wip

CryptoExchange.Net/SharedApis/V2/Fees/GetFees/GetFeeOptions.cs

@@ -12,10 +12,15 @@ namespace CryptoExchange.Net.SharedApis
         /// <inheritdoc />
         public override string Description => "Retrieve trading fee information";
 
+        private static readonly RequestParameterDescription[] _defaultParameterRules = new[]
+        {
+            RequestParameterRule<GetFeeRequest>.Required(x => x.Symbol, "The symbol to retrieve trading fees for", new SharedSymbol(TradingMode.Spot, "ETH", "USDT")),
+        };
+
         /// <summary>
         /// ctor
         /// </summary>
-        public GetFeeOptions(string exchange, bool authenticated) : base(exchange, authenticated, nameof(IGetFeesRest.GetFeesAsync))
+        public GetFeeOptions(string exchange, bool authenticated) : base(exchange, authenticated, nameof(IGetFeesRest.GetFeesAsync), _defaultParameterRules)
         {
         }
     }

CryptoExchange.Net/SharedApis/V2/Fees/GetFees/GetFeeRequest.cs

@@ -0,0 +1,17 @@
+namespace CryptoExchange.Net.SharedApis
+{
+    /// <summary>
+    /// Request to retrieve trading fees
+    /// </summary>
+    public record GetFeeRequest : SharedSymbolRequest
+    {
+        /// <summary>
+        /// ctor
+        /// </summary>
+        /// <param name="symbol">Symbol to retrieve fees for</param>
+        /// <param name="exchangeParameters">Exchange specific parameters</param>
+        public GetFeeRequest(SharedSymbol symbol, ExchangeParameters? exchangeParameters = null) : base(symbol, exchangeParameters)
+        {
+        }
+    }
+}

CryptoExchange.Net/SharedApis/V2/Fees/GetFees/IGetFees.cs

@@ -14,7 +14,7 @@ namespace CryptoExchange.Net.SharedApis
     {
         /// <summary>
         /// Fee 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>
         GetFeeOptions GetFeeOptions { get; }