wip

CryptoExchange.Net/SharedApis/V2/Funding/GetFundingRateHistory/GetFundingRateHistoryOptions.cs

@@ -12,11 +12,20 @@ namespace CryptoExchange.Net.SharedApis
         /// <inheritdoc />
         public override string Description => "Retrieve historical funding rates for a futures symbol";
 
+        private static readonly RequestParameterDescription[] _defaultParameterRules = new[]
+        {
+            RequestParameterRule<GetFundingRateHistoryRequest>.Required(x => x.Symbol, "The symbol to retrieve funding rate history for", new SharedSymbol(TradingMode.PerpetualLinear, "ETH", "USDT")),
+            RequestParameterRule<GetFundingRateHistoryRequest>.Optional(x => x.StartTime, "Filter the result set by start time", DateTime.UtcNow.AddDays(-1)),
+            RequestParameterRule<GetFundingRateHistoryRequest>.Optional(x => x.EndTime, "Filter the result set by end time", DateTime.UtcNow.AddHours(-1)),
+            RequestParameterRule<GetFundingRateHistoryRequest>.Optional(x => x.Limit, "Limit the result set to a maximum number of items", 100),
+            RequestParameterRule<GetFundingRateHistoryRequest>.Optional(x => x.Direction, "The direction in which to retrieve the results", DataDirection.Descending),
+        };
+
         /// <summary>
         /// ctor
         /// </summary>
         public GetFundingRateHistoryOptions(string exchange, bool supportsAscending, bool supportsDescending, bool timeFilterSupported, int maxLimit, bool needsAuthentication) 
-            : base(exchange, supportsAscending, supportsDescending, timeFilterSupported, maxLimit, needsAuthentication, nameof(IGetFundingRateHistoryRest.GetFundingRateHistoryAsync))
+            : base(exchange, supportsAscending, supportsDescending, timeFilterSupported, maxLimit, needsAuthentication, nameof(IGetFundingRateHistoryRest.GetFundingRateHistoryAsync), _defaultParameterRules)
         {
         }
 

CryptoExchange.Net/SharedApis/V2/Funding/GetFundingRateHistory/GetFundingRateHistoryRequest.cs

@@ -0,0 +1,44 @@
+using System;
+
+namespace CryptoExchange.Net.SharedApis
+{
+    /// <summary>
+    /// Request to retrieve funding rate history data
+    /// </summary>
+    public record GetFundingRateHistoryRequest : SharedSymbolRequest
+    {
+        /// <summary>
+        /// Filter by start time
+        /// </summary>
+        public DateTime? StartTime { get; set; }
+        /// <summary>
+        /// Filter by end time
+        /// </summary>
+        public DateTime? EndTime { get; set; }
+        /// <summary>
+        /// Max number of results
+        /// </summary>
+        public int? Limit { get; set; }
+        /// <summary>
+        /// Data direction
+        /// </summary>
+        public DataDirection? Direction { get; set; }
+
+        /// <summary>
+        /// ctor
+        /// </summary>
+        /// <param name="symbol">Symbol to request klines for</param>
+        /// <param name="startTime">Filter by start time</param>
+        /// <param name="endTime">Filter by end time</param>
+        /// <param name="limit">Max number of results</param>
+        /// <param name="direction">Data direction</param>
+        /// <param name="exchangeParameters">Exchange specific parameters</param>
+        public GetFundingRateHistoryRequest(SharedSymbol symbol, DateTime? startTime = null, DateTime? endTime = null, int? limit = null, DataDirection? direction = null, ExchangeParameters? exchangeParameters = null) : base(symbol, exchangeParameters)
+        {
+            StartTime = startTime;
+            EndTime = endTime;
+            Limit = limit;
+            Direction = direction;
+        }
+    }
+}

CryptoExchange.Net/SharedApis/V2/Funding/GetFundingRateHistory/IGetFundingRateHistory.cs

@@ -14,7 +14,7 @@ namespace CryptoExchange.Net.SharedApis
     {
         /// <summary>
         /// Funding rate request options.<br />
-        /// Use <see cref="CapabilityOptions.RequiredRequestParameters"/>, <see cref="CapabilityOptions.RequiredExchangeParameters"/> and <see cref="CapabilityOptions.OptionalExchangeParameters"/> to check for required and optional parameters for the request. <br />
+        /// Use <see cref="CapabilityOptions.RequestParameterRules"/> and <see cref="CapabilityOptions.ExchangeParameterRules"/> to check for required and optional parameters for the request. <br />
         /// Exchange specific parameters can be added to the request via the `ExchangeParameters` property of the request object.
         /// </summary>
         GetFundingRateHistoryOptions GetFundingRateHistoryOptions { get; }