Shared exchange functionality (#214)

2026-08-20 12:53:02 +00:00 · 2024-09-27 09:17:44 +02:00
parent 5d3de52da6
commit b8686d60b9
199 changed files with 7219 additions and 277 deletions
@@ -0,0 +1,71 @@
+using CryptoExchange.Net.Objects;
+using System;
+using System.Collections.Generic;
+using System.Linq;
+using System.Text;
+
+namespace CryptoExchange.Net.SharedApis
+{
+    /// <summary>
+    /// Options for requesting order book
+    /// </summary>
+    public class GetOrderBookOptions : EndpointOptions<GetOrderBookRequest>
+    {
+        /// <summary>
+        /// Supported order book depths
+        /// </summary>
+        public IEnumerable<int>? SupportedLimits { get; set; }
+
+        /// <summary>
+        /// The min order book depth
+        /// </summary>
+        public int? MinLimit { get; set; }
+        /// <summary>
+        /// The max order book depth
+        /// </summary>
+        public int? MaxLimit { get; set; }
+
+        /// <summary>
+        /// ctor
+        /// </summary>
+        public GetOrderBookOptions(int minLimit, int maxLimit, bool authenticated) : base(authenticated)
+        {
+            MinLimit = minLimit;
+            MaxLimit = maxLimit;
+        }
+
+        /// <summary>
+        /// ctor
+        /// </summary>
+        public GetOrderBookOptions(IEnumerable<int> supportedLimits, bool authenticated) : base(authenticated)
+        {
+            SupportedLimits = supportedLimits;
+        }
+
+        /// <inheritdoc />
+        public override Error? ValidateRequest(string exchange, GetOrderBookRequest request, TradingMode? tradingMode, TradingMode[] supportedApiTypes)
+        {
+            if (request.Limit == null)
+                return null;
+
+            if (MaxLimit.HasValue && request.Limit.Value > MaxLimit)
+                return new ArgumentError($"Max limit is {MaxLimit}");
+
+            if (MinLimit.HasValue && request.Limit.Value < MinLimit)
+                return new ArgumentError($"Min limit is {MaxLimit}");
+
+            if (SupportedLimits != null && !SupportedLimits.Contains(request.Limit.Value))
+                return new ArgumentError($"Limit should be one of " + string.Join(", ", SupportedLimits));
+
+            return base.ValidateRequest(exchange, request, tradingMode, supportedApiTypes);
+        }
+
+        /// <inheritdoc />
+        public override string ToString(string exchange)
+        {
+            var sb = new StringBuilder(base.ToString(exchange));
+            sb.AppendLine($"Supported limit values: [{(SupportedLimits == null ? string.Join(", ", SupportedLimits) : $"{MinLimit}..{MaxLimit}")}]");
+            return sb.ToString();
+        }
+    }
+}