMethodParameterPosition.InUri));
Assert.That((request.Content?.Contains("TestParam2") == true) == (pos == HttpMethodParameterPosition.InBody));
Assert.That((request.Uri.ToString().Contains("TestParam2")) == (pos == HttpMethodParameterPosition.InUri));
Assert.That(request.GetHeaders().First().Key == "TestHeader");
Assert.That(request.GetHeaders().First().Value.Contains("123"));
Assert.AreEqual(request.Method, new HttpMethod(method));
Assert.AreEqual(request.Content?.Contains("TestParam1") == true, pos == HttpMethodParameterPosition.InBody);
Assert.AreEqual(request.Uri.ToString().Contains("TestParam1"), pos == HttpMethodParameterPosition.InUri);
Assert.AreEqual(request.Content?.Contains("TestParam2") == true, pos == HttpMethodParameterPosition.InBody);
Assert.AreEqual(request.Uri.ToString().Contains("TestParam2"), pos == HttpMethodParameterPosition.InUri);
Assert.AreEqual(request.GetHeaders().First().Key, "TestHeader");
Assert.IsTrue(request.GetHeaders().First().Value.Contains("123"));
}
[TestCase(1, 0.1)]
[TestCase(2, 0.1)]
[TestCase(5, 1)]
[TestCase(1, 2)]
public async Task PartialEndpointRateLimiterBasics(int requests, double perSeconds)
[TestCase]
public void SettingRateLimitingBehaviourToFail_Should_FailLimitedRequests()
{
var rateLimiter = new RateLimitGate("Test");
rateLimiter.AddGuard(new RateLimitGuard(RateLimitGuard.PerHost, new PathStartFilter("/sapi/"), requests, TimeSpan.FromSeconds(perSeconds), RateLimitWindowType.Fixed));
var triggered = false;
rateLimiter.RateLimitTriggered += (x) => { triggered = true; };
var requestDefinition = new RequestDefinition("/sapi/v1/system/status", HttpMethod.Get);
for (var i = 0; i < requests + 1; i++)
// arrange
var client = new TestRestClient(new RestClientOptions("")
{
var result1 = await rateLimiter.ProcessAsync(new TraceLogger(), 1, RateLimitItemType.Request, requestDefinition, "https://test.com", "123", 1, RateLimitingBehaviour.Wait, null, default);
Assert.That(i == requests? triggered : !triggered);
}
triggered = false;
await Task.Delay((int)Math.Round(perSeconds * 1000) + 10);
var result2 = await rateLimiter.ProcessAsync(new TraceLogger(), 1, RateLimitItemType.Request, requestDefinition, "https://test.com", "123", 1, RateLimitingBehaviour.Wait, null, default);
Assert.That(!triggered);
RateLimiters = new List<IRateLimiter> { new RateLimiterTotal(1, TimeSpan.FromSeconds(1)) },
RateLimitingBehaviour = RateLimitingBehaviour.Fail
});
client.SetResponse("{\"property\": 123}", out _);
// act
var result1 = client.Request<TestObject>().Result;
client.SetResponse("{\"property\": 123}", out _);
var result2 = client.Request<TestObject>().Result;
// assert
Assert.IsTrue(result1.Success);
Assert.IsFalse(result2.Success);
}
[TestCase("/sapi/test1", true)]
[TestCase("/sapi/test2", true)]
[TestCase("/api/test1", false)]
[TestCase("sapi/test1", true)]
[TestCase("/sapi/", true)]
public async Task PartialEndpointRateLimiterEndpoints(string endpoint, bool expectLimiting)
[TestCase]
public void SettingRateLimitingBehaviourToWait_Should_DelayLimitedRequests()
{
var rateLimiter = new RateLimitGate("Test");
rateLimiter.AddGuard(new RateLimitGuard(RateLimitGuard.PerHost, new PathStartFilter("/sapi/"), 1, TimeSpan.FromSeconds(0.1), RateLimitWindowType.Fixed));
var requestDefinition = new RequestDefinition(endpoint, HttpMethod.Get);
RateLimitEvent evnt = null;
rateLimiter.RateLimitTriggered += (x) => { evnt = x; };
for (var i = 0; i < 2; i++)
// arrange
var client = new TestRestClient(new RestClientOptions("")
{
var result1 = await rateLimiter.ProcessAsync(new TraceLogger(), 1, RateLimitItemType.Request, requestDefinition, "https://test.com", "123", 1, RateLimitingBehaviour.Wait, null, default);
bool expected = i == 1 ? (expectLimiting ? evnt.DelayTime > TimeSpan.Zero : evnt == null) : evnt == null;
Assert.That(expected);
}
RateLimiters = new List<IRateLimiter> { new RateLimiterTotal(1, TimeSpan.FromSeconds(1)) },
RateLimitingBehaviour = RateLimitingBehaviour.Wait
});
client.SetResponse("{\"property\": 123}", out _);
// act
var sw = Stopwatch.StartNew();
var result1 = client.Request<TestObject>().Result;
client.SetResponse("{\"property\": 123}", out _); // reset response stream
var result2 = client.Request<TestObject>().Result;
sw.Stop();
// assert
Assert.IsTrue(result1.Success);
Assert.IsTrue(result2.Success);
Assert.IsTrue(sw.ElapsedMilliseconds > 900, $"Actual: {sw.ElapsedMilliseconds}");
}
[TestCase("/sapi/", "/sapi/", true)]
[TestCase("/sapi/test", "/sapi/test", true)]
[TestCase("/sapi/test", "/sapi/test123", false)]
[TestCase("/sapi/test", "/sapi/", false)]
public async Task PartialEndpointRateLimiterEndpoints(string endpoint1, string endpoint2, bool expectLimiting)
[TestCase]
public void SettingApiKeyRateLimiter_Should_DelayRequestsFromSameKey()
{
var rateLimiter = new RateLimitGate("Test");
rateLimiter.AddGuard(new RateLimitGuard(RateLimitGuard.PerEndpoint, new PathStartFilter("/sapi/"), 1, TimeSpan.FromSeconds(0.1), RateLimitWindowType.Fixed));
var requestDefinition1 = new RequestDefinition(endpoint1, HttpMethod.Get);
var requestDefinition2 = new RequestDefinition(endpoint2, HttpMethod.Get);
RateLimitEvent evnt = null;
rateLimiter.RateLimitTriggered += (x) => { evnt = x; };
var result1 = await rateLimiter.ProcessAsync(new TraceLogger(), 1, RateLimitItemType.Request, requestDefinition1, "https://test.com", "123", 1, RateLimitingBehaviour.Wait, null, default);
Assert.That(evnt == null);
var result2 = await rateLimiter.ProcessAsync(new TraceLogger(), 1, RateLimitItemType.Request, requestDefinition2, "https://test.com", "123", 1, RateLimitingBehaviour.Wait, null, default);
Assert.That(expectLimiting ? evnt != null : evnt == null);
}
[TestCase(1, 0.1)]
[TestCase(2, 0.1)]
[TestCase(5, 1)]
[TestCase(1, 2)]
public async Task EndpointRateLimiterBasics(int requests, double perSeconds)
{
var rateLimiter = new RateLimitGate("Test");
rateLimiter.AddGuard(new RateLimitGuard(RateLimitGuard.PerEndpoint, new PathStartFilter("/sapi/test"), requests, TimeSpan.FromSeconds(perSeconds), RateLimitWindowType.Fixed));
bool triggered = false;
rateLimiter.RateLimitTriggered += (x) => { triggered = true; };
var requestDefinition = new RequestDefinition("/sapi/test", HttpMethod.Get);
for (var i = 0; i < requests + 1; i++)
// arrange
var client = new TestRestClient(new RestClientOptions("")
{
var result1 = await rateLimiter.ProcessAsync(new TraceLogger(), 1, RateLimitItemType.Request, requestDefinition, "https://test.com", "123", 1, RateLimitingBehaviour.Wait, null, default);
Assert.That(i == requests ? triggered : !triggered);
}
triggered = false;
await Task.Delay((int)Math.Round(perSeconds * 1000) + 10);
var result2 = await rateLimiter.ProcessAsync(new TraceLogger(), 1, RateLimitItemType.Request, requestDefinition, "https://test.com", "123", 1, RateLimitingBehaviour.Wait, null, default);
Assert.That(!triggered);
}
RateLimiters = new List<IRateLimiter> { new RateLimiterAPIKey(1, TimeSpan.FromSeconds(1)) },
RateLimitingBehaviour = RateLimitingBehaviour.Wait,
LogLevel = LogLevel.Debug,
ApiCredentials = new ApiCredentials("TestKey", "TestSecret")
});
client.SetResponse("{\"property\": 123}", out _);
[TestCase("/", false)]
[TestCase("/sapi/test", true)]
[TestCase("/sapi/test/123", false)]
public async Task EndpointRateLimiterEndpoints(string endpoint, bool expectLimited)
{
var rateLimiter = new RateLimitGate("Test");
rateLimiter.AddGuard(new RateLimitGuard(RateLimitGuard.PerEndpoint, new ExactPathFilter("/sapi/test"), 1, TimeSpan.FromSeconds(0.1), RateLimitWindowType.Fixed));
var requestDefinition = new RequestDefinition(endpoint, HttpMethod.Get);
RateLimitEvent evnt = null;
rateLimiter.RateLimitTriggered += (x) => { evnt = x; };
for (var i = 0; i < 2; i++)
{
var result1 = await rateLimiter.ProcessAsync(new TraceLogger(), 1, RateLimitItemType.Request, requestDefinition, "https://test.com", "123", 1, RateLimitingBehaviour.Wait, null, default);
bool expected = i == 1 ? (expectLimited ? evnt.DelayTime > TimeSpan.Zero : evnt == null) : evnt == null;
Assert.That(expected);
}
}
// act
var sw = Stopwatch.StartNew();
var result1 = client.Request<TestObject>().Result;
client.SetKey("TestKey2", "TestSecret2"); // set to different key
client.SetResponse("{\"property\": 123}", out _); // reset response stream
var result2 = client.Request<TestObject>().Result;
client.SetKey("TestKey", "TestSecret"); // set back to original key, should delay
client.SetResponse("{\"property\": 123}", out _); // reset response stream
var result3 = client.Request<TestObject>().Result;
sw.Stop();
[TestCase("/", false)]
[TestCase("/sapi/test", true)]
[TestCase("/sapi/test2", true)]
[TestCase("/sapi/test23", false)]
public async Task EndpointRateLimiterMultipleEndpoints(string endpoint, bool expectLimited)
{
var rateLimiter = new RateLimitGate("Test");
rateLimiter.AddGuard(new RateLimitGuard(RateLimitGuard.PerEndpoint, new ExactPathsFilter(new[] { "/sapi/test", "/sapi/test2" }), 1, TimeSpan.FromSeconds(0.1), RateLimitWindowType.Fixed));
var requestDefinition = new RequestDefinition(endpoint, HttpMethod.Get);
RateLimitEvent evnt = null;
rateLimiter.RateLimitTriggered += (x) => { evnt = x; };
for (var i = 0; i < 2; i++)
{
var result1 = await rateLimiter.ProcessAsync(new TraceLogger(), 1, RateLimitItemType.Request, requestDefinition, "https://test.com", "123", 1, RateLimitingBehaviour.Wait, null, default);
bool expected = i == 1 ? (expectLimited ? evnt.DelayTime > TimeSpan.Zero : evnt == null) : evnt == null;
Assert.That(expected);
}
}
[TestCase("123", "123", "/sapi/test", "/sapi/test", true)]
[TestCase("123", "456", "/sapi/test", "/sapi/test", false)]
[TestCase("123", "123", "/sapi/test", "/sapi/test2", true)]
[TestCase("123", "123", "/sapi/test2", "/sapi/test", true)]
[TestCase(null, "123", "/sapi/test", "/sapi/test", false)]
[TestCase("123", null, "/sapi/test", "/sapi/test", false)]
[TestCase(null, null, "/sapi/test", "/sapi/test", false)]
public async Task ApiKeyRateLimiterBasics(string key1, string key2, string endpoint1, string endpoint2, bool expectLimited)
{
var rateLimiter = new RateLimitGate("Test");
rateLimiter.AddGuard(new RateLimitGuard(RateLimitGuard.PerApiKey, new AuthenticatedEndpointFilter(true), 1, TimeSpan.FromSeconds(0.1), RateLimitWindowType.Sliding));
var requestDefinition1 = new RequestDefinition(endpoint1, HttpMethod.Get) { Authenticated = key1 != null };
var requestDefinition2 = new RequestDefinition(endpoint2, HttpMethod.Get) { Authenticated = key2 != null };
RateLimitEvent evnt = null;
rateLimiter.RateLimitTriggered += (x) => { evnt = x; };
var result1 = await rateLimiter.ProcessAsync(new TraceLogger(), 1, RateLimitItemType.Request, requestDefinition1, "https://test.com", key1, 1, RateLimitingBehaviour.Wait, null, default);
Assert.That(evnt == null);
var result2 = await rateLimiter.ProcessAsync(new TraceLogger(), 1, RateLimitItemType.Request, requestDefinition2, "https://test.com", key2, 1, RateLimitingBehaviour.Wait, null, default);
Assert.That(expectLimited ? evnt != null : evnt == null);
}
[TestCase("/sapi/test", "/sapi/test", true)]
[TestCase("/sapi/test1", "/api/test2", true)]
[TestCase("/", "/sapi/test2", true)]
public async Task TotalRateLimiterBasics(string endpoint1, string endpoint2, bool expectLimited)
{
var rateLimiter = new RateLimitGate("Test");
rateLimiter.AddGuard(new RateLimitGuard(RateLimitGuard.PerHost, Array.Empty<IGuardFilter>(), 1, TimeSpan.FromSeconds(0.1), RateLimitWindowType.Fixed));
var requestDefinition1 = new RequestDefinition(endpoint1, HttpMethod.Get);
var requestDefinition2 = new RequestDefinition(endpoint2, HttpMethod.Get) { Authenticated = true };
RateLimitEvent evnt = null;
rateLimiter.RateLimitTriggered += (x) => { evnt = x; };
var result1 = await rateLimiter.ProcessAsync(new TraceLogger(), 1, RateLimitItemType.Request, requestDefinition1, "https://test.com", "123", 1, RateLimitingBehaviour.Wait, null, default);
Assert.That(evnt == null);
var result2 = await rateLimiter.ProcessAsync(new TraceLogger(), 1, RateLimitItemType.Request, requestDefinition2, "https://test.com", null, 1, RateLimitingBehaviour.Wait, null, default);
Assert.That(expectLimited ? evnt != null : evnt == null);
}
[TestCase("https://test.com", "/sapi/test", "https://test.com", "/sapi/test", true)]
[TestCase("https://test2.com", "/sapi/test", "https://test.com", "/sapi/test", false)]
[TestCase("https://test.com", "/sapi/test", "https://test2.com", "/sapi/test", false)]
[TestCase("https://test.com", "/sapi/test", "https://test.com", "/sapi/test2", true)]
public async Task HostRateLimiterBasics(string host1, string endpoint1, string host2, string endpoint2, bool expectLimited)
{
var rateLimiter = new RateLimitGate("Test");
rateLimiter.AddGuard(new RateLimitGuard(RateLimitGuard.PerHost, new HostFilter("https://test.com"), 1, TimeSpan.FromSeconds(0.1), RateLimitWindowType.Fixed));
var requestDefinition1 = new RequestDefinition(endpoint1, HttpMethod.Get);
var requestDefinition2 = new RequestDefinition(endpoint2, HttpMethod.Get) { Authenticated = true };
RateLimitEvent evnt = null;
rateLimiter.RateLimitTriggered += (x) => { evnt = x; };
var result1 = await rateLimiter.ProcessAsync(new TraceLogger(), 1, RateLimitItemType.Request, requestDefinition1, host1, "123", 1, RateLimitingBehaviour.Wait, null, default);
Assert.That(evnt == null);
var result2 = await rateLimiter.ProcessAsync(new TraceLogger(), 1, RateLimitItemType.Request, requestDefinition1, host2, "123", 1, RateLimitingBehaviour.Wait, null, default);
Assert.That(expectLimited ? evnt != null : evnt == null);
}
[TestCase("https://test.com", "https://test.com", true)]
[TestCase("https://test2.com", "https://test.com", false)]
[TestCase("https://test.com", "https://test2.com", false)]
public async Task ConnectionRateLimiterBasics(string host1, string host2, bool expectLimited)
{
var rateLimiter = new RateLimitGate("Test");
rateLimiter.AddGuard(new RateLimitGuard(RateLimitGuard.PerHost, new LimitItemTypeFilter(RateLimitItemType.Connection), 1, TimeSpan.FromSeconds(0.1), RateLimitWindowType.Fixed));
RateLimitEvent evnt = null;
rateLimiter.RateLimitTriggered += (x) => { evnt = x; };
var result1 = await rateLimiter.ProcessAsync(new TraceLogger(), 1, RateLimitItemType.Connection, new RequestDefinition("1", HttpMethod.Get), host1, "123", 1, RateLimitingBehaviour.Wait, null, default);
Assert.That(evnt == null);
var result2 = await rateLimiter.ProcessAsync(new TraceLogger(), 1, RateLimitItemType.Connection, new RequestDefinition("1", HttpMethod.Get), host2, "123", 1, RateLimitingBehaviour.Wait, null, default);
Assert.That(expectLimited ? evnt != null : evnt == null);
}
[Test]
public async Task ConnectionRateLimiterCancel()
{
var rateLimiter = new RateLimitGate("Test");
rateLimiter.AddGuard(new RateLimitGuard(RateLimitGuard.PerHost, new LimitItemTypeFilter(RateLimitItemType.Connection), 1, TimeSpan.FromSeconds(10), RateLimitWindowType.Fixed));
RateLimitEvent evnt = null;
rateLimiter.RateLimitTriggered += (x) => { evnt = x; };
var ct = new CancellationTokenSource(TimeSpan.FromSeconds(0.2));
var result1 = await rateLimiter.ProcessAsync(new TraceLogger(), 1, RateLimitItemType.Connection, new RequestDefinition("1", HttpMethod.Get), "https://test.com", "123", 1, RateLimitingBehaviour.Wait, null, ct.Token);
var result2 = await rateLimiter.ProcessAsync(new TraceLogger(), 1, RateLimitItemType.Connection, new RequestDefinition("1", HttpMethod.Get), "https://test.com", "123", 1, RateLimitingBehaviour.Wait, null, ct.Token);
Assert.That(result2.Error, Is.TypeOf<CancellationRequestedError>());
// assert
Assert.IsTrue(result1.Success);
Assert.IsTrue(result2.Success);
Assert.IsTrue(result3.Success);
Assert.IsTrue(sw.ElapsedMilliseconds > 900 && sw.ElapsedMilliseconds < 1900, $"Actual: {sw.ElapsedMilliseconds}");
}
}
}

View File

@ -1,234 +1,187 @@
//using CryptoExchange.Net.Objects;
//using CryptoExchange.Net.Objects.Sockets;
//using CryptoExchange.Net.Sockets;
//using CryptoExchange.Net.Testing.Implementations;
//using CryptoExchange.Net.UnitTests.TestImplementations;
//using CryptoExchange.Net.UnitTests.TestImplementations.Sockets;
//using Microsoft.Extensions.Logging;
//using Moq;
//using NUnit.Framework;
//using NUnit.Framework.Legacy;
//using System;
//using System.Collections.Generic;
//using System.Net.Sockets;
//using System.Text.Json;
//using System.Threading;
//using System.Threading.Tasks;
using System;
using System.Threading;
using CryptoExchange.Net.Objects;
using CryptoExchange.Net.Sockets;
using CryptoExchange.Net.UnitTests.TestImplementations;
using Microsoft.Extensions.Logging;
using Newtonsoft.Json.Linq;
using NUnit.Framework;
//namespace CryptoExchange.Net.UnitTests
//{
// [TestFixture]
// public class SocketClientTests
// {
// [TestCase]
// public void SettingOptions_Should_ResultInOptionsSet()
// {
// //arrange
// //act
// var client = new TestSocketClient(options =>
// {
// options.SubOptions.ApiCredentials = new Authentication.ApiCredentials("1", "2");
// options.SubOptions.MaxSocketConnections = 1;
// });
namespace CryptoExchange.Net.UnitTests
{
[TestFixture]
public class SocketClientTests
{
[TestCase]
public void SettingOptions_Should_ResultInOptionsSet()
{
//arrange
//act
var client = new TestSocketClient(new SocketClientOptions("")
{
BaseAddress = "http://test.address.com",
ReconnectInterval = TimeSpan.FromSeconds(6)
});
// //assert
// ClassicAssert.NotNull(client.SubClient.ApiOptions.ApiCredentials);
// Assert.That(1 == client.SubClient.ApiOptions.MaxSocketConnections);
// }
// [TestCase(true)]
// [TestCase(false)]
// public void ConnectSocket_Should_ReturnConnectionResult(bool canConnect)
// {
// //arrange
// var client = new TestSocketClient();
// var socket = client.CreateSocket();
// socket.CanConnect = canConnect;
//assert
Assert.IsTrue(client.BaseAddress == "http://test.address.com/");
Assert.IsTrue(client.ReconnectInterval.TotalSeconds == 6);
}
// //act
// var connectResult = client.SubClient.ConnectSocketSub(
// new SocketConnection(new TraceLogger(), new TestWebsocketFactory(socket), new WebSocketParameters(new Uri("https://localhost/"), ReconnectPolicy.Disabled), client.SubClient, ""));
[TestCase(true)]
[TestCase(false)]
public void ConnectSocket_Should_ReturnConnectionResult(bool canConnect)
{
//arrange
var client = new TestSocketClient();
var socket = client.CreateSocket();
socket.CanConnect = canConnect;
// //assert
// Assert.That(connectResult.Success == canConnect);
// }
//act
var connectResult = client.ConnectSocketSub(new SocketConnection(client, socket));
// [TestCase]
// public void SocketMessages_Should_BeProcessedInDataHandlers()
// {
// // arrange
// var client = new TestSocketClient(options => {
// options.ReconnectInterval = TimeSpan.Zero;
// });
// var socket = client.CreateSocket();
// socket.CanConnect = true;
// var sub = new SocketConnection(new TraceLogger(), new TestWebsocketFactory(socket), new WebSocketParameters(new Uri("https://localhost/"), ReconnectPolicy.Disabled), client.SubClient, "");
// var rstEvent = new ManualResetEvent(false);
// Dictionary<string, string> result = null;
//assert
Assert.IsTrue(connectResult.Success == canConnect);
}
// client.SubClient.ConnectSocketSub(sub);
[TestCase]
public void SocketMessages_Should_BeProcessedInDataHandlers()
{
// arrange
var client = new TestSocketClient(new SocketClientOptions("") { ReconnectInterval = TimeSpan.Zero, LogLevel = LogLevel.Debug });
var socket = client.CreateSocket();
socket.ShouldReconnect = true;
socket.CanConnect = true;
socket.DisconnectTime = DateTime.UtcNow;
var sub = new SocketConnection(client, socket);
var rstEvent = new ManualResetEvent(false);
JToken result = null;
sub.AddSubscription(SocketSubscription.CreateForIdentifier(10, "TestHandler", true, (messageEvent) =>
{
result = messageEvent.JsonData;
rstEvent.Set();
}));
client.ConnectSocketSub(sub);
// var subObj = new TestSubscription<Dictionary<string, string>>(Mock.Of<ILogger>(), (messageEvent) =>
// {
// result = messageEvent.Data;
// rstEvent.Set();
// });
// sub.AddSubscription(subObj);
// act
socket.InvokeMessage("{\"property\": 123}");
rstEvent.WaitOne(1000);
// // act
// socket.InvokeMessage("{\"property\": \"123\", \"action\": \"update\", \"topic\": \"topic\"}");
// rstEvent.WaitOne(1000);
// assert
Assert.IsTrue((int)result["property"] == 123);
}
// // assert
// Assert.That(result["property"] == "123");
// }
[TestCase(false)]
[TestCase(true)]
public void SocketMessages_Should_ContainOriginalDataIfEnabled(bool enabled)
{
// arrange
var client = new TestSocketClient(new SocketClientOptions("") { ReconnectInterval = TimeSpan.Zero, LogLevel = LogLevel.Debug, OutputOriginalData = enabled });
var socket = client.CreateSocket();
socket.ShouldReconnect = true;
socket.CanConnect = true;
socket.DisconnectTime = DateTime.UtcNow;
var sub = new SocketConnection(client, socket);
var rstEvent = new ManualResetEvent(false);
string original = null;
sub.AddSubscription(SocketSubscription.CreateForIdentifier(10, "TestHandler", true, (messageEvent) =>
{
original = messageEvent.OriginalData;
rstEvent.Set();
}));
client.ConnectSocketSub(sub);
// [TestCase(false)]
// [TestCase(true)]
// public void SocketMessages_Should_ContainOriginalDataIfEnabled(bool enabled)
// {
// // arrange
// var client = new TestSocketClient(options =>
// {
// options.ReconnectInterval = TimeSpan.Zero;
// options.SubOptions.OutputOriginalData = enabled;
// });
// var socket = client.CreateSocket();
// socket.CanConnect = true;
// var sub = new SocketConnection(new TraceLogger(), new TestWebsocketFactory(socket), new WebSocketParameters(new Uri("https://localhost/"), ReconnectPolicy.Disabled), client.SubClient, "");
// var rstEvent = new ManualResetEvent(false);
// string original = null;
// act
socket.InvokeMessage("{\"property\": 123}");
rstEvent.WaitOne(1000);
// client.SubClient.ConnectSocketSub(sub);
// var subObj = new TestSubscription<Dictionary<string, string>>(Mock.Of<ILogger>(), (messageEvent) =>
// {
// original = messageEvent.OriginalData;
// rstEvent.Set();
// });
// sub.AddSubscription(subObj);
// var msgToSend = JsonSerializer.Serialize(new { topic = "topic", action = "update", property = "123" });
// assert
Assert.IsTrue(original == (enabled ? "{\"property\": 123}" : null));
}
// // act
// socket.InvokeMessage(msgToSend);
// rstEvent.WaitOne(1000);
[TestCase]
public void DisconnectedSocket_Should_Reconnect()
{
// arrange
bool reconnected = false;
var client = new TestSocketClient(new SocketClientOptions("") { ReconnectInterval = TimeSpan.Zero, LogLevel = LogLevel.Debug });
var socket = client.CreateSocket();
socket.ShouldReconnect = true;
socket.CanConnect = true;
socket.DisconnectTime = DateTime.UtcNow;
var sub = new SocketConnection(client, socket);
sub.ShouldReconnect = true;
client.ConnectSocketSub(sub);
var rstEvent = new ManualResetEvent(false);
sub.ConnectionRestored += (a) =>
{
reconnected = true;
rstEvent.Set();
};
// // assert
// Assert.That(original == (enabled ? msgToSend : null));
// }
// act
socket.InvokeClose();
rstEvent.WaitOne(1000);
// [TestCase()]
// public void UnsubscribingStream_Should_CloseTheSocket()
// {
// // arrange
// var client = new TestSocketClient(options =>
// {
// options.ReconnectInterval = TimeSpan.Zero;
// });
// var socket = client.CreateSocket();
// socket.CanConnect = true;
// var sub = new SocketConnection(new TraceLogger(), new TestWebsocketFactory(socket), new WebSocketParameters(new Uri("https://localhost/"), ReconnectPolicy.Disabled), client.SubClient, "");
// client.SubClient.ConnectSocketSub(sub);
// assert
Assert.IsTrue(reconnected);
}
// var subscription = new TestSubscription<Dictionary<string, string>>(Mock.Of<ILogger>(), (messageEvent) => { });
// var ups = new UpdateSubscription(sub, subscription);
// sub.AddSubscription(subscription);
[TestCase()]
public void UnsubscribingStream_Should_CloseTheSocket()
{
// arrange
var client = new TestSocketClient(new SocketClientOptions("") { ReconnectInterval = TimeSpan.Zero, LogLevel = LogLevel.Debug });
var socket = client.CreateSocket();
socket.CanConnect = true;
var sub = new SocketConnection(client, socket);
client.ConnectSocketSub(sub);
var ups = new UpdateSubscription(sub, SocketSubscription.CreateForIdentifier(10, "Test", true, (e) => {}));
// // act
// client.UnsubscribeAsync(ups).Wait();
// act
client.UnsubscribeAsync(ups).Wait();
// // assert
// Assert.That(socket.Connected == false);
// }
// assert
Assert.IsTrue(socket.Connected == false);
}
// [TestCase()]
// public void UnsubscribingAll_Should_CloseAllSockets()
// {
// // arrange
// var client = new TestSocketClient(options => { options.ReconnectInterval = TimeSpan.Zero; });
// var socket1 = client.CreateSocket();
// var socket2 = client.CreateSocket();
// socket1.CanConnect = true;
// socket2.CanConnect = true;
// var sub1 = new SocketConnection(new TraceLogger(), new TestWebsocketFactory(socket1), new WebSocketParameters(new Uri("https://localhost/"), ReconnectPolicy.Disabled), client.SubClient, "");
// var sub2 = new SocketConnection(new TraceLogger(), new TestWebsocketFactory(socket2), new WebSocketParameters(new Uri("https://localhost/"), ReconnectPolicy.Disabled), client.SubClient, "");
// client.SubClient.ConnectSocketSub(sub1);
// client.SubClient.ConnectSocketSub(sub2);
// var subscription1 = new TestSubscription<Dictionary<string, string>>(Mock.Of<ILogger>(), (messageEvent) => { });
// var subscription2 = new TestSubscription<Dictionary<string, string>>(Mock.Of<ILogger>(), (messageEvent) => { });
[TestCase()]
public void UnsubscribingAll_Should_CloseAllSockets()
{
// arrange
var client = new TestSocketClient(new SocketClientOptions("") { ReconnectInterval = TimeSpan.Zero, LogLevel = LogLevel.Debug });
var socket1 = client.CreateSocket();
var socket2 = client.CreateSocket();
socket1.CanConnect = true;
socket2.CanConnect = true;
var sub1 = new SocketConnection(client, socket1);
var sub2 = new SocketConnection(client, socket2);
client.ConnectSocketSub(sub1);
client.ConnectSocketSub(sub2);
// sub1.AddSubscription(subscription1);
// sub2.AddSubscription(subscription2);
// var ups1 = new UpdateSubscription(sub1, subscription1);
// var ups2 = new UpdateSubscription(sub2, subscription2);
// act
client.UnsubscribeAllAsync().Wait();
// // act
// client.UnsubscribeAllAsync().Wait();
// assert
Assert.IsTrue(socket1.Connected == false);
Assert.IsTrue(socket2.Connected == false);
}
// // assert
// Assert.That(socket1.Connected == false);
// Assert.That(socket2.Connected == false);
// }
[TestCase()]
public void FailingToConnectSocket_Should_ReturnError()
{
// arrange
var client = new TestSocketClient(new SocketClientOptions("") { ReconnectInterval = TimeSpan.Zero, LogLevel = LogLevel.Debug });
var socket = client.CreateSocket();
socket.CanConnect = false;
var sub = new SocketConnection(client, socket);
// [TestCase()]
// public void FailingToConnectSocket_Should_ReturnError()
// {
// // arrange
// var client = new TestSocketClient(options => { options.ReconnectInterval = TimeSpan.Zero; });
// var socket = client.CreateSocket();
// socket.CanConnect = false;
// var sub1 = new SocketConnection(new TraceLogger(), new TestWebsocketFactory(socket), new WebSocketParameters(new Uri("https://localhost/"), ReconnectPolicy.Disabled), client.SubClient, "");
// act
var connectResult = client.ConnectSocketSub(sub);
// // act
// var connectResult = client.SubClient.ConnectSocketSub(sub1);
// // assert
// ClassicAssert.IsFalse(connectResult.Success);
// }
// [TestCase()]
// public async Task ErrorResponse_ShouldNot_ConfirmSubscription()
// {
// // arrange
// var channel = "trade_btcusd";
// var client = new TestSocketClient(opt =>
// {
// opt.OutputOriginalData = true;
// opt.SocketSubscriptionsCombineTarget = 1;
// });
// var socket = client.CreateSocket();
// socket.CanConnect = true;
// client.SubClient.ConnectSocketSub(new SocketConnection(new TraceLogger(), new TestWebsocketFactory(socket), new WebSocketParameters(new Uri("https://localhost/"), ReconnectPolicy.Disabled), client.SubClient, ""));
// // act
// var sub = client.SubClient.SubscribeToSomethingAsync(channel, onUpdate => {}, ct: default);
// socket.InvokeMessage(JsonSerializer.Serialize(new { channel, action = "subscribe", status = "error" }));
// await sub;
// // assert
// ClassicAssert.IsTrue(client.SubClient.TestSubscription.Status != SubscriptionStatus.Subscribed);
// }
// [TestCase()]
// public async Task SuccessResponse_Should_ConfirmSubscription()
// {
// // arrange
// var channel = "trade_btcusd";
// var client = new TestSocketClient(opt =>
// {
// opt.OutputOriginalData = true;
// opt.SocketSubscriptionsCombineTarget = 1;
// });
// var socket = client.CreateSocket();
// socket.CanConnect = true;
// client.SubClient.ConnectSocketSub(new SocketConnection(new TraceLogger(), new TestWebsocketFactory(socket), new WebSocketParameters(new Uri("https://localhost/"), ReconnectPolicy.Disabled), client.SubClient, ""));
// // act
// var sub = client.SubClient.SubscribeToSomethingAsync(channel, onUpdate => {}, ct: default);
// socket.InvokeMessage(JsonSerializer.Serialize(new { channel, action = "subscribe", status = "confirmed" }));
// await sub;
// // assert
// Assert.That(client.SubClient.TestSubscription.Status == SubscriptionStatus.Subscribed);
// }
// }
//}
// assert
Assert.IsFalse(connectResult.Success);
}
}
}

View File

@ -1,36 +1,33 @@
using System;
using System.Collections.Generic;
using System.Threading;
using System.Threading.Tasks;
using CryptoExchange.Net.Interfaces;
using CryptoExchange.Net.Objects;
using CryptoExchange.Net.Objects.Options;
using CryptoExchange.Net.Objects.Sockets;
using CryptoExchange.Net.OrderBook;
using CryptoExchange.Net.Sockets;
using NUnit.Framework;
using NUnit.Framework.Legacy;
namespace CryptoExchange.Net.UnitTests
{
[TestFixture]
public class SymbolOrderBookTests
{
private static readonly OrderBookOptions _defaultOrderBookOptions = new OrderBookOptions();
private static OrderBookOptions defaultOrderBookOptions = new OrderBookOptions("Test", true, false);
private class TestableSymbolOrderBook : SymbolOrderBook
{
public TestableSymbolOrderBook() : base(null, "Test", "Test", "BTC/USD")
public TestableSymbolOrderBook() : base("BTC/USD", defaultOrderBookOptions)
{
Initialize(_defaultOrderBookOptions);
}
public override void Dispose() {}
protected override Task<CallResult<bool>> DoResyncAsync(CancellationToken ct)
protected override Task<CallResult<bool>> DoResyncAsync()
{
throw new NotImplementedException();
}
protected override Task<CallResult<UpdateSubscription>> DoStartAsync(CancellationToken ct)
protected override Task<CallResult<UpdateSubscription>> DoStartAsync()
{
throw new NotImplementedException();
}
@ -38,12 +35,12 @@ namespace CryptoExchange.Net.UnitTests
public void SetData(IEnumerable<ISymbolOrderBookEntry> bids, IEnumerable<ISymbolOrderBookEntry> asks)
{
Status = OrderBookStatus.Synced;
base._bids.Clear();
base.bids.Clear();
foreach (var bid in bids)
base._bids.Add(bid.Price, bid);
base._asks.Clear();
base.bids.Add(bid.Price, bid);
base.asks.Clear();
foreach (var ask in asks)
base._asks.Add(ask.Price, ask);
base.asks.Add(ask.Price, ask);
}
}
@ -57,31 +54,31 @@ namespace CryptoExchange.Net.UnitTests
public void GivenEmptyBidList_WhenBestBid_ThenEmptySymbolOrderBookEntry()
{
var symbolOrderBook = new TestableSymbolOrderBook();
ClassicAssert.IsNotNull(symbolOrderBook.BestBid);
Assert.That(0m == symbolOrderBook.BestBid.Price);
Assert.That(0m == symbolOrderBook.BestAsk.Quantity);
Assert.IsNotNull(symbolOrderBook.BestBid);
Assert.AreEqual(0m, symbolOrderBook.BestBid.Price);
Assert.AreEqual(0m, symbolOrderBook.BestAsk.Quantity);
}
[TestCase]
public void GivenEmptyAskList_WhenBestAsk_ThenEmptySymbolOrderBookEntry()
{
var symbolOrderBook = new TestableSymbolOrderBook();
ClassicAssert.IsNotNull(symbolOrderBook.BestBid);
Assert.That(0m == symbolOrderBook.BestBid.Price);
Assert.That(0m == symbolOrderBook.BestAsk.Quantity);
Assert.IsNotNull(symbolOrderBook.BestBid);
Assert.AreEqual(0m, symbolOrderBook.BestBid.Price);
Assert.AreEqual(0m, symbolOrderBook.BestAsk.Quantity);
}
[TestCase]
public void GivenEmptyBidAndAskList_WhenBestOffers_ThenEmptySymbolOrderBookEntries()
{
var symbolOrderBook = new TestableSymbolOrderBook();
ClassicAssert.IsNotNull(symbolOrderBook.BestOffers);
ClassicAssert.IsNotNull(symbolOrderBook.BestOffers.Bid);
ClassicAssert.IsNotNull(symbolOrderBook.BestOffers.Ask);
Assert.That(0m == symbolOrderBook.BestOffers.Bid.Price);
Assert.That(0m == symbolOrderBook.BestOffers.Bid.Quantity);
Assert.That(0m == symbolOrderBook.BestOffers.Ask.Price);
Assert.That(0m == symbolOrderBook.BestOffers.Ask.Quantity);
Assert.IsNotNull(symbolOrderBook.BestOffers);
Assert.IsNotNull(symbolOrderBook.BestOffers.Bid);
Assert.IsNotNull(symbolOrderBook.BestOffers.Ask);
Assert.AreEqual(0m, symbolOrderBook.BestOffers.Bid.Price);
Assert.AreEqual(0m, symbolOrderBook.BestOffers.Bid.Quantity);
Assert.AreEqual(0m, symbolOrderBook.BestOffers.Ask.Price);
Assert.AreEqual(0m, symbolOrderBook.BestOffers.Ask.Quantity);
}
[TestCase]
@ -104,40 +101,12 @@ namespace CryptoExchange.Net.UnitTests
var resultBids2 = orderbook.CalculateAverageFillPrice(1.5m, OrderBookEntryType.Bid);
var resultAsks2 = orderbook.CalculateAverageFillPrice(1.5m, OrderBookEntryType.Ask);
Assert.That(resultBids.Success);
Assert.That(resultAsks.Success);
Assert.That(1.05m == resultBids.Data);
Assert.That(1.25m == resultAsks.Data);
Assert.That(1.06666667m == resultBids2.Data);
Assert.That(1.23333333m == resultAsks2.Data);
}
[TestCase]
public void CalculateTradableAmount()
{
var orderbook = new TestableSymbolOrderBook();
orderbook.SetData(new List<ISymbolOrderBookEntry>
{
new BookEntry{ Price = 1, Quantity = 1 },
new BookEntry{ Price = 1.1m, Quantity = 1 },
},
new List<ISymbolOrderBookEntry>()
{
new BookEntry{ Price = 1.2m, Quantity = 1 },
new BookEntry{ Price = 1.3m, Quantity = 1 },
});
var resultBids = orderbook.CalculateTradableAmount(2, OrderBookEntryType.Bid);
var resultAsks = orderbook.CalculateTradableAmount(2, OrderBookEntryType.Ask);
var resultBids2 = orderbook.CalculateTradableAmount(1.5m, OrderBookEntryType.Bid);
var resultAsks2 = orderbook.CalculateTradableAmount(1.5m, OrderBookEntryType.Ask);
Assert.That(resultBids.Success);
Assert.That(resultAsks.Success);
Assert.That(1.9m == resultBids.Data);
Assert.That(1.61538462m == resultAsks.Data);
Assert.That(1.4m == resultBids2.Data);
Assert.That(1.23076923m == resultAsks2.Data);
Assert.True(resultBids.Success);
Assert.True(resultAsks.Success);
Assert.AreEqual(1.05m, resultBids.Data);
Assert.AreEqual(1.25m, resultAsks.Data);
Assert.AreEqual(1.06666667m, resultBids2.Data);
Assert.AreEqual(1.23333333m, resultAsks2.Data);
}
}
}

View File

@ -1,440 +0,0 @@
using CryptoExchange.Net.Attributes;
using CryptoExchange.Net.Converters.SystemTextJson;
using System.Text.Json;
using NUnit.Framework;
using System;
using System.Text.Json.Serialization;
using CryptoExchange.Net.Converters;
using CryptoExchange.Net.SharedApis;
namespace CryptoExchange.Net.UnitTests
{
[TestFixture()]
public class SystemTextJsonConverterTests
{
[TestCase("2021-05-12")]
[TestCase("20210512")]
[TestCase("210512")]
[TestCase("1620777600.000")]
[TestCase("1620777600000")]
[TestCase("2021-05-12T00:00:00.000Z")]
[TestCase("2021-05-12T00:00:00.000000000Z")]
[TestCase("0.000000", true)]
[TestCase("0", true)]
[TestCase("", true)]
[TestCase(" ", true)]
public void TestDateTimeConverterString(string input, bool expectNull = false)
{
var output = JsonSerializer.Deserialize<STJTimeObject>($"{{ \"time\": \"{input}\" }}");
Assert.That(output.Time == (expectNull ? null: new DateTime(2021, 05, 12, 0, 0, 0, DateTimeKind.Utc)));
}
[TestCase(1620777600.000)]
[TestCase(1620777600000d)]
public void TestDateTimeConverterDouble(double input)
{
var output = JsonSerializer.Deserialize<STJTimeObject>($"{{ \"time\": {input} }}");
Assert.That(output.Time == new DateTime(2021, 05, 12, 0, 0, 0, DateTimeKind.Utc));
}
[TestCase(1620777600)]
[TestCase(1620777600000)]
[TestCase(1620777600000000)]
[TestCase(1620777600000000000)]
[TestCase(0, true)]
public void TestDateTimeConverterLong(long input, bool expectNull = false)
{
var output = JsonSerializer.Deserialize<STJTimeObject>($"{{ \"time\": {input} }}");
Assert.That(output.Time == (expectNull ? null : new DateTime(2021, 05, 12, 0, 0, 0, DateTimeKind.Utc)));
}
[TestCase(1620777600)]
[TestCase(1620777600.000)]
public void TestDateTimeConverterFromSeconds(double input)
{
var output = DateTimeConverter.ConvertFromSeconds(input);
Assert.That(output == new DateTime(2021, 05, 12, 0, 0, 0, DateTimeKind.Utc));
}
[Test]
public void TestDateTimeConverterToSeconds()
{
var output = DateTimeConverter.ConvertToSeconds(new DateTime(2021, 05, 12, 0, 0, 0, DateTimeKind.Utc));
Assert.That(output == 1620777600);
}
[TestCase(1620777600000)]
[TestCase(1620777600000.000)]
public void TestDateTimeConverterFromMilliseconds(double input)
{
var output = DateTimeConverter.ConvertFromMilliseconds(input);
Assert.That(output == new DateTime(2021, 05, 12, 0, 0, 0, DateTimeKind.Utc));
}
[Test]
public void TestDateTimeConverterToMilliseconds()
{
var output = DateTimeConverter.ConvertToMilliseconds(new DateTime(2021, 05, 12, 0, 0, 0, DateTimeKind.Utc));
Assert.That(output == 1620777600000);
}
[TestCase(1620777600000000)]
public void TestDateTimeConverterFromMicroseconds(long input)
{
var output = DateTimeConverter.ConvertFromMicroseconds(input);
Assert.That(output == new DateTime(2021, 05, 12, 0, 0, 0, DateTimeKind.Utc));
}
[Test]
public void TestDateTimeConverterToMicroseconds()
{
var output = DateTimeConverter.ConvertToMicroseconds(new DateTime(2021, 05, 12, 0, 0, 0, DateTimeKind.Utc));
Assert.That(output == 1620777600000000);
}
[TestCase(1620777600000000000)]
public void TestDateTimeConverterFromNanoseconds(long input)
{
var output = DateTimeConverter.ConvertFromNanoseconds(input);
Assert.That(output == new DateTime(2021, 05, 12, 0, 0, 0, DateTimeKind.Utc));
}
[Test]
public void TestDateTimeConverterToNanoseconds()
{
var output = DateTimeConverter.ConvertToNanoseconds(new DateTime(2021, 05, 12, 0, 0, 0, DateTimeKind.Utc));
Assert.That(output == 1620777600000000000);
}
[TestCase()]
public void TestDateTimeConverterNull()
{
var output = JsonSerializer.Deserialize<STJTimeObject>($"{{ \"time\": null }}");
Assert.That(output.Time == null);
}
[TestCase(TestEnum.One, "1")]
[TestCase(TestEnum.Two, "2")]
[TestCase(TestEnum.Three, "three")]
[TestCase(TestEnum.Four, "Four")]
[TestCase(null, null)]
public void TestEnumConverterNullableGetStringTests(TestEnum? value, string expected)
{
var output = EnumConverter.GetString(value);
Assert.That(output == expected);
}
[TestCase(TestEnum.One, "1")]
[TestCase(TestEnum.Two, "2")]
[TestCase(TestEnum.Three, "three")]
[TestCase(TestEnum.Four, "Four")]
public void TestEnumConverterGetStringTests(TestEnum value, string expected)
{
var output = EnumConverter.GetString(value);
Assert.That(output == expected);
}
[TestCase("1", TestEnum.One)]
[TestCase("2", TestEnum.Two)]
[TestCase("3", TestEnum.Three)]
[TestCase("three", TestEnum.Three)]
[TestCase("Four", TestEnum.Four)]
[TestCase("four", TestEnum.Four)]
[TestCase("Four1", null)]
[TestCase(null, null)]
public void TestEnumConverterNullableDeserializeTests(string value, TestEnum? expected)
{
var val = value == null ? "null" : $"\"{value}\"";
var output = JsonSerializer.Deserialize<STJEnumObject>($"{{ \"Value\": {val} }}", SerializerOptions.WithConverters(new SerializationContext()));
Assert.That(output.Value == expected);
}
[TestCase("1", TestEnum.One)]
[TestCase("2", TestEnum.Two)]
[TestCase("3", TestEnum.Three)]
[TestCase("three", TestEnum.Three)]
[TestCase("Four", TestEnum.Four)]
[TestCase("four", TestEnum.Four)]
[TestCase("Four1", TestEnum.One)]
[TestCase(null, TestEnum.One)]
public void TestEnumConverterNotNullableDeserializeTests(string value, TestEnum? expected)
{
var val = value == null ? "null" : $"\"{value}\"";
var output = JsonSerializer.Deserialize<NotNullableSTJEnumObject>($"{{ \"Value\": {val} }}");
Assert.That(output.Value == expected);
}
[TestCase("1", TestEnum.One)]
[TestCase("2", TestEnum.Two)]
[TestCase("3", TestEnum.Three)]
[TestCase("three", TestEnum.Three)]
[TestCase("Four", TestEnum.Four)]
[TestCase("four", TestEnum.Four)]
[TestCase("Four1", null)]
[TestCase(null, null)]
public void TestEnumConverterParseStringTests(string value, TestEnum? expected)
{
var result = EnumConverter.ParseString<TestEnum>(value);
Assert.That(result == expected);
}
[TestCase("1", true)]
[TestCase("true", true)]
[TestCase("yes", true)]
[TestCase("y", true)]
[TestCase("on", true)]
[TestCase("-1", false)]
[TestCase("0", false)]
[TestCase("n", false)]
[TestCase("no", false)]
[TestCase("false", false)]
[TestCase("off", false)]
[TestCase("", null)]
public void TestBoolConverter(string value, bool? expected)
{
var val = value == null ? "null" : $"\"{value}\"";
var output = JsonSerializer.Deserialize<STJBoolObject>($"{{ \"Value\": {val} }}", SerializerOptions.WithConverters(new SerializationContext()));
Assert.That(output.Value == expected);
}
[TestCase("1", true)]
[TestCase("true", true)]
[TestCase("yes", true)]
[TestCase("y", true)]
[TestCase("on", true)]
[TestCase("-1", false)]
[TestCase("0", false)]
[TestCase("n", false)]
[TestCase("no", false)]
[TestCase("false", false)]
[TestCase("off", false)]
[TestCase("", false)]
public void TestBoolConverterNotNullable(string value, bool expected)
{
var val = value == null ? "null" : $"\"{value}\"";
var output = JsonSerializer.Deserialize<NotNullableSTJBoolObject>($"{{ \"Value\": {val} }}", SerializerOptions.WithConverters(new SerializationContext()));
Assert.That(output.Value == expected);
}
[TestCase("1", 1)]
[TestCase("1.1", 1.1)]
[TestCase("-1.1", -1.1)]
[TestCase(null, null)]
[TestCase("", null)]
[TestCase("null", null)]
[TestCase("nan", null)]
[TestCase("1E+2", 100)]
[TestCase("1E-2", 0.01)]
[TestCase("Infinity", 999)] // 999 is workaround for not being able to specify decimal.MinValue
[TestCase("-Infinity", -999)] // -999 is workaround for not being able to specify decimal.MaxValue
[TestCase("80228162514264337593543950335", 999)] // 999 is workaround for not being able to specify decimal.MaxValue
[TestCase("-80228162514264337593543950335", -999)] // -999 is workaround for not being able to specify decimal.MaxValue
public void TestDecimalConverterString(string value, decimal? expected)
{
var result = JsonSerializer.Deserialize<STJDecimalObject>("{ \"test\": \""+ value + "\"}");
Assert.That(result.Test, Is.EqualTo(expected == -999 ? decimal.MinValue : expected == 999 ? decimal.MaxValue: expected));
}
[TestCase("1", 1)]
[TestCase("1.1", 1.1)]
[TestCase("-1.1", -1.1)]
[TestCase("null", null)]
[TestCase("1E+2", 100)]
[TestCase("1E-2", 0.01)]
[TestCase("80228162514264337593543950335", -999)] // -999 is workaround for not being able to specify decimal.MaxValue
public void TestDecimalConverterNumber(string value, decimal? expected)
{
var result = JsonSerializer.Deserialize<STJDecimalObject>("{ \"test\": " + value + "}");
Assert.That(result.Test, Is.EqualTo(expected == -999 ? decimal.MaxValue : expected));
}
[Test()]
public void TestArrayConverter()
{
var data = new Test()
{
Prop1 = 2,
Prop2 = null,
Prop3 = "123",
Prop3Again = "123",
Prop4 = null,
Prop5 = new Test2
{
Prop21 = 3,
Prop22 = "456"
},
Prop6 = new Test3
{
Prop31 = 4,
Prop32 = "789"
},
Prop7 = TestEnum.Two,
TestInternal = new Test
{
Prop1 = 10
},
Prop8 = new Test3
{
Prop31 = 5,
Prop32 = "101"
},
};
var options = new JsonSerializerOptions()
{
TypeInfoResolver = new SerializationContext()
};
var serialized = JsonSerializer.Serialize(data);
var deserialized = JsonSerializer.Deserialize<Test>(serialized);
Assert.That(deserialized.Prop1, Is.EqualTo(2));
Assert.That(deserialized.Prop2, Is.Null);
Assert.That(deserialized.Prop3, Is.EqualTo("123"));
Assert.That(deserialized.Prop3Again, Is.EqualTo("123"));
Assert.That(deserialized.Prop4, Is.Null);
Assert.That(deserialized.Prop5.Prop21, Is.EqualTo(3));
Assert.That(deserialized.Prop5.Prop22, Is.EqualTo("456"));
Assert.That(deserialized.Prop6.Prop31, Is.EqualTo(4));
Assert.That(deserialized.Prop6.Prop32, Is.EqualTo("789"));
Assert.That(deserialized.Prop7, Is.EqualTo(TestEnum.Two));
Assert.That(deserialized.TestInternal.Prop1, Is.EqualTo(10));
Assert.That(deserialized.Prop8.Prop31, Is.EqualTo(5));
Assert.That(deserialized.Prop8.Prop32, Is.EqualTo("101"));
}
[TestCase(TradingMode.Spot, "ETH", "USDT", null)]
[TestCase(TradingMode.PerpetualLinear, "ETH", "USDT", null)]
[TestCase(TradingMode.DeliveryLinear, "ETH", "USDT", 1748432430)]
public void TestSharedSymbolConversion(TradingMode tradingMode, string baseAsset, string quoteAsset, int? deliverTime)
{
DateTime? time = deliverTime == null ? null : DateTimeConverter.ParseFromDouble(deliverTime.Value);
var symbol = new SharedSymbol(tradingMode, baseAsset, quoteAsset, time);
var serialized = JsonSerializer.Serialize(symbol);
var restored = JsonSerializer.Deserialize<SharedSymbol>(serialized);
Assert.That(restored.TradingMode, Is.EqualTo(symbol.TradingMode));
Assert.That(restored.BaseAsset, Is.EqualTo(symbol.BaseAsset));
Assert.That(restored.QuoteAsset, Is.EqualTo(symbol.QuoteAsset));
Assert.That(restored.DeliverTime, Is.EqualTo(symbol.DeliverTime));
}
[TestCase(0.1, null, null)]
[TestCase(0.1, 0.1, null)]
[TestCase(0.1, 0.1, 0.1)]
[TestCase(null, 0.1, null)]
[TestCase(null, 0.1, 0.1)]
public void TestSharedQuantityConversion(double? baseQuantity, double? quoteQuantity, double? contractQuantity)
{
var symbol = new SharedOrderQuantity((decimal?)baseQuantity, (decimal?)quoteQuantity, (decimal?)contractQuantity);
var serialized = JsonSerializer.Serialize(symbol);
var restored = JsonSerializer.Deserialize<SharedOrderQuantity>(serialized);
Assert.That(restored.QuantityInBaseAsset, Is.EqualTo(symbol.QuantityInBaseAsset));
Assert.That(restored.QuantityInQuoteAsset, Is.EqualTo(symbol.QuantityInQuoteAsset));
Assert.That(restored.QuantityInContracts, Is.EqualTo(symbol.QuantityInContracts));
}
}
public class STJDecimalObject
{
[JsonConverter(typeof(DecimalConverter))]
[JsonPropertyName("test")]
public decimal? Test { get; set; }
}
public class STJTimeObject
{
[JsonConverter(typeof(DateTimeConverter))]
[JsonPropertyName("time")]
public DateTime? Time { get; set; }
}
public class STJEnumObject
{
public TestEnum? Value { get; set; }
}
public class NotNullableSTJEnumObject
{
public TestEnum Value { get; set; }
}
public class STJBoolObject
{
public bool? Value { get; set; }
}
public class NotNullableSTJBoolObject
{
public bool Value { get; set; }
}
[JsonConverter(typeof(ArrayConverter<Test>))]
record Test
{
[ArrayProperty(0)]
public int Prop1 { get; set; }
[ArrayProperty(1)]
public int? Prop2 { get; set; }
[ArrayProperty(2)]
public string Prop3 { get; set; }
[ArrayProperty(2)]
public string Prop3Again { get; set; }
[ArrayProperty(3)]
public string Prop4 { get; set; }
[ArrayProperty(4)]
public Test2 Prop5 { get; set; }
[ArrayProperty(5)]
public Test3 Prop6 { get; set; }
[ArrayProperty(6), JsonConverter(typeof(EnumConverter<TestEnum>))]
public TestEnum? Prop7 { get; set; }
[ArrayProperty(7)]
public Test TestInternal { get; set; }
[ArrayProperty(8), JsonConversion]
public Test3 Prop8 { get; set; }
}
[JsonConverter(typeof(ArrayConverter<Test2>))]
record Test2
{
[ArrayProperty(0)]
public int Prop21 { get; set; }
[ArrayProperty(1)]
public string Prop22 { get; set; }
}
record Test3
{
[JsonPropertyName("prop31")]
public int Prop31 { get; set; }
[JsonPropertyName("prop32")]
public string Prop32 { get; set; }
}
[JsonConverter(typeof(EnumConverter<TestEnum>))]
public enum TestEnum
{
[Map("1")]
One,
[Map("2")]
Two,
[Map("three", "3")]
Three,
Four
}
[JsonSerializable(typeof(Test))]
[JsonSerializable(typeof(Test2))]
[JsonSerializable(typeof(Test3))]
[JsonSerializable(typeof(NotNullableSTJBoolObject))]
[JsonSerializable(typeof(STJBoolObject))]
[JsonSerializable(typeof(NotNullableSTJEnumObject))]
[JsonSerializable(typeof(STJEnumObject))]
[JsonSerializable(typeof(STJDecimalObject))]
[JsonSerializable(typeof(STJTimeObject))]
internal partial class SerializationContext : JsonSerializerContext
{
}
}

View File

@ -1,99 +1,56 @@
using System;
using System.IO;
using System.Text;
using System.Threading.Tasks;
using System.Collections.Generic;
using System.Net.Http;
using CryptoExchange.Net.Authentication;
using CryptoExchange.Net.Clients;
using CryptoExchange.Net.Converters.MessageParsing.DynamicConverters;
using CryptoExchange.Net.Converters.SystemTextJson;
using CryptoExchange.Net.Interfaces;
using CryptoExchange.Net.Objects;
using CryptoExchange.Net.Objects.Errors;
using CryptoExchange.Net.Objects.Options;
using CryptoExchange.Net.SharedApis;
using Microsoft.Extensions.Logging;
using Microsoft.Extensions.Logging.Abstractions;
namespace CryptoExchange.Net.UnitTests
{
public class TestBaseClient: BaseClient
{
public TestSubClient SubClient { get; }
public TestBaseClient(): base(null, "Test")
public TestBaseClient(): base("Test", new RestClientOptions("http://testurl.url"), null)
{
var options = new TestClientOptions();
_logger = NullLogger.Instance;
Initialize(options);
SubClient = AddApiClient(new TestSubClient(options, new RestApiOptions()));
}
public TestBaseClient(TestClientOptions exchangeOptions) : base(null, "Test")
public TestBaseClient(RestClientOptions exchangeOptions) : base("Test", exchangeOptions, exchangeOptions.ApiCredentials == null ? null : new TestAuthProvider(exchangeOptions.ApiCredentials))
{
_logger = NullLogger.Instance;
Initialize(exchangeOptions);
SubClient = AddApiClient(new TestSubClient(exchangeOptions, new RestApiOptions()));
}
public void Log(LogLevel verbosity, string data)
{
_logger.Log(verbosity, data);
}
}
public class TestSubClient : RestApiClient
{
protected override IRestMessageHandler MessageHandler => throw new NotImplementedException();
public TestSubClient(RestExchangeOptions<TestEnvironment> options, RestApiOptions apiOptions) : base(new TraceLogger(), null, "https://localhost:123", options, apiOptions)
{
log.Write(verbosity, data);
}
public CallResult<T> Deserialize<T>(string data)
{
var stream = new MemoryStream(Encoding.UTF8.GetBytes(data));
var accessor = CreateAccessor();
var valid = accessor.Read(stream, true).Result;
if (!valid)
return new CallResult<T>(new ServerError(ErrorInfo.Unknown with { Message = data }));
var deserializeResult = accessor.Deserialize<T>();
return deserializeResult;
return Deserialize<T>(data, false);
}
/// <inheritdoc />
public override string FormatSymbol(string baseAsset, string quoteAsset, TradingMode futuresType, DateTime? deliverDate = null) => $"{baseAsset.ToUpperInvariant()}{quoteAsset.ToUpperInvariant()}";
public override TimeSpan? GetTimeOffset() => null;
public override TimeSyncInfo GetTimeSyncInfo() => null;
protected override IStreamMessageAccessor CreateAccessor() => new SystemTextJsonStreamMessageAccessor(new System.Text.Json.JsonSerializerOptions());
protected override IMessageSerializer CreateSerializer() => new SystemTextJsonMessageSerializer(new System.Text.Json.JsonSerializerOptions());
protected override AuthenticationProvider CreateAuthenticationProvider(ApiCredentials credentials) => throw new NotImplementedException();
protected override Task<WebCallResult<DateTime>> GetServerTimestampAsync() => throw new NotImplementedException();
public string FillParameters(string path, params string[] values)
{
return FillPathParameter(path, values);
}
}
public class TestAuthProvider : AuthenticationProvider
{
public override ApiCredentialsType[] SupportedCredentialTypes => [ApiCredentialsType.Hmac];
public TestAuthProvider(ApiCredentials credentials) : base(credentials)
{
}
public override void ProcessRequest(RestApiClient apiClient, RestRequestConfiguration requestConfig)
public override Dictionary<string, string> AddAuthenticationToHeaders(string uri, HttpMethod method, Dictionary<string, object> parameters, bool signed, HttpMethodParameterPosition postParameters, ArrayParametersSerialization arraySerialization)
{
return base.AddAuthenticationToHeaders(uri, method, parameters, signed, postParameters, arraySerialization);
}
public string GetKey() => _credentials.Key;
public string GetSecret() => _credentials.Secret;
}
public class TestEnvironment : TradeEnvironment
{
public string TestAddress { get; }
public TestEnvironment(string name, string url) : base(name)
public override Dictionary<string, object> AddAuthenticationToParameters(string uri, HttpMethod method, Dictionary<string, object> parameters, bool signed, HttpMethodParameterPosition postParameters, ArrayParametersSerialization arraySerialization)
{
TestAddress = url;
return base.AddAuthenticationToParameters(uri, method, parameters, signed, postParameters, arraySerialization);
}
public override string Sign(string toSign)
{
return toSign;
}
}
}

View File

@ -1,14 +1,12 @@
using System.Text.Json.Serialization;
using Newtonsoft.Json;
namespace CryptoExchange.Net.UnitTests.TestImplementations
{
public class TestObject
{
[JsonPropertyName("other")]
[JsonProperty("other")]
public string StringData { get; set; }
[JsonPropertyName("intData")]
public int IntData { get; set; }
[JsonPropertyName("decimalData")]
public decimal DecimalData { get; set; }
}
}

View File

@ -1,6 +1,7 @@
using CryptoExchange.Net.Interfaces;
using CryptoExchange.Net.Objects;
using Moq;
using Newtonsoft.Json.Linq;
using System;
using System.IO;
using System.Net;
@ -11,34 +12,29 @@ using System.Threading;
using System.Threading.Tasks;
using CryptoExchange.Net.Authentication;
using System.Collections.Generic;
using Microsoft.Extensions.Logging;
using CryptoExchange.Net.Clients;
using Microsoft.Extensions.Options;
using System.Linq;
using CryptoExchange.Net.Converters.SystemTextJson;
using System.Text.Json.Serialization;
using System.Net.Http.Headers;
using CryptoExchange.Net.SharedApis;
using CryptoExchange.Net.Converters.MessageParsing.DynamicConverters;
namespace CryptoExchange.Net.UnitTests.TestImplementations
{
public class TestRestClient: BaseRestClient
public class TestRestClient: RestClient
{
public TestRestApi1Client Api1 { get; }
public TestRestApi2Client Api2 { get; }
public TestRestClient(Action<TestClientOptions> optionsDelegate = null)
: this(null, null, Options.Create(ApplyOptionsDelegate(optionsDelegate)))
public TestRestClient() : base("Test", new RestClientOptions("http://testurl.url"), null)
{
RequestFactory = new Mock<IRequestFactory>().Object;
}
public TestRestClient(HttpClient httpClient, ILoggerFactory loggerFactory, IOptions<TestClientOptions> options) : base(loggerFactory, "Test")
public TestRestClient(RestClientOptions exchangeOptions) : base("Test", exchangeOptions, exchangeOptions.ApiCredentials == null ? null : new TestAuthProvider(exchangeOptions.ApiCredentials))
{
Initialize(options.Value);
RequestFactory = new Mock<IRequestFactory>().Object;
}
Api1 = new TestRestApi1Client(options.Value);
Api2 = new TestRestApi2Client(options.Value);
public void SetParameterPosition(HttpMethod method, HttpMethodParameterPosition position)
{
ParameterPositions[method] = position;
}
public void SetKey(string key, string secret)
{
SetAuthenticationProvider(new UnitTests.TestAuthProvider(new ApiCredentials(key, secret)));
}
public void SetResponse(string responseData, out IRequest requestObj)
@ -50,33 +46,24 @@ namespace CryptoExchange.Net.UnitTests.TestImplementations
var response = new Mock<IResponse>();
response.Setup(c => c.IsSuccessStatusCode).Returns(true);
response.Setup(c => c.GetResponseStreamAsync(It.IsAny<CancellationToken>())).Returns(Task.FromResult((Stream)responseStream));
response.Setup(c => c.GetResponseStreamAsync()).Returns(Task.FromResult((Stream)responseStream));
var headers = new HttpRequestMessage().Headers;
var headers = new Dictionary<string, IEnumerable<string>>();
var request = new Mock<IRequest>();
request.Setup(c => c.Uri).Returns(new Uri("http://www.test.com"));
request.Setup(c => c.GetResponseAsync(It.IsAny<CancellationToken>())).Returns(Task.FromResult(response.Object));
request.Setup(c => c.SetContent(It.IsAny<string>(), It.IsAny<string>())).Callback(new Action<string, string>((content, type) => { request.Setup(r => r.Content).Returns(content); }));
request.Setup(c => c.AddHeader(It.IsAny<string>(), It.IsAny<string>())).Callback<string, string>((key, val) => headers.Add(key, new string[] { val }));
request.Setup(c => c.AddHeader(It.IsAny<string>(), It.IsAny<string>())).Callback<string, string>((key, val) => headers.Add(key, new List<string> { val }));
request.Setup(c => c.GetHeaders()).Returns(() => headers);
var factory = Mock.Get(Api1.RequestFactory);
factory.Setup(c => c.Create(It.IsAny<Version>(), It.IsAny<HttpMethod>(), It.IsAny<Uri>(), It.IsAny<int>()))
.Callback<Version, HttpMethod, Uri, int>((version, method, uri, id) =>
var factory = Mock.Get(RequestFactory);
factory.Setup(c => c.Create(It.IsAny<HttpMethod>(), It.IsAny<string>(), It.IsAny<int>()))
.Callback<HttpMethod, string, int>((method, uri, id) =>
{
request.Setup(a => a.Uri).Returns(uri);
request.Setup(a => a.Uri).Returns(new Uri(uri));
request.Setup(a => a.Method).Returns(method);
})
.Returns(request.Object);
factory = Mock.Get(Api2.RequestFactory);
factory.Setup(c => c.Create(It.IsAny<Version>(), It.IsAny<HttpMethod>(), It.IsAny<Uri>(), It.IsAny<int>()))
.Callback<Version, HttpMethod, Uri, int>((version, method, uri, id) =>
{
request.Setup(a => a.Uri).Returns(uri);
request.Setup(a => a.Method).Returns(method);
})
.Returns(request.Object);
requestObj = request.Object;
}
@ -86,17 +73,10 @@ namespace CryptoExchange.Net.UnitTests.TestImplementations
typeof(HttpRequestException).GetField("_message", BindingFlags.Public | BindingFlags.NonPublic | BindingFlags.Instance).SetValue(we, message);
var request = new Mock<IRequest>();
request.Setup(c => c.Uri).Returns(new Uri("http://www.test.com"));
request.Setup(c => c.GetHeaders()).Returns(new HttpRequestMessage().Headers);
request.Setup(c => c.GetResponseAsync(It.IsAny<CancellationToken>())).Throws(we);
var factory = Mock.Get(Api1.RequestFactory);
factory.Setup(c => c.Create(It.IsAny<Version>(), It.IsAny<HttpMethod>(), It.IsAny<Uri>(), It.IsAny<int>()))
.Returns(request.Object);
factory = Mock.Get(Api2.RequestFactory);
factory.Setup(c => c.Create(It.IsAny<Version>(), It.IsAny<HttpMethod>(), It.IsAny<Uri>(), It.IsAny<int>()))
var factory = Mock.Get(RequestFactory);
factory.Setup(c => c.Create(It.IsAny<HttpMethod>(), It.IsAny<string>(), It.IsAny<int>()))
.Returns(request.Object);
}
@ -109,126 +89,47 @@ namespace CryptoExchange.Net.UnitTests.TestImplementations
var response = new Mock<IResponse>();
response.Setup(c => c.IsSuccessStatusCode).Returns(false);
response.Setup(c => c.GetResponseStreamAsync(It.IsAny<CancellationToken>())).Returns(Task.FromResult((Stream)responseStream));
response.Setup(c => c.GetResponseStreamAsync()).Returns(Task.FromResult((Stream)responseStream));
var headers = new List<KeyValuePair<string, string[]>>();
var headers = new Dictionary<string, IEnumerable<string>>();
var request = new Mock<IRequest>();
request.Setup(c => c.Uri).Returns(new Uri("http://www.test.com"));
request.Setup(c => c.GetResponseAsync(It.IsAny<CancellationToken>())).Returns(Task.FromResult(response.Object));
request.Setup(c => c.AddHeader(It.IsAny<string>(), It.IsAny<string>())).Callback<string, string>((key, val) => headers.Add(new KeyValuePair<string, string[]>(key, new string[] { val })));
request.Setup(c => c.GetHeaders()).Returns(new HttpRequestMessage().Headers);
request.Setup(c => c.AddHeader(It.IsAny<string>(), It.IsAny<string>())).Callback<string, string>((key, val) => headers.Add(key, new List<string> { val }));
request.Setup(c => c.GetHeaders()).Returns(headers);
var factory = Mock.Get(Api1.RequestFactory);
factory.Setup(c => c.Create(It.IsAny<Version>(), It.IsAny<HttpMethod>(), It.IsAny<Uri>(), It.IsAny<int>()))
.Callback<Version, HttpMethod, Uri, int>((version, method, uri, id) => request.Setup(a => a.Uri).Returns(uri))
.Returns(request.Object);
factory = Mock.Get(Api2.RequestFactory);
factory.Setup(c => c.Create(It.IsAny<Version>(), It.IsAny<HttpMethod>(), It.IsAny<Uri>(), It.IsAny<int>()))
.Callback<Version, HttpMethod, Uri, int>((version, method, uri, id) => request.Setup(a => a.Uri).Returns(uri))
var factory = Mock.Get(RequestFactory);
factory.Setup(c => c.Create(It.IsAny<HttpMethod>(), It.IsAny<string>(), It.IsAny<int>()))
.Callback<HttpMethod, string, int>((method, uri, id) => request.Setup(a => a.Uri).Returns(new Uri(uri)))
.Returns(request.Object);
}
}
public class TestRestApi1Client : RestApiClient
{
protected override IRestMessageHandler MessageHandler { get; } = new TestRestMessageHandler();
public TestRestApi1Client(TestClientOptions options) : base(new TraceLogger(), null, "https://localhost:123", options, options.Api1Options)
public async Task<CallResult<T>> Request<T>(CancellationToken ct = default) where T:class
{
RequestFactory = new Mock<IRequestFactory>().Object;
return await SendRequestAsync<T>(new Uri("http://www.test.com"), HttpMethod.Get, ct);
}
/// <inheritdoc />
public override string FormatSymbol(string baseAsset, string quoteAsset, TradingMode futuresType, DateTime? deliverDate = null) => $"{baseAsset.ToUpperInvariant()}{quoteAsset.ToUpperInvariant()}";
protected override IStreamMessageAccessor CreateAccessor() => new SystemTextJsonStreamMessageAccessor(new System.Text.Json.JsonSerializerOptions() { TypeInfoResolver = new TestSerializerContext() });
protected override IMessageSerializer CreateSerializer() => new SystemTextJsonMessageSerializer(new System.Text.Json.JsonSerializerOptions());
public async Task<CallResult<T>> Request<T>(CancellationToken ct = default) where T : class
public async Task<CallResult<T>> RequestWithParams<T>(HttpMethod method, Dictionary<string, object> parameters, Dictionary<string, string> headers) where T : class
{
return await SendAsync<T>("http://www.test.com", new RequestDefinition("/", HttpMethod.Get) { Weight = 0 }, null, ct);
}
public async Task<CallResult<T>> RequestWithParams<T>(HttpMethod method, ParameterCollection parameters, Dictionary<string, string> headers) where T : class
{
return await SendAsync<T>("http://www.test.com", new RequestDefinition("/", method) { Weight = 0 }, parameters, default, additionalHeaders: headers);
}
public void SetParameterPosition(HttpMethod method, HttpMethodParameterPosition position)
{
ParameterPositions[method] = position;
}
public override TimeSpan? GetTimeOffset()
{
throw new NotImplementedException();
}
protected override AuthenticationProvider CreateAuthenticationProvider(ApiCredentials credentials)
=> new TestAuthProvider(credentials);
protected override Task<WebCallResult<DateTime>> GetServerTimestampAsync()
{
throw new NotImplementedException();
}
public override TimeSyncInfo GetTimeSyncInfo()
{
throw new NotImplementedException();
return await SendRequestAsync<T>(new Uri("http://www.test.com"), method, default, parameters, additionalHeaders: headers);
}
}
public class TestRestApi2Client : RestApiClient
public class TestAuthProvider : AuthenticationProvider
{
protected override IRestMessageHandler MessageHandler { get; } = new TestRestMessageHandler();
public TestRestApi2Client(TestClientOptions options) : base(new TraceLogger(), null, "https://localhost:123", options, options.Api2Options)
public TestAuthProvider(ApiCredentials credentials) : base(credentials)
{
RequestFactory = new Mock<IRequestFactory>().Object;
}
protected override IStreamMessageAccessor CreateAccessor() => new SystemTextJsonStreamMessageAccessor(new System.Text.Json.JsonSerializerOptions());
protected override IMessageSerializer CreateSerializer() => new SystemTextJsonMessageSerializer(new System.Text.Json.JsonSerializerOptions());
/// <inheritdoc />
public override string FormatSymbol(string baseAsset, string quoteAsset, TradingMode futuresType, DateTime? deliverDate = null) => $"{baseAsset.ToUpperInvariant()}{quoteAsset.ToUpperInvariant()}";
public async Task<CallResult<T>> Request<T>(CancellationToken ct = default) where T : class
{
return await SendAsync<T>("http://www.test.com", new RequestDefinition("/", HttpMethod.Get) { Weight = 0 }, null, ct);
}
public override TimeSpan? GetTimeOffset()
{
throw new NotImplementedException();
}
protected override AuthenticationProvider CreateAuthenticationProvider(ApiCredentials credentials)
=> new TestAuthProvider(credentials);
protected override Task<WebCallResult<DateTime>> GetServerTimestampAsync()
{
throw new NotImplementedException();
}
public override TimeSyncInfo GetTimeSyncInfo()
{
throw new NotImplementedException();
}
}
public class TestError
{
[JsonPropertyName("errorCode")]
public int ErrorCode { get; set; }
[JsonPropertyName("errorMessage")]
public string ErrorMessage { get; set; }
}
public class ParseErrorTestRestClient: TestRestClient
{
public ParseErrorTestRestClient() { }
public ParseErrorTestRestClient(RestClientOptions exchangeOptions) : base(exchangeOptions) { }
protected override Error ParseErrorResponse(JToken error)
{
return new ServerError((int)error["errorCode"], (string)error["errorMessage"]);
}
}
}

View File

@ -1,29 +0,0 @@
using CryptoExchange.Net.Converters.MessageParsing.DynamicConverters;
using CryptoExchange.Net.Converters.SystemTextJson.MessageHandlers;
using CryptoExchange.Net.Objects;
using CryptoExchange.Net.Objects.Errors;
using System;
using System.Collections.Generic;
using System.IO;
using System.Linq;
using System.Net.Http.Headers;
using System.Text;
using System.Text.Json;
using System.Threading;
using System.Threading.Tasks;
namespace CryptoExchange.Net.UnitTests.TestImplementations
{
internal class TestRestMessageHandler : JsonRestMessageHandler
{
private ErrorMapping _errorMapping = new ErrorMapping([]);
public override JsonSerializerOptions Options => new JsonSerializerOptions();
public override ValueTask<Error> ParseErrorResponse(int httpStatusCode, HttpResponseHeaders responseHeaders, Stream responseStream)
{
var errorData = JsonSerializer.Deserialize<TestError>(responseStream);
return new ValueTask<Error>(new ServerError(errorData.ErrorCode, _errorMapping.GetErrorInfo(errorData.ErrorCode.ToString(), errorData.ErrorMessage)));
}
}
}

View File

@ -0,0 +1,115 @@
using System;
using System.Security.Authentication;
using System.Text;
using System.Threading.Tasks;
using CryptoExchange.Net.Interfaces;
using CryptoExchange.Net.Objects;
namespace CryptoExchange.Net.UnitTests.TestImplementations
{
public class TestSocket: IWebsocket
{
public bool CanConnect { get; set; }
public bool Connected { get; set; }
public event Action OnClose;
public event Action<string> OnMessage;
public event Action<Exception> OnError;
public event Action OnOpen;
public int Id { get; }
public bool ShouldReconnect { get; set; }
public TimeSpan Timeout { get; set; }
public Func<string, string> DataInterpreterString { get; set; }
public Func<byte[], string> DataInterpreterBytes { get; set; }
public DateTime? DisconnectTime { get; set; }
public string Url { get; }
public bool IsClosed => !Connected;
public bool IsOpen => Connected;
public bool PingConnection { get; set; }
public TimeSpan PingInterval { get; set; }
public SslProtocols SSLProtocols { get; set; }
public Encoding Encoding { get; set; }
public int ConnectCalls { get; private set; }
public bool Reconnecting { get; set; }
public string Origin { get; set; }
public int? RatelimitPerSecond { get; set; }
public double IncomingKbps => throw new NotImplementedException();
public static int lastId = 0;
public static object lastIdLock = new object();
public TestSocket()
{
lock (lastIdLock)
{
Id = lastId + 1;
lastId++;
}
}
public Task<bool> ConnectAsync()
{
Connected = CanConnect;
ConnectCalls++;
if (CanConnect)
InvokeOpen();
return Task.FromResult(CanConnect);
}
public void Send(string data)
{
if(!Connected)
throw new Exception("Socket not connected");
}
public void Reset()
{
}
public Task CloseAsync()
{
Connected = false;
DisconnectTime = DateTime.UtcNow;
OnClose?.Invoke();
return Task.FromResult(0);
}
public void SetProxy(string host, int port)
{
throw new NotImplementedException();
}
public void Dispose()
{
}
public void InvokeClose()
{
Connected = false;
DisconnectTime = DateTime.UtcNow;
OnClose?.Invoke();
}
public void InvokeOpen()
{
OnOpen?.Invoke();
}
public void InvokeMessage(string data)
{
OnMessage?.Invoke(data);
}
public void SetProxy(ApiProxy proxy)
{
throw new NotImplementedException();
}
public void InvokeError(Exception error)
{
OnError?.Invoke(error);
}
}
}

View File

@ -0,0 +1,66 @@
using System;
using System.Threading.Tasks;
using CryptoExchange.Net.Interfaces;
using CryptoExchange.Net.Logging;
using CryptoExchange.Net.Objects;
using CryptoExchange.Net.Sockets;
using Moq;
using Newtonsoft.Json.Linq;
namespace CryptoExchange.Net.UnitTests.TestImplementations
{
public class TestSocketClient: SocketClient
{
public TestSocketClient() : this(new SocketClientOptions("http://testurl.url"))
{
}
public TestSocketClient(SocketClientOptions exchangeOptions) : base("test", exchangeOptions, exchangeOptions.ApiCredentials == null ? null : new TestAuthProvider(exchangeOptions.ApiCredentials))
{
SocketFactory = new Mock<IWebsocketFactory>().Object;
Mock.Get(SocketFactory).Setup(f => f.CreateWebsocket(It.IsAny<Log>(), It.IsAny<string>())).Returns(new TestSocket());
}
public TestSocket CreateSocket()
{
Mock.Get(SocketFactory).Setup(f => f.CreateWebsocket(It.IsAny<Log>(), It.IsAny<string>())).Returns(new TestSocket());
return (TestSocket)CreateSocket(BaseAddress);
}
public CallResult<bool> ConnectSocketSub(SocketConnection sub)
{
return ConnectSocketAsync(sub).Result;
}
protected internal override bool HandleQueryResponse<T>(SocketConnection s, object request, JToken data, out CallResult<T> callResult)
{
throw new NotImplementedException();
}
protected internal override bool HandleSubscriptionResponse(SocketConnection s, SocketSubscription subscription, object request, JToken message,
out CallResult<object> callResult)
{
throw new NotImplementedException();
}
protected internal override bool MessageMatchesHandler(JToken message, object request)
{
throw new NotImplementedException();
}
protected internal override bool MessageMatchesHandler(JToken message, string identifier)
{
return true;
}
protected internal override Task<CallResult<bool>> AuthenticateSocketAsync(SocketConnection s)
{
throw new NotImplementedException();
}
protected internal override Task<bool> UnsubscribeAsync(SocketConnection connection, SocketSubscription s)
{
throw new NotImplementedException();
}
}
}

View File

@ -0,0 +1,25 @@
using Microsoft.Extensions.Logging;
using System;
using System.Text;
namespace CryptoExchange.Net.UnitTests.TestImplementations
{
public class TestStringLogger : ILogger
{
StringBuilder _builder = new StringBuilder();
public IDisposable BeginScope<TState>(TState state) => null;
public bool IsEnabled(LogLevel logLevel) => true;
public void Log<TState>(LogLevel logLevel, EventId eventId, TState state, Exception exception, Func<TState, Exception, string> formatter)
{
_builder.AppendLine(formatter(state, exception));
}
public string GetLogs()
{
return _builder.ToString();
}
}
}

View File

@ -1,17 +0,0 @@
using CryptoExchange.Net.UnitTests.TestImplementations;
using System.Collections.Generic;
using System.Text.Json.Serialization;
namespace CryptoExchange.Net.UnitTests
{
[JsonSerializable(typeof(string))]
[JsonSerializable(typeof(int))]
[JsonSerializable(typeof(Dictionary<string, string>))]
[JsonSerializable(typeof(IDictionary<string, string>))]
[JsonSerializable(typeof(Dictionary<string, object>))]
[JsonSerializable(typeof(IDictionary<string, object>))]
[JsonSerializable(typeof(TestObject))]
internal partial class TestSerializerContext : JsonSerializerContext
{
}
}

View File

@ -1,22 +1,12 @@

Microsoft Visual Studio Solution File, Format Version 12.00
# Visual Studio Version 17
VisualStudioVersion = 17.0.32014.148
# Visual Studio 15
VisualStudioVersion = 15.0.27004.2008
MinimumVisualStudioVersion = 10.0.40219.1
Project("{9A19103F-16F7-4668-BE54-9A1E7A4F7556}") = "CryptoExchange.Net", "CryptoExchange.Net\CryptoExchange.Net.csproj", "{3762140C-7FF9-46E5-8EC3-BFB3FC7ADB9B}"
EndProject
Project("{9A19103F-16F7-4668-BE54-9A1E7A4F7556}") = "CryptoExchange.Net.UnitTests", "CryptoExchange.Net.UnitTests\CryptoExchange.Net.UnitTests.csproj", "{FBFE1651-D43D-4D67-89B7-6C4AE9BA4496}"
EndProject
Project("{9A19103F-16F7-4668-BE54-9A1E7A4F7556}") = "BlazorClient", "Examples\BlazorClient\BlazorClient.csproj", "{AF4F5C19-162E-48F4-8B0B-BA5A2D7CE06A}"
EndProject
Project("{2150E333-8FDC-42A3-9474-1A3956D46DE8}") = "Examples", "Examples", "{5734C2A9-F12C-4754-A8B9-640C24DC4E02}"
EndProject
Project("{9A19103F-16F7-4668-BE54-9A1E7A4F7556}") = "ConsoleClient", "Examples\ConsoleClient\ConsoleClient.csproj", "{23480C58-23BF-4EBF-A173-B7F51A043A99}"
EndProject
Project("{FAE04EC0-301F-11D3-BF4B-00C04F79EFBC}") = "SharedClients", "Examples\SharedClients\SharedClients.csproj", "{988A87EF-EAEA-4313-A6CF-FA869813D5AB}"
EndProject
Project("{FAE04EC0-301F-11D3-BF4B-00C04F79EFBC}") = "CryptoExchange.Net.Protobuf", "CryptoExchange.Net.Protobuf\CryptoExchange.Net.Protobuf.csproj", "{CC6A807A-9183-6F41-8EF1-8A70172B0E83}"
EndProject
Global
GlobalSection(SolutionConfigurationPlatforms) = preSolution
Debug|Any CPU = Debug|Any CPU
@ -31,31 +21,10 @@ Global
{FBFE1651-D43D-4D67-89B7-6C4AE9BA4496}.Debug|Any CPU.Build.0 = Debug|Any CPU
{FBFE1651-D43D-4D67-89B7-6C4AE9BA4496}.Release|Any CPU.ActiveCfg = Release|Any CPU
{FBFE1651-D43D-4D67-89B7-6C4AE9BA4496}.Release|Any CPU.Build.0 = Release|Any CPU
{AF4F5C19-162E-48F4-8B0B-BA5A2D7CE06A}.Debug|Any CPU.ActiveCfg = Debug|Any CPU
{AF4F5C19-162E-48F4-8B0B-BA5A2D7CE06A}.Debug|Any CPU.Build.0 = Debug|Any CPU
{AF4F5C19-162E-48F4-8B0B-BA5A2D7CE06A}.Release|Any CPU.ActiveCfg = Release|Any CPU
{AF4F5C19-162E-48F4-8B0B-BA5A2D7CE06A}.Release|Any CPU.Build.0 = Release|Any CPU
{23480C58-23BF-4EBF-A173-B7F51A043A99}.Debug|Any CPU.ActiveCfg = Debug|Any CPU
{23480C58-23BF-4EBF-A173-B7F51A043A99}.Debug|Any CPU.Build.0 = Debug|Any CPU
{23480C58-23BF-4EBF-A173-B7F51A043A99}.Release|Any CPU.ActiveCfg = Release|Any CPU
{23480C58-23BF-4EBF-A173-B7F51A043A99}.Release|Any CPU.Build.0 = Release|Any CPU
{988A87EF-EAEA-4313-A6CF-FA869813D5AB}.Debug|Any CPU.ActiveCfg = Debug|Any CPU
{988A87EF-EAEA-4313-A6CF-FA869813D5AB}.Debug|Any CPU.Build.0 = Debug|Any CPU
{988A87EF-EAEA-4313-A6CF-FA869813D5AB}.Release|Any CPU.ActiveCfg = Release|Any CPU
{988A87EF-EAEA-4313-A6CF-FA869813D5AB}.Release|Any CPU.Build.0 = Release|Any CPU
{CC6A807A-9183-6F41-8EF1-8A70172B0E83}.Debug|Any CPU.ActiveCfg = Debug|Any CPU
{CC6A807A-9183-6F41-8EF1-8A70172B0E83}.Debug|Any CPU.Build.0 = Debug|Any CPU
{CC6A807A-9183-6F41-8EF1-8A70172B0E83}.Release|Any CPU.ActiveCfg = Release|Any CPU
{CC6A807A-9183-6F41-8EF1-8A70172B0E83}.Release|Any CPU.Build.0 = Release|Any CPU
EndGlobalSection
GlobalSection(SolutionProperties) = preSolution
HideSolutionNode = FALSE
EndGlobalSection
GlobalSection(NestedProjects) = preSolution
{AF4F5C19-162E-48F4-8B0B-BA5A2D7CE06A} = {5734C2A9-F12C-4754-A8B9-640C24DC4E02}
{23480C58-23BF-4EBF-A173-B7F51A043A99} = {5734C2A9-F12C-4754-A8B9-640C24DC4E02}
{988A87EF-EAEA-4313-A6CF-FA869813D5AB} = {5734C2A9-F12C-4754-A8B9-640C24DC4E02}
EndGlobalSection
GlobalSection(ExtensibilityGlobals) = postSolution
SolutionGuid = {0D1B9CE9-E0B7-4B8B-88BF-6EA2CC8CA3D7}
EndGlobalSection

View File

@ -1,6 +1 @@
[assembly: System.Runtime.CompilerServices.InternalsVisibleTo("CryptoExchange.Net.UnitTests")]
namespace System.Runtime.CompilerServices
{
internal static class IsExternalInit { }
}
[assembly: System.Runtime.CompilerServices.InternalsVisibleTo("CryptoExchange.Net.UnitTests")]

View File

@ -5,7 +5,6 @@ namespace CryptoExchange.Net.Attributes
/// <summary>
/// Used for conversion in ArrayConverter
/// </summary>
[AttributeUsage(AttributeTargets.Property)]
public class JsonConversionAttribute: Attribute
{
}

View File

@ -0,0 +1,11 @@
using System;
namespace CryptoExchange.Net.Attributes
{
/// <summary>
/// Marks property as optional
/// </summary>
public class JsonOptionalPropertyAttribute : Attribute
{
}
}

View File

@ -1,25 +0,0 @@
using System;
namespace CryptoExchange.Net.Attributes
{
/// <summary>
/// Map a enum entry to string values
/// </summary>
[AttributeUsage(AttributeTargets.Field)]
public class MapAttribute : Attribute
{
/// <summary>
/// Values mapping to the enum entry
/// </summary>
public string[] Values { get; set; }
/// <summary>
/// ctor
/// </summary>
/// <param name="maps"></param>
public MapAttribute(params string[] maps)
{
Values = maps;
}
}
}

View File

@ -1,4 +1,4 @@
#if NETSTANDARD2_0
#if !NETSTANDARD2_1
namespace System.Diagnostics.CodeAnalysis
{
using System;

View File

@ -1,101 +1,128 @@
using System;
using System.IO;
using System.Threading.Tasks;
using System.Security;
using System.Text;
using Newtonsoft.Json.Linq;
namespace CryptoExchange.Net.Authentication
{
/// <summary>
/// Api credentials, used to sign requests accessing private endpoints
/// Api credentials info
/// </summary>
public class ApiCredentials
public class ApiCredentials: IDisposable
{
/// <summary>
/// The api key / label to authenticate requests
/// The api key to authenticate requests
/// </summary>
public string Key { get; set; }
public SecureString? Key { get; }
/// <summary>
/// The api secret or private key to authenticate requests
/// The api secret to authenticate requests
/// </summary>
public string Secret { get; set; }
public SecureString? Secret { get; }
/// <summary>
/// The api passphrase. Not needed on all exchanges
/// The private key to authenticate requests
/// </summary>
public string? Pass { get; set; }
public PrivateKey? PrivateKey { get; }
/// <summary>
/// Type of the credentials
/// Create Api credentials providing a private key for authentication
/// </summary>
public ApiCredentialsType CredentialType { get; set; }
/// <param name="privateKey">The private key used for signing</param>
public ApiCredentials(PrivateKey privateKey)
{
PrivateKey = privateKey;
}
/// <summary>
/// Create Api credentials providing an api key and secret for authentication
/// </summary>
/// <param name="key">The api key / label used for identification</param>
/// <param name="secret">The api secret or private key used for signing</param>
/// <param name="pass">The api pass for the key. Not always needed</param>
/// <param name="credentialType">The type of credentials</param>
public ApiCredentials(string key, string secret, string? pass = null, ApiCredentialsType credentialType = ApiCredentialsType.Hmac)
/// <param name="key">The api key used for identification</param>
/// <param name="secret">The api secret used for signing</param>
public ApiCredentials(SecureString key, SecureString secret)
{
if (key == null || secret == null)
throw new ArgumentException("Key and secret can't be null/empty");
Key = key;
Secret = secret;
}
/// <summary>
/// Create Api credentials providing an api key and secret for authentication
/// </summary>
/// <param name="key">The api key used for identification</param>
/// <param name="secret">The api secret used for signing</param>
public ApiCredentials(string key, string secret)
{
if (string.IsNullOrEmpty(key) || string.IsNullOrEmpty(secret))
throw new ArgumentException("Key and secret can't be null/empty");
CredentialType = credentialType;
Key = key;
Secret = secret;
Pass = pass;
}
/// <summary>
/// Create API credentials using an API key and secret generated by the server
/// </summary>
public static ApiCredentials HmacCredentials(string apiKey, string apiSecret, string? pass)
{
return new ApiCredentials(apiKey, apiSecret, pass, ApiCredentialsType.Hmac);
}
/// <summary>
/// Create API credentials using an API key and an RSA private key in PEM format
/// </summary>
public static ApiCredentials RsaPemCredentials(string apiKey, string privateKey)
{
return new ApiCredentials(apiKey, privateKey, credentialType: ApiCredentialsType.RsaPem);
}
/// <summary>
/// Create API credentials using an API key and an RSA private key in XML format
/// </summary>
public static ApiCredentials RsaXmlCredentials(string apiKey, string privateKey)
{
return new ApiCredentials(apiKey, privateKey, credentialType: ApiCredentialsType.RsaXml);
}
/// <summary>
/// Create API credentials using an API key and an Ed25519 private key
/// </summary>
public static ApiCredentials Ed25519Credentials(string apiKey, string privateKey)
{
return new ApiCredentials(apiKey, privateKey, credentialType: ApiCredentialsType.Ed25519);
}
/// <summary>
/// Load a key from a file
/// </summary>
public static string ReadFromFile(string path)
{
using var fileStream = File.OpenRead(path);
using var streamReader = new StreamReader(fileStream);
return streamReader.ReadToEnd();
Key = key.ToSecureString();
Secret = secret.ToSecureString();
}
/// <summary>
/// Copy the credentials
/// </summary>
/// <returns></returns>
public virtual ApiCredentials Copy()
public ApiCredentials Copy()
{
return new ApiCredentials(Key, Secret, Pass, CredentialType);
if (PrivateKey == null)
return new ApiCredentials(Key!.GetString(), Secret!.GetString());
else
return new ApiCredentials(PrivateKey!.Copy());
}
/// <summary>
/// Create Api credentials providing a stream containing json data. The json data should include two values: apiKey and apiSecret
/// </summary>
/// <param name="inputStream">The stream containing the json data</param>
/// <param name="identifierKey">A key to identify the credentials for the API. For example, when set to `binanceKey` the json data should contain a value for the property `binanceKey`. Defaults to 'apiKey'.</param>
/// <param name="identifierSecret">A key to identify the credentials for the API. For example, when set to `binanceSecret` the json data should contain a value for the property `binanceSecret`. Defaults to 'apiSecret'.</param>
public ApiCredentials(Stream inputStream, string? identifierKey = null, string? identifierSecret = null)
{
using var reader = new StreamReader(inputStream, Encoding.UTF8, false, 512, true);
var stringData = reader.ReadToEnd();
var jsonData = stringData.ToJToken();
if(jsonData == null)
throw new ArgumentException("Input stream not valid json data");
var key = TryGetValue(jsonData, identifierKey ?? "apiKey");
var secret = TryGetValue(jsonData, identifierSecret ?? "apiSecret");
if (key == null || secret == null)
throw new ArgumentException("apiKey or apiSecret value not found in Json credential file");
Key = key.ToSecureString();
Secret = secret.ToSecureString();
inputStream.Seek(0, SeekOrigin.Begin);
}
/// <summary>
/// Try get the value of a key from a JToken
/// </summary>
/// <param name="data"></param>
/// <param name="key"></param>
/// <returns></returns>
protected string? TryGetValue(JToken data, string key)
{
if (data[key] == null)
return null;
return (string) data[key]!;
}
/// <summary>
/// Dispose
/// </summary>
public void Dispose()
{
Key?.Dispose();
Secret?.Dispose();
PrivateKey?.Dispose();
}
}
}

View File

@ -1,25 +0,0 @@
namespace CryptoExchange.Net.Authentication
{
/// <summary>
/// Credentials type
/// </summary>
public enum ApiCredentialsType
{
/// <summary>
/// Hmac keys credentials
/// </summary>
Hmac,
/// <summary>
/// Rsa keys credentials in xml format
/// </summary>
RsaXml,
/// <summary>
/// Rsa keys credentials in pem/base64 format. Only available for .NetStandard 2.1 and up, use xml format for lower.
/// </summary>
RsaPem,
/// <summary>
/// Ed25519 keys credentials
/// </summary>
Ed25519
}
}

View File

@ -1,16 +1,6 @@
using CryptoExchange.Net.Clients;
using CryptoExchange.Net.Converters.SystemTextJson;
using CryptoExchange.Net.Interfaces;
using CryptoExchange.Net.Objects;
#if NET8_0_OR_GREATER
using NSec.Cryptography;
#endif
using System;
using CryptoExchange.Net.Objects;
using System.Collections.Generic;
using System.Linq;
using System.Globalization;
using System.Security.Cryptography;
using System.Text;
using System.Net.Http;
namespace CryptoExchange.Net.Authentication
{
@ -19,38 +9,10 @@ namespace CryptoExchange.Net.Authentication
/// </summary>
public abstract class AuthenticationProvider
{
internal IAuthTimeProvider TimeProvider { get; set; } = new AuthTimeProvider();
/// <summary>
/// The supported credential types
/// The provided credentials
/// </summary>
public abstract ApiCredentialsType[] SupportedCredentialTypes { get; }
/// <summary>
/// Provided credentials
/// </summary>
protected internal readonly ApiCredentials _credentials;
/// <summary>
/// Byte representation of the secret
/// </summary>
protected byte[] _sBytes;
#if NET8_0_OR_GREATER
/// <summary>
/// The Ed25519 private key
/// </summary>
protected Key? Ed25519Key;
#endif
/// <summary>
/// Get the API key of the current credentials
/// </summary>
public string ApiKey => _credentials.Key!;
/// <summary>
/// Get the Passphrase of the current credentials
/// </summary>
public string? Pass => _credentials.Pass;
public ApiCredentials Credentials { get; }
/// <summary>
/// ctor
@ -58,471 +20,72 @@ namespace CryptoExchange.Net.Authentication
/// <param name="credentials"></param>
protected AuthenticationProvider(ApiCredentials credentials)
{
if (credentials.Key == null || credentials.Secret == null)
throw new ArgumentException("ApiKey/Secret needed");
if (!SupportedCredentialTypes.Any(x => x == credentials.CredentialType))
throw new ArgumentException($"Credential type {credentials.CredentialType} not supported");
if (credentials.CredentialType == ApiCredentialsType.Ed25519)
{
#if !NET8_0_OR_GREATER
throw new ArgumentException($"Credential type Ed25519 only supported on Net8.0 or newer");
#endif
}
_credentials = credentials;
_sBytes = Encoding.UTF8.GetBytes(credentials.Secret);
Credentials = credentials;
}
/// <summary>
/// Authenticate a request
/// Add authentication to the parameter list based on the provided credentials
/// </summary>
/// <param name="apiClient">The Api client sending the request</param>
/// <param name="requestConfig">The request configuration</param>
public abstract void ProcessRequest(RestApiClient apiClient, RestRequestConfiguration requestConfig);
/// <summary>
/// SHA256 sign the data and return the bytes
/// </summary>
/// <param name="data"></param>
/// <returns></returns>
protected static byte[] SignSHA256Bytes(string data)
/// <param name="uri">The uri the request is for</param>
/// <param name="method">The HTTP method of the request</param>
/// <param name="parameters">The provided parameters for the request</param>
/// <param name="signed">Wether or not the request needs to be signed. If not typically the parameters list can just be returned</param>
/// <param name="parameterPosition">Where parameters are placed, in the URI or in the request body</param>
/// <param name="arraySerialization">How array parameters are serialized</param>
/// <returns>Should return the original parameter list including any authentication parameters needed</returns>
public virtual Dictionary<string, object> AddAuthenticationToParameters(string uri, HttpMethod method, Dictionary<string, object> parameters, bool signed,
HttpMethodParameterPosition parameterPosition, ArrayParametersSerialization arraySerialization)
{
using var encryptor = SHA256.Create();
return encryptor.ComputeHash(Encoding.UTF8.GetBytes(data));
return parameters;
}
/// <summary>
/// SHA256 sign the data and return the bytes
/// Add authentication to the header dictionary based on the provided credentials
/// </summary>
/// <param name="data"></param>
/// <returns></returns>
protected static byte[] SignSHA256Bytes(byte[] data)
/// <param name="uri">The uri the request is for</param>
/// <param name="method">The HTTP method of the request</param>
/// <param name="parameters">The provided parameters for the request</param>
/// <param name="signed">Wether or not the request needs to be signed. If not typically the parameters list can just be returned</param>
/// <param name="parameterPosition">Where post parameters are placed, in the URI or in the request body</param>
/// <param name="arraySerialization">How array parameters are serialized</param>
/// <returns>Should return a dictionary containing any header key/value pairs needed for authenticating the request</returns>
public virtual Dictionary<string, string> AddAuthenticationToHeaders(string uri, HttpMethod method, Dictionary<string, object> parameters, bool signed,
HttpMethodParameterPosition parameterPosition, ArrayParametersSerialization arraySerialization)
{
using var encryptor = SHA256.Create();
return encryptor.ComputeHash(data);
return new Dictionary<string, string>();
}
/// <summary>
/// SHA256 sign the data and return the hash
/// Sign a string
/// </summary>
/// <param name="data">Data to sign</param>
/// <param name="outputType">String type</param>
/// <param name="toSign"></param>
/// <returns></returns>
protected static string SignSHA256(string data, SignOutputType? outputType = null)
public virtual string Sign(string toSign)
{
using var encryptor = SHA256.Create();
var resultBytes = encryptor.ComputeHash(Encoding.UTF8.GetBytes(data));
return outputType == SignOutputType.Base64 ? BytesToBase64String(resultBytes) : BytesToHexString(resultBytes);
return toSign;
}
/// <summary>
/// SHA256 sign the data and return the hash
/// Sign a byte array
/// </summary>
/// <param name="data">Data to sign</param>
/// <param name="outputType">String type</param>
/// <param name="toSign"></param>
/// <returns></returns>
protected static string SignSHA256(byte[] data, SignOutputType? outputType = null)
public virtual byte[] Sign(byte[] toSign)
{
using var encryptor = SHA256.Create();
var resultBytes = encryptor.ComputeHash(data);
return outputType == SignOutputType.Base64 ? BytesToBase64String(resultBytes) : BytesToHexString(resultBytes);
return toSign;
}
/// <summary>
/// SHA384 sign the data and return the hash
/// </summary>
/// <param name="data">Data to sign</param>
/// <param name="outputType">String type</param>
/// <returns></returns>
protected static string SignSHA384(string data, SignOutputType? outputType = null)
{
using var encryptor = SHA384.Create();
var resultBytes = encryptor.ComputeHash(Encoding.UTF8.GetBytes(data));
return outputType == SignOutputType.Base64 ? BytesToBase64String(resultBytes) : BytesToHexString(resultBytes);
}
/// <summary>
/// SHA384 sign the data and return the hash
/// </summary>
/// <param name="data">Data to sign</param>
/// <param name="outputType">String type</param>
/// <returns></returns>
protected static string SignSHA384(byte[] data, SignOutputType? outputType = null)
{
using var encryptor = SHA384.Create();
var resultBytes = encryptor.ComputeHash(data);
return outputType == SignOutputType.Base64 ? BytesToBase64String(resultBytes) : BytesToHexString(resultBytes);
}
/// <summary>
/// SHA384 sign the data and return the hash
/// </summary>
/// <param name="data">Data to sign</param>
/// <returns></returns>
protected static byte[] SignSHA384Bytes(string data)
{
using var encryptor = SHA384.Create();
return encryptor.ComputeHash(Encoding.UTF8.GetBytes(data));
}
/// <summary>
/// SHA384 sign the data and return the hash
/// </summary>
/// <param name="data">Data to sign</param>
/// <returns></returns>
protected static byte[] SignSHA384Bytes(byte[] data)
{
using var encryptor = SHA384.Create();
return encryptor.ComputeHash(data);
}
/// <summary>
/// SHA512 sign the data and return the hash
/// </summary>
/// <param name="data">Data to sign</param>
/// <param name="outputType">String type</param>
/// <returns></returns>
protected static string SignSHA512(string data, SignOutputType? outputType = null)
{
using var encryptor = SHA512.Create();
var resultBytes = encryptor.ComputeHash(Encoding.UTF8.GetBytes(data));
return outputType == SignOutputType.Base64 ? BytesToBase64String(resultBytes) : BytesToHexString(resultBytes);
}
/// <summary>
/// SHA512 sign the data and return the hash
/// </summary>
/// <param name="data">Data to sign</param>
/// <param name="outputType">String type</param>
/// <returns></returns>
protected static string SignSHA512(byte[] data, SignOutputType? outputType = null)
{
using var encryptor = SHA512.Create();
var resultBytes = encryptor.ComputeHash(data);
return outputType == SignOutputType.Base64 ? BytesToBase64String(resultBytes) : BytesToHexString(resultBytes);
}
/// <summary>
/// SHA512 sign the data and return the hash
/// </summary>
/// <param name="data">Data to sign</param>
/// <returns></returns>
protected static byte[] SignSHA512Bytes(string data)
{
using var encryptor = SHA512.Create();
return encryptor.ComputeHash(Encoding.UTF8.GetBytes(data));
}
/// <summary>
/// SHA512 sign the data and return the hash
/// </summary>
/// <param name="data">Data to sign</param>
/// <returns></returns>
protected static byte[] SignSHA512Bytes(byte[] data)
{
using var encryptor = SHA512.Create();
return encryptor.ComputeHash(data);
}
/// <summary>
/// MD5 sign the data and return the hash
/// </summary>
/// <param name="data">Data to sign</param>
/// <param name="outputType">String type</param>
/// <returns></returns>
protected static string SignMD5(string data, SignOutputType? outputType = null)
{
using var encryptor = MD5.Create();
var resultBytes = encryptor.ComputeHash(Encoding.UTF8.GetBytes(data));
return outputType == SignOutputType.Base64 ? BytesToBase64String(resultBytes) : BytesToHexString(resultBytes);
}
/// <summary>
/// MD5 sign the data and return the hash
/// </summary>
/// <param name="data">Data to sign</param>
/// <param name="outputType">String type</param>
/// <returns></returns>
protected static string SignMD5(byte[] data, SignOutputType? outputType = null)
{
using var encryptor = MD5.Create();
var resultBytes = encryptor.ComputeHash(data);
return outputType == SignOutputType.Base64 ? BytesToBase64String(resultBytes) : BytesToHexString(resultBytes);
}
/// <summary>
/// MD5 sign the data and return the hash
/// </summary>
/// <param name="data">Data to sign</param>
/// <returns></returns>
protected static byte[] SignMD5Bytes(string data)
{
using var encryptor = MD5.Create();
return encryptor.ComputeHash(Encoding.UTF8.GetBytes(data));
}
/// <summary>
/// HMACSHA256 sign the data and return the hash
/// </summary>
/// <param name="data">Data to sign</param>
/// <param name="outputType">String type</param>
/// <returns></returns>
protected string SignHMACSHA256(string data, SignOutputType? outputType = null)
=> SignHMACSHA256(Encoding.UTF8.GetBytes(data), outputType);
/// <summary>
/// HMACSHA256 sign the data and return the hash
/// </summary>
/// <param name="data">Data to sign</param>
/// <param name="outputType">String type</param>
/// <returns></returns>
protected string SignHMACSHA256(byte[] data, SignOutputType? outputType = null)
{
using var encryptor = new HMACSHA256(_sBytes);
var resultBytes = encryptor.ComputeHash(data);
return outputType == SignOutputType.Base64 ? BytesToBase64String(resultBytes) : BytesToHexString(resultBytes);
}
/// <summary>
/// HMACSHA384 sign the data and return the hash
/// </summary>
/// <param name="data">Data to sign</param>
/// <param name="outputType">String type</param>
/// <returns></returns>
protected string SignHMACSHA384(string data, SignOutputType? outputType = null)
=> SignHMACSHA384(Encoding.UTF8.GetBytes(data), outputType);
/// <summary>
/// HMACSHA384 sign the data and return the hash
/// </summary>
/// <param name="data">Data to sign</param>
/// <param name="outputType">String type</param>
/// <returns></returns>
protected string SignHMACSHA384(byte[] data, SignOutputType? outputType = null)
{
using var encryptor = new HMACSHA384(_sBytes);
var resultBytes = encryptor.ComputeHash(data);
return outputType == SignOutputType.Base64 ? BytesToBase64String(resultBytes) : BytesToHexString(resultBytes);
}
/// <summary>
/// HMACSHA512 sign the data and return the hash
/// </summary>
/// <param name="data">Data to sign</param>
/// <param name="outputType">String type</param>
/// <returns></returns>
protected string SignHMACSHA512(string data, SignOutputType? outputType = null)
=> SignHMACSHA512(Encoding.UTF8.GetBytes(data), outputType);
/// <summary>
/// HMACSHA512 sign the data and return the hash
/// </summary>
/// <param name="data">Data to sign</param>
/// <param name="outputType">String type</param>
/// <returns></returns>
protected string SignHMACSHA512(byte[] data, SignOutputType? outputType = null)
{
using var encryptor = new HMACSHA512(_sBytes);
var resultBytes = encryptor.ComputeHash(data);
return outputType == SignOutputType.Base64 ? BytesToBase64String(resultBytes) : BytesToHexString(resultBytes);
}
/// <summary>
/// SHA256 sign the data
/// </summary>
/// <param name="data"></param>
/// <param name="outputType"></param>
/// <returns></returns>
protected string SignRSASHA256(byte[] data, SignOutputType? outputType = null)
{
using var rsa = CreateRSA();
using var sha256 = SHA256.Create();
var hash = sha256.ComputeHash(data);
var resultBytes = rsa.SignHash(hash, HashAlgorithmName.SHA256, RSASignaturePadding.Pkcs1);
return outputType == SignOutputType.Base64? BytesToBase64String(resultBytes) : BytesToHexString(resultBytes);
}
/// <summary>
/// SHA384 sign the data
/// </summary>
/// <param name="data"></param>
/// <param name="outputType"></param>
/// <returns></returns>
protected string SignRSASHA384(byte[] data, SignOutputType? outputType = null)
{
using var rsa = CreateRSA();
using var sha384 = SHA384.Create();
var hash = sha384.ComputeHash(data);
var resultBytes = rsa.SignHash(hash, HashAlgorithmName.SHA384, RSASignaturePadding.Pkcs1);
return outputType == SignOutputType.Base64 ? BytesToBase64String(resultBytes) : BytesToHexString(resultBytes);
}
/// <summary>
/// SHA512 sign the data
/// </summary>
/// <param name="data"></param>
/// <param name="outputType"></param>
/// <returns></returns>
protected string SignRSASHA512(byte[] data, SignOutputType? outputType = null)
{
using var rsa = CreateRSA();
using var sha512 = SHA512.Create();
var hash = sha512.ComputeHash(data);
var resultBytes = rsa.SignHash(hash, HashAlgorithmName.SHA512, RSASignaturePadding.Pkcs1);
return outputType == SignOutputType.Base64 ? BytesToBase64String(resultBytes) : BytesToHexString(resultBytes);
}
/// <summary>
/// Ed25519 sign the data
/// </summary>
public string SignEd25519(string data, SignOutputType? outputType = null)
=> SignEd25519(Encoding.ASCII.GetBytes(data), outputType);
/// <summary>
/// Ed25519 sign the data
/// </summary>
public string SignEd25519(byte[] data, SignOutputType? outputType = null)
{
#if NET8_0_OR_GREATER
if (Ed25519Key == null)
{
var key = _credentials.Secret!
.Replace("\n", "")
.Replace("-----BEGIN PRIVATE KEY-----", "")
.Replace("-----END PRIVATE KEY-----", "")
.Trim();
var keyBytes = Convert.FromBase64String(key);
Ed25519Key = Key.Import(SignatureAlgorithm.Ed25519, keyBytes, KeyBlobFormat.PkixPrivateKey);
}
var resultBytes = SignatureAlgorithm.Ed25519.Sign(Ed25519Key, data);
return outputType == SignOutputType.Base64 ? BytesToBase64String(resultBytes) : BytesToHexString(resultBytes);
#else
throw new InvalidOperationException();
#endif
}
private RSA CreateRSA()
{
var rsa = RSA.Create();
if (_credentials.CredentialType == ApiCredentialsType.RsaPem)
{
#if NETSTANDARD2_1_OR_GREATER || NET9_0_OR_GREATER
// Read from pem private key
var key = _credentials.Secret!
.Replace("\n", "")
.Replace("-----BEGIN PRIVATE KEY-----", "")
.Replace("-----END PRIVATE KEY-----", "")
.Trim();
rsa.ImportPkcs8PrivateKey(Convert.FromBase64String(
key)
, out _);
#else
throw new Exception("Pem format not supported when running from .NetStandard2.0. Convert the private key to xml format.");
#endif
}
else if (_credentials.CredentialType == ApiCredentialsType.RsaXml)
{
// Read from xml private key format
rsa.FromXmlString(_credentials.Secret!);
}
else
{
throw new Exception("Invalid credentials type");
}
return rsa;
}
/// <summary>
/// Convert byte array to hex string
/// Convert byte array to hex
/// </summary>
/// <param name="buff"></param>
/// <returns></returns>
protected static string BytesToHexString(byte[] buff)
protected static string ByteToString(byte[] buff)
{
#if NET9_0_OR_GREATER
return Convert.ToHexString(buff);
#else
var result = string.Empty;
foreach (var t in buff)
result += t.ToString("X2");
result += t.ToString("X2"); /* hex format */
return result;
#endif
}
/// <summary>
/// Convert byte array to base64 string
/// </summary>
/// <param name="buff"></param>
/// <returns></returns>
protected static string BytesToBase64String(byte[] buff)
{
return Convert.ToBase64String(buff);
}
/// <summary>
/// Get current timestamp including the time sync offset from the api client
/// </summary>
/// <param name="apiClient"></param>
/// <returns></returns>
protected DateTime GetTimestamp(RestApiClient apiClient)
{
return TimeProvider.GetTime().Add(apiClient.GetTimeOffset() ?? TimeSpan.Zero)!;
}
/// <summary>
/// Get millisecond timestamp as a string including the time sync offset from the api client
/// </summary>
/// <param name="apiClient"></param>
/// <returns></returns>
protected string GetMillisecondTimestamp(RestApiClient apiClient)
{
return DateTimeConverter.ConvertToMilliseconds(GetTimestamp(apiClient)).Value.ToString(CultureInfo.InvariantCulture);
}
/// <summary>
/// Get millisecond timestamp as a long including the time sync offset from the api client
/// </summary>
/// <param name="apiClient"></param>
/// <returns></returns>
protected long GetMillisecondTimestampLong(RestApiClient apiClient)
{
return DateTimeConverter.ConvertToMilliseconds(GetTimestamp(apiClient)).Value;
}
/// <summary>
/// Return the serialized request body
/// </summary>
/// <param name="serializer"></param>
/// <param name="parameters"></param>
/// <returns></returns>
protected static string GetSerializedBody(IMessageSerializer serializer, IDictionary<string, object> parameters)
{
if (serializer is not IStringMessageSerializer stringSerializer)
throw new InvalidOperationException("Non-string message serializer can't get serialized request body");
if (parameters?.Count == 1 && parameters.TryGetValue(Constants.BodyPlaceHolderKey, out object? value))
return stringSerializer.Serialize(value);
else
return stringSerializer.Serialize(parameters);
}
}
/// <inheritdoc />
public abstract class AuthenticationProvider<TApiCredentials> : AuthenticationProvider where TApiCredentials : ApiCredentials
{
/// <inheritdoc />
protected new TApiCredentials _credentials => (TApiCredentials)base._credentials;
/// <summary>
/// ctor
/// </summary>
/// <param name="credentials"></param>
protected AuthenticationProvider(TApiCredentials credentials) : base(credentials)
{
}
}
}

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@ -0,0 +1,110 @@
using System;
using System.Security;
namespace CryptoExchange.Net.Authentication
{
/// <summary>
/// Private key info
/// </summary>
public class PrivateKey : IDisposable
{
/// <summary>
/// The private key
/// </summary>
public SecureString Key { get; }
/// <summary>
/// The private key's pass phrase
/// </summary>
public SecureString? Passphrase { get; }
/// <summary>
/// Indicates if the private key is encrypted or not
/// </summary>
public bool IsEncrypted { get; }
/// <summary>
/// Create a private key providing an encrypted key information
/// </summary>
/// <param name="key">The private key used for signing</param>
/// <param name="passphrase">The private key's passphrase</param>
public PrivateKey(SecureString key, SecureString passphrase)
{
Key = key;
Passphrase = passphrase;
IsEncrypted = true;
}
/// <summary>
/// Create a private key providing an encrypted key information
/// </summary>
/// <param name="key">The private key used for signing</param>
/// <param name="passphrase">The private key's passphrase</param>
public PrivateKey(string key, string passphrase)
{
if (string.IsNullOrEmpty(key) || string.IsNullOrEmpty(passphrase))
throw new ArgumentException("Key and passphrase can't be null/empty");
var secureKey = new SecureString();
foreach (var c in key)
secureKey.AppendChar(c);
secureKey.MakeReadOnly();
Key = secureKey;
var securePassphrase = new SecureString();
foreach (var c in passphrase)
securePassphrase.AppendChar(c);
securePassphrase.MakeReadOnly();
Passphrase = securePassphrase;
IsEncrypted = true;
}
/// <summary>
/// Create a private key providing an unencrypted key information
/// </summary>
/// <param name="key">The private key used for signing</param>
public PrivateKey(SecureString key)
{
Key = key;
IsEncrypted = false;
}
/// <summary>
/// Create a private key providing an encrypted key information
/// </summary>
/// <param name="key">The private key used for signing</param>
public PrivateKey(string key)
{
if (string.IsNullOrEmpty(key))
throw new ArgumentException("Key can't be null/empty");
Key = key.ToSecureString();
IsEncrypted = false;
}
/// <summary>
/// Copy the private key
/// </summary>
/// <returns></returns>
public PrivateKey Copy()
{
if (Passphrase == null)
return new PrivateKey(Key.GetString());
else
return new PrivateKey(Key.GetString(), Passphrase.GetString());
}
/// <summary>
/// Dispose
/// </summary>
public void Dispose()
{
Key?.Dispose();
Passphrase?.Dispose();
}
}
}

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@ -1,17 +0,0 @@
namespace CryptoExchange.Net.Authentication
{
/// <summary>
/// Output string type
/// </summary>
public enum SignOutputType
{
/// <summary>
/// Hex string
/// </summary>
Hex,
/// <summary>
/// Base64 string
/// </summary>
Base64
}
}

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using CryptoExchange.Net.Attributes;
using CryptoExchange.Net.Authentication;
using CryptoExchange.Net.Logging;
using CryptoExchange.Net.Objects;
using Microsoft.Extensions.Logging;
using Newtonsoft.Json;
using Newtonsoft.Json.Linq;
using System;
using System.Collections.Generic;
using System.Globalization;
using System.IO;
using System.Linq;
using System.Reflection;
using System.Text;
using System.Threading.Tasks;
namespace CryptoExchange.Net
{
/// <summary>
/// The base for all clients, websocket client and rest client
/// </summary>
public abstract class BaseClient : IDisposable
{
/// <summary>
/// The address of the client
/// </summary>
public string BaseAddress { get; }
/// <summary>
/// The name of the exchange the client is for
/// </summary>
public string ExchangeName { get; }
/// <summary>
/// The log object
/// </summary>
protected internal Log log;
/// <summary>
/// The api proxy
/// </summary>
protected ApiProxy? apiProxy;
/// <summary>
/// The authentication provider
/// </summary>
protected internal AuthenticationProvider? authProvider;
/// <summary>
/// Should check objects for missing properties based on the model and the received JSON
/// </summary>
public bool ShouldCheckObjects { get; set; }
/// <summary>
/// If true, the CallResult and DataEvent objects should also contain the originally received json data in the OriginalDaa property
/// </summary>
public bool OutputOriginalData { get; private set; }
/// <summary>
/// The last used id, use NextId() to get the next id and up this
/// </summary>
protected static int lastId;
/// <summary>
/// Lock for id generating
/// </summary>
protected static object idLock = new object();
/// <summary>
/// A default serializer
/// </summary>
private static readonly JsonSerializer defaultSerializer = JsonSerializer.Create(new JsonSerializerSettings
{
DateTimeZoneHandling = DateTimeZoneHandling.Utc,
Culture = CultureInfo.InvariantCulture
});
/// <summary>
/// Last id used
/// </summary>
public static int LastId => lastId;
/// <summary>
/// ctor
/// </summary>
/// <param name="exchangeName">The name of the exchange this client is for</param>
/// <param name="options">The options for this client</param>
/// <param name="authenticationProvider">The authentication provider for this client (can be null if no credentials are provided)</param>
protected BaseClient(string exchangeName, ClientOptions options, AuthenticationProvider? authenticationProvider)
{
log = new Log(exchangeName);
authProvider = authenticationProvider;
log.UpdateWriters(options.LogWriters);
log.Level = options.LogLevel;
ExchangeName = exchangeName;
OutputOriginalData = options.OutputOriginalData;
BaseAddress = options.BaseAddress;
apiProxy = options.Proxy;
log.Write(LogLevel.Debug, $"Client configuration: {options}, CryptoExchange.Net: v{typeof(BaseClient).Assembly.GetName().Version}, {ExchangeName}.Net: v{GetType().Assembly.GetName().Version}");
ShouldCheckObjects = options.ShouldCheckObjects;
}
/// <summary>
/// Set the authentication provider, can be used when manually setting the API credentials
/// </summary>
/// <param name="authenticationProvider"></param>
protected void SetAuthenticationProvider(AuthenticationProvider authenticationProvider)
{
log.Write(LogLevel.Debug, "Setting api credentials");
authProvider = authenticationProvider;
}
/// <summary>
/// Tries to parse the json data and returns a JToken, validating the input not being empty and being valid json
/// </summary>
/// <param name="data">The data to parse</param>
/// <returns></returns>
protected CallResult<JToken> ValidateJson(string data)
{
if (string.IsNullOrEmpty(data))
{
var info = "Empty data object received";
log.Write(LogLevel.Error, info);
return new CallResult<JToken>(null, new DeserializeError(info, data));
}
try
{
return new CallResult<JToken>(JToken.Parse(data), null);
}
catch (JsonReaderException jre)
{
var info = $"Deserialize JsonReaderException: {jre.Message}, Path: {jre.Path}, LineNumber: {jre.LineNumber}, LinePosition: {jre.LinePosition}";
return new CallResult<JToken>(null, new DeserializeError(info, data));
}
catch (JsonSerializationException jse)
{
var info = $"Deserialize JsonSerializationException: {jse.Message}";
return new CallResult<JToken>(null, new DeserializeError(info, data));
}
catch (Exception ex)
{
var exceptionInfo = ex.ToLogString();
var info = $"Deserialize Unknown Exception: {exceptionInfo}";
return new CallResult<JToken>(null, new DeserializeError(info, data));
}
}
/// <summary>
/// Deserialize a string into an object
/// </summary>
/// <typeparam name="T">The type to deserialize into</typeparam>
/// <param name="data">The data to deserialize</param>
/// <param name="checkObject">Whether or not the parsing should be checked for missing properties (will output data to the logging if log verbosity is Debug)</param>
/// <param name="serializer">A specific serializer to use</param>
/// <param name="requestId">Id of the request the data is returned from (used for grouping logging by request)</param>
/// <returns></returns>
protected CallResult<T> Deserialize<T>(string data, bool? checkObject = null, JsonSerializer? serializer = null, int? requestId = null)
{
var tokenResult = ValidateJson(data);
if (!tokenResult)
{
log.Write(LogLevel.Error, tokenResult.Error!.Message);
return new CallResult<T>(default, tokenResult.Error);
}
return Deserialize<T>(tokenResult.Data, checkObject, serializer, requestId);
}
/// <summary>
/// Deserialize a JToken into an object
/// </summary>
/// <typeparam name="T">The type to deserialize into</typeparam>
/// <param name="obj">The data to deserialize</param>
/// <param name="checkObject">Whether or not the parsing should be checked for missing properties (will output data to the logging if log verbosity is Debug)</param>
/// <param name="serializer">A specific serializer to use</param>
/// <param name="requestId">Id of the request the data is returned from (used for grouping logging by request)</param>
/// <returns></returns>
protected CallResult<T> Deserialize<T>(JToken obj, bool? checkObject = null, JsonSerializer? serializer = null, int? requestId = null)
{
if (serializer == null)
serializer = defaultSerializer;
try
{
if ((checkObject ?? ShouldCheckObjects)&& log.Level <= LogLevel.Debug)
{
// This checks the input JToken object against the class it is being serialized into and outputs any missing fields
// in either the input or the class
try
{
if (obj is JObject o)
{
CheckObject(typeof(T), o, requestId);
}
else if (obj is JArray j)
{
if (j.HasValues && j[0] is JObject jObject)
CheckObject(typeof(T).GetElementType(), jObject, requestId);
}
}
catch (Exception e)
{
log.Write(LogLevel.Debug, $"{(requestId != null ? $"[{ requestId}] " : "")}Failed to check response data: " + (e.InnerException?.Message ?? e.Message));
}
}
return new CallResult<T>(obj.ToObject<T>(serializer), null);
}
catch (JsonReaderException jre)
{
var info = $"{(requestId != null ? $"[{requestId}] " : "")}Deserialize JsonReaderException: {jre.Message} Path: {jre.Path}, LineNumber: {jre.LineNumber}, LinePosition: {jre.LinePosition}, data: {obj}";
log.Write(LogLevel.Error, info);
return new CallResult<T>(default, new DeserializeError(info, obj));
}
catch (JsonSerializationException jse)
{
var info = $"{(requestId != null ? $"[{requestId}] " : "")}Deserialize JsonSerializationException: {jse.Message} data: {obj}";
log.Write(LogLevel.Error, info);
return new CallResult<T>(default, new DeserializeError(info, obj));
}
catch (Exception ex)
{
var exceptionInfo = ex.ToLogString();
var info = $"{(requestId != null ? $"[{requestId}] " : "")}Deserialize Unknown Exception: {exceptionInfo}, data: {obj}";
log.Write(LogLevel.Error, info);
return new CallResult<T>(default, new DeserializeError(info, obj));
}
}
/// <summary>
/// Deserialize a stream into an object
/// </summary>
/// <typeparam name="T">The type to deserialize into</typeparam>
/// <param name="stream">The stream to deserialize</param>
/// <param name="serializer">A specific serializer to use</param>
/// <param name="requestId">Id of the request the data is returned from (used for grouping logging by request)</param>
/// <param name="elapsedMilliseconds">Milliseconds response time for the request this stream is a response for</param>
/// <returns></returns>
protected async Task<CallResult<T>> DeserializeAsync<T>(Stream stream, JsonSerializer? serializer = null, int? requestId = null, long? elapsedMilliseconds = null)
{
if (serializer == null)
serializer = defaultSerializer;
try
{
// Let the reader keep the stream open so we're able to seek if needed. The calling method will close the stream.
using var reader = new StreamReader(stream, Encoding.UTF8, false, 512, true);
// If we have to output the original json data or output the data into the logging we'll have to read to full response
// in order to log/return the json data
if (OutputOriginalData || log.Level <= LogLevel.Debug)
{
var data = await reader.ReadToEndAsync().ConfigureAwait(false);
log.Write(LogLevel.Debug, $"{(requestId != null ? $"[{requestId}] ": "")}Response received{(elapsedMilliseconds != null ? $" in {elapsedMilliseconds}" : " ")}ms: {data}");
var result = Deserialize<T>(data, null, serializer, requestId);
if(OutputOriginalData)
result.OriginalData = data;
return result;
}
// If we don't have to keep track of the original json data we can use the JsonTextReader to deserialize the stream directly
// into the desired object, which has increased performance over first reading the string value into memory and deserializing from that
using var jsonReader = new JsonTextReader(reader);
return new CallResult<T>(serializer.Deserialize<T>(jsonReader), null);
}
catch (JsonReaderException jre)
{
string data;
if (stream.CanSeek)
{
// If we can seek the stream rewind it so we can retrieve the original data that was sent
stream.Seek(0, SeekOrigin.Begin);
data = await ReadStreamAsync(stream).ConfigureAwait(false);
}
else
data = "[Data only available in Debug LogLevel]";
log.Write(LogLevel.Error, $"{(requestId != null ? $"[{requestId}] " : "")}Deserialize JsonReaderException: {jre.Message}, Path: {jre.Path}, LineNumber: {jre.LineNumber}, LinePosition: {jre.LinePosition}, data: {data}");
return new CallResult<T>(default, new DeserializeError($"Deserialize JsonReaderException: {jre.Message}, Path: {jre.Path}, LineNumber: {jre.LineNumber}, LinePosition: {jre.LinePosition}", data));
}
catch (JsonSerializationException jse)
{
string data;
if (stream.CanSeek)
{
stream.Seek(0, SeekOrigin.Begin);
data = await ReadStreamAsync(stream).ConfigureAwait(false);
}
else
data = "[Data only available in Debug LogLevel]";
log.Write(LogLevel.Error, $"{(requestId != null ? $"[{requestId}] " : "")}Deserialize JsonSerializationException: {jse.Message}, data: {data}");
return new CallResult<T>(default, new DeserializeError($"Deserialize JsonSerializationException: {jse.Message}", data));
}
catch (Exception ex)
{
string data;
if (stream.CanSeek) {
stream.Seek(0, SeekOrigin.Begin);
data = await ReadStreamAsync(stream).ConfigureAwait(false);
}
else
data = "[Data only available in Debug LogLevel]";
var exceptionInfo = ex.ToLogString();
log.Write(LogLevel.Error, $"{(requestId != null ? $"[{requestId}] " : "")}Deserialize Unknown Exception: {exceptionInfo}, data: {data}");
return new CallResult<T>(default, new DeserializeError($"Deserialize Unknown Exception: {exceptionInfo}", data));
}
}
private async Task<string> ReadStreamAsync(Stream stream)
{
using var reader = new StreamReader(stream, Encoding.UTF8, false, 512, true);
return await reader.ReadToEndAsync().ConfigureAwait(false);
}
private void CheckObject(Type type, JObject obj, int? requestId = null)
{
if (type == null)
return;
if (type.GetCustomAttribute<JsonConverterAttribute>(true) != null)
// If type has a custom JsonConverter we assume this will handle property mapping
return;
if (type.IsGenericType && type.GetGenericTypeDefinition() == typeof(Dictionary<,>))
return;
if (!obj.HasValues && type != typeof(object))
{
log.Write(LogLevel.Warning, $"{(requestId != null ? $"[{requestId}] " : "")}Expected `{type.Name}`, but received object was empty");
return;
}
var isDif = false;
var properties = new List<string>();
var props = type.GetProperties(BindingFlags.Instance | BindingFlags.NonPublic | BindingFlags.Public | BindingFlags.FlattenHierarchy);
foreach (var prop in props)
{
var attr = prop.GetCustomAttributes(typeof(JsonPropertyAttribute), false).FirstOrDefault();
var ignore = prop.GetCustomAttributes(typeof(JsonIgnoreAttribute), false).FirstOrDefault();
if (ignore != null)
continue;
var propertyName = ((JsonPropertyAttribute?) attr)?.PropertyName;
properties.Add(propertyName ?? prop.Name);
}
foreach (var token in obj)
{
var d = properties.FirstOrDefault(p => p == token.Key);
if (d == null)
{
d = properties.SingleOrDefault(p => string.Equals(p, token.Key, StringComparison.CurrentCultureIgnoreCase));
if (d == null)
{
if (!(type.IsGenericType && type.GetGenericTypeDefinition() == typeof(Dictionary<,>)))
{
log.Write(LogLevel.Warning, $"{(requestId != null ? $"[{requestId}] " : "")}Local object doesn't have property `{token.Key}` expected in type `{type.Name}`");
isDif = true;
}
continue;
}
}
properties.Remove(d);
var propType = GetProperty(d, props)?.PropertyType;
if (propType == null || token.Value == null)
continue;
if (!IsSimple(propType) && propType != typeof(DateTime))
{
if (propType.IsArray && token.Value.HasValues && ((JArray)token.Value).Any() && ((JArray)token.Value)[0] is JObject)
CheckObject(propType.GetElementType()!, (JObject)token.Value[0]!, requestId);
else if (token.Value is JObject o)
CheckObject(propType, o, requestId);
}
}
foreach (var prop in properties)
{
var propInfo = props.First(p => p.Name == prop ||
((JsonPropertyAttribute)p.GetCustomAttributes(typeof(JsonPropertyAttribute), false).FirstOrDefault())?.PropertyName == prop);
var optional = propInfo.GetCustomAttributes(typeof(JsonOptionalPropertyAttribute), false).FirstOrDefault();
if (optional != null)
continue;
isDif = true;
log.Write(LogLevel.Warning, $"{(requestId != null ? $"[{requestId}] " : "")}Local object has property `{prop}` but was not found in received object of type `{type.Name}`");
}
if (isDif)
log.Write(LogLevel.Debug, $"{(requestId != null ? $"[{ requestId}] " : "")}Returned data: " + obj);
}
private static PropertyInfo? GetProperty(string name, IEnumerable<PropertyInfo> props)
{
foreach (var prop in props)
{
var attr = prop.GetCustomAttributes(typeof(JsonPropertyAttribute), false).FirstOrDefault();
if (attr == null)
{
if (string.Equals(prop.Name, name, StringComparison.CurrentCultureIgnoreCase))
return prop;
}
else
{
if (((JsonPropertyAttribute)attr).PropertyName == name)
return prop;
}
}
return null;
}
private static bool IsSimple(Type type)
{
if (type.IsGenericType && type.GetGenericTypeDefinition() == typeof(Nullable<>))
{
// nullable type, check if the nested type is simple.
return IsSimple(type.GetGenericArguments()[0]);
}
return type.IsPrimitive
|| type.IsEnum
|| type == typeof(string)
|| type == typeof(decimal);
}
/// <summary>
/// Generate a new unique id. The id is staticly stored so it is guarenteed to be unique across different client instances
/// </summary>
/// <returns></returns>
protected int NextId()
{
lock (idLock)
{
lastId += 1;
return lastId;
}
}
/// <summary>
/// Fill parameters in a path. Parameters are specified by '{}' and should be specified in occuring sequence
/// </summary>
/// <param name="path">The total path string</param>
/// <param name="values">The values to fill</param>
/// <returns></returns>
protected static string FillPathParameter(string path, params string[] values)
{
foreach (var value in values)
{
var index = path.IndexOf("{}", StringComparison.Ordinal);
if (index >= 0)
{
path = path.Remove(index, 2);
path = path.Insert(index, value);
}
}
return path;
}
/// <summary>
/// Dispose
/// </summary>
public virtual void Dispose()
{
authProvider?.Credentials?.Dispose();
log.Write(LogLevel.Debug, "Disposing exchange client");
}
}
}

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@ -1,58 +0,0 @@
using System;
using System.Collections.Concurrent;
using System.Linq;
using System.Threading;
namespace CryptoExchange.Net.Caching
{
internal class MemoryCache
{
private readonly ConcurrentDictionary<string, CacheItem> _cache = new ConcurrentDictionary<string, CacheItem>();
#if NET9_0_OR_GREATER
private readonly Lock _lock = new Lock();
#else
private readonly object _lock = new object();
#endif
/// <summary>
/// Add a new cache entry. Will override an existing entry if it already exists
/// </summary>
/// <param name="key">The key identifier</param>
/// <param name="value">Cache value</param>
public void Add(string key, object value)
{
var cacheItem = new CacheItem(DateTime.UtcNow, value);
_cache.AddOrUpdate(key, cacheItem, (key, val1) => cacheItem);
}
/// <summary>
/// Get a cached value
/// </summary>
/// <param name="key">The key identifier</param>
/// <param name="maxAge">The max age of the cached entry</param>
/// <returns>Cached value if it was in cache</returns>
public object? Get(string key, TimeSpan maxAge)
{
foreach (var item in _cache.Where(x => DateTime.UtcNow - x.Value.CacheTime > maxAge).ToList())
_cache.TryRemove(item.Key, out _);
_cache.TryGetValue(key, out CacheItem? value);
if (value == null)
return null;
return value.Value;
}
private class CacheItem
{
public DateTime CacheTime { get; }
public object Value { get; }
public CacheItem(DateTime cacheTime, object value)
{
CacheTime = cacheTime;
Value = value;
}
}
}
}

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@ -1,132 +0,0 @@
using System;
using CryptoExchange.Net.Authentication;
using CryptoExchange.Net.Interfaces.Clients;
using CryptoExchange.Net.Objects.Errors;
using CryptoExchange.Net.Objects.Options;
using CryptoExchange.Net.SharedApis;
using Microsoft.Extensions.Logging;
namespace CryptoExchange.Net.Clients
{
/// <summary>
/// Base API for all API clients
/// </summary>
public abstract class BaseApiClient : IDisposable, IBaseApiClient
{
/// <summary>
/// Logger
/// </summary>
protected ILogger _logger;
/// <summary>
/// If we are disposing
/// </summary>
protected bool _disposing;
/// <summary>
/// The authentication provider for this API client. (null if no credentials are set)
/// </summary>
public AuthenticationProvider? AuthenticationProvider { get; private set; }
/// <summary>
/// The environment this client communicates to
/// </summary>
public string BaseAddress { get; }
/// <summary>
/// Output the original string data along with the deserialized object
/// </summary>
public bool OutputOriginalData { get; }
/// <inheritdoc />
public bool Authenticated => ApiCredentials != null;
/// <inheritdoc />
public ApiCredentials? ApiCredentials { get; set; }
/// <summary>
/// Api options
/// </summary>
public ApiOptions ApiOptions { get; }
/// <summary>
/// Client Options
/// </summary>
public ExchangeOptions ClientOptions { get; }
/// <summary>
/// Mapping of a response code to known error types
/// </summary>
protected internal virtual ErrorMapping ErrorMapping { get; } = new ErrorMapping([]);
/// <summary>
/// ctor
/// </summary>
/// <param name="logger">Logger</param>
/// <param name="outputOriginalData">Should data from this client include the original data in the call result</param>
/// <param name="baseAddress">Base address for this API client</param>
/// <param name="apiCredentials">Api credentials</param>
/// <param name="clientOptions">Client options</param>
/// <param name="apiOptions">Api options</param>
protected BaseApiClient(ILogger logger, bool outputOriginalData, ApiCredentials? apiCredentials, string baseAddress, ExchangeOptions clientOptions, ApiOptions apiOptions)
{
_logger = logger;
ClientOptions = clientOptions;
ApiOptions = apiOptions;
OutputOriginalData = outputOriginalData;
BaseAddress = baseAddress;
ApiCredentials = apiCredentials?.Copy();
if (ApiCredentials != null)
AuthenticationProvider = CreateAuthenticationProvider(ApiCredentials);
}
/// <summary>
/// Create an AuthenticationProvider implementation instance based on the provided credentials
/// </summary>
/// <param name="credentials"></param>
/// <returns></returns>
protected abstract AuthenticationProvider CreateAuthenticationProvider(ApiCredentials credentials);
/// <inheritdoc />
public abstract string FormatSymbol(string baseAsset, string quoteAsset, TradingMode tradingMode, DateTime? deliverDate = null);
/// <summary>
/// Get error info for a response code
/// </summary>
public ErrorInfo GetErrorInfo(int code, string? message = null) => GetErrorInfo(code.ToString(), message);
/// <summary>
/// Get error info for a response code
/// </summary>
public ErrorInfo GetErrorInfo(string code, string? message = null) => ErrorMapping.GetErrorInfo(code.ToString(), message);
/// <inheritdoc />
public void SetApiCredentials<T>(T credentials) where T : ApiCredentials
{
ApiCredentials = credentials?.Copy();
if (ApiCredentials != null)
AuthenticationProvider = CreateAuthenticationProvider(ApiCredentials);
}
/// <inheritdoc />
public virtual void SetOptions<T>(UpdateOptions<T> options) where T : ApiCredentials
{
ClientOptions.Proxy = options.Proxy;
ClientOptions.RequestTimeout = options.RequestTimeout ?? ClientOptions.RequestTimeout;
ApiCredentials = options.ApiCredentials?.Copy() ?? ApiCredentials;
if (ApiCredentials != null)
AuthenticationProvider = CreateAuthenticationProvider(ApiCredentials);
}
/// <summary>
/// Dispose
/// </summary>
public virtual void Dispose()
{
_disposing = true;
}
}
}

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@ -1,132 +0,0 @@
using CryptoExchange.Net.Authentication;
using CryptoExchange.Net.Objects.Options;
using Microsoft.Extensions.Logging;
using System;
using System.Collections.Generic;
using System.Threading;
namespace CryptoExchange.Net.Clients
{
/// <summary>
/// The base for all clients, websocket client and rest client
/// </summary>
public abstract class BaseClient : IDisposable
{
/// <summary>
/// Version of the CryptoExchange.Net base library
/// </summary>
public Version CryptoExchangeLibVersion { get; } = typeof(BaseClient).Assembly.GetName().Version!;
/// <summary>
/// Version of the client implementation
/// </summary>
public Version ExchangeLibVersion
{
get
{
lock(_versionLock)
{
if (_exchangeVersion == null)
_exchangeVersion = GetType().Assembly.GetName().Version!;
return _exchangeVersion;
}
}
}
/// <summary>
/// The name of the API the client is for
/// </summary>
public string Exchange { get; }
/// <summary>
/// Api clients in this client
/// </summary>
internal List<BaseApiClient> ApiClients { get; } = new List<BaseApiClient>();
/// <summary>
/// The log object
/// </summary>
protected internal ILogger _logger;
#if NET9_0_OR_GREATER
private readonly Lock _versionLock = new Lock();
#else
private readonly object _versionLock = new object();
#endif
private Version _exchangeVersion;
/// <summary>
/// Provided client options
/// </summary>
public ExchangeOptions ClientOptions { get; private set; }
/// <summary>
/// ctor
/// </summary>
/// <param name="logger">Logger</param>
/// <param name="exchange">The name of the exchange this client is for</param>
#pragma warning disable CS8618 // Non-nullable field must contain a non-null value when exiting constructor. Consider declaring as nullable.
protected BaseClient(ILoggerFactory? logger, string exchange)
#pragma warning restore CS8618 // Non-nullable field must contain a non-null value when exiting constructor. Consider declaring as nullable.
{
Exchange = exchange;
}
/// <summary>
/// Initialize the client with the specified options
/// </summary>
/// <param name="options"></param>
/// <exception cref="ArgumentNullException"></exception>
protected virtual void Initialize(ExchangeOptions options)
{
if (options == null)
throw new ArgumentNullException(nameof(options));
ClientOptions = options;
_logger.Log(LogLevel.Trace, $"Client configuration: {options}, CryptoExchange.Net: v{CryptoExchangeLibVersion}, {Exchange}.Net: v{ExchangeLibVersion}");
}
/// <summary>
/// Set the API credentials for this client. All Api clients in this client will use the new credentials, regardless of earlier set options.
/// </summary>
/// <param name="credentials">The credentials to set</param>
protected virtual void SetApiCredentials<T>(T credentials) where T : ApiCredentials
{
foreach (var apiClient in ApiClients)
apiClient.SetApiCredentials(credentials);
}
/// <summary>
/// Register an API client
/// </summary>
/// <param name="apiClient">The client</param>
protected T AddApiClient<T>(T apiClient) where T : BaseApiClient
{
if (ClientOptions == null)
throw new InvalidOperationException("Client should have called Initialize before adding API clients");
ApiClients.Add(apiClient);
return apiClient;
}
/// <summary>
/// Apply the options delegate to a new options instance
/// </summary>
protected static T ApplyOptionsDelegate<T>(Action<T>? del) where T: new()
{
var opts = new T();
del?.Invoke(opts);
return opts;
}
/// <summary>
/// Dispose
/// </summary>
public virtual void Dispose()
{
foreach (var client in ApiClients)
client.Dispose();
}
}
}

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@ -1,28 +0,0 @@
using System.Linq;
using CryptoExchange.Net.Interfaces.Clients;
using Microsoft.Extensions.Logging;
using Microsoft.Extensions.Logging.Abstractions;
namespace CryptoExchange.Net.Clients
{
/// <summary>
/// Base rest client
/// </summary>
public abstract class BaseRestClient : BaseClient, IRestClient
{
/// <inheritdoc />
public int TotalRequestsMade => ApiClients.OfType<RestApiClient>().Sum(s => s.TotalRequestsMade);
/// <summary>
/// ctor
/// </summary>
/// <param name="loggerFactory">Logger factory</param>
/// <param name="name">The name of the API this client is for</param>
protected BaseRestClient(ILoggerFactory? loggerFactory, string name) : base(loggerFactory, name)
{
_logger = loggerFactory?.CreateLogger(name + ".RestClient") ?? NullLoggerFactory.Instance.CreateLogger(name);
LibraryHelpers.StaticLogger = loggerFactory?.CreateLogger("CryptoExchange");
}
}
}

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@ -1,137 +0,0 @@
using CryptoExchange.Net.Interfaces.Clients;
using CryptoExchange.Net.Logging.Extensions;
using CryptoExchange.Net.Objects.Options;
using CryptoExchange.Net.Objects.Sockets;
using Microsoft.Extensions.Logging;
using Microsoft.Extensions.Logging.Abstractions;
using System;
using System.Collections.Generic;
using System.Linq;
using System.Text;
using System.Threading.Tasks;
namespace CryptoExchange.Net.Clients
{
/// <summary>
/// Base for socket client implementations
/// </summary>
public abstract class BaseSocketClient : BaseClient, ISocketClient
{
#region fields
/// <summary>
/// If client is disposing
/// </summary>
protected bool _disposing;
/// <inheritdoc />
public int CurrentConnections => ApiClients.OfType<SocketApiClient>().Sum(c => c.CurrentConnections);
/// <inheritdoc />
public int CurrentSubscriptions => ApiClients.OfType<SocketApiClient>().Sum(s => s.CurrentSubscriptions);
/// <inheritdoc />
public double IncomingKbps => ApiClients.OfType<SocketApiClient>().Sum(s => s.IncomingKbps);
/// <inheritdoc />
public new SocketExchangeOptions ClientOptions => (SocketExchangeOptions)base.ClientOptions;
#endregion
/// <summary>
/// ctor
/// </summary>
/// <param name="loggerFactory">Logger factory</param>
/// <param name="name">The name of the exchange this client is for</param>
protected BaseSocketClient(ILoggerFactory? loggerFactory, string name) : base(loggerFactory, name)
{
_logger = loggerFactory?.CreateLogger(name + ".SocketClient") ?? NullLoggerFactory.Instance.CreateLogger(name);
LibraryHelpers.StaticLogger = loggerFactory?.CreateLogger("CryptoExchange");
}
/// <summary>
/// Unsubscribe an update subscription
/// </summary>
/// <param name="subscriptionId">The id of the subscription to unsubscribe</param>
/// <returns></returns>
public virtual async Task UnsubscribeAsync(int subscriptionId)
{
foreach (var socket in ApiClients.OfType<SocketApiClient>())
{
var result = await socket.UnsubscribeAsync(subscriptionId).ConfigureAwait(false);
if (result)
break;
}
}
/// <summary>
/// Unsubscribe an update subscription
/// </summary>
/// <param name="subscription">The subscription to unsubscribe</param>
/// <returns></returns>
public virtual async Task UnsubscribeAsync(UpdateSubscription subscription)
{
if (subscription == null)
throw new ArgumentNullException(nameof(subscription));
_logger.UnsubscribingSubscription(subscription.SocketId, subscription.Id);
await subscription.CloseAsync().ConfigureAwait(false);
}
/// <summary>
/// Unsubscribe all subscriptions
/// </summary>
/// <returns></returns>
public virtual async Task UnsubscribeAllAsync()
{
var tasks = new List<Task>();
foreach (var client in ApiClients.OfType<SocketApiClient>())
tasks.Add(client.UnsubscribeAllAsync());
await Task.WhenAll(tasks.ToArray()).ConfigureAwait(false);
}
/// <summary>
/// Reconnect all connections
/// </summary>
/// <returns></returns>
public virtual async Task ReconnectAsync()
{
_logger.ReconnectingAllConnections(CurrentConnections);
var tasks = new List<Task>();
foreach (var client in ApiClients.OfType<SocketApiClient>())
{
tasks.Add(client.ReconnectAsync());
}
await Task.WhenAll(tasks.ToArray()).ConfigureAwait(false);
}
/// <summary>
/// Log the current state of connections and subscriptions
/// </summary>
public string GetSubscriptionsState()
{
var result = new StringBuilder();
foreach (var client in ApiClients.OfType<SocketApiClient>().Where(c => c.CurrentSubscriptions > 0))
{
result.AppendLine(client.GetSubscriptionsState());
}
return result.ToString();
}
/// <summary>
/// Returns the state of all socket api clients
/// </summary>
/// <returns></returns>
public List<SocketApiClient.SocketApiClientState> GetSocketApiClientStates()
{
var result = new List<SocketApiClient.SocketApiClientState>();
foreach (var client in ApiClients.OfType<SocketApiClient>())
{
result.Add(client.GetState());
}
return result;
}
}
}

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@ -1,67 +0,0 @@
using Microsoft.Extensions.DependencyInjection;
using System;
using System.Collections.Generic;
namespace CryptoExchange.Net.Clients
{
/// <summary>
/// Base crypto client
/// </summary>
public class CryptoBaseClient : IDisposable
{
private readonly Dictionary<Type, object> _serviceCache = new Dictionary<Type, object>();
/// <summary>
/// Service provider
/// </summary>
protected readonly IServiceProvider? _serviceProvider;
/// <summary>
/// ctor
/// </summary>
public CryptoBaseClient() { }
/// <summary>
/// ctor
/// </summary>
/// <param name="serviceProvider"></param>
public CryptoBaseClient(IServiceProvider serviceProvider)
{
_serviceProvider = serviceProvider;
_serviceCache = new Dictionary<Type, object>();
}
/// <summary>
/// Try get a client by type for the service collection
/// </summary>
/// <typeparam name="T"></typeparam>
/// <returns></returns>
public T TryGet<T>(Func<T> createFunc)
{
var type = typeof(T);
if (_serviceCache.TryGetValue(type, out var value))
return (T)value;
if (_serviceProvider == null)
{
// Create with default options
var createResult = createFunc();
_serviceCache.Add(typeof(T), createResult!);
return createResult;
}
var result = _serviceProvider.GetService<T>()
?? throw new InvalidOperationException($"No service was found for {typeof(T).Name}, make sure the exchange is registered in dependency injection with the `services.Add[Exchange]()` method");
_serviceCache.Add(type, result!);
return result;
}
/// <summary>
/// Dispose
/// </summary>
public void Dispose()
{
_serviceCache.Clear();
}
}
}

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@ -1,24 +0,0 @@
using CryptoExchange.Net.Interfaces.Clients;
using System;
namespace CryptoExchange.Net.Clients
{
/// <inheritdoc />
public class CryptoRestClient : CryptoBaseClient, ICryptoRestClient
{
/// <summary>
/// ctor
/// </summary>
public CryptoRestClient()
{
}
/// <summary>
/// ctor
/// </summary>
/// <param name="serviceProvider"></param>
public CryptoRestClient(IServiceProvider serviceProvider) : base(serviceProvider)
{
}
}
}

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@ -1,24 +0,0 @@
using CryptoExchange.Net.Interfaces.Clients;
using System;
namespace CryptoExchange.Net.Clients
{
/// <inheritdoc />
public class CryptoSocketClient : CryptoBaseClient, ICryptoSocketClient
{
/// <summary>
/// ctor
/// </summary>
public CryptoSocketClient()
{
}
/// <summary>
/// ctor
/// </summary>
/// <param name="serviceProvider"></param>
public CryptoSocketClient(IServiceProvider serviceProvider) : base(serviceProvider)
{
}
}
}

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@ -1,777 +0,0 @@
using CryptoExchange.Net.Caching;
using CryptoExchange.Net.Converters.MessageParsing.DynamicConverters;
using CryptoExchange.Net.Interfaces;
using CryptoExchange.Net.Interfaces.Clients;
using CryptoExchange.Net.Logging.Extensions;
using CryptoExchange.Net.Objects;
using CryptoExchange.Net.Objects.Errors;
using CryptoExchange.Net.Objects.Options;
using CryptoExchange.Net.RateLimiting;
using CryptoExchange.Net.RateLimiting.Interfaces;
using CryptoExchange.Net.Requests;
using Microsoft.Extensions.Logging;
using System;
using System.Collections.Generic;
using System.Diagnostics;
using System.IO;
using System.Linq;
using System.Net;
using System.Net.Http;
using System.Net.Http.Headers;
using System.Text;
using System.Threading;
using System.Threading.Tasks;
namespace CryptoExchange.Net.Clients
{
/// <summary>
/// Base rest API client for interacting with a REST API
/// </summary>
public abstract class RestApiClient : BaseApiClient, IRestApiClient
{
/// <inheritdoc />
public IRequestFactory RequestFactory { get; set; } = new RequestFactory();
/// <inheritdoc />
public abstract TimeSyncInfo? GetTimeSyncInfo();
/// <inheritdoc />
public abstract TimeSpan? GetTimeOffset();
/// <inheritdoc />
public int TotalRequestsMade { get; set; }
/// <summary>
/// Request body content type
/// </summary>
protected internal RequestBodyFormat RequestBodyFormat = RequestBodyFormat.Json;
/// <summary>
/// How to serialize array parameters when making requests
/// </summary>
protected internal ArrayParametersSerialization ArraySerialization = ArrayParametersSerialization.Array;
/// <summary>
/// What request body should be set when no data is send (only used in combination with postParametersPosition.InBody)
/// </summary>
protected internal string RequestBodyEmptyContent = "{}";
/// <summary>
/// Request headers to be sent with each request
/// </summary>
protected Dictionary<string, string> StandardRequestHeaders { get; set; } = [];
/// <summary>
/// Whether parameters need to be ordered
/// </summary>
protected internal bool OrderParameters { get; set; } = true;
/// <summary>
/// Parameter order comparer
/// </summary>
protected IComparer<string> ParameterOrderComparer { get; } = new OrderedStringComparer();
/// <summary>
/// Where to put the parameters for requests with different Http methods
/// </summary>
public Dictionary<HttpMethod, HttpMethodParameterPosition> ParameterPositions { get; set; } = new Dictionary<HttpMethod, HttpMethodParameterPosition>
{
{ HttpMethod.Get, HttpMethodParameterPosition.InUri },
{ HttpMethod.Post, HttpMethodParameterPosition.InBody },
{ HttpMethod.Delete, HttpMethodParameterPosition.InBody },
{ HttpMethod.Put, HttpMethodParameterPosition.InBody },
{ new HttpMethod("Patch"), HttpMethodParameterPosition.InBody },
};
/// <inheritdoc />
public new RestExchangeOptions ClientOptions => (RestExchangeOptions)base.ClientOptions;
/// <inheritdoc />
public new RestApiOptions ApiOptions => (RestApiOptions)base.ApiOptions;
/// <summary>
/// Memory cache
/// </summary>
private readonly static MemoryCache _cache = new MemoryCache();
/// <summary>
/// The message handler
/// </summary>
protected abstract IRestMessageHandler MessageHandler { get; }
/// <summary>
/// ctor
/// </summary>
/// <param name="logger">Logger</param>
/// <param name="httpClient">HttpClient to use</param>
/// <param name="baseAddress">Base address for this API client</param>
/// <param name="options">The base client options</param>
/// <param name="apiOptions">The Api client options</param>
public RestApiClient(ILogger logger, HttpClient? httpClient, string baseAddress, RestExchangeOptions options, RestApiOptions apiOptions)
: base(logger,
apiOptions.OutputOriginalData ?? options.OutputOriginalData,
apiOptions.ApiCredentials ?? options.ApiCredentials,
baseAddress,
options,
apiOptions)
{
RequestFactory.Configure(options, httpClient);
}
/// <summary>
/// Create a message accessor instance
/// </summary>
/// <returns></returns>
protected abstract IStreamMessageAccessor CreateAccessor();
/// <summary>
/// Create a serializer instance
/// </summary>
/// <returns></returns>
protected abstract IMessageSerializer CreateSerializer();
/// <summary>
/// Send a request to the base address based on the request definition
/// </summary>
/// <param name="baseAddress">Host and schema</param>
/// <param name="definition">Request definition</param>
/// <param name="parameters">Request parameters</param>
/// <param name="cancellationToken">Cancellation token</param>
/// <param name="additionalHeaders">Additional headers for this request</param>
/// <param name="weight">Override the request weight for this request definition, for example when the weight depends on the parameters</param>
/// <returns></returns>
protected virtual async Task<WebCallResult> SendAsync(
string baseAddress,
RequestDefinition definition,
ParameterCollection? parameters,
CancellationToken cancellationToken,
Dictionary<string, string>? additionalHeaders = null,
int? weight = null)
{
var result = await SendAsync<object>(baseAddress, definition, parameters, cancellationToken, additionalHeaders, weight).ConfigureAwait(false);
return result.AsDataless();
}
/// <summary>
/// Send a request to the base address based on the request definition
/// </summary>
/// <typeparam name="T">Response type</typeparam>
/// <param name="baseAddress">Host and schema</param>
/// <param name="definition">Request definition</param>
/// <param name="parameters">Request parameters</param>
/// <param name="cancellationToken">Cancellation token</param>
/// <param name="additionalHeaders">Additional headers for this request</param>
/// <param name="weight">Override the request weight for this request definition, for example when the weight depends on the parameters</param>
/// <param name="weightSingleLimiter">Specify the weight to apply to the individual rate limit guard for this request</param>
/// <param name="rateLimitKeySuffix">An additional optional suffix for the key selector. Can be used to make rate limiting work based on parameters.</param>
/// <returns></returns>
protected virtual Task<WebCallResult<T>> SendAsync<T>(
string baseAddress,
RequestDefinition definition,
ParameterCollection? parameters,
CancellationToken cancellationToken,
Dictionary<string, string>? additionalHeaders = null,
int? weight = null,
int? weightSingleLimiter = null,
string? rateLimitKeySuffix = null)
{
var parameterPosition = definition.ParameterPosition ?? ParameterPositions[definition.Method];
return SendAsync<T>(
baseAddress,
definition,
parameterPosition == HttpMethodParameterPosition.InUri ? parameters : null,
parameterPosition == HttpMethodParameterPosition.InBody ? parameters : null,
cancellationToken,
additionalHeaders,
weight,
weightSingleLimiter,
rateLimitKeySuffix);
}
/// <summary>
/// Send a request to the base address based on the request definition
/// </summary>
/// <typeparam name="T">Response type</typeparam>
/// <param name="baseAddress">Host and schema</param>
/// <param name="definition">Request definition</param>
/// <param name="uriParameters">Request query parameters</param>
/// <param name="bodyParameters">Request body parameters</param>
/// <param name="cancellationToken">Cancellation token</param>
/// <param name="additionalHeaders">Additional headers for this request</param>
/// <param name="weight">Override the request weight for this request definition, for example when the weight depends on the parameters</param>
/// <param name="weightSingleLimiter">Specify the weight to apply to the individual rate limit guard for this request</param>
/// <param name="rateLimitKeySuffix">An additional optional suffix for the key selector. Can be used to make rate limiting work based on parameters.</param>
/// <returns></returns>
protected virtual async Task<WebCallResult<T>> SendAsync<T>(
string baseAddress,
RequestDefinition definition,
ParameterCollection? uriParameters,
ParameterCollection? bodyParameters,
CancellationToken cancellationToken,
Dictionary<string, string>? additionalHeaders = null,
int? weight = null,
int? weightSingleLimiter = null,
string? rateLimitKeySuffix = null)
{
var requestId = ExchangeHelpers.NextId();
if (definition.Authenticated && AuthenticationProvider == null)
{
_logger.RestApiNoApiCredentials(requestId, definition.Path);
return new WebCallResult<T>(new NoApiCredentialsError());
}
string? cacheKey = null;
if (ShouldCache(definition))
{
cacheKey = baseAddress + definition + uriParameters?.ToFormData();
_logger.CheckingCache(cacheKey);
var cachedValue = _cache.Get(cacheKey, ClientOptions.CachingMaxAge);
if (cachedValue != null)
{
_logger.CacheHit(cacheKey);
var original = (WebCallResult<T>)cachedValue;
return original.Cached();
}
_logger.CacheNotHit(cacheKey);
}
int currentTry = 0;
while (true)
{
currentTry++;
var error = await CheckTimeSync(requestId, definition).ConfigureAwait(false);
if (error != null)
return new WebCallResult<T>(error);
error = await RateLimitAsync(
baseAddress,
requestId,
definition,
weight ?? definition.Weight,
cancellationToken,
weightSingleLimiter,
rateLimitKeySuffix).ConfigureAwait(false);
if (error != null)
return new WebCallResult<T>(error);
var request = CreateRequest(
requestId,
baseAddress,
definition,
uriParameters,
bodyParameters,
additionalHeaders);
if (_logger.IsEnabled(LogLevel.Debug))
_logger.RestApiSendRequest(request.RequestId, definition, request.Content, string.IsNullOrEmpty(request.Uri.Query) ? "-" : request.Uri.Query, string.Join(", ", request.GetHeaders().Select(h => h.Key + $"=[{string.Join(",", h.Value)}]")));
TotalRequestsMade++;
var result = await GetResponseAsync2<T>(definition, request, definition.RateLimitGate, cancellationToken).ConfigureAwait(false);
if (result.Error is not CancellationRequestedError)
{
var originalData = OutputOriginalData ? result.OriginalData : "[Data only available when OutputOriginal = true]";
if (!result)
{
_logger.RestApiErrorReceived(result.RequestId, result.ResponseStatusCode, (long)Math.Floor(result.ResponseTime!.Value.TotalMilliseconds), result.Error?.ToString(), originalData, result.Error?.Exception);
}
else
{
if (_logger.IsEnabled(LogLevel.Debug))
_logger.RestApiResponseReceived(result.RequestId, result.ResponseStatusCode, (long)Math.Floor(result.ResponseTime!.Value.TotalMilliseconds), originalData);
}
}
else
{
_logger.RestApiCancellationRequested(result.RequestId);
}
if (await ShouldRetryRequestAsync(definition.RateLimitGate, result, currentTry).ConfigureAwait(false))
continue;
if (result.Success &&
ShouldCache(definition))
{
_cache.Add(cacheKey!, result);
}
return result;
}
}
private async ValueTask<Error?> CheckTimeSync(int requestId, RequestDefinition definition)
{
if (!definition.Authenticated)
return null;
var syncTask = SyncTimeAsync();
var timeSyncInfo = GetTimeSyncInfo();
if (timeSyncInfo != null && timeSyncInfo.TimeSyncState.LastSyncTime == default)
{
// Initially with first request we'll need to wait for the time syncing, if it's not the first request we can just continue
var syncTimeError = await syncTask.ConfigureAwait(false);
if (syncTimeError != null)
{
_logger.RestApiFailedToSyncTime(requestId, syncTimeError!.ToString());
return syncTimeError;
}
}
return null;
}
/// <summary>
/// Check rate limits for the request
/// </summary>
protected virtual async ValueTask<Error?> RateLimitAsync(
string host,
int requestId,
RequestDefinition definition,
int weight,
CancellationToken cancellationToken,
int? weightSingleLimiter = null,
string? rateLimitKeySuffix = null)
{
// Rate limiting
var requestWeight = weight;
if (requestWeight != 0)
{
if (definition.RateLimitGate == null)
throw new Exception("Ratelimit gate not set when request weight is not 0");
if (ClientOptions.RateLimiterEnabled)
{
var limitResult = await definition.RateLimitGate.ProcessAsync(_logger, requestId, RateLimitItemType.Request, definition, host, AuthenticationProvider?._credentials.Key, requestWeight, ClientOptions.RateLimitingBehaviour, rateLimitKeySuffix, cancellationToken).ConfigureAwait(false);
if (!limitResult)
return limitResult.Error!;
}
}
// Endpoint specific rate limiting
if (definition.LimitGuard != null && ClientOptions.RateLimiterEnabled)
{
if (definition.RateLimitGate == null)
throw new Exception("Ratelimit gate not set when endpoint limit is specified");
if (ClientOptions.RateLimiterEnabled)
{
var singleRequestWeight = weightSingleLimiter ?? 1;
var limitResult = await definition.RateLimitGate.ProcessSingleAsync(_logger, requestId, definition.LimitGuard, RateLimitItemType.Request, definition, host, AuthenticationProvider?._credentials.Key, singleRequestWeight, ClientOptions.RateLimitingBehaviour, rateLimitKeySuffix, cancellationToken).ConfigureAwait(false);
if (!limitResult)
return limitResult.Error!;
}
}
return null;
}
/// <summary>
/// Creates a request object
/// </summary>
/// <param name="requestId">Id of the request</param>
/// <param name="baseAddress">Host and schema</param>
/// <param name="definition">Request definition</param>
/// <param name="uriParameters">The query parameters of the request</param>
/// <param name="bodyParameters">The body parameters of the request</param>
/// <param name="additionalHeaders">Additional headers to send with the request</param>
/// <returns></returns>
protected virtual IRequest CreateRequest(
int requestId,
string baseAddress,
RequestDefinition definition,
ParameterCollection? uriParameters,
ParameterCollection? bodyParameters,
Dictionary<string, string>? additionalHeaders)
{
var requestConfiguration = new RestRequestConfiguration(
definition,
baseAddress,
uriParameters == null ? null : CreateParameterDictionary(uriParameters),
bodyParameters == null ? null : CreateParameterDictionary(bodyParameters),
additionalHeaders,
definition.ArraySerialization ?? ArraySerialization,
definition.ParameterPosition ?? ParameterPositions[definition.Method],
definition.RequestBodyFormat ?? RequestBodyFormat);
try
{
AuthenticationProvider?.ProcessRequest(this, requestConfiguration);
}
catch (Exception ex)
{
throw new Exception("Failed to authenticate request, make sure your API credentials are correct", ex);
}
var queryString = requestConfiguration.GetQueryString(true);
if (!string.IsNullOrEmpty(queryString) && !queryString.StartsWith("?"))
queryString = $"?{queryString}";
var uri = new Uri(baseAddress.AppendPath(definition.Path) + queryString);
var request = RequestFactory.Create(ClientOptions.HttpVersion, definition.Method, uri, requestId);
request.Accept = MessageHandler.AcceptHeader;
if (requestConfiguration.Headers != null)
{
foreach (var header in requestConfiguration.Headers)
request.AddHeader(header.Key, header.Value);
}
foreach (var header in StandardRequestHeaders)
{
// Only add it if it isn't overwritten
requestConfiguration.Headers ??= new Dictionary<string, string>();
if (!requestConfiguration.Headers.ContainsKey(header.Key))
request.AddHeader(header.Key, header.Value);
}
if (requestConfiguration.ParameterPosition == HttpMethodParameterPosition.InBody)
{
var contentType = requestConfiguration.BodyFormat == RequestBodyFormat.Json ? Constants.JsonContentHeader : Constants.FormContentHeader;
var bodyContent = requestConfiguration.GetBodyContent();
if (bodyContent != null)
{
request.SetContent(bodyContent, contentType);
}
else
{
if (requestConfiguration.BodyParameters != null && requestConfiguration.BodyParameters.Count != 0)
WriteParamBody(request, requestConfiguration.BodyParameters, contentType);
else
request.SetContent(RequestBodyEmptyContent, contentType);
}
}
return request;
}
/// <summary>
/// Executes the request and returns the result deserialized into the type parameter class
/// </summary>
/// <param name="requestDefinition">The request definition</param>
/// <param name="request">The request object to execute</param>
/// <param name="gate">The ratelimit gate used</param>
/// <param name="cancellationToken">Cancellation token</param>
/// <returns></returns>
protected virtual async Task<WebCallResult<T>> GetResponseAsync2<T>(
RequestDefinition requestDefinition,
IRequest request,
IRateLimitGate? gate,
CancellationToken cancellationToken)
{
var sw = Stopwatch.StartNew();
Stream? responseStream = null;
IResponse? response = null;
try
{
response = await request.GetResponseAsync(cancellationToken).ConfigureAwait(false);
sw.Stop();
responseStream = await response.GetResponseStreamAsync(cancellationToken).ConfigureAwait(false);
string? originalData = null;
var outputOriginalData = ApiOptions.OutputOriginalData ?? ClientOptions.OutputOriginalData;
if (outputOriginalData || MessageHandler.RequiresSeekableStream)
{
// If we want to return the original string data from the stream, but still want to process it
// we'll need to copy it as the stream isn't seekable, and thus we can only read it once
var memoryStream = new MemoryStream();
await responseStream.CopyToAsync(memoryStream).ConfigureAwait(false);
using var reader = new StreamReader(memoryStream, Encoding.UTF8, false, 4096, true);
if (outputOriginalData)
{
memoryStream.Position = 0;
originalData = await reader.ReadToEndAsync().ConfigureAwait(false);
if (_logger.IsEnabled(LogLevel.Trace))
_logger.RestApiReceivedResponse(request.RequestId, originalData);
}
// Continue processing from the memory stream since the response stream is already read and we can't seek it
responseStream.Close();
memoryStream.Position = 0;
responseStream = memoryStream;
}
if (!response.IsSuccessStatusCode && !requestDefinition.TryParseOnNonSuccess)
{
// If the response status is not success it is an error by definition
Error error;
if (response.StatusCode == (HttpStatusCode)418 || response.StatusCode == (HttpStatusCode)429)
{
// Specifically handle rate limit errors
var rateError = await MessageHandler.ParseErrorRateLimitResponse(
(int)response.StatusCode,
response.ResponseHeaders,
responseStream).ConfigureAwait(false);
if (rateError.RetryAfter != null && gate != null && ClientOptions.RateLimiterEnabled)
{
_logger.RestApiRateLimitPauseUntil(request.RequestId, rateError.RetryAfter.Value);
await gate.SetRetryAfterGuardAsync(rateError.RetryAfter.Value).ConfigureAwait(false);
}
error = rateError;
}
else
{
// Handle a 'normal' error response. Can still be either a json error message or some random HTML or other string
try
{
error = await MessageHandler.ParseErrorResponse(
(int)response.StatusCode,
response.ResponseHeaders,
responseStream).ConfigureAwait(false);
}
catch (Exception ex)
{
_logger.LogError(ex, "Unhandled exception when parsing error response: {Message}", ex.Message);
var errorResult = new ServerError(ErrorInfo.Unknown with { Message = ex.Message });
return new WebCallResult<T>(response.StatusCode, response.HttpVersion, response.ResponseHeaders, sw.Elapsed, response.ContentLength, originalData, request.RequestId, request.Uri.ToString(), request.Content, request.Method, request.GetHeaders(), ResultDataSource.Server, default, errorResult);
}
}
return new WebCallResult<T>(response.StatusCode, response.HttpVersion, response.ResponseHeaders, sw.Elapsed, response.ContentLength, originalData, request.RequestId, request.Uri.ToString(), request.Content, request.Method, request.GetHeaders(), ResultDataSource.Server, default, error);
}
if (typeof(T) == typeof(object))
// Success status code and expected empty response, assume it's correct
return new WebCallResult<T>(response.StatusCode, response.HttpVersion, response.ResponseHeaders, sw.Elapsed, 0, originalData, request.RequestId, request.Uri.ToString(), request.Content, request.Method, request.GetHeaders(), ResultDataSource.Server, default, null);
// Data response received, inspect the message and check if it is an error or not
var parsedError = await MessageHandler.CheckForErrorResponse(
requestDefinition,
response.ResponseHeaders,
responseStream).ConfigureAwait(false);
if (parsedError != null)
{
if (parsedError is ServerRateLimitError rateError)
{
if (rateError.RetryAfter != null && gate != null && ClientOptions.RateLimiterEnabled)
{
_logger.RestApiRateLimitPauseUntil(request.RequestId, rateError.RetryAfter.Value);
await gate.SetRetryAfterGuardAsync(rateError.RetryAfter.Value).ConfigureAwait(false);
}
}
// Success status code, but TryParseError determined it was an error response
return new WebCallResult<T>(response.StatusCode, response.HttpVersion, response.ResponseHeaders, sw.Elapsed, response.ContentLength, originalData, request.RequestId, request.Uri.ToString(), request.Content, request.Method, request.GetHeaders(), ResultDataSource.Server, default, parsedError);
}
if (MessageHandler.RequiresSeekableStream)
// Reset stream read position as it might not be at the start if `CheckForErrorResponse` has read from it
responseStream.Position = 0;
// Try deserialization into the expected type
var (deserializeResult, deserializeError) = await MessageHandler.TryDeserializeAsync<T>(responseStream, cancellationToken).ConfigureAwait(false);
if (deserializeError != null)
return new WebCallResult<T>(response.StatusCode, response.HttpVersion, response.ResponseHeaders, sw.Elapsed, response.ContentLength, originalData, request.RequestId, request.Uri.ToString(), request.Content, request.Method, request.GetHeaders(), ResultDataSource.Server, deserializeResult, deserializeError); ;
try
{
// Check the deserialized response to see if it's an error or not
var responseError = MessageHandler.CheckDeserializedResponse(response.ResponseHeaders, deserializeResult);
if (responseError != null)
return new WebCallResult<T>(response.StatusCode, response.HttpVersion, response.ResponseHeaders, sw.Elapsed, response.ContentLength, originalData, request.RequestId, request.Uri.ToString(), request.Content, request.Method, request.GetHeaders(), ResultDataSource.Server, deserializeResult, responseError);
}
catch (Exception ex)
{
_logger.LogError(ex, "Unhandled exception when checking deserialized response: {Message}", ex.Message);
var error = new ServerError(ErrorInfo.Unknown with { Message = ex.Message });
return new WebCallResult<T>(response.StatusCode, response.HttpVersion, response.ResponseHeaders, sw.Elapsed, response.ContentLength, originalData, request.RequestId, request.Uri.ToString(), request.Content, request.Method, request.GetHeaders(), ResultDataSource.Server, deserializeResult, error);
}
return new WebCallResult<T>(response.StatusCode, response.HttpVersion, response.ResponseHeaders, sw.Elapsed, response.ContentLength, originalData, request.RequestId, request.Uri.ToString(), request.Content, request.Method, request.GetHeaders(), ResultDataSource.Server, deserializeResult, null);
}
catch (HttpRequestException requestException)
{
// Request exception, can't reach server for instance
var error = new WebError(requestException.Message, requestException);
return new WebCallResult<T>(null, null, null, sw.Elapsed, null, null, request.RequestId, request.Uri.ToString(), request.Content, request.Method, request.GetHeaders(), ResultDataSource.Server, default, error);
}
catch (OperationCanceledException canceledException)
{
if (cancellationToken != default && canceledException.CancellationToken == cancellationToken)
{
// Cancellation token canceled by caller
return new WebCallResult<T>(null, null, null, sw.Elapsed, null, null, request.RequestId, request.Uri.ToString(), request.Content, request.Method, request.GetHeaders(), ResultDataSource.Server, default, new CancellationRequestedError(canceledException));
}
else
{
// Request timed out
var error = new WebError($"Request timed out", exception: canceledException);
error.ErrorType = ErrorType.Timeout;
return new WebCallResult<T>(null, null, null, sw.Elapsed, null, null, request.RequestId, request.Uri.ToString(), request.Content, request.Method, request.GetHeaders(), ResultDataSource.Server, default, error);
}
}
catch (ArgumentException argumentException)
{
if (argumentException.Message.StartsWith("Only HTTP/"))
{
// Unsupported HTTP version error .net framework
var error = ArgumentError.Invalid(nameof(RestExchangeOptions.HttpVersion), $"Invalid HTTP version {request.HttpVersion}: " + argumentException.Message);
return new WebCallResult<T>(null, null, null, sw.Elapsed, null, null, request.RequestId, request.Uri.ToString(), request.Content, request.Method, request.GetHeaders(), ResultDataSource.Server, default, error);
}
throw;
}
catch (NotSupportedException notSupportedException)
{
if (notSupportedException.Message.StartsWith("Request version value must be one of"))
{
// Unsupported HTTP version error dotnet code
var error = ArgumentError.Invalid(nameof(RestExchangeOptions.HttpVersion), $"Invalid HTTP version {request.HttpVersion}: " + notSupportedException.Message);
return new WebCallResult<T>(null, null, null, sw.Elapsed, null, null, request.RequestId, request.Uri.ToString(), request.Content, request.Method, request.GetHeaders(), ResultDataSource.Server, default, error);
}
throw;
}
finally
{
responseStream?.Close();
response?.Close();
}
}
/// <summary>
/// Can be used to indicate that a request should be retried. Defaults to false. Make sure to retry a max number of times (based on the the tries parameter) or the request will retry forever.
/// Note that this is always called; even when the request might be successful
/// </summary>
/// <typeparam name="T">WebCallResult type parameter</typeparam>
/// <param name="gate">The rate limit gate the call used</param>
/// <param name="callResult">The result of the call</param>
/// <param name="tries">The current try number</param>
/// <returns>True if call should retry, false if the call should return</returns>
protected virtual async ValueTask<bool> ShouldRetryRequestAsync<T>(IRateLimitGate? gate, WebCallResult<T> callResult, int tries)
{
if (tries >= 2)
// Only retry once
return false;
if (callResult.Error is ServerRateLimitError
&& ClientOptions.RateLimiterEnabled
&& ClientOptions.RateLimitingBehaviour != RateLimitingBehaviour.Fail
&& gate != null)
{
var retryTime = await gate.GetRetryAfterTime().ConfigureAwait(false);
if (retryTime == null)
return false;
if (retryTime.Value - DateTime.UtcNow < TimeSpan.FromSeconds(60))
{
_logger.RestApiRateLimitRetry(callResult.RequestId!.Value, retryTime.Value);
return true;
}
}
return false;
}
/// <summary>
/// Writes the parameters of the request to the request object body
/// </summary>
/// <param name="request">The request to set the parameters on</param>
/// <param name="parameters">The parameters to set</param>
/// <param name="contentType">The content type of the data</param>
protected virtual void WriteParamBody(IRequest request, IDictionary<string, object> parameters, string contentType)
{
if (contentType == Constants.JsonContentHeader)
{
var serializer = CreateSerializer();
if (serializer is not IStringMessageSerializer stringSerializer)
throw new InvalidOperationException("Non-string message serializer can't get serialized request body");
// Write the parameters as json in the body
string stringData;
if (parameters.Count == 1 && parameters.TryGetValue(Constants.BodyPlaceHolderKey, out object? value))
stringData = stringSerializer.Serialize(value);
else
stringData = stringSerializer.Serialize(parameters);
request.SetContent(stringData, contentType);
}
else if (contentType == Constants.FormContentHeader)
{
// Write the parameters as form data in the body
var stringData = parameters.ToFormData();
request.SetContent(stringData, contentType);
}
}
/// <summary>
/// Create the parameter IDictionary
/// </summary>
/// <param name="parameters"></param>
/// <returns></returns>
protected internal IDictionary<string, object> CreateParameterDictionary(IDictionary<string, object> parameters)
{
if (!OrderParameters)
return parameters;
return new SortedDictionary<string, object>(parameters, ParameterOrderComparer);
}
/// <summary>
/// Retrieve the server time for the purpose of syncing time between client and server to prevent authentication issues
/// </summary>
/// <returns>Server time</returns>
protected virtual Task<WebCallResult<DateTime>> GetServerTimestampAsync() => throw new NotImplementedException();
/// <inheritdoc />
public override void SetOptions<T>(UpdateOptions<T> options)
{
base.SetOptions(options);
RequestFactory.UpdateSettings(options.Proxy, options.RequestTimeout ?? ClientOptions.RequestTimeout, ClientOptions.HttpKeepAliveInterval);
}
internal async ValueTask<Error?> SyncTimeAsync()
{
var timeSyncParams = GetTimeSyncInfo();
if (timeSyncParams == null)
return null;
if (await timeSyncParams.TimeSyncState.Semaphore.WaitAsync(0).ConfigureAwait(false))
{
if (!timeSyncParams.SyncTime || DateTime.UtcNow - timeSyncParams.TimeSyncState.LastSyncTime < timeSyncParams.RecalculationInterval)
{
timeSyncParams.TimeSyncState.Semaphore.Release();
return null;
}
var localTime = DateTime.UtcNow;
var result = await GetServerTimestampAsync().ConfigureAwait(false);
if (!result)
{
timeSyncParams.TimeSyncState.Semaphore.Release();
return result.Error;
}
if (TotalRequestsMade == 1)
{
// If this was the first request make another one to calculate the offset since the first one can be slower
localTime = DateTime.UtcNow;
result = await GetServerTimestampAsync().ConfigureAwait(false);
if (!result)
{
timeSyncParams.TimeSyncState.Semaphore.Release();
return result.Error;
}
}
// Calculate time offset between local and server
var offset = result.Data - localTime.AddMilliseconds(result.ResponseTime!.Value.TotalMilliseconds / 2);
timeSyncParams.UpdateTimeOffset(offset);
timeSyncParams.TimeSyncState.Semaphore.Release();
}
return null;
}
private bool ShouldCache(RequestDefinition definition)
=> ClientOptions.CachingEnabled
&& definition.Method == HttpMethod.Get
&& !definition.PreventCaching;
}
}

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using System;
using System.Collections;
using System.Collections.Concurrent;
using System.Globalization;
using System.Linq;
using System.Reflection;
using CryptoExchange.Net.Attributes;
using Newtonsoft.Json;
using Newtonsoft.Json.Linq;
namespace CryptoExchange.Net.Converters
{
/// <summary>
/// Converter for arrays to objects. Can deserialize data like [0.1, 0.2, "test"] to an object. Mapping is done by marking the class with [JsonConverter(typeof(ArrayConverter))] and the properties
/// with [ArrayProperty(x)] where x is the index of the property in the array
/// </summary>
public class ArrayConverter : JsonConverter
{
private static readonly ConcurrentDictionary<(MemberInfo, Type), Attribute> attributeByMemberInfoAndTypeCache = new ConcurrentDictionary<(MemberInfo, Type), Attribute>();
private static readonly ConcurrentDictionary<(Type, Type), Attribute> attributeByTypeAndTypeCache = new ConcurrentDictionary<(Type, Type), Attribute>();
/// <inheritdoc />
public override bool CanConvert(Type objectType)
{
return true;
}
/// <inheritdoc />
public override object? ReadJson(JsonReader reader, Type objectType, object? existingValue, JsonSerializer serializer)
{
if (objectType == typeof(JToken))
return JToken.Load(reader);
var result = Activator.CreateInstance(objectType);
var arr = JArray.Load(reader);
return ParseObject(arr, result, objectType);
}
private static object? ParseObject(JArray arr, object result, Type objectType)
{
foreach (var property in objectType.GetProperties())
{
var attribute = GetCustomAttribute<ArrayPropertyAttribute>(property);
if (attribute == null)
continue;
if (attribute.Index >= arr.Count)
continue;
if (property.PropertyType.BaseType == typeof(Array))
{
var objType = property.PropertyType.GetElementType();
var innerArray = (JArray)arr[attribute.Index];
var count = 0;
if (innerArray.Count == 0)
{
var arrayResult = (IList)Activator.CreateInstance(property.PropertyType, new [] { 0 });
property.SetValue(result, arrayResult);
}
else if (innerArray[0].Type == JTokenType.Array)
{
var arrayResult = (IList)Activator.CreateInstance(property.PropertyType, new [] { innerArray.Count });
foreach (var obj in innerArray)
{
var innerObj = Activator.CreateInstance(objType);
arrayResult[count] = ParseObject((JArray)obj, innerObj, objType);
count++;
}
property.SetValue(result, arrayResult);
}
else
{
var arrayResult = (IList)Activator.CreateInstance(property.PropertyType, new [] { 1 });
var innerObj = Activator.CreateInstance(objType);
arrayResult[0] = ParseObject(innerArray, innerObj, objType);
property.SetValue(result, arrayResult);
}
continue;
}
var converterAttribute = GetCustomAttribute<JsonConverterAttribute>(property) ?? GetCustomAttribute<JsonConverterAttribute>(property.PropertyType);
var conversionAttribute = GetCustomAttribute<JsonConversionAttribute>(property) ?? GetCustomAttribute<JsonConversionAttribute>(property.PropertyType);
object? value;
if (converterAttribute != null)
{
value = arr[attribute.Index].ToObject(property.PropertyType, new JsonSerializer {Converters = {(JsonConverter) Activator.CreateInstance(converterAttribute.ConverterType)}});
}
else if (conversionAttribute != null)
{
value = arr[attribute.Index].ToObject(property.PropertyType);
}
else
{
value = arr[attribute.Index];
}
if (value != null && property.PropertyType.IsInstanceOfType(value))
property.SetValue(result, value);
else
{
if (value is JToken token)
if (token.Type == JTokenType.Null)
value = null;
if ((property.PropertyType == typeof(decimal)
|| property.PropertyType == typeof(decimal?))
&& (value != null && value.ToString().Contains("e")))
{
if (decimal.TryParse(value.ToString(), NumberStyles.Float, CultureInfo.InvariantCulture, out var dec))
property.SetValue(result, dec);
}
else
{
property.SetValue(result, value == null ? null : Convert.ChangeType(value, property.PropertyType));
}
}
}
return result;
}
/// <inheritdoc />
public override void WriteJson(JsonWriter writer, object? value, JsonSerializer serializer)
{
if (value == null)
return;
writer.WriteStartArray();
var props = value.GetType().GetProperties();
var ordered = props.OrderBy(p => GetCustomAttribute<ArrayPropertyAttribute>(p)?.Index);
var last = -1;
foreach (var prop in ordered)
{
var arrayProp = GetCustomAttribute<ArrayPropertyAttribute>(prop);
if (arrayProp == null)
continue;
if (arrayProp.Index == last)
continue;
while (arrayProp.Index != last + 1)
{
writer.WriteValue((string?)null);
last += 1;
}
last = arrayProp.Index;
var converterAttribute = GetCustomAttribute<JsonConverterAttribute>(prop);
if (converterAttribute != null)
writer.WriteRawValue(JsonConvert.SerializeObject(prop.GetValue(value), (JsonConverter)Activator.CreateInstance(converterAttribute.ConverterType)));
else if (!IsSimple(prop.PropertyType))
serializer.Serialize(writer, prop.GetValue(value));
else
writer.WriteValue(prop.GetValue(value));
}
writer.WriteEndArray();
}
private static bool IsSimple(Type type)
{
if (type.IsGenericType && type.GetGenericTypeDefinition() == typeof(Nullable<>))
{
// nullable type, check if the nested type is simple.
return IsSimple(type.GetGenericArguments()[0]);
}
return type.IsPrimitive
|| type.IsEnum
|| type == typeof(string)
|| type == typeof(decimal);
}
private static T? GetCustomAttribute<T>(MemberInfo memberInfo) where T : Attribute =>
(T?)attributeByMemberInfoAndTypeCache.GetOrAdd((memberInfo, typeof(T)), tuple => memberInfo.GetCustomAttribute(typeof(T)));
private static T? GetCustomAttribute<T>(Type type) where T : Attribute =>
(T?)attributeByTypeAndTypeCache.GetOrAdd((type, typeof(T)), tuple => type.GetCustomAttribute(typeof(T)));
}
/// <summary>
/// Mark property as an index in the array
/// </summary>
public class ArrayPropertyAttribute: Attribute
{
/// <summary>
/// The index in the array
/// </summary>
public int Index { get; }
/// <summary>
/// ctor
/// </summary>
/// <param name="index"></param>
public ArrayPropertyAttribute(int index)
{
Index = index;
}
}
}

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@ -1,25 +0,0 @@
using System;
namespace CryptoExchange.Net.Converters
{
/// <summary>
/// Mark property as an index in the array
/// </summary>
[AttributeUsage(AttributeTargets.Property)]
public class ArrayPropertyAttribute : Attribute
{
/// <summary>
/// The index in the array
/// </summary>
public int Index { get; }
/// <summary>
/// ctor
/// </summary>
/// <param name="index"></param>
public ArrayPropertyAttribute(int index)
{
Index = index;
}
}
}

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@ -0,0 +1,94 @@
using System;
using System.Collections.Generic;
using System.Diagnostics;
using System.Linq;
using Newtonsoft.Json;
namespace CryptoExchange.Net.Converters
{
/// <summary>
/// Base class for enum converters
/// </summary>
/// <typeparam name="T">Type of enum to convert</typeparam>
public abstract class BaseConverter<T>: JsonConverter where T: struct
{
/// <summary>
/// The enum->string mapping
/// </summary>
protected abstract List<KeyValuePair<T, string>> Mapping { get; }
private readonly bool quotes;
/// <summary>
/// ctor
/// </summary>
/// <param name="useQuotes"></param>
protected BaseConverter(bool useQuotes)
{
quotes = useQuotes;
}
/// <inheritdoc />
public override void WriteJson(JsonWriter writer, object? value, JsonSerializer serializer)
{
var stringValue = value == null? null: GetValue((T) value);
if (quotes)
writer.WriteValue(stringValue);
else
writer.WriteRawValue(stringValue);
}
/// <inheritdoc />
public override object? ReadJson(JsonReader reader, Type objectType, object? existingValue, JsonSerializer serializer)
{
if (reader.Value == null)
return null;
if (!GetValue(reader.Value.ToString(), out var result))
{
Debug.WriteLine($"Cannot map enum. Type: {typeof(T)}, Value: {reader.Value}");
return null;
}
return result;
}
/// <summary>
/// Convert a string value
/// </summary>
/// <param name="data"></param>
/// <returns></returns>
public T ReadString(string data)
{
return Mapping.FirstOrDefault(v => v.Value == data).Key;
}
/// <inheritdoc />
public override bool CanConvert(Type objectType)
{
// Check if it is type, or nullable of type
return objectType == typeof(T) || Nullable.GetUnderlyingType(objectType) == typeof(T);
}
private bool GetValue(string value, out T result)
{
//check for exact match first, then if not found fallback to a case insensitive match
var mapping = Mapping.FirstOrDefault(kv => kv.Value.Equals(value, StringComparison.InvariantCulture));
if(mapping.Equals(default(KeyValuePair<T, string>)))
mapping = Mapping.FirstOrDefault(kv => kv.Value.Equals(value, StringComparison.InvariantCultureIgnoreCase));
if (!mapping.Equals(default(KeyValuePair<T, string>)))
{
result = mapping.Key;
return true;
}
result = default;
return false;
}
private string GetValue(T value)
{
return Mapping.FirstOrDefault(v => v.Key.Equals(value)).Value;
}
}
}

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@ -1,29 +0,0 @@
using System;
using System.Collections.Concurrent;
using System.Text.Json.Serialization;
namespace CryptoExchange.Net.Converters
{
/// <summary>
/// Caching for JsonSerializerContext instances
/// </summary>
public static class JsonSerializerContextCache
{
private static ConcurrentDictionary<Type, JsonSerializerContext> _cache = new ConcurrentDictionary<Type, JsonSerializerContext>();
/// <summary>
/// Get the instance of the provided type T. It will be created if it doesn't exist yet.
/// </summary>
/// <typeparam name="T">Implementation type of the JsonSerializerContext</typeparam>
public static JsonSerializerContext GetOrCreate<T>() where T: JsonSerializerContext, new()
{
var contextType = typeof(T);
if (_cache.TryGetValue(contextType, out var context))
return context;
var instance = new T();
_cache[contextType] = instance;
return instance;
}
}
}

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@ -1,64 +0,0 @@
using CryptoExchange.Net.Objects;
using System.IO;
using System.Net.Http.Headers;
using System.Threading;
using System.Threading.Tasks;
namespace CryptoExchange.Net.Converters.MessageParsing.DynamicConverters
{
/// <summary>
/// REST message handler
/// </summary>
public interface IRestMessageHandler
{
/// <summary>
/// The `accept` HTTP response header for the request
/// </summary>
MediaTypeWithQualityHeaderValue AcceptHeader { get; }
/// <summary>
/// Whether a seekable stream is required
/// </summary>
bool RequiresSeekableStream { get; }
/// <summary>
/// Parse the response when the HTTP response status indicated an error
/// </summary>
ValueTask<Error> ParseErrorResponse(
int httpStatusCode,
HttpResponseHeaders responseHeaders,
Stream responseStream);
/// <summary>
/// Parse the response when the HTTP response status indicated a rate limit error
/// </summary>
ValueTask<ServerRateLimitError> ParseErrorRateLimitResponse(
int httpStatusCode,
HttpResponseHeaders responseHeaders,
Stream responseStream);
/// <summary>
/// Check if the response is an error response; if so return the error.<br />
/// Note that if the API returns a standard result wrapper, something like this:
/// <code>{ "code": 400, "msg": "error", "data": {} }</code>
/// then the `CheckDeserializedResponse` method should be used for checking the result
/// </summary>
ValueTask<Error?> CheckForErrorResponse(
RequestDefinition request,
HttpResponseHeaders responseHeaders,
Stream responseStream);
/// <summary>
/// Deserialize the response stream
/// </summary>
ValueTask<(T? Result, Error? Error)> TryDeserializeAsync<T>(
Stream responseStream,
CancellationToken ct);
/// <summary>
/// Check whether the resulting T object indicates an error or not
/// </summary>
Error? CheckDeserializedResponse<T>(HttpResponseHeaders responseHeaders, T result);
}
}

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@ -1,27 +0,0 @@
using System;
using System.Net.WebSockets;
namespace CryptoExchange.Net.Converters.MessageParsing.DynamicConverters
{
/// <summary>
/// WebSocket message handler
/// </summary>
public interface ISocketMessageHandler
{
/// <summary>
/// Get an identifier for the message which can be used to determine the type of the message
/// </summary>
string? GetTypeIdentifier(ReadOnlySpan<byte> data, WebSocketMessageType? webSocketMessageType);
/// <summary>
/// Get optional topic filter, for example a symbol name
/// </summary>
string? GetTopicFilter(object deserializedObject);
/// <summary>
/// Deserialize to the provided type
/// </summary>
object Deserialize(ReadOnlySpan<byte> data, Type type);
}
}

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@ -1,46 +0,0 @@
using System;
namespace CryptoExchange.Net.Converters.MessageParsing.DynamicConverters
{
/// <summary>
/// Message type definition
/// </summary>
public class MessageTypeDefinition
{
/// <summary>
/// Whether to immediately select the definition when it is matched. Can only be used when the evaluator has a single unique field to look for
/// </summary>
public bool ForceIfFound { get; set; }
/// <summary>
/// The fields a message needs to contain for this definition
/// </summary>
public MessageFieldReference[] Fields { get; set; } = [];
/// <summary>
/// The callback for getting the identifier string
/// </summary>
public Func<SearchResult, string>? TypeIdentifierCallback { get; set; }
/// <summary>
/// The static identifier string to return when this evaluator is matched
/// </summary>
public string? StaticIdentifier { get; set; }
internal string? GetMessageType(SearchResult result)
{
if (StaticIdentifier != null)
return StaticIdentifier;
return TypeIdentifierCallback!(result);
}
internal bool Satisfied(SearchResult result)
{
foreach(var field in Fields)
{
if (!result.Contains(field))
return false;
}
return true;
}
}
}

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@ -1,15 +0,0 @@
namespace CryptoExchange.Net.Converters.MessageParsing.DynamicConverters
{
internal class MessageEvalutorFieldReference
{
public bool SkipReading { get; set; }
public bool OverlappingField { get; set; }
public MessageFieldReference Field { get; set; }
public MessageTypeDefinition? ForceEvaluator { get; set; }
public MessageEvalutorFieldReference(MessageFieldReference field)
{
Field = field;
}
}
}

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@ -1,152 +0,0 @@
using System;
using System.Collections.Generic;
using System.Text;
namespace CryptoExchange.Net.Converters.MessageParsing.DynamicConverters
{
/// <summary>
/// Reference to a message field
/// </summary>
public abstract class MessageFieldReference
{
/// <summary>
/// The name for this search field
/// </summary>
public string SearchName { get; set; }
/// <summary>
/// The depth at which to look for this field
/// </summary>
public int Depth { get; set; } = 1;
/// <summary>
/// Callback to check if the field value matches an expected constraint
/// </summary>
public Func<string?, bool>? Constraint { get; private set; }
/// <summary>
/// Check whether the value is one of the string values in the set
/// </summary>
public MessageFieldReference WithFilterConstraint(HashSet<string?> set)
{
Constraint = set.Contains;
return this;
}
/// <summary>
/// Check whether the value is equal to a string
/// </summary>
public MessageFieldReference WithEqualConstraint(string compare)
{
Constraint = x => x != null && x.Equals(compare, StringComparison.Ordinal);
return this;
}
/// <summary>
/// Check whether the value is not equal to a string
/// </summary>
public MessageFieldReference WithNotEqualConstraint(string compare)
{
Constraint = x => x == null || !x.Equals(compare, StringComparison.Ordinal);
return this;
}
/// <summary>
/// Check whether the value is not null
/// </summary>
public MessageFieldReference WithNotNullConstraint()
{
Constraint = x => x != null;
return this;
}
/// <summary>
/// Check whether the value starts with a certain string
/// </summary>
public MessageFieldReference WithStartsWithConstraint(string start)
{
Constraint = x => x != null && x.StartsWith(start, StringComparison.Ordinal);
return this;
}
/// <summary>
/// Check whether the value starts with a certain string
/// </summary>
public MessageFieldReference WithStartsWithConstraints(params string[] startValues)
{
Constraint = x =>
{
if (x == null)
return false;
foreach (var item in startValues)
{
if (x!.StartsWith(item, StringComparison.Ordinal))
return true;
}
return false;
};
return this;
}
/// <summary>
/// Check whether the value starts with a certain string
/// </summary>
public MessageFieldReference WithCustomConstraint(Func<string?, bool> constraint)
{
Constraint = constraint;
return this;
}
/// <summary>
/// ctor
/// </summary>
public MessageFieldReference(string searchName)
{
SearchName = searchName;
}
}
/// <summary>
/// Reference to a property message field
/// </summary>
public class PropertyFieldReference : MessageFieldReference
{
/// <summary>
/// The property name in the JSON
/// </summary>
public byte[] PropertyName { get; set; }
/// <summary>
/// Whether the property value is array values
/// </summary>
public bool ArrayValues { get; set; }
/// <summary>
/// ctor
/// </summary>
public PropertyFieldReference(string propertyName) : base(propertyName)
{
PropertyName = Encoding.UTF8.GetBytes(propertyName);
}
}
/// <summary>
/// Reference to an array message field
/// </summary>
public class ArrayFieldReference : MessageFieldReference
{
/// <summary>
/// The index in the array
/// </summary>
public int ArrayIndex { get; set; }
/// <summary>
/// ctor
/// </summary>
public ArrayFieldReference(string searchName, int depth, int index) : base(searchName)
{
Depth = depth;
ArrayIndex = index;
}
}
}

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@ -1,60 +0,0 @@
using System;
using System.Collections.Generic;
namespace CryptoExchange.Net.Converters.MessageParsing.DynamicConverters
{
/// <summary>
/// The results of a search for fields in a JSON message
/// </summary>
public class SearchResult
{
private List<SearchResultItem> _items = new List<SearchResultItem>();
/// <summary>
/// Get the value of a field
/// </summary>
public string? FieldValue(string searchName)
{
foreach (var item in _items)
{
if (item.Field.SearchName.Equals(searchName, StringComparison.Ordinal))
return item.Value;
}
throw new Exception($"No field value found for {searchName}");
}
/// <summary>
/// The number of found search field values
/// </summary>
public int Count => _items.Count;
/// <summary>
/// Clear the search result
/// </summary>
public void Clear() => _items.Clear();
/// <summary>
/// Whether the value for a specific field was found
/// </summary>
public bool Contains(MessageFieldReference field)
{
foreach (var item in _items)
{
if (item.Field == field)
return true;
}
return false;
}
/// <summary>
/// Write a value to the result
/// </summary>
public void Write(MessageFieldReference field, string? value) => _items.Add(new SearchResultItem
{
Field = field,
Value = value
});
}
}

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@ -1,17 +0,0 @@
namespace CryptoExchange.Net.Converters.MessageParsing.DynamicConverters
{
/// <summary>
/// Search result value
/// </summary>
public struct SearchResultItem
{
/// <summary>
/// The field the values is for
/// </summary>
public MessageFieldReference Field { get; set; }
/// <summary>
/// The value of the field
/// </summary>
public string? Value { get; set; }
}
}

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@ -1,49 +0,0 @@
namespace CryptoExchange.Net.Converters.MessageParsing
{
/// <summary>
/// Node accessor
/// </summary>
public readonly struct NodeAccessor
{
/// <summary>
/// Index
/// </summary>
public int? Index { get; }
/// <summary>
/// Property name
/// </summary>
public string? Property { get; }
/// <summary>
/// Type (0 = int, 1 = string, 2 = prop name)
/// </summary>
public int Type { get; }
private NodeAccessor(int? index, string? property, int type)
{
Index = index;
Property = property;
Type = type;
}
/// <summary>
/// Create an int node accessor
/// </summary>
/// <param name="value"></param>
/// <returns></returns>
public static NodeAccessor Int(int value) { return new NodeAccessor(value, null, 0); }
/// <summary>
/// Create a string node accessor
/// </summary>
/// <param name="value"></param>
/// <returns></returns>
public static NodeAccessor String(string value) { return new NodeAccessor(null, value, 1); }
/// <summary>
/// Create a property name node accessor
/// </summary>
/// <returns></returns>
public static NodeAccessor PropertyName() { return new NodeAccessor(null, null, 2); }
}
}

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@ -1,50 +0,0 @@
using System.Collections;
using System.Collections.Generic;
namespace CryptoExchange.Net.Converters.MessageParsing
{
/// <summary>
/// Message access definition
/// </summary>
public readonly struct MessagePath : IEnumerable<NodeAccessor>
{
private readonly List<NodeAccessor> _path;
internal void Add(NodeAccessor node)
{
_path.Add(node);
}
/// <summary>
/// ctor
/// </summary>
public MessagePath()
{
_path = new List<NodeAccessor>();
}
/// <summary>
/// Create a new message path
/// </summary>
/// <returns></returns>
public static MessagePath Get()
{
return new MessagePath();
}
/// <summary>
/// IEnumerable implementation
/// </summary>
/// <returns></returns>
public IEnumerator<NodeAccessor> GetEnumerator()
{
for (var i = 0; i < _path.Count; i++)
yield return _path[i];
}
IEnumerator IEnumerable.GetEnumerator()
{
return GetEnumerator();
}
}
}

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@ -1,43 +0,0 @@
namespace CryptoExchange.Net.Converters.MessageParsing
{
/// <summary>
/// Message path extension methods
/// </summary>
public static class MessagePathExtension
{
/// <summary>
/// Add a string node accessor
/// </summary>
/// <param name="path"></param>
/// <param name="propName"></param>
/// <returns></returns>
public static MessagePath Property(this MessagePath path, string propName)
{
path.Add(NodeAccessor.String(propName));
return path;
}
/// <summary>
/// Add a property name node accessor
/// </summary>
/// <param name="path"></param>
/// <returns></returns>
public static MessagePath PropertyName(this MessagePath path)
{
path.Add(NodeAccessor.PropertyName());
return path;
}
/// <summary>
/// Add a int node accessor
/// </summary>
/// <param name="path"></param>
/// <param name="index"></param>
/// <returns></returns>
public static MessagePath Index(this MessagePath path, int index)
{
path.Add(NodeAccessor.Int(index));
return path;
}
}
}

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@ -1,21 +0,0 @@
namespace CryptoExchange.Net.Converters.MessageParsing
{
/// <summary>
/// Message node type
/// </summary>
public enum NodeType
{
/// <summary>
/// Array node
/// </summary>
Array,
/// <summary>
/// Object node
/// </summary>
Object,
/// <summary>
/// Value node
/// </summary>
Value
}
}

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@ -1,246 +0,0 @@
using CryptoExchange.Net.Exceptions;
using System;
using System.Collections.Generic;
using System.Diagnostics.CodeAnalysis;
using System.Globalization;
using System.Linq;
using System.Reflection;
using System.Text.Json;
using System.Text.Json.Serialization;
using System.Threading;
namespace CryptoExchange.Net.Converters.SystemTextJson
{
/// <summary>
/// Converter for arrays to objects. Can deserialize data like [0.1, 0.2, "test"] to an object. Mapping is done by marking the class with [JsonConverter(typeof(ArrayConverter))] and the properties
/// with [ArrayProperty(x)] where x is the index of the property in the array
/// </summary>
#if NET5_0_OR_GREATER
public class ArrayConverter<[DynamicallyAccessedMembers(DynamicallyAccessedMemberTypes.PublicProperties)] T> : JsonConverter<T> where T : new()
#else
public class ArrayConverter<T> : JsonConverter<T> where T : new()
#endif
{
private static SortedDictionary<int, List<ArrayPropertyInfo>>? _typePropertyInfo;
/// <inheritdoc />
#if NET5_0_OR_GREATER
[UnconditionalSuppressMessage("AssemblyLoadTrimming", "IL3050:RequiresUnreferencedCode", Justification = "JsonSerializerOptions provided here has TypeInfoResolver set")]
[UnconditionalSuppressMessage("AssemblyLoadTrimming", "IL2026:RequiresUnreferencedCode", Justification = "JsonSerializerOptions provided here has TypeInfoResolver set")]
#endif
public override void Write(Utf8JsonWriter writer, T value, JsonSerializerOptions options)
{
if (value == null)
{
writer.WriteNullValue();
return;
}
if (_typePropertyInfo == null)
_typePropertyInfo = CacheTypeAttributes();
writer.WriteStartArray();
var last = -1;
foreach (var indexProps in _typePropertyInfo)
{
foreach (var prop in indexProps.Value)
{
if (prop.ArrayProperty.Index == last)
// Don't write the same index twice
continue;
while (prop.ArrayProperty.Index != last + 1)
{
writer.WriteNullValue();
last += 1;
}
last = prop.ArrayProperty.Index;
var objValue = prop.PropertyInfo.GetValue(value);
if (objValue == null)
{
writer.WriteNullValue();
continue;
}
JsonSerializerOptions? typeOptions = null;
if (prop.JsonConverter != null)
{
typeOptions = new JsonSerializerOptions
{
NumberHandling = JsonNumberHandling.AllowReadingFromString | JsonNumberHandling.AllowNamedFloatingPointLiterals,
PropertyNameCaseInsensitive = false,
TypeInfoResolver = options.TypeInfoResolver,
};
typeOptions.Converters.Add(prop.JsonConverter);
}
if (prop.JsonConverter == null && IsSimple(prop.PropertyInfo.PropertyType))
{
if (prop.TargetType == typeof(string))
writer.WriteStringValue(Convert.ToString(objValue, CultureInfo.InvariantCulture));
else if (prop.TargetType == typeof(bool))
writer.WriteBooleanValue((bool)objValue);
else
writer.WriteRawValue(Convert.ToString(objValue, CultureInfo.InvariantCulture)!);
}
else
{
JsonSerializer.Serialize(writer, objValue, typeOptions ?? options);
}
}
}
writer.WriteEndArray();
}
/// <inheritdoc />
public override T? Read(ref Utf8JsonReader reader, Type typeToConvert, JsonSerializerOptions options)
{
if (reader.TokenType == JsonTokenType.Null)
return default;
var result = new T();
return ParseObject(ref reader, result, options);
}
#if NET5_0_OR_GREATER
[UnconditionalSuppressMessage("AssemblyLoadTrimming", "IL3050:RequiresUnreferencedCode", Justification = "JsonSerializerOptions provided here has TypeInfoResolver set")]
[UnconditionalSuppressMessage("AssemblyLoadTrimming", "IL2026:RequiresUnreferencedCode", Justification = "JsonSerializerOptions provided here has TypeInfoResolver set")]
private static T ParseObject(ref Utf8JsonReader reader, T result, JsonSerializerOptions options)
#else
private static T ParseObject(ref Utf8JsonReader reader, T result, JsonSerializerOptions options)
#endif
{
if (reader.TokenType != JsonTokenType.StartArray)
throw new CeDeserializationException("Not an array");
if (_typePropertyInfo == null)
_typePropertyInfo = CacheTypeAttributes();
int index = 0;
while (reader.Read())
{
if (reader.TokenType == JsonTokenType.EndArray)
break;
if(!_typePropertyInfo.TryGetValue(index, out var indexAttributes))
{
index++;
continue;
}
foreach (var attribute in indexAttributes)
{
var targetType = attribute.TargetType;
object? value = null;
if (attribute.JsonConverter != null)
{
if (attribute.JsonSerializerOptions == null)
{
attribute.JsonSerializerOptions = new JsonSerializerOptions
{
NumberHandling = JsonNumberHandling.AllowReadingFromString | JsonNumberHandling.AllowNamedFloatingPointLiterals,
PropertyNameCaseInsensitive = false,
Converters = { attribute.JsonConverter },
TypeInfoResolver = options.TypeInfoResolver,
};
}
var doc = JsonDocument.ParseValue(ref reader);
value = doc.Deserialize(attribute.PropertyInfo.PropertyType, attribute.JsonSerializerOptions);
}
else if (attribute.DefaultDeserialization)
{
value = JsonDocument.ParseValue(ref reader).Deserialize(options.GetTypeInfo(attribute.PropertyInfo.PropertyType));
}
else
{
value = reader.TokenType switch
{
JsonTokenType.Null => null,
JsonTokenType.False => false,
JsonTokenType.True => true,
JsonTokenType.String => reader.GetString(),
JsonTokenType.Number => reader.GetDecimal(),
JsonTokenType.StartObject => JsonSerializer.Deserialize(ref reader, attribute.TargetType, options),
_ => throw new CeDeserializationException($"Array deserialization of type {reader.TokenType} not supported"),
};
}
if (targetType.IsAssignableFrom(value?.GetType()))
attribute.PropertyInfo.SetValue(result, value);
else
attribute.PropertyInfo.SetValue(result, value == null ? null : Convert.ChangeType(value, targetType, CultureInfo.InvariantCulture));
}
index++;
}
return result;
}
private static bool IsSimple(Type type)
{
if (type.IsGenericType && type.GetGenericTypeDefinition() == typeof(Nullable<>))
{
// nullable type, check if the nested type is simple.
return IsSimple(type.GetGenericArguments()[0]);
}
return type.IsPrimitive
|| type.IsEnum
|| type == typeof(string)
|| type == typeof(decimal);
}
#if NET5_0_OR_GREATER
[UnconditionalSuppressMessage("AssemblyLoadTrimming", "IL3050:RequiresUnreferencedCode", Justification = "JsonSerializerOptions provided here has TypeInfoResolver set")]
[UnconditionalSuppressMessage("AssemblyLoadTrimming", "IL2026:RequiresUnreferencedCode", Justification = "JsonSerializerOptions provided here has TypeInfoResolver set")]
private static SortedDictionary<int, List<ArrayPropertyInfo>> CacheTypeAttributes()
#else
private static SortedDictionary<int, List<ArrayPropertyInfo>> CacheTypeAttributes()
#endif
{
var result = new SortedDictionary<int, List<ArrayPropertyInfo>>();
var properties = typeof(T).GetProperties();
foreach (var property in properties)
{
var att = property.GetCustomAttribute<ArrayPropertyAttribute>();
if (att == null)
continue;
var targetType = Nullable.GetUnderlyingType(property.PropertyType) ?? property.PropertyType;
var converterType = property.GetCustomAttribute<JsonConverterAttribute>()?.ConverterType ?? targetType.GetCustomAttribute<JsonConverterAttribute>()?.ConverterType;
if (!result.TryGetValue(att.Index, out var indexList))
{
indexList = new List<ArrayPropertyInfo>();
result[att.Index] = indexList;
}
indexList.Add(new ArrayPropertyInfo
{
ArrayProperty = att,
PropertyInfo = property,
DefaultDeserialization = property.GetCustomAttribute<CryptoExchange.Net.Attributes.JsonConversionAttribute>() != null,
JsonConverter = converterType == null ? null : (JsonConverter)Activator.CreateInstance(converterType)!,
TargetType = targetType
});
}
return result;
}
private class ArrayPropertyInfo
{
public PropertyInfo PropertyInfo { get; set; } = null!;
public ArrayPropertyAttribute ArrayProperty { get; set; } = null!;
public JsonConverter? JsonConverter { get; set; }
public bool DefaultDeserialization { get; set; }
public Type TargetType { get; set; } = null!;
public JsonSerializerOptions? JsonSerializerOptions { get; set; } = null;
}
}
}

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using System;
using System.Globalization;
using System.Text.Json;
using System.Text.Json.Serialization;
namespace CryptoExchange.Net.Converters.SystemTextJson
{
/// <summary>
/// Decimal converter that handles overflowing decimal values (by setting it to decimal.MaxValue)
/// </summary>
public class BigDecimalConverter : JsonConverter<decimal>
{
/// <inheritdoc />
public override decimal Read(ref Utf8JsonReader reader, Type typeToConvert, JsonSerializerOptions options)
{
if (reader.TokenType == JsonTokenType.String)
{
try
{
return decimal.Parse(reader.GetString()!, NumberStyles.Float, CultureInfo.InvariantCulture);
}
catch(OverflowException)
{
// Value doesn't fit decimal, default to max value
return decimal.MaxValue;
}
}
try
{
return reader.GetDecimal();
}
catch(FormatException)
{
// Format issue, assume value is too large
return decimal.MaxValue;
}
}
/// <inheritdoc />
public override void Write(Utf8JsonWriter writer, decimal value, JsonSerializerOptions options)
{
writer.WriteNumberValue(value);
}
}
}

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using Microsoft.Extensions.Logging;
using System;
using System.Runtime.Serialization;
using System.Text.Json;
using System.Text.Json.Serialization;
namespace CryptoExchange.Net.Converters.SystemTextJson
{
/// <summary>
/// Bool converter
/// </summary>
public class BoolConverter : JsonConverterFactory
{
/// <inheritdoc />
public override bool CanConvert(Type typeToConvert)
{
return typeToConvert == typeof(bool) || typeToConvert == typeof(bool?);
}
/// <inheritdoc />
public override JsonConverter CreateConverter(Type typeToConvert, JsonSerializerOptions options)
{
return typeToConvert == typeof(bool) ? new BoolConverterInner() : new BoolConverterInnerNullable();
}
private class BoolConverterInnerNullable : JsonConverter<bool?>
{
public override bool? Read(ref Utf8JsonReader reader, Type typeToConvert, JsonSerializerOptions options)
=> ReadBool(ref reader, typeToConvert, options);
public override void Write(Utf8JsonWriter writer, bool? value, JsonSerializerOptions options)
{
if (value is bool boolVal)
writer.WriteBooleanValue(boolVal);
else
writer.WriteNullValue();
}
}
private class BoolConverterInner : JsonConverter<bool>
{
public override bool Read(ref Utf8JsonReader reader, Type typeToConvert, JsonSerializerOptions options)
=> ReadBool(ref reader, typeToConvert, options) ?? false;
public override void Write(Utf8JsonWriter writer, bool value, JsonSerializerOptions options)
{
writer.WriteBooleanValue(value);
}
}
private static bool? ReadBool(ref Utf8JsonReader reader, Type typeToConvert, JsonSerializerOptions options)
{
if (reader.TokenType == JsonTokenType.True)
return true;
if (reader.TokenType == JsonTokenType.False)
return false;
var value = reader.TokenType switch
{
JsonTokenType.String => reader.GetString(),
JsonTokenType.Number => reader.GetInt16().ToString(),
_ => null
};
value = value?.ToLowerInvariant().Trim();
if (string.IsNullOrEmpty(value))
{
if (typeToConvert == typeof(bool))
LibraryHelpers.StaticLogger?.LogWarning("Received null or empty bool value, but property type is not a nullable bool. Resolver: {Resolver}", options.TypeInfoResolver?.GetType()?.Name);
return default;
}
switch (value)
{
case "true":
case "yes":
case "y":
case "1":
case "on":
return true;
case "false":
case "no":
case "n":
case "0":
case "off":
case "-1":
return false;
}
throw new SerializationException($"Can't convert bool value {value}");
}
}
}

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@ -1,35 +0,0 @@
using System;
using System.Diagnostics.CodeAnalysis;
using System.Linq;
using System.Text.Json;
using System.Text.Json.Serialization;
namespace CryptoExchange.Net.Converters.SystemTextJson
{
/// <summary>
/// Converter for comma separated enum values
/// </summary>
#if NET5_0_OR_GREATER
public class CommaSplitEnumConverter<[DynamicallyAccessedMembers(DynamicallyAccessedMemberTypes.PublicParameterlessConstructor | DynamicallyAccessedMemberTypes.PublicFields)] T> : JsonConverter<T[]> where T : struct, Enum
#else
public class CommaSplitEnumConverter<T> : JsonConverter<T[]> where T : struct, Enum
#endif
{
/// <inheritdoc />
public override T[]? Read(ref Utf8JsonReader reader, Type typeToConvert, JsonSerializerOptions options)
{
var str = reader.GetString();
if (string.IsNullOrEmpty(str))
return [];
return str!.Split(',').Select(x => (T)EnumConverter.ParseString<T>(x)!).ToArray() ?? [];
}
/// <inheritdoc />
public override void Write(Utf8JsonWriter writer, T[] value, JsonSerializerOptions options)
{
writer.WriteStringValue(string.Join(",", value.Select(x => EnumConverter.GetString(x))));
}
}
}

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using Microsoft.Extensions.Logging;
using System;
using System.Diagnostics.CodeAnalysis;
using System.Globalization;
using System.Text.Json;
using System.Text.Json.Serialization;
namespace CryptoExchange.Net.Converters.SystemTextJson
{
/// <summary>
/// Date time converter
/// </summary>
public class DateTimeConverter : JsonConverterFactory
{
private static readonly DateTime _epoch = new(1970, 1, 1, 0, 0, 0, DateTimeKind.Utc);
private const long _ticksPerSecond = TimeSpan.TicksPerMillisecond * 1000;
private const decimal _ticksPerMicrosecond = TimeSpan.TicksPerMillisecond / 1000m;
private const decimal _ticksPerNanosecond = TimeSpan.TicksPerMillisecond / 1000m / 1000;
/// <inheritdoc />
public override bool CanConvert(Type typeToConvert)
{
return typeToConvert == typeof(DateTime) || typeToConvert == typeof(DateTime?);
}
/// <inheritdoc />
public override JsonConverter CreateConverter(Type typeToConvert, JsonSerializerOptions options)
{
return typeToConvert == typeof(DateTime) ? new DateTimeConverterInner() : new NullableDateTimeConverterInner();
}
private class NullableDateTimeConverterInner : JsonConverter<DateTime?>
{
public override DateTime? Read(ref Utf8JsonReader reader, Type typeToConvert, JsonSerializerOptions options)
=> ReadDateTime(ref reader, typeToConvert, options);
public override void Write(Utf8JsonWriter writer, DateTime? value, JsonSerializerOptions options)
{
if (value == null)
{
writer.WriteNullValue();
return;
}
if (value.Value == default)
writer.WriteStringValue(default(DateTime));
else
writer.WriteNumberValue((long)Math.Round((value.Value - new DateTime(1970, 1, 1)).TotalMilliseconds));
}
}
private class DateTimeConverterInner : JsonConverter<DateTime>
{
public override DateTime Read(ref Utf8JsonReader reader, Type typeToConvert, JsonSerializerOptions options)
=> ReadDateTime(ref reader, typeToConvert, options) ?? default;
public override void Write(Utf8JsonWriter writer, DateTime value, JsonSerializerOptions options)
{
var dtValue = value;
if (dtValue == default)
writer.WriteStringValue(default(DateTime));
else
writer.WriteNumberValue((long)Math.Round((dtValue - new DateTime(1970, 1, 1)).TotalMilliseconds));
}
}
private static DateTime? ReadDateTime(ref Utf8JsonReader reader, Type typeToConvert, JsonSerializerOptions options)
{
if (reader.TokenType == JsonTokenType.Null)
{
if (typeToConvert == typeof(DateTime))
LibraryHelpers.StaticLogger?.LogWarning("DateTime value of null, but property is not nullable. Resolver: {Resolver}", options.TypeInfoResolver?.GetType()?.Name);
return default;
}
if (reader.TokenType is JsonTokenType.Number)
{
var decValue = reader.GetDecimal();
if (decValue == 0 || decValue < 0)
return default;
return ParseFromDecimal(decValue);
}
else if (reader.TokenType is JsonTokenType.String)
{
var stringValue = reader.GetString();
if (string.IsNullOrWhiteSpace(stringValue)
|| stringValue!.Equals("-1", StringComparison.Ordinal)
|| stringValue!.Equals("0001-01-01T00:00:00Z", StringComparison.OrdinalIgnoreCase)
|| decimal.TryParse(stringValue, out var decVal) && decVal == 0)
{
return default;
}
return ParseFromString(stringValue!, options.TypeInfoResolver?.GetType()?.Name);
}
else
{
return reader.GetDateTime();
}
}
/// <summary>
/// Parse a double value to datetime
/// </summary>
public static DateTime ParseFromDouble(double value)
=> ParseFromDecimal((decimal)value);
/// <summary>
/// Parse a decimal value to datetime
/// </summary>
public static DateTime ParseFromDecimal(decimal value)
{
if (value < 19999999999)
return ConvertFromSeconds(value);
if (value < 19999999999999)
return ConvertFromMilliseconds(value);
if (value < 19999999999999999)
return ConvertFromMicroseconds(value);
return ConvertFromNanoseconds(value);
}
/// <summary>
/// Parse a string value to datetime
/// </summary>
public static DateTime ParseFromString(string stringValue, string? resolverName)
{
if (stringValue!.Length == 12 && stringValue.StartsWith("202", StringComparison.OrdinalIgnoreCase))
{
// Parse 202303261200 format
if (!int.TryParse(stringValue.Substring(0, 4), out var year)
|| !int.TryParse(stringValue.Substring(4, 2), out var month)
|| !int.TryParse(stringValue.Substring(6, 2), out var day)
|| !int.TryParse(stringValue.Substring(8, 2), out var hour)
|| !int.TryParse(stringValue.Substring(10, 2), out var minute))
{
LibraryHelpers.StaticLogger?.LogWarning("Unknown DateTime format: {Value}. Resolver: {Resolver}", stringValue, resolverName);
return default;
}
return new DateTime(year, month, day, hour, minute, 0, DateTimeKind.Utc);
}
if (stringValue.Length == 8)
{
// Parse 20211103 format
if (!int.TryParse(stringValue.Substring(0, 4), out var year)
|| !int.TryParse(stringValue.Substring(4, 2), out var month)
|| !int.TryParse(stringValue.Substring(6, 2), out var day))
{
LibraryHelpers.StaticLogger?.LogWarning("Unknown DateTime format: {Value}. Resolver: {Resolver}", stringValue, resolverName);
return default;
}
return new DateTime(year, month, day, 0, 0, 0, DateTimeKind.Utc);
}
if (stringValue.Length == 6)
{
// Parse 211103 format
if (!int.TryParse(stringValue.Substring(0, 2), out var year)
|| !int.TryParse(stringValue.Substring(2, 2), out var month)
|| !int.TryParse(stringValue.Substring(4, 2), out var day))
{
LibraryHelpers.StaticLogger?.LogWarning("Unknown DateTime format: {Value}. Resolver: {Resolver}", stringValue, resolverName);
return default;
}
return new DateTime(year + 2000, month, day, 0, 0, 0, DateTimeKind.Utc);
}
if (decimal.TryParse(stringValue, NumberStyles.Float, CultureInfo.InvariantCulture, out var decimalValue))
{
// Parse 1637745563.000 format
if (decimalValue <= 0)
return default;
if (decimalValue < 19999999999)
return ConvertFromSeconds(decimalValue);
if (decimalValue < 19999999999999)
return ConvertFromMilliseconds(decimalValue);
if (decimalValue < 19999999999999999)
return ConvertFromMicroseconds(decimalValue);
return ConvertFromNanoseconds(decimalValue);
}
if (stringValue.Length == 10)
{
// Parse 2021-11-03 format
var values = stringValue.Split('-');
if (!int.TryParse(values[0], out var year)
|| !int.TryParse(values[1], out var month)
|| !int.TryParse(values[2], out var day))
{
LibraryHelpers.StaticLogger?.LogWarning("Unknown DateTime format: {Value}. Resolver: {Resolver}", stringValue, resolverName);
return default;
}
return new DateTime(year, month, day, 0, 0, 0, DateTimeKind.Utc);
}
return DateTime.Parse(stringValue, CultureInfo.InvariantCulture, DateTimeStyles.AdjustToUniversal | DateTimeStyles.AssumeUniversal);
}
/// <summary>
/// Convert a seconds since epoch (01-01-1970) value to DateTime
/// </summary>
public static DateTime ConvertFromSeconds(decimal seconds) => _epoch.AddTicks((long)Math.Round(seconds * _ticksPerSecond));
/// <summary>
/// Convert a nanoseconds since epoch (01-01-1970) value to DateTime
/// </summary>
public static DateTime ConvertFromSeconds(double seconds) => ConvertFromSeconds((decimal)seconds);
/// <summary>
/// Convert a nanoseconds since epoch (01-01-1970) value to DateTime
/// </summary>
public static DateTime ConvertFromSeconds(long seconds) => ConvertFromSeconds((decimal)seconds);
/// <summary>
/// Convert a milliseconds since epoch (01-01-1970) value to DateTime
/// </summary>
public static DateTime ConvertFromMilliseconds(decimal milliseconds) => _epoch.AddTicks((long)Math.Round(milliseconds * TimeSpan.TicksPerMillisecond));
/// <summary>
/// Convert a nanoseconds since epoch (01-01-1970) value to DateTime
/// </summary>
public static DateTime ConvertFromMilliseconds(double milliseconds) => ConvertFromMilliseconds((decimal)milliseconds);
/// <summary>
/// Convert a nanoseconds since epoch (01-01-1970) value to DateTime
/// </summary>
public static DateTime ConvertFromMilliseconds(long milliseconds) => ConvertFromMilliseconds((decimal)milliseconds);
/// <summary>
/// Convert a microseconds since epoch (01-01-1970) value to DateTime
/// </summary>
public static DateTime ConvertFromMicroseconds(decimal microseconds) => _epoch.AddTicks((long)Math.Round(microseconds * _ticksPerMicrosecond));
/// <summary>
/// Convert a nanoseconds since epoch (01-01-1970) value to DateTime
/// </summary>
public static DateTime ConvertFromMicroseconds(double microseconds) => ConvertFromMicroseconds((decimal)microseconds);
/// <summary>
/// Convert a nanoseconds since epoch (01-01-1970) value to DateTime
/// </summary>
public static DateTime ConvertFromMicroseconds(long microseconds) => ConvertFromMicroseconds((decimal)microseconds);
/// <summary>
/// Convert a nanoseconds since epoch (01-01-1970) value to DateTime
/// </summary>
public static DateTime ConvertFromNanoseconds(decimal nanoseconds) => _epoch.AddTicks((long)Math.Round(nanoseconds * _ticksPerNanosecond));
/// <summary>
/// Convert a nanoseconds since epoch (01-01-1970) value to DateTime
/// </summary>
public static DateTime ConvertFromNanoseconds(double nanoseconds) => ConvertFromNanoseconds((decimal)nanoseconds);
/// <summary>
/// Convert a nanoseconds since epoch (01-01-1970) value to DateTime
/// </summary>
public static DateTime ConvertFromNanoseconds(long nanoseconds) => ConvertFromNanoseconds((decimal)nanoseconds);
/// <summary>
/// Convert a DateTime value to seconds since epoch (01-01-1970) value
/// </summary>
[return: NotNullIfNotNull("time")]
public static long? ConvertToSeconds(DateTime? time) => time == null ? null : (long)Math.Round((time.Value - _epoch).TotalSeconds);
/// <summary>
/// Convert a DateTime value to milliseconds since epoch (01-01-1970) value
/// </summary>
[return: NotNullIfNotNull("time")]
public static long? ConvertToMilliseconds(DateTime? time) => time == null ? null : (long)Math.Round((time.Value - _epoch).TotalMilliseconds);
/// <summary>
/// Convert a DateTime value to microseconds since epoch (01-01-1970) value
/// </summary>
[return: NotNullIfNotNull("time")]
public static long? ConvertToMicroseconds(DateTime? time) => time == null ? null : (long)Math.Round((time.Value - _epoch).Ticks / _ticksPerMicrosecond);
/// <summary>
/// Convert a DateTime value to nanoseconds since epoch (01-01-1970) value
/// </summary>
[return: NotNullIfNotNull("time")]
public static long? ConvertToNanoseconds(DateTime? time) => time == null ? null : (long)Math.Round((time.Value - _epoch).Ticks / _ticksPerNanosecond);
}
}

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@ -1,44 +0,0 @@
using System;
using System.Text.Json;
using System.Text.Json.Serialization;
namespace CryptoExchange.Net.Converters.SystemTextJson
{
/// <summary>
/// Decimal converter
/// </summary>
public class DecimalConverter : JsonConverter<decimal?>
{
/// <inheritdoc />
public override decimal? Read(ref Utf8JsonReader reader, Type typeToConvert, JsonSerializerOptions options)
{
if (reader.TokenType == JsonTokenType.Null)
return null;
if (reader.TokenType == JsonTokenType.String)
{
var value = reader.GetString();
return ExchangeHelpers.ParseDecimal(value);
}
try
{
return reader.GetDecimal();
}
catch(FormatException)
{
// Format issue, assume value is too large
return decimal.MaxValue;
}
}
/// <inheritdoc />
public override void Write(Utf8JsonWriter writer, decimal? value, JsonSerializerOptions options)
{
if (value == null)
writer.WriteNullValue();
else
writer.WriteNumberValue(value.Value);
}
}
}

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@ -1,23 +0,0 @@
using System;
using System.Globalization;
using System.Text.Json;
using System.Text.Json.Serialization;
namespace CryptoExchange.Net.Converters.SystemTextJson
{
/// <summary>
/// Converter for serializing decimal values as string
/// </summary>
public class DecimalStringWriterConverter : JsonConverter<decimal>
{
/// <inheritdoc />
public override decimal Read(ref Utf8JsonReader reader, Type typeToConvert, JsonSerializerOptions options)
{
throw new NotImplementedException();
}
/// <inheritdoc />
public override void Write(Utf8JsonWriter writer, decimal value, JsonSerializerOptions options)
=> writer.WriteStringValue(value.ToString(CultureInfo.InvariantCulture) ?? null);
}
}

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@ -1,359 +0,0 @@
using CryptoExchange.Net.Attributes;
using Microsoft.Extensions.Logging;
using System;
using System.Collections.Concurrent;
#if NET8_0_OR_GREATER
using System.Collections.Frozen;
#endif
using System.Collections.Generic;
using System.Diagnostics.CodeAnalysis;
using System.Linq;
using System.Reflection;
using System.Text.Json;
using System.Text.Json.Serialization;
namespace CryptoExchange.Net.Converters.SystemTextJson
{
/// <summary>
/// Static EnumConverter methods
/// </summary>
public static class EnumConverter
{
/// <summary>
/// Get the enum value from a string
/// </summary>
/// <param name="value">String value</param>
/// <returns></returns>
#if NET5_0_OR_GREATER
public static T? ParseString<[DynamicallyAccessedMembers(DynamicallyAccessedMemberTypes.PublicParameterlessConstructor | DynamicallyAccessedMemberTypes.PublicFields)] T>(string value) where T : struct, Enum
#else
public static T? ParseString<T>(string value) where T : struct, Enum
#endif
=> EnumConverter<T>.ParseString(value);
/// <summary>
/// Get the string value for an enum value using the MapAttribute mapping. When multiple values are mapped for a enum entry the first value will be returned
/// </summary>
/// <param name="enumValue"></param>
/// <returns></returns>
#if NET5_0_OR_GREATER
public static string GetString<[DynamicallyAccessedMembers(DynamicallyAccessedMemberTypes.PublicParameterlessConstructor | DynamicallyAccessedMemberTypes.PublicFields)] T>(T enumValue) where T : struct, Enum
#else
public static string GetString<T>(T enumValue) where T : struct, Enum
#endif
=> EnumConverter<T>.GetString(enumValue);
/// <summary>
/// Get the string value for an enum value using the MapAttribute mapping. When multiple values are mapped for a enum entry the first value will be returned
/// </summary>
/// <param name="enumValue"></param>
/// <returns></returns>
[return: NotNullIfNotNull("enumValue")]
#if NET5_0_OR_GREATER
public static string? GetString<[DynamicallyAccessedMembers(DynamicallyAccessedMemberTypes.PublicParameterlessConstructor | DynamicallyAccessedMemberTypes.PublicFields)] T>(T? enumValue) where T : struct, Enum
#else
public static string? GetString<T>(T? enumValue) where T : struct, Enum
#endif
=> EnumConverter<T>.GetString(enumValue);
}
/// <summary>
/// Converter for enum values. Enums entries should be noted with a MapAttribute to map the enum value to a string value
/// </summary>
#if NET5_0_OR_GREATER
public class EnumConverter<[DynamicallyAccessedMembers(DynamicallyAccessedMemberTypes.PublicParameterlessConstructor | DynamicallyAccessedMemberTypes.PublicFields)] T>
#else
public class EnumConverter<T>
#endif
: JsonConverter<T>, INullableConverterFactory where T : struct, Enum
{
class EnumMapping
{
public T Value { get; set; }
public string StringValue { get; set; }
public EnumMapping(T value, string stringValue)
{
Value = value;
StringValue = stringValue;
}
}
#if NET8_0_OR_GREATER
private static FrozenSet<EnumMapping>? _mappingToEnum = null;
private static FrozenDictionary<T, string>? _mappingToString = null;
#else
private static List<EnumMapping>? _mappingToEnum = null;
private static Dictionary<T, string>? _mappingToString = null;
#endif
private NullableEnumConverter? _nullableEnumConverter = null;
private static ConcurrentBag<string> _unknownValuesWarned = new ConcurrentBag<string>();
internal class NullableEnumConverter : JsonConverter<T?>
{
private readonly EnumConverter<T> _enumConverter;
public NullableEnumConverter(EnumConverter<T> enumConverter)
{
_enumConverter = enumConverter;
}
public override T? Read(ref Utf8JsonReader reader, Type typeToConvert, JsonSerializerOptions options)
{
return _enumConverter.ReadNullable(ref reader, typeToConvert, options, out var isEmptyString);
}
public override void Write(Utf8JsonWriter writer, T? value, JsonSerializerOptions options)
{
if (value == null)
{
writer.WriteNullValue();
}
else
{
_enumConverter.Write(writer, value.Value, options);
}
}
}
/// <inheritdoc />
public override T Read(ref Utf8JsonReader reader, Type typeToConvert, JsonSerializerOptions options)
{
var t = ReadNullable(ref reader, typeToConvert, options, out var isEmptyString);
if (t == null)
{
if (isEmptyString && !_unknownValuesWarned.Contains(null))
{
// We received an empty string and have no mapping for it, and the property isn't nullable
LibraryHelpers.StaticLogger?.LogWarning($"Received null or empty enum value, but property type is not a nullable enum. EnumType: {typeof(T).FullName}. If you think {typeof(T).FullName} should be nullable please open an issue on the Github repo");
}
return new T(); // return default value
}
else
{
return t.Value;
}
}
private T? ReadNullable(ref Utf8JsonReader reader, Type typeToConvert, JsonSerializerOptions options, out bool isEmptyString)
{
isEmptyString = false;
var enumType = typeof(T);
if (_mappingToEnum == null)
CreateMapping();
var stringValue = reader.TokenType switch
{
JsonTokenType.String => reader.GetString(),
JsonTokenType.Number => reader.GetInt32().ToString(),
JsonTokenType.True => reader.GetBoolean().ToString(),
JsonTokenType.False => reader.GetBoolean().ToString(),
JsonTokenType.Null => null,
_ => throw new Exception("Invalid token type for enum deserialization: " + reader.TokenType)
};
if (stringValue is null)
return null;
if (!GetValue(enumType, stringValue, out var result))
{
if (string.IsNullOrWhiteSpace(stringValue))
{
isEmptyString = true;
}
else
{
// We received an enum value but weren't able to parse it.
if (!_unknownValuesWarned.Contains(stringValue))
{
_unknownValuesWarned.Add(stringValue!);
LibraryHelpers.StaticLogger?.LogWarning($"Cannot map enum value. EnumType: {enumType.FullName}, Value: {stringValue}, Known values: {string.Join(", ", _mappingToEnum!.Select(m => m.Value))}. If you think {stringValue} should added please open an issue on the Github repo");
}
}
return null;
}
return result;
}
/// <inheritdoc />
public override void Write(Utf8JsonWriter writer, T value, JsonSerializerOptions options)
{
var stringValue = GetString(value);
writer.WriteStringValue(stringValue);
}
private static bool GetValue(Type objectType, string value, out T? result)
{
if (_mappingToEnum != null)
{
EnumMapping? mapping = null;
// Try match on full equals
foreach (var item in _mappingToEnum)
{
if (item.StringValue.Equals(value, StringComparison.Ordinal))
{
mapping = item;
break;
}
}
// If not found, try matching ignoring case
if (mapping == null)
{
foreach (var item in _mappingToEnum)
{
if (item.StringValue.Equals(value, StringComparison.OrdinalIgnoreCase))
{
mapping = item;
break;
}
}
}
if (mapping != null)
{
result = mapping.Value;
return true;
}
}
if (objectType.IsDefined(typeof(FlagsAttribute)))
{
var intValue = int.Parse(value);
result = (T)Enum.ToObject(objectType, intValue);
return true;
}
if (_unknownValuesWarned.Contains(value))
{
// Check if it is an known unknown value
// Done here to prevent lookup overhead for normal conversions, but prevent expensive exception throwing
result = default;
return false;
}
if (String.IsNullOrEmpty(value))
{
// An empty/null value will always fail when parsing, so just return here
result = default;
return false;
}
try
{
// If no explicit mapping is found try to parse string
result = (T)Enum.Parse(objectType, value, true);
return true;
}
catch (Exception)
{
result = default;
return false;
}
}
private static void CreateMapping()
{
var mappingToEnum = new List<EnumMapping>();
var mappingToString = new Dictionary<T, string>();
var enumType = Nullable.GetUnderlyingType(typeof(T)) ?? typeof(T);
var enumMembers = enumType.GetFields();
foreach (var member in enumMembers)
{
var maps = member.GetCustomAttributes(typeof(MapAttribute), false);
foreach (MapAttribute attribute in maps)
{
foreach (var value in attribute.Values)
{
var enumVal = (T)Enum.Parse(enumType, member.Name);
mappingToEnum.Add(new EnumMapping(enumVal, value));
if (!mappingToString.ContainsKey(enumVal))
mappingToString.Add(enumVal, value);
}
}
}
#if NET8_0_OR_GREATER
_mappingToEnum = mappingToEnum.ToFrozenSet();
_mappingToString = mappingToString.ToFrozenDictionary();
#else
_mappingToEnum = mappingToEnum;
_mappingToString = mappingToString;
#endif
}
/// <summary>
/// Get the string value for an enum value using the MapAttribute mapping. When multiple values are mapped for a enum entry the first value will be returned
/// </summary>
/// <param name="enumValue"></param>
/// <returns></returns>
[return: NotNullIfNotNull("enumValue")]
public static string? GetString(T? enumValue)
{
if (_mappingToString == null)
CreateMapping();
return enumValue == null ? null : (_mappingToString!.TryGetValue(enumValue.Value, out var str) ? str : enumValue.ToString());
}
/// <summary>
/// Get the enum value from a string
/// </summary>
/// <param name="value">String value</param>
/// <returns></returns>
public static T? ParseString(string value)
{
var type = Nullable.GetUnderlyingType(typeof(T)) ?? typeof(T);
if (_mappingToEnum == null)
CreateMapping();
EnumMapping? mapping = null;
// Try match on full equals
foreach(var item in _mappingToEnum!)
{
if (item.StringValue.Equals(value, StringComparison.Ordinal))
{
mapping = item;
break;
}
}
// If not found, try matching ignoring case
if (mapping == null)
{
foreach (var item in _mappingToEnum)
{
if (item.StringValue.Equals(value, StringComparison.OrdinalIgnoreCase))
{
mapping = item;
break;
}
}
}
if (mapping != null)
return mapping.Value;
try
{
// If no explicit mapping is found try to parse string
return (T)Enum.Parse(type, value, true);
}
catch (Exception)
{
return default;
}
}
/// <inheritdoc />
public JsonConverter CreateNullableConverter()
{
_nullableEnumConverter ??= new NullableEnumConverter(this);
return _nullableEnumConverter;
}
}
}

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@ -1,22 +0,0 @@
using System;
using System.Text.Json;
using System.Text.Json.Serialization;
namespace CryptoExchange.Net.Converters.SystemTextJson
{
/// <summary>
/// Converter for serializing enum values as int
/// </summary>
public class EnumIntWriterConverter<T> : JsonConverter<T> where T: struct, Enum
{
/// <inheritdoc />
public override T Read(ref Utf8JsonReader reader, Type typeToConvert, JsonSerializerOptions options)
{
throw new NotImplementedException();
}
/// <inheritdoc />
public override void Write(Utf8JsonWriter writer, T value, JsonSerializerOptions options)
=> writer.WriteNumberValue((int)(object)value);
}
}

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@ -1,9 +0,0 @@
using System.Text.Json.Serialization;
namespace CryptoExchange.Net.Converters.SystemTextJson
{
internal interface INullableConverterFactory
{
JsonConverter CreateNullableConverter();
}
}

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@ -1,40 +0,0 @@
using System;
using System.Globalization;
using System.Text.Json;
using System.Text.Json.Serialization;
namespace CryptoExchange.Net.Converters.SystemTextJson
{
/// <summary>
/// Int converter
/// </summary>
public class IntConverter : JsonConverter<int?>
{
/// <inheritdoc />
public override int? Read(ref Utf8JsonReader reader, Type typeToConvert, JsonSerializerOptions options)
{
if (reader.TokenType == JsonTokenType.Null)
return null;
if (reader.TokenType == JsonTokenType.String)
{
var value = reader.GetString();
if (string.IsNullOrEmpty(value))
return null;
return int.Parse(value, NumberStyles.Integer, CultureInfo.InvariantCulture);
}
return reader.GetInt32();
}
/// <inheritdoc />
public override void Write(Utf8JsonWriter writer, int? value, JsonSerializerOptions options)
{
if (value == null)
writer.WriteNullValue();
else
writer.WriteNumberValue(value.Value);
}
}
}

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@ -1,40 +0,0 @@
using System;
using System.Globalization;
using System.Text.Json;
using System.Text.Json.Serialization;
namespace CryptoExchange.Net.Converters.SystemTextJson
{
/// <summary>
/// Int converter
/// </summary>
public class LongConverter : JsonConverter<long?>
{
/// <inheritdoc />
public override long? Read(ref Utf8JsonReader reader, Type typeToConvert, JsonSerializerOptions options)
{
if (reader.TokenType == JsonTokenType.Null)
return null;
if (reader.TokenType == JsonTokenType.String)
{
var value = reader.GetString();
if (string.IsNullOrEmpty(value))
return null;
return long.Parse(value, NumberStyles.Integer, CultureInfo.InvariantCulture);
}
return reader.GetInt64();
}
/// <inheritdoc />
public override void Write(Utf8JsonWriter writer, long? value, JsonSerializerOptions options)
{
if (value == null)
writer.WriteNullValue();
else
writer.WriteNumberValue(value.Value);
}
}
}

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@ -1,117 +0,0 @@
using CryptoExchange.Net.Converters.MessageParsing.DynamicConverters;
using CryptoExchange.Net.Objects;
using CryptoExchange.Net.Objects.Errors;
using System;
using System.Diagnostics.CodeAnalysis;
using System.IO;
using System.Linq;
using System.Net.Http.Headers;
using System.Text.Json;
using System.Threading;
using System.Threading.Tasks;
namespace CryptoExchange.Net.Converters.SystemTextJson.MessageHandlers
{
/// <summary>
/// JSON REST message handler
/// </summary>
public abstract class JsonRestMessageHandler : IRestMessageHandler
{
private static MediaTypeWithQualityHeaderValue _acceptJsonContent = new MediaTypeWithQualityHeaderValue(Constants.JsonContentHeader);
/// <summary>
/// Empty rate limit error
/// </summary>
protected static readonly ServerRateLimitError _emptyRateLimitError = new ServerRateLimitError();
/// <inheritdoc />
public virtual bool RequiresSeekableStream => false;
/// <summary>
/// The serializer options to use
/// </summary>
public abstract JsonSerializerOptions Options { get; }
/// <inheritdoc />
public MediaTypeWithQualityHeaderValue AcceptHeader => _acceptJsonContent;
/// <inheritdoc />
public virtual ValueTask<ServerRateLimitError> ParseErrorRateLimitResponse(
int httpStatusCode,
HttpResponseHeaders responseHeaders,
Stream responseStream)
{
// Handle retry after header
var retryAfterHeader = responseHeaders.SingleOrDefault(r => r.Key.Equals("Retry-After", StringComparison.InvariantCultureIgnoreCase));
if (retryAfterHeader.Value?.Any() != true)
return new ValueTask<ServerRateLimitError>(_emptyRateLimitError);
var value = retryAfterHeader.Value.First();
if (int.TryParse(value, out var seconds))
return new ValueTask<ServerRateLimitError>(new ServerRateLimitError() { RetryAfter = DateTime.UtcNow.AddSeconds(seconds) });
if (DateTime.TryParse(value, out var datetime))
return new ValueTask<ServerRateLimitError>(new ServerRateLimitError() { RetryAfter = datetime });
return new ValueTask<ServerRateLimitError>(_emptyRateLimitError);
}
/// <inheritdoc />
public abstract ValueTask<Error> ParseErrorResponse(
int httpStatusCode,
HttpResponseHeaders responseHeaders,
Stream responseStream);
/// <inheritdoc />
public virtual ValueTask<Error?> CheckForErrorResponse(
RequestDefinition request,
HttpResponseHeaders responseHeaders,
Stream responseStream) => new ValueTask<Error?>((Error?)null);
/// <summary>
/// Read the response into a JsonDocument object
/// </summary>
protected virtual async ValueTask<(Error?, JsonDocument?)> GetJsonDocument(Stream stream)
{
try
{
var document = await JsonDocument.ParseAsync(stream).ConfigureAwait(false);
return (null, document);
}
catch (Exception ex)
{
return (new ServerError(new ErrorInfo(ErrorType.DeserializationFailed, false, "Deserialization failed, invalid JSON"), ex), null);
}
}
/// <inheritdoc />
#if NET5_0_OR_GREATER
[UnconditionalSuppressMessage("AssemblyLoadTrimming", "IL3050:RequiresUnreferencedCode", Justification = "JsonSerializerOptions provided here has TypeInfoResolver set")]
[UnconditionalSuppressMessage("AssemblyLoadTrimming", "IL2026:RequiresUnreferencedCode", Justification = "JsonSerializerOptions provided here has TypeInfoResolver set")]
#endif
public async ValueTask<(T? Result, Error? Error)> TryDeserializeAsync<T>(Stream responseStream, CancellationToken cancellationToken)
{
try
{
#pragma warning disable IL2026 // Members annotated with 'RequiresUnreferencedCodeAttribute' require dynamic access otherwise can break functionality when trimming application code
#pragma warning disable IL3050 // Calling members annotated with 'RequiresDynamicCodeAttribute' may break functionality when AOT compiling.
var result = await JsonSerializer.DeserializeAsync<T>(responseStream, Options)!.ConfigureAwait(false)!;
#pragma warning restore IL3050 // Calling members annotated with 'RequiresDynamicCodeAttribute' may break functionality when AOT compiling.
#pragma warning restore IL2026 // Members annotated with 'RequiresUnreferencedCodeAttribute' require dynamic access otherwise can break functionality when trimming application code
return (result, null);
}
catch (JsonException ex)
{
var info = $"Json deserialization failed: {ex.Message}, Path: {ex.Path}, LineNumber: {ex.LineNumber}, LinePosition: {ex.BytePositionInLine}";
return (default, new DeserializeError(info, ex));
}
catch (Exception ex)
{
return (default, new DeserializeError($"Json deserialization failed: {ex.Message}", ex));
}
}
/// <inheritdoc />
public virtual Error? CheckDeserializedResponse<T>(HttpResponseHeaders responseHeaders, T result) => null;
}
}

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@ -1,348 +0,0 @@
using CryptoExchange.Net.Converters.MessageParsing.DynamicConverters;
using System;
using System.Collections.Generic;
using System.Diagnostics.CodeAnalysis;
using System.Linq;
using System.Net.WebSockets;
using System.Text;
using System.Text.Json;
namespace CryptoExchange.Net.Converters.SystemTextJson.MessageHandlers
{
/// <summary>
/// JSON WebSocket message handler, sequentially read the JSON and looks for specific predefined fields to identify the message
/// </summary>
public abstract class JsonSocketMessageHandler : ISocketMessageHandler
{
/// <summary>
/// The serializer options to use
/// </summary>
public abstract JsonSerializerOptions Options { get; }
/// <summary>
/// Message evaluators
/// </summary>
protected abstract MessageTypeDefinition[] TypeEvaluators { get; }
private readonly SearchResult _searchResult = new();
private bool _hasArraySearches;
private bool _initialized;
private int _maxSearchDepth;
private MessageTypeDefinition? _topEvaluator;
private List<MessageEvalutorFieldReference>? _searchFields;
private Dictionary<Type, Func<object, string?>>? _baseTypeMapping;
private Dictionary<Type, Func<object, string?>>? _mapping;
/// <summary>
/// Add a mapping of a specific object of a type to a specific topic
/// </summary>
/// <typeparam name="T">Type to get topic for</typeparam>
/// <param name="mapping">The topic retrieve delegate</param>
protected void AddTopicMapping<T>(Func<T, string?> mapping)
{
_mapping ??= new Dictionary<Type, Func<object, string?>>();
_mapping.Add(typeof(T), x => mapping((T)x));
}
private void InitializeConverter()
{
if (_initialized)
return;
_maxSearchDepth = int.MinValue;
_searchFields = new List<MessageEvalutorFieldReference>();
foreach (var evaluator in TypeEvaluators)
{
_topEvaluator ??= evaluator;
foreach (var field in evaluator.Fields)
{
var overlapping = _searchFields.Where(otherField =>
{
if (field is PropertyFieldReference propRef
&& otherField.Field is PropertyFieldReference otherPropRef)
{
return field.Depth == otherPropRef.Depth && propRef.PropertyName.SequenceEqual(otherPropRef.PropertyName);
}
else if (field is ArrayFieldReference arrayRef
&& otherField.Field is ArrayFieldReference otherArrayPropRef)
{
return field.Depth == otherArrayPropRef.Depth && arrayRef.ArrayIndex == otherArrayPropRef.ArrayIndex;
}
return false;
}).ToList();
if (overlapping.Any())
{
foreach (var overlap in overlapping)
overlap.OverlappingField = true;
}
List<MessageEvalutorFieldReference>? existingSameSearchField = new();
if (field is ArrayFieldReference arrayField)
{
_hasArraySearches = true;
existingSameSearchField = _searchFields.Where(x =>
x.Field is ArrayFieldReference arrayFieldRef
&& arrayFieldRef.ArrayIndex == arrayField.ArrayIndex
&& arrayFieldRef.Depth == arrayField.Depth
&& arrayFieldRef.Constraint == null && arrayField.Constraint == null).ToList();
}
else if (field is PropertyFieldReference propField)
{
existingSameSearchField = _searchFields.Where(x =>
x.Field is PropertyFieldReference propFieldRef
&& propFieldRef.PropertyName.SequenceEqual(propField.PropertyName)
&& propFieldRef.Depth == propField.Depth
&& propFieldRef.Constraint == null && propFieldRef.Constraint == null).ToList();
}
foreach(var sameSearchField in existingSameSearchField)
{
if (sameSearchField.SkipReading == true
&& (evaluator.TypeIdentifierCallback != null || field.Constraint != null))
{
sameSearchField.SkipReading = false;
}
if (evaluator.ForceIfFound)
{
if (evaluator.Fields.Length > 1 || sameSearchField.ForceEvaluator != null)
throw new Exception("Invalid config");
//sameSearchField.ForceEvaluator = evaluator;
}
}
_searchFields.Add(new MessageEvalutorFieldReference(field)
{
SkipReading = evaluator.TypeIdentifierCallback == null && field.Constraint == null,
ForceEvaluator = !existingSameSearchField.Any() ? evaluator.ForceIfFound ? evaluator : null : null,
OverlappingField = overlapping.Any()
});
if (field.Depth > _maxSearchDepth)
_maxSearchDepth = field.Depth;
}
}
_initialized = true;
}
/// <inheritdoc />
public virtual string? GetTopicFilter(object deserializedObject)
{
if (_mapping == null)
return null;
// Cache the found type for future
var currentType = deserializedObject.GetType();
if (_baseTypeMapping != null)
{
if (_baseTypeMapping.TryGetValue(currentType, out var typeMapping))
return typeMapping(deserializedObject);
}
var mappedBase = false;
while (currentType != null)
{
if (_mapping.TryGetValue(currentType, out var mapping))
{
if (mappedBase)
{
_baseTypeMapping ??= new Dictionary<Type, Func<object, string?>>();
_baseTypeMapping.Add(deserializedObject.GetType(), mapping);
}
return mapping(deserializedObject);
}
mappedBase = true;
currentType = currentType.BaseType;
}
return null;
}
/// <inheritdoc />
public virtual string? GetTypeIdentifier(ReadOnlySpan<byte> data, WebSocketMessageType? webSocketMessageType)
{
InitializeConverter();
int? arrayIndex = null;
_searchResult.Clear();
var reader = new Utf8JsonReader(data);
while (reader.Read())
{
if ((reader.TokenType == JsonTokenType.StartArray
|| reader.TokenType == JsonTokenType.StartObject)
&& reader.CurrentDepth == _maxSearchDepth)
{
// There is no field we need to search for on a depth deeper than this, skip
reader.Skip();
continue;
}
if (reader.TokenType == JsonTokenType.StartArray)
arrayIndex = -1;
else if (reader.TokenType == JsonTokenType.EndArray)
arrayIndex = null;
else if (arrayIndex != null)
arrayIndex++;
if (reader.TokenType == JsonTokenType.PropertyName
|| arrayIndex != null && _hasArraySearches)
{
bool written = false;
string? value = null;
byte[]? propName = null;
foreach (var field in _searchFields!)
{
if (field.Field.Depth != reader.CurrentDepth)
continue;
bool readArrayValues = false;
if (field.Field is PropertyFieldReference propFieldRef)
{
if (propName == null)
{
if (reader.TokenType != JsonTokenType.PropertyName)
continue;
if (!reader.ValueTextEquals(propFieldRef.PropertyName))
continue;
propName = propFieldRef.PropertyName;
readArrayValues = propFieldRef.ArrayValues;
reader.Read();
}
else if (!propFieldRef.PropertyName.SequenceEqual(propName))
{
continue;
}
}
else if (field.Field is ArrayFieldReference arrayFieldRef)
{
if (propName != null)
continue;
if (reader.TokenType == JsonTokenType.PropertyName)
continue;
if (arrayFieldRef.ArrayIndex != arrayIndex)
continue;
}
if (!field.SkipReading)
{
if (value == null)
{
if (readArrayValues)
{
if (reader.TokenType != JsonTokenType.StartArray)
// error
return null;
var sb = new StringBuilder();
reader.Read();// Read start array
bool first = true;
while(reader.TokenType != JsonTokenType.EndArray)
{
if (!first)
sb.Append(",");
first = false;
sb.Append(reader.GetString());
reader.Read();
}
value = first ? null : sb.ToString();
}
else
{
switch (reader.TokenType)
{
case JsonTokenType.Number:
value = reader.GetDecimal().ToString();
break;
case JsonTokenType.String:
value = reader.GetString()!;
break;
case JsonTokenType.True:
case JsonTokenType.False:
value = reader.GetBoolean().ToString()!;
break;
case JsonTokenType.Null:
value = null;
break;
case JsonTokenType.StartObject:
case JsonTokenType.StartArray:
value = null;
break;
default:
continue;
}
}
}
if (field.Field.Constraint != null
&& !field.Field.Constraint(value))
{
continue;
}
}
_searchResult.Write(field.Field, value);
if (field.ForceEvaluator != null)
{
if (field.ForceEvaluator.StaticIdentifier != null)
return field.ForceEvaluator.StaticIdentifier;
// Force the immediate return upon encountering this field
return field.ForceEvaluator.GetMessageType(_searchResult);
}
written = true;
if (!field.OverlappingField)
break;
}
if (!written)
continue;
if (_topEvaluator!.Satisfied(_searchResult))
return _topEvaluator.GetMessageType(_searchResult);
if (_searchFields.Count == _searchResult.Count)
break;
}
}
foreach (var evaluator in TypeEvaluators)
{
if (evaluator.Satisfied(_searchResult))
return evaluator.GetMessageType(_searchResult);
}
return null;
}
/// <inheritdoc />
#if NET5_0_OR_GREATER
[UnconditionalSuppressMessage("AssemblyLoadTrimming", "IL3050:RequiresUnreferencedCode", Justification = "JsonSerializerOptions provided here has TypeInfoResolver set")]
[UnconditionalSuppressMessage("AssemblyLoadTrimming", "IL2026:RequiresUnreferencedCode", Justification = "JsonSerializerOptions provided here has TypeInfoResolver set")]
#endif
public virtual object Deserialize(ReadOnlySpan<byte> data, Type type)
{
#pragma warning disable IL2026 // Members annotated with 'RequiresUnreferencedCodeAttribute' require dynamic access otherwise can break functionality when trimming application code
#pragma warning disable IL3050 // Calling members annotated with 'RequiresDynamicCodeAttribute' may break functionality when AOT compiling.
return JsonSerializer.Deserialize(data, type, Options)!;
#pragma warning restore IL3050 // Calling members annotated with 'RequiresDynamicCodeAttribute' may break functionality when AOT compiling.
#pragma warning restore IL2026 // Members annotated with 'RequiresUnreferencedCodeAttribute' require dynamic access otherwise can break functionality when trimming application code
}
}
}

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@ -1,63 +0,0 @@
using CryptoExchange.Net.Converters.MessageParsing.DynamicConverters;
using System;
using System.Net.WebSockets;
using System.Text.Json;
namespace CryptoExchange.Net.Converters.SystemTextJson.MessageHandlers
{
/// <summary>
/// JSON WebSocket message handler, reads the json data info a JsonDocument after which the data can be inspected to identify the message
/// </summary>
public abstract class JsonSocketPreloadMessageHandler : ISocketMessageHandler
{
/// <summary>
/// The serializer options to use
/// </summary>
public abstract JsonSerializerOptions Options { get; }
/// <inheritdoc />
public virtual string? GetTypeIdentifier(ReadOnlySpan<byte> data, WebSocketMessageType? webSocketMessageType)
{
var reader = new Utf8JsonReader(data);
var jsonDocument = JsonDocument.ParseValue(ref reader);
return GetTypeIdentifier(jsonDocument);
}
/// <summary>
/// Get the message identifier for this document
/// </summary>
protected abstract string? GetTypeIdentifier(JsonDocument document);
/// <summary>
/// Get optional topic filter, for example a symbol name
/// </summary>
public virtual string? GetTopicFilter(object deserializedObject) => null;
/// <inheritdoc />
public virtual object Deserialize(ReadOnlySpan<byte> data, Type type)
{
#pragma warning disable IL2026 // Members annotated with 'RequiresUnreferencedCodeAttribute' require dynamic access otherwise can break functionality when trimming application code
#pragma warning disable IL3050 // Calling members annotated with 'RequiresDynamicCodeAttribute' may break functionality when AOT compiling.
return JsonSerializer.Deserialize(data, type, Options)!;
#pragma warning restore IL3050 // Calling members annotated with 'RequiresDynamicCodeAttribute' may break functionality when AOT compiling.
#pragma warning restore IL2026 // Members annotated with 'RequiresUnreferencedCodeAttribute' require dynamic access otherwise can break functionality when trimming application code
}
/// <summary>
/// Get the string value for a path, or an emtpy string if not found
/// </summary>
protected string StringOrEmpty(JsonDocument document, string path)
{
if (!document.RootElement.TryGetProperty(path, out var element))
return string.Empty;
if (element.ValueKind == JsonValueKind.String)
return element.GetString() ?? string.Empty;
else if (element.ValueKind == JsonValueKind.Number)
return element.GetDecimal().ToString();
return string.Empty;
}
}
}

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@ -1,41 +0,0 @@
using System;
using System.Text.Json.Serialization.Metadata;
using System.Text.Json;
using System.Text.Json.Serialization;
namespace CryptoExchange.Net.Converters.SystemTextJson
{
internal class NullableEnumConverterFactory : JsonConverterFactory
{
private readonly IJsonTypeInfoResolver _jsonTypeInfoResolver;
private static readonly JsonSerializerOptions _options = new JsonSerializerOptions();
public NullableEnumConverterFactory(IJsonTypeInfoResolver jsonTypeInfoResolver)
{
_jsonTypeInfoResolver = jsonTypeInfoResolver;
}
public override bool CanConvert(Type typeToConvert)
{
var b = Nullable.GetUnderlyingType(typeToConvert);
if (b == null)
return false;
var typeInfo = _jsonTypeInfoResolver.GetTypeInfo(b, _options);
if (typeInfo == null)
return false;
return typeInfo.Converter is INullableConverterFactory;
}
public override JsonConverter? CreateConverter(Type typeToConvert, JsonSerializerOptions options)
{
var b = Nullable.GetUnderlyingType(typeToConvert) ?? throw new ArgumentNullException($"Not nullable {typeToConvert.Name}");
var typeInfo = _jsonTypeInfoResolver.GetTypeInfo(b, _options) ?? throw new ArgumentNullException($"Can find type {typeToConvert.Name}");
if (typeInfo.Converter is not INullableConverterFactory nullConverterFactory)
throw new ArgumentNullException($"Can find type converter for {typeToConvert.Name}");
return nullConverterFactory.CreateNullableConverter();
}
}
}

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@ -1,42 +0,0 @@
using System;
using System.Text.Json;
using System.Text.Json.Serialization;
namespace CryptoExchange.Net.Converters.SystemTextJson
{
/// <summary>
/// Read string or number as string
/// </summary>
public class NumberStringConverter : JsonConverter<string?>
{
/// <inheritdoc />
public override string? Read(ref Utf8JsonReader reader, Type typeToConvert, JsonSerializerOptions options)
{
if (reader.TokenType == JsonTokenType.Null)
return null;
if (reader.TokenType == JsonTokenType.Number)
{
if (reader.TryGetInt64(out var value))
return value.ToString();
return reader.GetDecimal().ToString();
}
try
{
return reader.GetString();
}
catch (Exception)
{
return null;
}
}
/// <inheritdoc />
public override void Write(Utf8JsonWriter writer, string? value, JsonSerializerOptions options)
{
writer.WriteStringValue(value);
}
}
}

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@ -1,43 +0,0 @@
using System;
using System.Text.Json.Serialization;
using System.Text.Json;
using System.Diagnostics.CodeAnalysis;
namespace CryptoExchange.Net.Converters.SystemTextJson
{
/// <summary>
/// Converter for values which contain a nested json value
/// </summary>
public class ObjectStringConverter<T> : JsonConverter<T>
{
/// <inheritdoc />
#if NET5_0_OR_GREATER
[UnconditionalSuppressMessage("AssemblyLoadTrimming", "IL3050:RequiresUnreferencedCode", Justification = "JsonSerializerOptions provided here has TypeInfoResolver set")]
[UnconditionalSuppressMessage("AssemblyLoadTrimming", "IL2026:RequiresUnreferencedCode", Justification = "JsonSerializerOptions provided here has TypeInfoResolver set")]
#endif
public override T? Read(ref Utf8JsonReader reader, Type typeToConvert, JsonSerializerOptions options)
{
if (reader.TokenType == JsonTokenType.Null)
return default;
var value = reader.GetString();
if (string.IsNullOrEmpty(value))
return default;
return (T?)JsonDocument.Parse(value!).Deserialize(typeof(T), options);
}
/// <inheritdoc />
#if NET5_0_OR_GREATER
[UnconditionalSuppressMessage("AssemblyLoadTrimming", "IL3050:RequiresUnreferencedCode", Justification = "JsonSerializerOptions provided here has TypeInfoResolver set")]
[UnconditionalSuppressMessage("AssemblyLoadTrimming", "IL2026:RequiresUnreferencedCode", Justification = "JsonSerializerOptions provided here has TypeInfoResolver set")]
#endif
public override void Write(Utf8JsonWriter writer, T? value, JsonSerializerOptions options)
{
if (value is null)
writer.WriteStringValue("");
writer.WriteStringValue(JsonSerializer.Serialize(value, options));
}
}
}

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@ -1,41 +0,0 @@
using System;
using System.Linq;
using System.Text.Json;
using System.Text.Json.Serialization;
namespace CryptoExchange.Net.Converters.SystemTextJson
{
/// <summary>
/// Replace a value on a string property
/// </summary>
public abstract class ReplaceConverter : JsonConverter<string>
{
private readonly (string ValueToReplace, string ValueToReplaceWith)[] _replacementSets;
/// <summary>
/// ctor
/// </summary>
public ReplaceConverter(params string[] replaceSets)
{
_replacementSets = replaceSets.Select(x =>
{
var split = x.Split(new string[] { "->" }, StringSplitOptions.None);
if (split.Length != 2)
throw new ArgumentException("Invalid replacement config");
return (split[0], split[1]);
}).ToArray();
}
/// <inheritdoc />
public override string? Read(ref Utf8JsonReader reader, Type typeToConvert, JsonSerializerOptions options)
{
var value = reader.GetString();
foreach (var set in _replacementSets)
value = value?.Replace(set.ValueToReplace, set.ValueToReplaceWith);
return value;
}
/// <inheritdoc />
public override void Write(Utf8JsonWriter writer, string value, JsonSerializerOptions options) => writer.WriteStringValue(value);
}
}

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@ -1,21 +0,0 @@
using System;
namespace CryptoExchange.Net.Converters.SystemTextJson
{
/// <summary>
/// Attribute to mark a model as json serializable. Used for AOT compilation.
/// </summary>
[AttributeUsage(System.AttributeTargets.Class | AttributeTargets.Enum | System.AttributeTargets.Interface)]
public class SerializationModelAttribute : Attribute
{
/// <summary>
/// ctor
/// </summary>
public SerializationModelAttribute() { }
/// <summary>
/// ctor
/// </summary>
/// <param name="type"></param>
public SerializationModelAttribute(Type type) { }
}
}

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@ -1,47 +0,0 @@
using System.Collections.Concurrent;
using System.Text.Json;
using System.Text.Json.Serialization;
namespace CryptoExchange.Net.Converters.SystemTextJson
{
/// <summary>
/// Serializer options
/// </summary>
public static class SerializerOptions
{
private static readonly ConcurrentDictionary<JsonSerializerContext, JsonSerializerOptions> _cache = new ConcurrentDictionary<JsonSerializerContext, JsonSerializerOptions>();
/// <summary>
/// Get Json serializer settings which includes standard converters for DateTime, bool, enum and number types
/// </summary>
public static JsonSerializerOptions WithConverters(JsonSerializerContext typeResolver, params JsonConverter[] additionalConverters)
{
if (!_cache.TryGetValue(typeResolver, out var options))
{
options = new JsonSerializerOptions
{
NumberHandling = JsonNumberHandling.AllowReadingFromString | JsonNumberHandling.AllowNamedFloatingPointLiterals,
PropertyNameCaseInsensitive = false,
Converters =
{
new DateTimeConverter(),
new BoolConverter(),
new DecimalConverter(),
new IntConverter(),
new LongConverter(),
new NullableEnumConverterFactory(typeResolver)
},
TypeInfoResolver = typeResolver,
};
foreach (var converter in additionalConverters)
options.Converters.Add(converter);
options.TypeInfoResolver = typeResolver;
_cache.TryAdd(typeResolver, options);
}
return options;
}
}
}

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@ -1,58 +0,0 @@
using CryptoExchange.Net.SharedApis;
using System;
using System.Text.Json;
using System.Text.Json.Serialization;
namespace CryptoExchange.Net.Converters.SystemTextJson
{
internal class SharedQuantityConverter : SharedQuantityReferenceConverter<SharedQuantity> { }
internal class SharedOrderQuantityConverter : SharedQuantityReferenceConverter<SharedOrderQuantity> { }
internal class SharedQuantityReferenceConverter<T> : JsonConverter<T> where T: SharedQuantityReference, new()
{
public override T? Read(ref Utf8JsonReader reader, Type typeToConvert, JsonSerializerOptions options)
{
if (reader.TokenType != JsonTokenType.StartArray)
throw new Exception("");
reader.Read(); // Start array
var baseQuantity = reader.TokenType == JsonTokenType.Null ? (decimal?)null : reader.GetDecimal();
reader.Read();
var quoteQuantity = reader.TokenType == JsonTokenType.Null ? (decimal?)null : reader.GetDecimal();
reader.Read();
var contractQuantity = reader.TokenType == JsonTokenType.Null ? (decimal?)null : reader.GetDecimal();
reader.Read();
if (reader.TokenType != JsonTokenType.EndArray)
throw new Exception("");
reader.Read(); // End array
var result = new T();
result.QuantityInBaseAsset = baseQuantity;
result.QuantityInQuoteAsset = quoteQuantity;
result.QuantityInContracts = contractQuantity;
return result;
}
public override void Write(Utf8JsonWriter writer, T value, JsonSerializerOptions options)
{
writer.WriteStartArray();
if (value.QuantityInBaseAsset == null)
writer.WriteNullValue();
else
writer.WriteNumberValue(value.QuantityInBaseAsset.Value);
if (value.QuantityInQuoteAsset == null)
writer.WriteNullValue();
else
writer.WriteNumberValue(value.QuantityInQuoteAsset.Value);
if (value.QuantityInContracts == null)
writer.WriteNullValue();
else
writer.WriteNumberValue(value.QuantityInContracts.Value);
writer.WriteEndArray();
}
}
}

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@ -1,44 +0,0 @@
using CryptoExchange.Net.SharedApis;
using System;
using System.Text.Json;
using System.Text.Json.Serialization;
namespace CryptoExchange.Net.Converters.SystemTextJson
{
internal class SharedSymbolConverter : JsonConverter<SharedSymbol>
{
public override SharedSymbol? Read(ref Utf8JsonReader reader, Type typeToConvert, JsonSerializerOptions options)
{
if (reader.TokenType != JsonTokenType.StartArray)
throw new Exception("");
reader.Read(); // Start array
var tradingMode = (TradingMode)Enum.Parse(typeof(TradingMode), reader.GetString()!);
reader.Read();
var baseAsset = reader.GetString()!;
reader.Read();
var quoteAsset = reader.GetString()!;
reader.Read();
var timeStr = reader.GetString()!;
var deliverTime = string.IsNullOrEmpty(timeStr) ? (DateTime?)null : DateTime.Parse(timeStr);
reader.Read();
if (reader.TokenType != JsonTokenType.EndArray)
throw new Exception("");
reader.Read(); // End array
return new SharedSymbol(tradingMode, baseAsset, quoteAsset, deliverTime);
}
public override void Write(Utf8JsonWriter writer, SharedSymbol value, JsonSerializerOptions options)
{
writer.WriteStartArray();
writer.WriteStringValue(value.TradingMode.ToString());
writer.WriteStringValue(value.BaseAsset);
writer.WriteStringValue(value.QuoteAsset);
writer.WriteStringValue(value.DeliverTime?.ToString());
writer.WriteEndArray();
}
}
}

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@ -1,373 +0,0 @@
using CryptoExchange.Net.Converters.MessageParsing;
using CryptoExchange.Net.Interfaces;
using CryptoExchange.Net.Objects;
using System;
using System.Diagnostics.CodeAnalysis;
using System.IO;
using System.Text;
using System.Text.Json;
using System.Threading.Tasks;
namespace CryptoExchange.Net.Converters.SystemTextJson
{
/// <summary>
/// System.Text.Json message accessor
/// </summary>
public abstract class SystemTextJsonMessageAccessor : IMessageAccessor
{
/// <summary>
/// The JsonDocument loaded
/// </summary>
protected JsonDocument? _document;
private readonly JsonSerializerOptions? _customSerializerOptions;
/// <inheritdoc />
public bool IsValid { get; set; }
/// <inheritdoc />
public abstract bool OriginalDataAvailable { get; }
/// <inheritdoc />
public object? Underlying => throw new NotImplementedException();
/// <summary>
/// ctor
/// </summary>
public SystemTextJsonMessageAccessor(JsonSerializerOptions options)
{
_customSerializerOptions = options;
}
/// <inheritdoc />
#if NET5_0_OR_GREATER
[UnconditionalSuppressMessage("AssemblyLoadTrimming", "IL2026:RequiresUnreferencedCode", Justification = "JsonSerializerOptions provided here has TypeInfoResolver set")]
[UnconditionalSuppressMessage("AssemblyLoadTrimming", "IL3050:RequiresUnreferencedCode", Justification = "JsonSerializerOptions provided here has TypeInfoResolver set")]
#endif
public CallResult<object> Deserialize(Type type, MessagePath? path = null)
{
if (!IsValid)
return new CallResult<object>(GetOriginalString());
if (_document == null)
throw new InvalidOperationException("No json document loaded");
try
{
var result = _document.Deserialize(type, _customSerializerOptions);
return new CallResult<object>(result!);
}
catch (JsonException ex)
{
var info = $"Json deserialization failed: {ex.Message}, Path: {ex.Path}, LineNumber: {ex.LineNumber}, LinePosition: {ex.BytePositionInLine}";
return new CallResult<object>(new DeserializeError(info, ex));
}
catch (Exception ex)
{
return new CallResult<object>(new DeserializeError($"Json deserialization failed: {ex.Message}", ex));
}
}
/// <inheritdoc />
#if NET5_0_OR_GREATER
[UnconditionalSuppressMessage("AssemblyLoadTrimming", "IL2026:RequiresUnreferencedCode", Justification = "JsonSerializerOptions provided here has TypeInfoResolver set")]
[UnconditionalSuppressMessage("AssemblyLoadTrimming", "IL3050:RequiresUnreferencedCode", Justification = "JsonSerializerOptions provided here has TypeInfoResolver set")]
#endif
public CallResult<T> Deserialize<T>(MessagePath? path = null)
{
if (_document == null)
throw new InvalidOperationException("No json document loaded");
try
{
var result = _document.Deserialize<T>(_customSerializerOptions);
return new CallResult<T>(result!);
}
catch (JsonException ex)
{
var info = $"Json deserialization failed: {ex.Message}, Path: {ex.Path}, LineNumber: {ex.LineNumber}, LinePosition: {ex.BytePositionInLine}";
return new CallResult<T>(new DeserializeError(info, ex));
}
catch (Exception ex)
{
return new CallResult<T>(new DeserializeError($"Json deserialization failed: {ex.Message}", ex));
}
}
/// <inheritdoc />
public NodeType? GetNodeType()
{
if (!IsValid)
throw new InvalidOperationException("Can't access json data on non-json message");
if (_document == null)
throw new InvalidOperationException("No json document loaded");
return _document.RootElement.ValueKind switch
{
JsonValueKind.Object => NodeType.Object,
JsonValueKind.Array => NodeType.Array,
_ => NodeType.Value
};
}
/// <inheritdoc />
public NodeType? GetNodeType(MessagePath path)
{
if (!IsValid)
throw new InvalidOperationException("Can't access json data on non-json message");
var node = GetPathNode(path);
if (!node.HasValue)
return null;
return node.Value.ValueKind switch
{
JsonValueKind.Object => NodeType.Object,
JsonValueKind.Array => NodeType.Array,
_ => NodeType.Value
};
}
/// <inheritdoc />
#if NET5_0_OR_GREATER
[UnconditionalSuppressMessage("AssemblyLoadTrimming", "IL2026:RequiresUnreferencedCode", Justification = "JsonSerializerOptions provided here has TypeInfoResolver set")]
[UnconditionalSuppressMessage("AssemblyLoadTrimming", "IL3050:RequiresUnreferencedCode", Justification = "JsonSerializerOptions provided here has TypeInfoResolver set")]
#endif
public T? GetValue<T>(MessagePath path)
{
if (!IsValid)
throw new InvalidOperationException("Can't access json data on non-json message");
var value = GetPathNode(path);
if (value == null)
return default;
if (value.Value.ValueKind == JsonValueKind.Object || value.Value.ValueKind == JsonValueKind.Array)
{
try
{
return value.Value.Deserialize<T>(_customSerializerOptions);
}
catch { }
return default;
}
if (typeof(T) == typeof(string))
{
if (value.Value.ValueKind == JsonValueKind.Number)
return (T)(object)value.Value.GetInt64().ToString();
}
return value.Value.Deserialize<T>(_customSerializerOptions);
}
/// <inheritdoc />
#if NET5_0_OR_GREATER
[UnconditionalSuppressMessage("AssemblyLoadTrimming", "IL2026:RequiresUnreferencedCode", Justification = "JsonSerializerOptions provided here has TypeInfoResolver set")]
[UnconditionalSuppressMessage("AssemblyLoadTrimming", "IL3050:RequiresUnreferencedCode", Justification = "JsonSerializerOptions provided here has TypeInfoResolver set")]
#endif
public T?[]? GetValues<T>(MessagePath path)
{
if (!IsValid)
throw new InvalidOperationException("Can't access json data on non-json message");
var value = GetPathNode(path);
if (value == null)
return default;
if (value.Value.ValueKind != JsonValueKind.Array)
return default;
return value.Value.Deserialize<T[]>(_customSerializerOptions)!;
}
private JsonElement? GetPathNode(MessagePath path)
{
if (!IsValid)
throw new InvalidOperationException("Can't access json data on non-json message");
if (_document == null)
throw new InvalidOperationException("No json document loaded");
JsonElement? currentToken = _document.RootElement;
foreach (var node in path)
{
if (node.Type == 0)
{
// Int value
var val = node.Index!.Value;
if (currentToken!.Value.ValueKind != JsonValueKind.Array || currentToken.Value.GetArrayLength() <= val)
return null;
currentToken = currentToken.Value[val];
}
else if (node.Type == 1)
{
// String value
if (currentToken!.Value.ValueKind != JsonValueKind.Object)
return null;
if (!currentToken.Value.TryGetProperty(node.Property!, out var token))
return null;
currentToken = token;
}
else
{
// Property name
if (currentToken!.Value.ValueKind != JsonValueKind.Object)
return null;
throw new NotImplementedException();
}
if (currentToken == null)
return null;
}
return currentToken;
}
/// <inheritdoc />
public abstract string GetOriginalString();
/// <inheritdoc />
public abstract void Clear();
}
/// <summary>
/// System.Text.Json stream message accessor
/// </summary>
public class SystemTextJsonStreamMessageAccessor : SystemTextJsonMessageAccessor, IStreamMessageAccessor
{
private Stream? _stream;
/// <inheritdoc />
public override bool OriginalDataAvailable => _stream?.CanSeek == true;
/// <summary>
/// ctor
/// </summary>
public SystemTextJsonStreamMessageAccessor(JsonSerializerOptions options): base(options)
{
}
/// <inheritdoc />
public async Task<CallResult> Read(Stream stream, bool bufferStream)
{
if (bufferStream && stream is not MemoryStream)
{
// We need to be buffer the stream, and it's not currently a seekable stream, so copy it to a new memory stream
_stream = new MemoryStream();
stream.CopyTo(_stream);
_stream.Position = 0;
}
else if (bufferStream)
{
// We need to buffer the stream, and the current stream is seekable, store as is
_stream = stream;
}
else
{
// We don't need to buffer the stream, so don't bother keeping the reference
}
try
{
_document = await JsonDocument.ParseAsync(_stream ?? stream).ConfigureAwait(false);
IsValid = true;
return CallResult.SuccessResult;
}
catch (Exception ex)
{
// Not a json message
IsValid = false;
return new CallResult(new DeserializeError($"Json deserialization failed: {ex.Message}", ex));
}
}
/// <inheritdoc />
public override string GetOriginalString()
{
if (_stream is null)
throw new NullReferenceException("Stream not initialized");
_stream.Position = 0;
using var textReader = new StreamReader(_stream, Encoding.UTF8, false, 1024, true);
return textReader.ReadToEnd();
}
/// <inheritdoc />
public override void Clear()
{
_stream?.Dispose();
_stream = null;
_document?.Dispose();
_document = null;
}
}
/// <summary>
/// System.Text.Json byte message accessor
/// </summary>
public class SystemTextJsonByteMessageAccessor : SystemTextJsonMessageAccessor, IByteMessageAccessor
{
private ReadOnlyMemory<byte> _bytes;
/// <summary>
/// ctor
/// </summary>
public SystemTextJsonByteMessageAccessor(JsonSerializerOptions options) : base(options)
{
}
/// <inheritdoc />
public CallResult Read(ReadOnlyMemory<byte> data)
{
_bytes = data;
try
{
var firstByte = data.Span[0];
if (firstByte != 0x7b && firstByte != 0x5b)
{
// Value doesn't start with `{` or `[`, prevent deserialization attempt as it's slow
IsValid = false;
return new CallResult(new DeserializeError("Not a json value"));
}
_document = JsonDocument.Parse(data);
IsValid = true;
return CallResult.SuccessResult;
}
catch (Exception ex)
{
// Not a json message
IsValid = false;
return new CallResult(new DeserializeError($"Json deserialization failed: {ex.Message}", ex));
}
}
/// <inheritdoc />
public override string GetOriginalString() =>
// NetStandard 2.0 doesn't support GetString from a ReadonlySpan<byte>, so use ToArray there instead
#if NETSTANDARD2_0
Encoding.UTF8.GetString(_bytes.ToArray());
#else
Encoding.UTF8.GetString(_bytes.Span);
#endif
/// <inheritdoc />
public override bool OriginalDataAvailable => true;
/// <inheritdoc />
public override void Clear()
{
_bytes = null;
_document?.Dispose();
_document = null;
}
}
}

View File

@ -1,27 +0,0 @@
using CryptoExchange.Net.Interfaces;
using System.Diagnostics.CodeAnalysis;
using System.Text.Json;
namespace CryptoExchange.Net.Converters.SystemTextJson
{
/// <inheritdoc />
public class SystemTextJsonMessageSerializer : IStringMessageSerializer
{
private readonly JsonSerializerOptions _options;
/// <summary>
/// ctor
/// </summary>
public SystemTextJsonMessageSerializer(JsonSerializerOptions options)
{
_options = options;
}
/// <inheritdoc />
#if NET5_0_OR_GREATER
[UnconditionalSuppressMessage("AssemblyLoadTrimming", "IL2026:RequiresUnreferencedCode", Justification = "Everything referenced in the loaded assembly is manually preserved, so it's safe")]
[UnconditionalSuppressMessage("AssemblyLoadTrimming", "IL3050:RequiresUnreferencedCode", Justification = "Everything referenced in the loaded assembly is manually preserved, so it's safe")]
#endif
public string Serialize<T>(T message) => JsonSerializer.Serialize(message, _options);
}
}

View File

@ -0,0 +1,36 @@
using System;
using Newtonsoft.Json;
namespace CryptoExchange.Net.Converters
{
/// <summary>
/// converter for milliseconds to datetime
/// </summary>
public class TimestampConverter : JsonConverter
{
/// <inheritdoc />
public override bool CanConvert(Type objectType)
{
return objectType == typeof(DateTime);
}
/// <inheritdoc />
public override object? ReadJson(JsonReader reader, Type objectType, object? existingValue, JsonSerializer serializer)
{
if (reader.Value == null)
return null;
var t = long.Parse(reader.Value.ToString());
return new DateTime(1970, 1, 1, 0, 0, 0, DateTimeKind.Utc).AddMilliseconds(t);
}
/// <inheritdoc />
public override void WriteJson(JsonWriter writer, object? value, JsonSerializer serializer)
{
if(value == null)
writer.WriteValue((DateTime?)null);
else
writer.WriteValue((long)Math.Round(((DateTime)value - new DateTime(1970, 1, 1)).TotalMilliseconds));
}
}
}

View File

@ -0,0 +1,35 @@
using System;
using Newtonsoft.Json;
namespace CryptoExchange.Net.Converters
{
/// <summary>
/// Converter for nanoseconds to datetime
/// </summary>
public class TimestampNanoSecondsConverter : JsonConverter
{
private const decimal ticksPerNanosecond = TimeSpan.TicksPerMillisecond / 1000m / 1000;
/// <inheritdoc />
public override bool CanConvert(Type objectType)
{
return objectType == typeof(DateTime);
}
/// <inheritdoc />
public override object? ReadJson(JsonReader reader, Type objectType, object? existingValue, JsonSerializer serializer)
{
if (reader.Value == null)
return null;
var nanoSeconds = long.Parse(reader.Value.ToString());
return new DateTime(1970, 1, 1, 0, 0, 0, DateTimeKind.Utc).AddTicks((long)Math.Round(nanoSeconds * ticksPerNanosecond));
}
/// <inheritdoc />
public override void WriteJson(JsonWriter writer, object? value, JsonSerializer serializer)
{
writer.WriteValue((long)Math.Round(((DateTime)value! - new DateTime(1970, 1, 1)).Ticks / ticksPerNanosecond));
}
}
}

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@ -0,0 +1,41 @@
using System;
using System.Globalization;
using Newtonsoft.Json;
namespace CryptoExchange.Net.Converters
{
/// <summary>
/// Converter for seconds to datetime
/// </summary>
public class TimestampSecondsConverter : JsonConverter
{
/// <inheritdoc />
public override bool CanConvert(Type objectType)
{
return objectType == typeof(DateTime);
}
/// <inheritdoc />
public override object? ReadJson(JsonReader reader, Type objectType, object? existingValue, JsonSerializer serializer)
{
if (reader.Value == null)
return null;
if (reader.Value is double d)
return new DateTime(1970, 1, 1, 0, 0, 0, DateTimeKind.Utc).AddSeconds(d);
var t = double.Parse(reader.Value.ToString(), CultureInfo.InvariantCulture);
// Set ticks instead of seconds or milliseconds, because AddSeconds/AddMilliseconds rounds to nearest millisecond
return new DateTime(1970, 1, 1, 0, 0, 0, DateTimeKind.Utc).AddTicks((long)(t * TimeSpan.TicksPerSecond));
}
/// <inheritdoc />
public override void WriteJson(JsonWriter writer, object? value, JsonSerializer serializer)
{
if (value == null)
writer.WriteValue((DateTime?)null);
else
writer.WriteValue((long)Math.Round(((DateTime)value! - new DateTime(1970, 1, 1)).TotalSeconds));
}
}
}

View File

@ -0,0 +1,44 @@
using System;
using Newtonsoft.Json;
namespace CryptoExchange.Net.Converters
{
/// <summary>
/// converter for datetime string (yyyymmdd) to datetime
/// </summary>
public class TimestampStringConverter : JsonConverter
{
/// <inheritdoc />
public override bool CanConvert(Type objectType)
{
return objectType == typeof(DateTime);
}
/// <inheritdoc />
public override object? ReadJson(JsonReader reader, Type objectType, object? existingValue, JsonSerializer serializer)
{
if (reader.Value == null)
return null;
var value = reader.Value.ToString();
if (value.Length == 8)
return new DateTime(int.Parse(value.Substring(0, 4)), int.Parse(value.Substring(4, 2)), int.Parse(value.Substring(6, 2)), 0, 0, 0, DateTimeKind.Utc);
else if(value.Length == 6)
return new DateTime(int.Parse(value.Substring(0, 2)), int.Parse(value.Substring(2, 2)), int.Parse(value.Substring(4, 2)), 0, 0, 0, DateTimeKind.Utc);
throw new Exception("Unknown datetime value: " + value);
}
/// <inheritdoc />
public override void WriteJson(JsonWriter writer, object? value, JsonSerializer serializer)
{
if (value == null)
writer.WriteValue((DateTime?)null);
else
{
var dateTimeValue = (DateTime)value;
writer.WriteValue(int.Parse($"{dateTimeValue.Year}{dateTimeValue.Month}{dateTimeValue.Day}"));
}
}
}
}

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@ -0,0 +1,38 @@
using System;
using Newtonsoft.Json;
namespace CryptoExchange.Net.Converters
{
/// <summary>
/// Converter for utc datetime
/// </summary>
public class UTCDateTimeConverter: JsonConverter
{
/// <inheritdoc />
public override void WriteJson(JsonWriter writer, object? value, JsonSerializer serializer)
{
writer.WriteValue(JsonConvert.SerializeObject(value));
}
/// <inheritdoc />
public override object? ReadJson(JsonReader reader, Type objectType, object? existingValue, JsonSerializer serializer)
{
if (reader.Value == null)
return null;
DateTime value;
if (reader.Value is string s)
value = (DateTime)JsonConvert.DeserializeObject(s)!;
else
value = (DateTime) reader.Value;
return DateTime.SpecifyKind(value, DateTimeKind.Utc);
}
/// <inheritdoc />
public override bool CanConvert(Type objectType)
{
return objectType == typeof(DateTime) || objectType == typeof(DateTime?);
}
}
}

View File

@ -1,35 +1,25 @@
<Project Sdk="Microsoft.NET.Sdk">
<PropertyGroup>
<TargetFrameworks>netstandard2.0;netstandard2.1;net8.0;net9.0;net10.0</TargetFrameworks>
<TargetFrameworks>netstandard2.0;netstandard2.1</TargetFrameworks>
</PropertyGroup>
<PropertyGroup>
<PackageId>CryptoExchange.Net</PackageId>
<Authors>JKorf</Authors>
<Description>CryptoExchange.Net is a base library which is used to implement different cryptocurrency (exchange) API's. It provides a standardized way of implementing different API's, which results in a very similar experience for users of the API implementations.</Description>
<PackageVersion>10.0.2</PackageVersion>
<AssemblyVersion>10.0.2</AssemblyVersion>
<FileVersion>10.0.2</FileVersion>
<Description>A base package for implementing cryptocurrency exchange API's</Description>
<PackageVersion>4.2.8</PackageVersion>
<AssemblyVersion>4.2.8</AssemblyVersion>
<FileVersion>4.2.8</FileVersion>
<PackageRequireLicenseAcceptance>false</PackageRequireLicenseAcceptance>
<PackageTags>OKX;OKX.Net;Mexc;Mexc.Net;Kucoin;Kucoin.Net;Kraken;Kraken.Net;Huobi;Huobi.Net;CoinEx;CoinEx.Net;Bybit;Bybit.Net;Bitget;Bitget.Net;Bitfinex;Bitfinex.Net;Binance;Binance.Net;CryptoCurrency;CryptoCurrency Exchange;CryptoExchange.Net</PackageTags>
<RepositoryType>git</RepositoryType>
<RepositoryUrl>https://github.com/JKorf/CryptoExchange.Net.git</RepositoryUrl>
<PackageProjectUrl>https://github.com/JKorf/CryptoExchange.Net</PackageProjectUrl>
<NeutralLanguage>en</NeutralLanguage>
<PackageReadmeFile>README.md</PackageReadmeFile>
<PackageIcon>icon.png</PackageIcon>
<GeneratePackageOnBuild>true</GeneratePackageOnBuild>
<PackageReleaseNotes>https://github.com/JKorf/CryptoExchange.Net?tab=readme-ov-file#release-notes</PackageReleaseNotes>
<PackageReleaseNotes>4.2.8 - Fixed deadlock in socket receive, Fixed issue in reconnection handling when the client is disconnected again during resubscribing, Added some additional checking of socket state to prevent sending/expecting data when socket is not connected</PackageReleaseNotes>
<Nullable>enable</Nullable>
<LangVersion>latest</LangVersion>
<LangVersion>8.0</LangVersion>
<PackageLicenseExpression>MIT</PackageLicenseExpression>
</PropertyGroup>
<ItemGroup>
<None Include="Icon\icon.png" Pack="true" PackagePath="\" />
<None Include="..\README.md" Pack="true" PackagePath="\" />
</ItemGroup>
<PropertyGroup Label="AOT" Condition="$([MSBuild]::IsTargetFrameworkCompatible('$(TargetFramework)', 'net7.0'))">
<IsAotCompatible>true</IsAotCompatible>
</PropertyGroup>
<PropertyGroup Label="Deterministic Build" Condition="'$(Configuration)' == 'Release'">
<PublishRepositoryUrl>true</PublishRepositoryUrl>
<IncludeSymbols>true</IncludeSymbols>
@ -37,27 +27,25 @@
<EmbedUntrackedSources>true</EmbedUntrackedSources>
<ContinuousIntegrationBuild>true</ContinuousIntegrationBuild>
</PropertyGroup>
<ItemGroup Label="Deterministic Build" Condition="'$(Configuration)' == 'Release'">
<PackageReference Include="Microsoft.SourceLink.GitHub" Version="1.0.0">
<PrivateAssets>all</PrivateAssets>
<IncludeAssets>runtime; build; native; contentfiles; analyzers; buildtransitive</IncludeAssets>
</PackageReference>
</ItemGroup>
<PropertyGroup>
<DocumentationFile>CryptoExchange.Net.xml</DocumentationFile>
</PropertyGroup>
<ItemGroup>
<PackageReference Include="ConfigureAwaitChecker.Analyzer" Version="5.0.0.1">
<PackageReference Include="ConfigureAwaitChecker.Analyzer" Version="5.0.0">
<PrivateAssets>all</PrivateAssets>
<IncludeAssets>runtime; build; native; contentfiles; analyzers; buildtransitive</IncludeAssets>
</PackageReference>
<PackageReference Include="Microsoft.CodeAnalysis.NetAnalyzers" Version="10.0.101">
<PackageReference Include="Microsoft.CodeAnalysis.NetAnalyzers" Version="5.0.3">
<PrivateAssets>all</PrivateAssets>
<IncludeAssets>runtime; build; native; contentfiles; analyzers; buildtransitive</IncludeAssets>
</PackageReference>
</ItemGroup>
<ItemGroup>
<PackageReference Include="Microsoft.Extensions.Logging" Version="10.0.1" />
<PackageReference Include="System.Text.Json" Version="10.0.1" />
<PackageReference Include="NSec.Cryptography" Version="25.4.0" Condition="$([MSBuild]::IsTargetFrameworkCompatible('$(TargetFramework)', 'net8.0'))" />
</ItemGroup>
<ItemGroup Label="Transitive Client Packages">
<PackageReference Include="Microsoft.Extensions.Configuration.Binder" Version="10.0.1" />
<PackageReference Include="Microsoft.Extensions.Http" Version="10.0.1" />
<PackageReference Include="System.Threading.Channels" Version="10.0.1" />
<PackageReference Include="Newtonsoft.Json" Version="12.0.3" />
<PackageReference Include="Microsoft.Extensions.Logging.Abstractions" Version="3.1.0" />
</ItemGroup>
</Project>

File diff suppressed because it is too large Load Diff

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@ -1,24 +0,0 @@
using System;
namespace CryptoExchange.Net.Exceptions
{
/// <summary>
/// Exception during deserialization
/// </summary>
public class CeDeserializationException : Exception
{
/// <summary>
/// ctor
/// </summary>
public CeDeserializationException(string message) : base(message)
{
}
/// <summary>
/// ctor
/// </summary>
public CeDeserializationException(string message, Exception innerException) : base(message, innerException)
{
}
}
}

View File

@ -1,13 +1,5 @@
using CryptoExchange.Net.Objects;
using CryptoExchange.Net.Objects.Sockets;
using CryptoExchange.Net.SharedApis;
using System;
using System.Collections.Generic;
using System.Globalization;
using System.Runtime.CompilerServices;
using System.Security.Cryptography;
using System.Threading;
using System.Threading.Tasks;
namespace CryptoExchange.Net
{
@ -16,30 +8,6 @@ namespace CryptoExchange.Net
/// </summary>
public static class ExchangeHelpers
{
private const string _allowedRandomChars = "ABCDEFGHIJKLMONOPQRSTUVWXYZabcdefghijklmonopqrstuvwxyz0123456789";
private const string _allowedRandomHexChars = "0123456789ABCDEF";
private static readonly Dictionary<int, string> _monthSymbols = new Dictionary<int, string>()
{
{ 1, "F" },
{ 2, "G" },
{ 3, "H" },
{ 4, "J" },
{ 5, "K" },
{ 6, "M" },
{ 7, "N" },
{ 8, "Q" },
{ 9, "U" },
{ 10, "V" },
{ 11, "X" },
{ 12, "Z" },
};
/// <summary>
/// The last used id, use NextId() to get the next id and up this
/// </summary>
private static int _lastId;
/// <summary>
/// Clamp a value between a min and max
/// </summary>
@ -75,20 +43,15 @@ namespace CryptoExchange.Net
var offset = value % step.Value;
if(roundingType == RoundingType.Down)
{
value -= offset;
}
else if(roundingType == RoundingType.Up)
{
if (offset != 0)
value += (step.Value - offset);
}
else
{
if (offset < step / 2)
value -= offset;
else value += (step.Value - offset);
}
value = RoundDown(value, 8);
return value.Normalize();
}
@ -112,34 +75,6 @@ namespace CryptoExchange.Net
return RoundToSignificantDigits(value, precision.Value, roundingType);
}
/// <summary>
/// Apply the provided rules to the value
/// </summary>
/// <param name="value">Value to be adjusted</param>
/// <param name="decimals">Max decimal places</param>
/// <param name="valueStep">The value step for increase/decrease value</param>
/// <returns></returns>
public static decimal ApplyRules(
decimal value,
int? decimals = null,
decimal? valueStep = null)
{
if (valueStep.HasValue)
{
var offset = value % valueStep.Value;
if (offset != 0)
{
if (offset < valueStep.Value / 2)
value -= offset;
else value += (valueStep.Value - offset);
}
}
if (decimals.HasValue)
value = Math.Round(value, decimals.Value);
return value;
}
/// <summary>
/// Round a value to have the provided total number of digits. For example, value 253.12332 with 5 digits would be 253.12
/// </summary>
@ -161,23 +96,17 @@ namespace CryptoExchange.Net
}
/// <summary>
/// Rounds a value down
/// Rounds a value down to
/// </summary>
/// <param name="i"></param>
/// <param name="decimalPlaces"></param>
/// <returns></returns>
public static decimal RoundDown(decimal i, double decimalPlaces)
{
var power = Convert.ToDecimal(Math.Pow(10, decimalPlaces));
return Math.Floor(i * power) / power;
}
/// <summary>
/// Rounds a value up
/// </summary>
public static decimal RoundUp(decimal i, double decimalPlaces)
{
var power = Convert.ToDecimal(Math.Pow(10, decimalPlaces));
return Math.Ceiling(i * power) / power;
}
/// <summary>
/// Strips any trailing zero's of a decimal value, useful when converting the value to string.
/// </summary>
@ -187,300 +116,5 @@ namespace CryptoExchange.Net
{
return value / 1.000000000000000000000000000000000m;
}
/// <summary>
/// Generate a new unique id. The id is statically stored so it is guaranteed to be unique
/// </summary>
/// <returns></returns>
public static int NextId() => Interlocked.Increment(ref _lastId);
/// <summary>
/// Return the last unique id that was generated
/// </summary>
/// <returns></returns>
public static int LastId() => _lastId;
/// <summary>
/// Generate a random string of specified length
/// </summary>
/// <param name="length">Length of the random string</param>
/// <returns></returns>
public static string RandomString(int length)
{
var randomChars = new char[length];
#if NETSTANDARD2_1_OR_GREATER || NET9_0_OR_GREATER
for (int i = 0; i < length; i++)
randomChars[i] = _allowedRandomChars[RandomNumberGenerator.GetInt32(0, _allowedRandomChars.Length)];
#else
var random = new Random();
for (int i = 0; i < length; i++)
randomChars[i] = _allowedRandomChars[random.Next(0, _allowedRandomChars.Length)];
#endif
return new string(randomChars);
}
/// <summary>
/// Generate a random string of specified length
/// </summary>
/// <param name="length">Length of the random string</param>
/// <returns></returns>
public static string RandomHexString(int length)
{
#if NET9_0_OR_GREATER
return "0x" + RandomNumberGenerator.GetHexString(length * 2);
#else
var randomChars = new char[length * 2];
var random = new Random();
for (int i = 0; i < length * 2; i++)
randomChars[i] = _allowedRandomHexChars[random.Next(0, _allowedRandomHexChars.Length)];
return "0x" + new string(randomChars);
#endif
}
/// <summary>
/// Generate a long value
/// </summary>
/// <param name="maxLength">Max character length</param>
/// <returns></returns>
public static long RandomLong(int maxLength)
{
#if NETSTANDARD2_1_OR_GREATER || NET9_0_OR_GREATER
var value = RandomNumberGenerator.GetInt32(0, int.MaxValue);
#else
var random = new Random();
var value = random.Next(0, int.MaxValue);
#endif
var val = value.ToString();
if (val.Length > maxLength)
return int.Parse(val.Substring(0, maxLength));
else
return value;
}
/// <summary>
/// Generate a random string of specified length
/// </summary>
/// <param name="source">The initial string</param>
/// <param name="totalLength">Total length of the resulting string</param>
/// <returns></returns>
public static string AppendRandomString(string source, int totalLength)
{
if (totalLength < source.Length)
throw new ArgumentException("Total length smaller than source string length", nameof(totalLength));
if (totalLength == source.Length)
return source;
return source + RandomString(totalLength - source.Length);
}
/// <summary>
/// Get the month representation for futures symbol based on the delivery month
/// </summary>
/// <param name="time">Delivery time</param>
/// <returns></returns>
public static string GetDeliveryMonthSymbol(DateTime time) => _monthSymbols[time.Month];
/// <summary>
/// Execute multiple requests to retrieve multiple pages of the result set
/// </summary>
/// <typeparam name="T">Type of the client</typeparam>
/// <typeparam name="U">Type of the request</typeparam>
/// <param name="paginatedFunc">The func to execute with each request</param>
/// <param name="request">The request parameters</param>
/// <param name="ct">Cancellation token</param>
/// <returns></returns>
public static async IAsyncEnumerable<ExchangeWebResult<T[]>> ExecutePages<T, U>(Func<U, INextPageToken?, CancellationToken, Task<ExchangeWebResult<T[]>>> paginatedFunc, U request, [EnumeratorCancellation]CancellationToken ct = default)
{
var result = new List<T>();
ExchangeWebResult<T[]> batch;
INextPageToken? nextPageToken = null;
while (true)
{
batch = await paginatedFunc(request, nextPageToken, ct).ConfigureAwait(false);
yield return batch;
if (!batch || ct.IsCancellationRequested)
break;
result.AddRange(batch.Data);
nextPageToken = batch.NextPageToken;
if (nextPageToken == null)
break;
}
}
/// <summary>
/// Apply the rules (price and quantity step size and decimals precision, min/max quantity) from the symbol to the quantity and price
/// </summary>
/// <param name="symbol">The symbol as retrieved from the exchange</param>
/// <param name="quantity">Quantity to trade</param>
/// <param name="price">Price to trade at</param>
/// <param name="adjustedQuantity">Quantity adjusted to match all trading rules</param>
/// <param name="adjustedPrice">Price adjusted to match all trading rules</param>
public static void ApplySymbolRules(SharedSpotSymbol symbol, decimal quantity, decimal? price, out decimal adjustedQuantity, out decimal? adjustedPrice)
{
adjustedPrice = price;
adjustedQuantity = quantity;
var minNotionalAdjust = false;
if (price != null)
{
adjustedPrice = AdjustValueStep(0, decimal.MaxValue, symbol.PriceStep, RoundingType.Down, price.Value);
adjustedPrice = symbol.PriceSignificantFigures.HasValue ? RoundToSignificantDigits(adjustedPrice.Value, symbol.PriceSignificantFigures.Value, RoundingType.Closest) : adjustedPrice;
adjustedPrice = symbol.PriceDecimals.HasValue ? RoundDown(price.Value, symbol.PriceDecimals.Value) : adjustedPrice;
if (adjustedPrice != 0 && adjustedPrice * quantity < symbol.MinNotionalValue)
{
adjustedQuantity = symbol.MinNotionalValue.Value / adjustedPrice.Value;
minNotionalAdjust = true;
}
}
adjustedQuantity = AdjustValueStep(symbol.MinTradeQuantity ?? 0, symbol.MaxTradeQuantity ?? decimal.MaxValue, symbol.QuantityStep, minNotionalAdjust ? RoundingType.Up : RoundingType.Down, adjustedQuantity);
adjustedQuantity = symbol.QuantityDecimals.HasValue ? (minNotionalAdjust ? RoundUp(adjustedQuantity, symbol.QuantityDecimals.Value) : RoundDown(adjustedQuantity, symbol.QuantityDecimals.Value)) : adjustedQuantity;
}
/// <summary>
/// Queue updates received from a websocket subscriptions and process them async
/// </summary>
/// <typeparam name="T">The queued update type</typeparam>
/// <param name="subscribeCall">The subscribe call</param>
/// <param name="asyncHandler">The async update handler</param>
/// <param name="maxQueuedItems">The max number of updates to be queued up. When happens when the queue is full and a new write is attempted can be specified with <see>fullMode</see></param>
/// <param name="fullBehavior">What should happen if the queue contains <see>maxQueuedItems</see> pending updates. If no max is set this setting is ignored</param>
public static async Task<CallResult<UpdateSubscription>> ProcessQueuedAsync<T>(
Func<Action<DataEvent<T>>, Task<CallResult<UpdateSubscription>>> subscribeCall,
Func<DataEvent<T>, Task> asyncHandler,
int? maxQueuedItems = null,
QueueFullBehavior? fullBehavior = null)
{
var processor = new ProcessQueue<DataEvent<T>>(asyncHandler, maxQueuedItems, fullBehavior);
await processor.StartAsync().ConfigureAwait(false);
var result = await subscribeCall(upd => processor.Write(upd)).ConfigureAwait(false);
if (!result)
{
await processor.StopAsync().ConfigureAwait(false);
return result;
}
processor.Exception += result.Data._subscription.InvokeExceptionHandler;
result.Data.SubscriptionStatusChanged += (upd) =>
{
if (upd == CryptoExchange.Net.Objects.SubscriptionStatus.Closed)
_ = processor.StopAsync(true);
};
return result;
}
/// <summary>
/// Queue updates and process them async
/// </summary>
/// <typeparam name="T">The queued update type</typeparam>
/// <param name="subscribeCall">The subscribe call</param>
/// <param name="asyncHandler">The async update handler</param>
/// <param name="maxQueuedItems">The max number of updates to be queued up. When happens when the queue is full and a new write is attempted can be specified with <see>fullMode</see></param>
/// <param name="fullBehavior">What should happen if the queue contains <see>maxQueuedItems</see> pending updates. If no max is set this setting is ignored</param>
/// <param name="ct">Cancellation token to stop the processing</param>
public static async Task ProcessQueuedAsync<T>(
Func<Action<T>, Task> subscribeCall,
Func<T, Task> asyncHandler,
CancellationToken ct,
int? maxQueuedItems = null,
QueueFullBehavior? fullBehavior = null)
{
var processor = new ProcessQueue<T>(asyncHandler, maxQueuedItems, fullBehavior);
await processor.StartAsync().ConfigureAwait(false);
ct.Register(async () =>
{
await processor.StopAsync().ConfigureAwait(false);
});
await subscribeCall(upd => processor.Write(upd)).ConfigureAwait(false);
}
/// <summary>
/// Queue updates received from a websocket subscriptions and process them async
/// </summary>
/// <typeparam name="TEventType">The type of the queued item</typeparam>
/// <typeparam name="TOutputType">The type of the item to pass to the processor</typeparam>
/// <param name="subscribeCall">The subscribe call</param>
/// <param name="mapper">The mapper function to go from <see>TEventType</see> to <see>TOutputType</see></param>
/// <param name="asyncHandler">The async update handler</param>
/// <param name="maxQueuedItems">The max number of updates to be queued up. When happens when the queue is full and a new write is attempted can be specified with <see>fullMode</see></param>
/// <param name="fullBehavior">What should happen if the queue contains <see>maxQueuedItems</see> pending updates. If no max is set this setting is ignored</param>
public static async Task<CallResult<UpdateSubscription>> ProcessQueuedAsync<TEventType, TOutputType>(
Func<ProcessQueue<DataEvent<TEventType>>, Task<CallResult<UpdateSubscription>>> subscribeCall,
Func<DataEvent<TEventType>, DataEvent<TOutputType>> mapper,
Func<DataEvent<TOutputType>, Task> asyncHandler,
int? maxQueuedItems = null,
QueueFullBehavior? fullBehavior = null
)
{
var processor = new ProcessQueue<DataEvent<TEventType>>((update) => {
return asyncHandler.Invoke(mapper.Invoke(update));
}, maxQueuedItems, fullBehavior);
await processor.StartAsync().ConfigureAwait(false);
var result = await subscribeCall(processor).ConfigureAwait(false);
if (!result)
{
await processor.StopAsync().ConfigureAwait(false);
return result;
}
processor.Exception += result.Data._subscription.InvokeExceptionHandler;
result.Data.SubscriptionStatusChanged += (upd) =>
{
if (upd == SubscriptionStatus.Closed)
_ = processor.StopAsync(true);
};
return result;
}
/// <summary>
/// Parse a decimal value from a string
/// </summary>
public static decimal? ParseDecimal(string? value)
{
// Value is null or empty is the most common case to return null so check before trying to parse
if (string.IsNullOrEmpty(value))
return null;
// Try parse, only fails for these reasons:
// 1. string is null or empty
// 2. value is larger or smaller than decimal max/min
// 3. unparsable format
if (decimal.TryParse(value, NumberStyles.Float, CultureInfo.InvariantCulture, out var decValue))
return decValue;
// Check for values which should be parsed to null
if (string.Equals("null", value, StringComparison.OrdinalIgnoreCase)
|| string.Equals("NaN", value, StringComparison.OrdinalIgnoreCase))
{
return null;
}
// Infinity value should be parsed to min/max value
if (string.Equals("Infinity", value, StringComparison.OrdinalIgnoreCase))
return decimal.MaxValue;
else if(string.Equals("-Infinity", value, StringComparison.OrdinalIgnoreCase))
return decimal.MinValue;
if (value!.Length > 27 && decimal.TryParse(value.Substring(0, 27), out var overflowValue))
{
// Not a valid decimal value and more than 27 chars, from which the first part can be parsed correctly.
// assume overflow
if (overflowValue < 0)
return decimal.MinValue;
else
return decimal.MaxValue;
}
// Unknown decimal format, return null
return null;
}
}
}

View File

@ -0,0 +1,21 @@
namespace CryptoExchange.Net.ExchangeInterfaces
{
/// <summary>
/// Common balance
/// </summary>
public interface ICommonBalance
{
/// <summary>
/// The asset name
/// </summary>
public string CommonAsset { get; }
/// <summary>
/// Amount available
/// </summary>
public decimal CommonAvailable { get; }
/// <summary>
/// Total amount
/// </summary>
public decimal CommonTotal { get; }
}
}

View File

@ -0,0 +1,35 @@
using System;
namespace CryptoExchange.Net.ExchangeInterfaces
{
/// <summary>
/// Common trade
/// </summary>
public interface ICommonTrade
{
/// <summary>
/// Id of the trade
/// </summary>
public string CommonId { get; }
/// <summary>
/// Price of the trade
/// </summary>
public decimal CommonPrice { get; }
/// <summary>
/// Quantity of the trade
/// </summary>
public decimal CommonQuantity { get; }
/// <summary>
/// Fee paid for the trade
/// </summary>
public decimal CommonFee { get; }
/// <summary>
/// The asset fee was paid in
/// </summary>
public string? CommonFeeAsset { get; }
/// <summary>
/// Trade time
/// </summary>
DateTime CommonTradeTime { get; }
}
}

View File

@ -0,0 +1,177 @@
using System;
using System.Collections.Generic;
using System.Threading.Tasks;
using CryptoExchange.Net.Objects;
namespace CryptoExchange.Net.ExchangeInterfaces
{
/// <summary>
/// Shared interface for exchange wrappers based on the CryptoExchange.Net package
/// </summary>
public interface IExchangeClient
{
/// <summary>
/// Should be triggered on order placing
/// </summary>
event Action<ICommonOrderId> OnOrderPlaced;
/// <summary>
/// Should be triggered on order cancelling
/// </summary>
event Action<ICommonOrderId> OnOrderCanceled;
/// <summary>
/// Get the symbol name based on a base and quote asset
/// </summary>
/// <param name="baseAsset"></param>
/// <param name="quoteAsset"></param>
/// <returns></returns>
string GetSymbolName(string baseAsset, string quoteAsset);
/// <summary>
/// Get a list of symbols for the exchange
/// </summary>
/// <returns></returns>
Task<WebCallResult<IEnumerable<ICommonSymbol>>> GetSymbolsAsync();
/// <summary>
/// Get a list of tickers for the exchange
/// </summary>
/// <returns></returns>
Task<WebCallResult<IEnumerable<ICommonTicker>>> GetTickersAsync();
/// <summary>
/// Get a ticker for the exchange
/// </summary>
/// <param name="symbol">The symbol to get klines for</param>
/// <returns></returns>
Task<WebCallResult<ICommonTicker>> GetTickerAsync(string symbol);
/// <summary>
/// Get a list of candles for a given symbol on the exchange
/// </summary>
/// <param name="symbol">The symbol to retrieve the candles for</param>
/// <param name="timespan">The timespan to retrieve the candles for. The supported value are dependent on the exchange</param>
/// <param name="startTime">[Optional] Start time to retrieve klines for</param>
/// <param name="endTime">[Optional] End time to retrieve klines for</param>
/// <param name="limit">[Optional] Max number of results</param>
/// <returns></returns>
Task<WebCallResult<IEnumerable<ICommonKline>>> GetKlinesAsync(string symbol, TimeSpan timespan, DateTime? startTime = null, DateTime? endTime = null, int? limit = null);
/// <summary>
/// Get the order book for a symbol
/// </summary>
/// <param name="symbol">The symbol to get the book for</param>
/// <returns></returns>
Task<WebCallResult<ICommonOrderBook>> GetOrderBookAsync(string symbol);
/// <summary>
/// The recent trades for a symbol
/// </summary>
/// <param name="symbol">The symbol to get the trades for</param>
/// <returns></returns>
Task<WebCallResult<IEnumerable<ICommonRecentTrade>>> GetRecentTradesAsync(string symbol);
/// <summary>
/// Place an order
/// </summary>
/// <param name="symbol">The symbol the order is for</param>
/// <param name="side">The side of the order</param>
/// <param name="type">The type of the order</param>
/// <param name="quantity">The quantity of the order</param>
/// <param name="price">The price of the order, only for limit orders</param>
/// <param name="accountId">[Optional] The account id to place the order on, required for some exchanges, ignored otherwise</param>
/// <returns>The id of the resulting order</returns>
Task<WebCallResult<ICommonOrderId>> PlaceOrderAsync(string symbol, OrderSide side, OrderType type, decimal quantity, decimal? price = null, string? accountId = null);
/// <summary>
/// Get an order by id
/// </summary>
/// <param name="orderId">The id</param>
/// <param name="symbol">[Optional] The symbol the order is on, required for some exchanges, ignored otherwise</param>
/// <returns></returns>
Task<WebCallResult<ICommonOrder>> GetOrderAsync(string orderId, string? symbol = null);
/// <summary>
/// Get trades for an order by id
/// </summary>
/// <param name="orderId">The id</param>
/// <param name="symbol">[Optional] The symbol the order is on, required for some exchanges, ignored otherwise</param>
/// <returns></returns>
Task<WebCallResult<IEnumerable<ICommonTrade>>> GetTradesAsync(string orderId, string? symbol = null);
/// <summary>
/// Get a list of open orders
/// </summary>
/// <param name="symbol">[Optional] The symbol to get open orders for, required for some exchanges, ignored otherwise</param>
/// <returns></returns>
Task<WebCallResult<IEnumerable<ICommonOrder>>> GetOpenOrdersAsync(string? symbol = null);
/// <summary>
/// Get a list of closed orders
/// </summary>
/// <param name="symbol">[Optional] The symbol to get closed orders for, required for some exchanges, ignored otherwise</param>
/// <returns></returns>
Task<WebCallResult<IEnumerable<ICommonOrder>>> GetClosedOrdersAsync(string? symbol = null);
/// <summary>
/// Cancel an order by id
/// </summary>
/// <param name="orderId">The id</param>
/// <param name="symbol">[Optional] The symbol the order is on, required for some exchanges, ignored otherwise</param>
/// <returns></returns>
Task<WebCallResult<ICommonOrderId>> CancelOrderAsync(string orderId, string? symbol = null);
/// <summary>
/// Get balances
/// </summary>
/// <param name="accountId">[Optional] The account id to retrieve balances for, required for some exchanges, ignored otherwise</param>
/// <returns></returns>
Task<WebCallResult<IEnumerable<ICommonBalance>>> GetBalancesAsync(string? accountId = null);
/// <summary>
/// Common order id
/// </summary>
public enum OrderType
{
/// <summary>
/// Limit type
/// </summary>
Limit,
/// <summary>
/// Market type
/// </summary>
Market,
/// <summary>
/// Other order type
/// </summary>
Other
}
/// <summary>
/// Common order side
/// </summary>
public enum OrderSide
{
/// <summary>
/// Buy order
/// </summary>
Buy,
/// <summary>
/// Sell order
/// </summary>
Sell
}
/// <summary>
/// Common order status
/// </summary>
public enum OrderStatus
{
/// <summary>
/// placed and not fully filled order
/// </summary>
Active,
/// <summary>
/// cancelled order
/// </summary>
Canceled,
/// <summary>
/// filled order
/// </summary>
Filled
}
}
}

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