Added Unsubsribe overload with id parameter

CryptoExchange.Net/CryptoExchange.Net.xml

@@ -3296,6 +3296,13 @@
             <param name="interval">How often</param>
             <param name="objGetter">Method returning the object to send</param>
         </member>
+        <member name="M:CryptoExchange.Net.SocketClient.UnsubscribeAsync(System.Int32)">
+            <summary>
+            Unsubscribe an update subscription
+            </summary>
+            <param name="subscriptionId">The id of the subscription to unsubscribe</param>
+            <returns></returns>
+        </member>
         <member name="M:CryptoExchange.Net.SocketClient.UnsubscribeAsync(CryptoExchange.Net.Sockets.UpdateSubscription)">
             <summary>
             Unsubscribe an update subscription
@@ -3718,6 +3725,12 @@
             </summary>
             <param name="subscription"></param>
         </member>
+        <member name="M:CryptoExchange.Net.Sockets.SocketConnection.GetSubscription(System.Int32)">
+            <summary>
+            Get a subscription on this connection
+            </summary>
+            <param name="id"></param>
+        </member>
         <member name="M:CryptoExchange.Net.Sockets.SocketConnection.SendAndWaitAsync``1(``0,System.TimeSpan,System.Func{Newtonsoft.Json.Linq.JToken,System.Boolean})">
             <summary>
             Send data and wait for an answer
@@ -3795,19 +3808,21 @@
             If the subscription has been confirmed
             </summary>
         </member>
-        <member name="M:CryptoExchange.Net.Sockets.SocketSubscription.CreateForRequest(System.Object,System.Boolean,System.Action{CryptoExchange.Net.Sockets.MessageEvent})">
+        <member name="M:CryptoExchange.Net.Sockets.SocketSubscription.CreateForRequest(System.Int32,System.Object,System.Boolean,System.Action{CryptoExchange.Net.Sockets.MessageEvent})">
             <summary>
             Create SocketSubscription for a request
             </summary>
+            <param name="id"></param>
             <param name="request"></param>
             <param name="userSubscription"></param>
             <param name="dataHandler"></param>
             <returns></returns>
         </member>
-        <member name="M:CryptoExchange.Net.Sockets.SocketSubscription.CreateForIdentifier(System.String,System.Boolean,System.Action{CryptoExchange.Net.Sockets.MessageEvent})">
+        <member name="M:CryptoExchange.Net.Sockets.SocketSubscription.CreateForIdentifier(System.Int32,System.String,System.Boolean,System.Action{CryptoExchange.Net.Sockets.MessageEvent})">
             <summary>
             Create SocketSubscription for an identifier
             </summary>
+            <param name="id"></param>
             <param name="identifier"></param>
             <param name="userSubscription"></param>
             <param name="dataHandler"></param>
@@ -3857,11 +3872,16 @@
             Event when an exception happens during the handling of the data
             </summary>
         </member>
-        <member name="P:CryptoExchange.Net.Sockets.UpdateSubscription.Id">
+        <member name="P:CryptoExchange.Net.Sockets.UpdateSubscription.SocketId">
             <summary>
             The id of the socket
             </summary>
         </member>
+        <member name="P:CryptoExchange.Net.Sockets.UpdateSubscription.Id">
+            <summary>
+            The id of the subscription
+            </summary>
+        </member>
         <member name="M:CryptoExchange.Net.Sockets.UpdateSubscription.#ctor(CryptoExchange.Net.Sockets.SocketConnection,CryptoExchange.Net.Sockets.SocketSubscription)">
             <summary>
             ctor
@@ -3904,9 +3924,7 @@
         <member name="M:CryptoExchange.Net.Sockets.WebsocketFactory.CreateWebsocket(CryptoExchange.Net.Logging.Log,System.String,System.Collections.Generic.IDictionary{System.String,System.String},System.Collections.Generic.IDictionary{System.String,System.String})">
             <inheritdoc />
         </member>
-    </members>
+        <member name="T:System.Diagnostics.CodeAnalysis.AllowNullAttribute">
-</doc>
-System.Diagnostics.CodeAnalysis.AllowNullAttribute">
             <summary>
                 Specifies that <see langword="null"/> is allowed as an input even if the
                 corresponding type disallows it.

CryptoExchange.Net/SocketClient.cs

@@ -443,8 +443,8 @@ namespace CryptoExchange.Net
             }
 
             var subscription = request == null
-                ? SocketSubscription.CreateForIdentifier(identifier!, userSubscription, InternalHandler)
+                ? SocketSubscription.CreateForIdentifier(NextId(), identifier!, userSubscription, InternalHandler)
-                : SocketSubscription.CreateForRequest(request, userSubscription, InternalHandler);
+                : SocketSubscription.CreateForRequest(NextId(), request, userSubscription, InternalHandler);
             connection.AddSubscription(subscription);
             return subscription;
         }
@@ -457,7 +457,7 @@ namespace CryptoExchange.Net
         protected void AddGenericHandler(string identifier, Action<MessageEvent> action)
         {
             genericHandlers.Add(identifier, action);
-            var subscription = SocketSubscription.CreateForIdentifier(identifier, false, action);
+            var subscription = SocketSubscription.CreateForIdentifier(NextId(), identifier, false, action);
             foreach (var connection in sockets.Values)
                 connection.AddSubscription(subscription);
         }
@@ -488,7 +488,7 @@ namespace CryptoExchange.Net
             socketConnection.UnhandledMessage += HandleUnhandledMessage;
             foreach (var kvp in genericHandlers)
             {
-                var handler = SocketSubscription.CreateForIdentifier(kvp.Key, false, kvp.Value);
+                var handler = SocketSubscription.CreateForIdentifier(NextId(), kvp.Key, false, kvp.Value);
                 socketConnection.AddSubscription(handler);
             }
 
@@ -591,6 +591,32 @@ namespace CryptoExchange.Net
             });
         }
 
+        /// <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)
+        {
+
+            SocketSubscription? subscription = null;
+            SocketConnection? connection = null;
+            foreach(var socket in sockets.Values.ToList())
+            {
+                subscription = socket.GetSubscription(subscriptionId);
+                if (subscription != null)
+                {
+                    connection = socket;
+                    break;
+                }
+            }
+
+            if (subscription == null || connection == null)
+                return;
+
+            log.Write(LogLevel.Information, "Closing subscription " + subscriptionId);
+            await connection.CloseAsync(subscription).ConfigureAwait(false);
+        }
 
         /// <summary>
         /// Unsubscribe an update subscription
@@ -602,7 +628,7 @@ namespace CryptoExchange.Net
             if (subscription == null)
                 throw new ArgumentNullException(nameof(subscription));
 
-            log.Write(LogLevel.Information, "Closing subscription");
+            log.Write(LogLevel.Information, "Closing subscription " + subscription.Id);
             await subscription.CloseAsync().ConfigureAwait(false);
         }
 

CryptoExchange.Net/Sockets/SocketConnection.cs

@@ -205,6 +205,16 @@ namespace CryptoExchange.Net.Sockets
                 subscriptions.Add(subscription);
         }
 
+        /// <summary>
+        /// Get a subscription on this connection
+        /// </summary>
+        /// <param name="id"></param>
+        public SocketSubscription GetSubscription(int id)
+        {
+            lock (subscriptionLock)
+                return subscriptions.SingleOrDefault(s => s.Id == id);
+        }
+
         private bool HandleData(MessageEvent messageEvent)
         {
             SocketSubscription? currentSubscription = null;

CryptoExchange.Net/Sockets/SocketSubscription.cs

@@ -7,6 +7,7 @@ namespace CryptoExchange.Net.Sockets
     /// </summary>
     public class SocketSubscription
     {
+        public int Id { get; }
         /// <summary>
         /// Exception event
         /// </summary>
@@ -35,8 +36,9 @@ namespace CryptoExchange.Net.Sockets
         /// </summary>
         public bool Confirmed { get; set; }
 
-        private SocketSubscription(object? request, string? identifier, bool userSubscription, Action<MessageEvent> dataHandler)
+        private SocketSubscription(int id, object? request, string? identifier, bool userSubscription, Action<MessageEvent> dataHandler)
         {
+            Id = id;
             UserSubscription = userSubscription;
             MessageHandler = dataHandler;
             Request = request;
@@ -46,27 +48,29 @@ namespace CryptoExchange.Net.Sockets
         /// <summary>
         /// Create SocketSubscription for a request
         /// </summary>
+        /// <param name="id"></param>
         /// <param name="request"></param>
         /// <param name="userSubscription"></param>
         /// <param name="dataHandler"></param>
         /// <returns></returns>
-        public static SocketSubscription CreateForRequest(object request, bool userSubscription,
+        public static SocketSubscription CreateForRequest(int id, object request, bool userSubscription,
             Action<MessageEvent> dataHandler)
         {
-            return new SocketSubscription(request, null, userSubscription, dataHandler);
+            return new SocketSubscription(id, request, null, userSubscription, dataHandler);
         }
 
         /// <summary>
         /// Create SocketSubscription for an identifier
         /// </summary>
+        /// <param name="id"></param>
         /// <param name="identifier"></param>
         /// <param name="userSubscription"></param>
         /// <param name="dataHandler"></param>
         /// <returns></returns>
-        public static SocketSubscription CreateForIdentifier(string identifier, bool userSubscription,
+        public static SocketSubscription CreateForIdentifier(int id, string identifier, bool userSubscription,
             Action<MessageEvent> dataHandler)
         {
-            return new SocketSubscription(null, identifier, userSubscription, dataHandler);
+            return new SocketSubscription(id, null, identifier, userSubscription, dataHandler);
         }
 
         /// <summary>

CryptoExchange.Net/Sockets/UpdateSubscription.cs

@@ -72,7 +72,12 @@ namespace CryptoExchange.Net.Sockets
         /// <summary>
         /// The id of the socket
         /// </summary>
-        public int Id => connection.Socket.Id;
+        public int SocketId => connection.Socket.Id;
+
+        /// <summary>
+        /// The id of the subscription
+        /// </summary>
+        public int Id => subscription.Id;
 
         /// <summary>
         /// ctor