Added QueryEndReason enum for ServerList queries

Facepunch.Steamworks/ServerList/Base.cs

@@ -7,6 +7,14 @@ using Steamworks.Data;
 
 namespace Steamworks.ServerList
 {
+	public enum QueryEndReason
+	{
+		EndOfRefresh,
+		TimeOut,
+		CancelledOrChangedRequest,
+		InvalidClient,
+	}
+
 	public abstract class Base : IDisposable
 	{
 
@@ -51,7 +59,7 @@ namespace Steamworks.ServerList
 		/// Query the server list. Task result will be true when finished
 		/// </summary>
 		/// <returns></returns>
-		public virtual async Task<bool> RunQueryAsync( float timeoutSeconds = 10 )
+		public virtual async Task<QueryEndReason> RunQueryAsync( float timeoutSeconds = 10 )
 		{
 			var stopwatch = System.Diagnostics.Stopwatch.StartNew();
 
@@ -60,6 +68,8 @@ namespace Steamworks.ServerList
 
 			var thisRequest = request;
 
+			QueryEndReason ret = QueryEndReason.EndOfRefresh;
+
 			while ( IsRefreshing )
 			{
 				await Task.Delay( 33 );
@@ -68,10 +78,10 @@ namespace Steamworks.ServerList
 				// The request has been cancelled or changed in some way
 				//
 				if ( request.Value == IntPtr.Zero || thisRequest.Value != request.Value )
-					return false;
+					return QueryEndReason.CancelledOrChangedRequest;
 
 				if ( !SteamClient.IsValid )
-					return false;
+					return QueryEndReason.InvalidClient;
 
 				var r = Responsive.Count;
 
@@ -84,13 +94,16 @@ namespace Steamworks.ServerList
 				}
 
 				if ( stopwatch.Elapsed.TotalSeconds > timeoutSeconds )
+				{
+					ret = QueryEndReason.TimeOut;
 					break;
 				}
+			}
 
 			MovePendingToUnresponsive();
 			InvokeChanges();
 
-			return true;
+			return ret;
 		}
 
 		public virtual void Cancel() => Internal.CancelQuery( request );

Facepunch.Steamworks/ServerList/IpList.cs

@@ -23,13 +23,15 @@ namespace Steamworks.ServerList
 			Ips.AddRange( list );
 		}
 
-		public override async Task<bool> RunQueryAsync( float timeoutSeconds = 10 )
+		public override async Task<QueryEndReason> RunQueryAsync( float timeoutSeconds = 10 )
 		{
 			int blockSize = 16;
 			int pointer = 0;
 
 			var ips = Ips.ToArray();
 
+			QueryEndReason ret = QueryEndReason.EndOfRefresh;
+
 			while ( true )
 			{
 				var sublist = ips.Skip( pointer ).Take( blockSize );
@@ -45,10 +47,10 @@ namespace Steamworks.ServerList
 						list.AddFilter( "gameaddr", server );
 					}
 
-					await list.RunQueryAsync( timeoutSeconds );
+					ret = await list.RunQueryAsync( timeoutSeconds );
 
 					if ( wantsCancel )
-						return false;
+						return QueryEndReason.CancelledOrChangedRequest;
 
 					Responsive.AddRange( list.Responsive );
 					Responsive = Responsive.Distinct().ToList();
@@ -61,7 +63,7 @@ namespace Steamworks.ServerList
 				InvokeChanges();
 			}
 
-			return true;
+			return ret;
 		}
 
 		public override void Cancel()