Split DiscordClient into DiscordBaseClient and DiscordClient. Several fixes.

src/Discord.Net.Net45/Discord.Net.csproj

@@ -136,6 +136,12 @@
     <Compile Include="..\Discord.Net\DiscordAPIClient.cs">
       <Link>DiscordAPIClient.cs</Link>
     </Compile>
+    <Compile Include="..\Discord.Net\DiscordBaseClient.cs">
+      <Link>DiscordBaseClient.cs</Link>
+    </Compile>
+    <Compile Include="..\Discord.Net\DiscordBaseClient.Events.cs">
+      <Link>DiscordBaseClient.Events.cs</Link>
+    </Compile>
     <Compile Include="..\Discord.Net\DiscordClient.API.cs">
       <Link>DiscordClient.API.cs</Link>
     </Compile>

src/Discord.Net/DiscordBaseClient.Events.cs

@@ -0,0 +1,107 @@
+using System;
+
+namespace Discord
+{
+	public enum LogMessageSeverity : byte
+	{
+		Error = 1,
+		Warning = 2,
+		Info = 3,
+		Verbose = 4,
+		Debug = 5
+	}
+    public enum LogMessageSource : byte
+	{
+		Unknown = 0,
+		Cache,
+		Client,
+		DataWebSocket,
+        MessageQueue,
+		Rest,
+        VoiceWebSocket,
+	}
+
+	public class DisconnectedEventArgs : EventArgs
+	{
+		public readonly bool WasUnexpected;
+		public readonly Exception Error;
+
+		internal DisconnectedEventArgs(bool wasUnexpected, Exception error) 
+		{ 
+			WasUnexpected = wasUnexpected; 
+			Error = error; 
+		}
+	}
+	public sealed class LogMessageEventArgs : EventArgs
+	{
+		public LogMessageSeverity Severity { get; }
+		public LogMessageSource Source { get; }
+		public string Message { get; }
+
+		internal LogMessageEventArgs(LogMessageSeverity severity, LogMessageSource source, string msg) 
+		{ 
+			Severity = severity; 
+			Source = source; 
+			Message = msg; 
+		}
+	}
+
+	public sealed class VoicePacketEventArgs
+	{
+		public string UserId { get; }
+		public string ChannelId { get; }
+		public byte[] Buffer { get; }
+		public int Offset { get; }
+		public int Count { get; }
+
+		internal VoicePacketEventArgs(string userId, string channelId, byte[] buffer, int offset, int count)
+		{
+			UserId = userId;
+			Buffer = buffer;
+			Offset = offset;
+			Count = count;
+        }
+	}
+
+	public abstract partial class DiscordBaseClient
+	{
+		public event EventHandler Connected;
+		private void RaiseConnected()
+		{
+			if (Connected != null)
+				RaiseEvent(nameof(Connected), () => Connected(this, EventArgs.Empty));
+		}
+		public event EventHandler<DisconnectedEventArgs> Disconnected;
+		private void RaiseDisconnected(DisconnectedEventArgs e)
+		{
+			if (Disconnected != null)
+				RaiseEvent(nameof(Disconnected), () => Disconnected(this, e));
+		}
+		public event EventHandler<LogMessageEventArgs> LogMessage;
+		internal void RaiseOnLog(LogMessageSeverity severity, LogMessageSource source, string message)
+		{
+			if (LogMessage != null)
+				RaiseEvent(nameof(LogMessage), () => LogMessage(this, new LogMessageEventArgs(severity, source, message)));
+		}
+
+		public event EventHandler VoiceConnected;
+		private void RaiseVoiceConnected()
+		{
+			if (VoiceConnected != null)
+				RaiseEvent(nameof(VoiceConnected), () => VoiceConnected(this, EventArgs.Empty));
+		}
+		public event EventHandler<DisconnectedEventArgs> VoiceDisconnected;
+		private void RaiseVoiceDisconnected(DisconnectedEventArgs e)
+		{
+			if (VoiceDisconnected != null)
+				RaiseEvent(nameof(VoiceDisconnected), () => VoiceDisconnected(this, e));
+		}
+
+		public event EventHandler<VoicePacketEventArgs> OnVoicePacket;
+		internal void RaiseOnVoicePacket(VoicePacketEventArgs e)
+		{
+			if (OnVoicePacket != null)
+				OnVoicePacket(this, e);
+		}
+	}
+}

src/Discord.Net/DiscordBaseClient.cs

@@ -0,0 +1,272 @@
+using Discord.API;
+using Discord.Collections;
+using Discord.Helpers;
+using Discord.WebSockets.Data;
+using System;
+using System.Collections.Concurrent;
+using System.Net;
+using System.Runtime.ExceptionServices;
+using System.Threading;
+using System.Threading.Tasks;
+using VoiceWebSocket = Discord.WebSockets.Voice.VoiceWebSocket;
+
+namespace Discord
+{
+	public enum DiscordClientState : byte
+	{
+		Disconnected,
+		Connecting,
+		Connected,
+		Disconnecting
+	}
+
+	/// <summary> Provides a barebones connection to the Discord service </summary>
+	public partial class DiscordBaseClient
+	{
+		internal readonly DataWebSocket _dataSocket;
+		internal readonly VoiceWebSocket _voiceSocket;
+		protected readonly ManualResetEvent _disconnectedEvent;
+		protected readonly ManualResetEventSlim _connectedEvent;
+		private Task _runTask;
+		private string _gateway, _token;
+
+		protected ExceptionDispatchInfo _disconnectReason;
+		private bool _wasDisconnectUnexpected;
+
+		/// <summary> Returns the id of the current logged-in user. </summary>
+		public string CurrentUserId => _currentUserId;
+		private string _currentUserId;
+		/*/// <summary> Returns the server this user is currently connected to for voice. </summary>
+		public string CurrentVoiceServerId => _voiceSocket.CurrentServerId;*/
+
+		/// <summary> Returns the current connection state of this client. </summary>
+		public DiscordClientState State => (DiscordClientState)_state;
+		private int _state;
+
+		/// <summary> Returns the configuration object used to make this client. Note that this object cannot be edited directly - to change the configuration of this client, use the DiscordClient(DiscordClientConfig config) constructor. </summary>
+		public DiscordClientConfig Config => _config;
+		protected readonly DiscordClientConfig _config;
+
+		public CancellationToken CancelToken => _cancelToken;
+		private CancellationTokenSource _cancelTokenSource;
+		private CancellationToken _cancelToken;
+
+		/// <summary> Initializes a new instance of the DiscordClient class. </summary>
+		public DiscordBaseClient(DiscordClientConfig config = null)
+		{
+			_config = config ?? new DiscordClientConfig();
+			_config.Lock();
+
+			_state = (int)DiscordClientState.Disconnected;
+			_cancelToken = new CancellationToken(true);
+			_disconnectedEvent = new ManualResetEvent(true);
+			_connectedEvent = new ManualResetEventSlim(false);
+
+			_dataSocket = new DataWebSocket(this);
+			_dataSocket.Connected += (s, e) => { if (_state == (int)DiscordClientState.Connecting) CompleteConnect(); };
+			_dataSocket.Disconnected += async (s, e) => 
+			{
+				RaiseDisconnected(e);
+				if (e.WasUnexpected)
+					await _dataSocket.Reconnect(_token);
+			};
+			if (Config.VoiceMode != DiscordVoiceMode.Disabled)
+			{
+				_voiceSocket = new VoiceWebSocket(this);
+				_voiceSocket.Connected += (s, e) => RaiseVoiceConnected();
+				_voiceSocket.Disconnected += async (s, e) =>
+				{
+					RaiseVoiceDisconnected(e);
+					if (e.WasUnexpected)
+						await _voiceSocket.Reconnect();
+				};
+			}
+
+			_dataSocket.LogMessage += (s, e) => RaiseOnLog(e.Severity, LogMessageSource.DataWebSocket, e.Message);
+			if (_config.VoiceMode != DiscordVoiceMode.Disabled)
+				_voiceSocket.LogMessage += (s, e) => RaiseOnLog(e.Severity, LogMessageSource.VoiceWebSocket, e.Message);
+			if (_config.LogLevel >= LogMessageSeverity.Info)
+			{
+				_dataSocket.Connected += (s, e) => RaiseOnLog(LogMessageSeverity.Info, LogMessageSource.DataWebSocket, "Connected");
+				_dataSocket.Disconnected += (s, e) => RaiseOnLog(LogMessageSeverity.Info, LogMessageSource.DataWebSocket, "Disconnected");
+				if (_config.VoiceMode != DiscordVoiceMode.Disabled)
+				{
+					_voiceSocket.Connected += (s, e) => RaiseOnLog(LogMessageSeverity.Info, LogMessageSource.VoiceWebSocket, "Connected");
+					_voiceSocket.Disconnected += (s, e) => RaiseOnLog(LogMessageSeverity.Info, LogMessageSource.VoiceWebSocket, "Disconnected");
+				}
+			}
+
+			_dataSocket.ReceivedEvent += (s, e) => OnReceivedEvent(e);
+		}
+
+		//Connection
+		protected async Task<string> Connect(string gateway, string token)
+		{
+			try
+			{
+				_state = (int)DiscordClientState.Connecting;
+				_disconnectedEvent.Reset();
+
+				_gateway = gateway;
+				_token = token;
+
+				_cancelTokenSource = new CancellationTokenSource();
+				_cancelToken = _cancelTokenSource.Token;
+
+				_dataSocket.Host = gateway;
+				_dataSocket.ParentCancelToken = _cancelToken;
+				await _dataSocket.Login(token).ConfigureAwait(false);				
+
+				_runTask = RunTasks();
+
+				try
+				{
+					//Cancel if either Disconnect is called, data socket errors or timeout is reached
+					var cancelToken = CancellationTokenSource.CreateLinkedTokenSource(_cancelToken, _dataSocket.CancelToken).Token;
+					_connectedEvent.Wait(cancelToken);
+				}
+				catch (OperationCanceledException)
+				{
+					_dataSocket.ThrowError(); //Throws data socket's internal error if any occured
+					throw;
+				}
+
+				//_state = (int)DiscordClientState.Connected;
+				_token = token;
+				return token;
+			}
+			catch
+			{
+
+				await Disconnect().ConfigureAwait(false);
+				throw;
+			}
+		}
+		protected void CompleteConnect()
+		{
+			_state = (int)DiscordClientState.Connected;
+			_connectedEvent.Set();
+			RaiseConnected();
+		}
+
+		/// <summary> Disconnects from the Discord server, canceling any pending requests. </summary>
+		public Task Disconnect() => DisconnectInternal(new Exception("Disconnect was requested by user."), isUnexpected: false);
+		protected Task DisconnectInternal(Exception ex = null, bool isUnexpected = true, bool skipAwait = false)
+		{
+			int oldState;
+			bool hasWriterLock;
+
+			//If in either connecting or connected state, get a lock by being the first to switch to disconnecting
+			oldState = Interlocked.CompareExchange(ref _state, (int)DiscordClientState.Disconnecting, (int)DiscordClientState.Connecting);
+			if (oldState == (int)DiscordClientState.Disconnected) return TaskHelper.CompletedTask; //Already disconnected
+			hasWriterLock = oldState == (int)DiscordClientState.Connecting; //Caused state change
+			if (!hasWriterLock)
+			{
+				oldState = Interlocked.CompareExchange(ref _state, (int)DiscordClientState.Disconnecting, (int)DiscordClientState.Connected);
+				if (oldState == (int)DiscordClientState.Disconnected) return TaskHelper.CompletedTask; //Already disconnected
+				hasWriterLock = oldState == (int)DiscordClientState.Connected; //Caused state change
+			}
+
+			if (hasWriterLock)
+			{
+				_wasDisconnectUnexpected = isUnexpected;
+				_disconnectReason = ex != null ? ExceptionDispatchInfo.Capture(ex) : null;
+
+				_cancelTokenSource.Cancel();
+				/*if (_state == DiscordClientState.Connecting) //_runTask was never made
+					await Cleanup().ConfigureAwait(false);*/
+			}
+
+			if (!skipAwait)
+				return _runTask ?? TaskHelper.CompletedTask;
+			else
+				return TaskHelper.CompletedTask;
+		}
+
+		private async Task RunTasks()
+		{
+			Task[] tasks = Run();
+			Task firstTask = Task.WhenAny(tasks);
+			Task allTasks = Task.WhenAll(tasks);
+
+			//Wait until the first task ends/errors and capture the error
+			try { await firstTask.ConfigureAwait(false); }
+			catch (Exception ex) { await DisconnectInternal(ex: ex, skipAwait: true).ConfigureAwait(false); }
+
+			//Ensure all other tasks are signaled to end.
+			await DisconnectInternal(skipAwait: true);
+
+			//Wait for the remaining tasks to complete
+			try { await allTasks.ConfigureAwait(false); }
+			catch { }
+
+			//Start cleanup
+			var wasDisconnectUnexpected = _wasDisconnectUnexpected;
+			_wasDisconnectUnexpected = false;
+
+			await Cleanup().ConfigureAwait(false);
+
+			if (!wasDisconnectUnexpected)
+			{
+				_state = (int)DiscordClientState.Disconnected;
+				_disconnectedEvent.Set();
+			}
+			_connectedEvent.Reset();
+			_runTask = null;
+		}
+		protected virtual Task[] Run()
+		{
+			return new Task[] { _cancelToken.Wait() };
+		}
+
+        protected virtual async Task Cleanup()
+		{
+			await _dataSocket.Disconnect().ConfigureAwait(false);
+			if (_config.VoiceMode != DiscordVoiceMode.Disabled)
+				await _voiceSocket.Disconnect().ConfigureAwait(false);
+			
+			_currentUserId = null;
+			_gateway = null;
+			_token = null;
+		}
+
+		//Helpers
+		/// <summary> Blocking call that will not return until client has been stopped. This is mainly intended for use in console applications. </summary>
+		public void Block()
+		{
+			_disconnectedEvent.WaitOne();
+		}
+
+		protected void CheckReady(bool checkVoice = false)
+		{
+			switch (_state)
+			{
+				case (int)DiscordClientState.Disconnecting:
+					throw new InvalidOperationException("The client is disconnecting.");
+				case (int)DiscordClientState.Disconnected:
+					throw new InvalidOperationException("The client is not connected to Discord");
+				case (int)DiscordClientState.Connecting:
+					throw new InvalidOperationException("The client is connecting.");
+			}
+			
+			if (checkVoice && _config.VoiceMode == DiscordVoiceMode.Disabled)
+				throw new InvalidOperationException("Voice is not enabled for this client.");
+		}
+		protected void RaiseEvent(string name, Action action)
+		{
+			try { action(); }
+			catch (Exception ex)
+			{
+				RaiseOnLog(LogMessageSeverity.Error, LogMessageSource.Client,
+					$"{name} event handler raised an exception: ${ex.GetBaseException().Message}");
+			}
+		}
+
+		internal virtual Task OnReceivedEvent(WebSocketEventEventArgs e)
+		{
+			if (e.Type == "READY")
+				_currentUserId = e.Payload["user"].Value<string>("id");
+			return TaskHelper.CompletedTask;
+		}
+    }
+}

src/Discord.Net/DiscordClient.API.cs

@@ -1,5 +1,4 @@
 using Discord.API;
-using Discord.Helpers;
 using System;
 using System.Collections.Generic;
 using System.Linq;
@@ -98,7 +97,7 @@ namespace Discord
 				channel = user.PrivateChannel;
 			if (channel == null)
 			{
-				var response = await _api.CreatePMChannel(_currentUserId, userId).ConfigureAwait(false);
+				var response = await _api.CreatePMChannel(CurrentUserId, userId).ConfigureAwait(false);
 				channel = _channels.GetOrAdd(response.Id, response.GuildId, response.Recipient?.Id);
 				channel.Update(response);
 			}
@@ -266,13 +265,13 @@ namespace Discord
 				var nonce = GenerateNonce();
 				if (_config.UseMessageQueue)
 				{
-					var msg = _messages.GetOrAdd("nonce_" + nonce, channel.Id, _currentUserId);
+					var msg = _messages.GetOrAdd("nonce_" + nonce, channel.Id, CurrentUserId);
 					var currentMember = _members[msg.UserId, channel.ServerId];
                     msg.Update(new API.Message
 					{
 						Content = blockText,
 						Timestamp = DateTime.UtcNow,
-						Author = new UserReference { Avatar = currentMember.AvatarId, Discriminator = currentMember.Discriminator, Id = _currentUserId, Username = currentMember.Name },
+						Author = new UserReference { Avatar = currentMember.AvatarId, Discriminator = currentMember.Discriminator, Id = CurrentUserId, Username = currentMember.Name },
 						ChannelId = channel.Id,
 						IsTextToSpeech = isTextToSpeech
 					});
@@ -513,13 +512,13 @@ namespace Discord
 		}
 
 		//Profile
-		public Task<EditProfileResponse> EditProfile(string currentPassword,
+		public Task<EditProfileResponse> EditProfile(string currentPassword = "",
 			string username = null, string email = null, string password = null,
 			AvatarImageType avatarType = AvatarImageType.Png, byte[] avatar = null)
 		{
 			if (currentPassword == null) throw new ArgumentNullException(nameof(currentPassword));
 
-			return _api.EditProfile(currentPassword, username: username, email: email, password: password,
+			return _api.EditProfile(currentPassword: currentPassword, username: username, email: email, password: password,
 				avatarType: avatarType, avatar: avatar);
 		}
 

src/Discord.Net/DiscordClient.Events.cs

@@ -2,50 +2,6 @@
 
 namespace Discord
 {
-	public enum LogMessageSeverity : byte
-	{
-		Error = 1,
-		Warning = 2,
-		Info = 3,
-		Verbose = 4,
-		Debug = 5
-	}
-    public enum LogMessageSource : byte
-	{
-		Unknown = 0,
-		Cache,
-		Client,
-		DataWebSocket,
-        MessageQueue,
-		Rest,
-        VoiceWebSocket,
-	}
-
-	public class DisconnectedEventArgs : EventArgs
-	{
-		public readonly bool WasUnexpected;
-		public readonly Exception Error;
-
-		internal DisconnectedEventArgs(bool wasUnexpected, Exception error) 
-		{ 
-			WasUnexpected = wasUnexpected; 
-			Error = error; 
-		}
-	}
-	public sealed class LogMessageEventArgs : EventArgs
-	{
-		public LogMessageSeverity Severity { get; }
-		public LogMessageSource Source { get; }
-		public string Message { get; }
-
-		internal LogMessageEventArgs(LogMessageSeverity severity, LogMessageSource source, string msg) 
-		{ 
-			Severity = severity; 
-			Source = source; 
-			Message = msg; 
-		}
-	}
-
 	public sealed class ServerEventArgs : EventArgs
 	{
 		public Server Server { get; }
@@ -148,45 +104,9 @@ namespace Discord
 			IsSpeaking = isSpeaking;
 		}
 	}
-	public sealed class VoicePacketEventArgs
-	{
-		public string UserId { get; }
-		public string ChannelId { get; }
-		public byte[] Buffer { get; }
-		public int Offset { get; }
-		public int Count { get; }
-
-		internal VoicePacketEventArgs(string userId, string channelId, byte[] buffer, int offset, int count)
-		{
-			UserId = userId;
-			Buffer = buffer;
-			Offset = offset;
-			Count = count;
-        }
-	}
 
 	public partial class DiscordClient
 	{
-		//General
-		public event EventHandler Connected;
-		private void RaiseConnected()
-		{
-			if (Connected != null)
-				RaiseEvent(nameof(Connected), () => Connected(this, EventArgs.Empty));
-		}
-		public event EventHandler<DisconnectedEventArgs> Disconnected;
-		private void RaiseDisconnected(DisconnectedEventArgs e)
-		{
-			if (Disconnected != null)
-				RaiseEvent(nameof(Disconnected), () => Disconnected(this, e));
-		}
-		public event EventHandler<LogMessageEventArgs> LogMessage;
-		internal void RaiseOnLog(LogMessageSeverity severity, LogMessageSource source, string message)
-		{
-			if (LogMessage != null)
-				RaiseEvent(nameof(LogMessage), () => LogMessage(this, new LogMessageEventArgs(severity, source, message)));
-		}
-
 		//Server
 		public event EventHandler<ServerEventArgs> ServerCreated;
 		private void RaiseServerCreated(Server server)
@@ -342,26 +262,5 @@ namespace Discord
 			if (UserIsSpeaking != null)
 				RaiseEvent(nameof(UserIsSpeaking), () => UserIsSpeaking(this, new UserIsSpeakingEventArgs(member, isSpeaking)));
 		}
-
-		//Voice
-		public event EventHandler VoiceConnected;
-		private void RaiseVoiceConnected()
-		{
-			if (VoiceConnected != null)
-				RaiseEvent(nameof(UserIsSpeaking), () => VoiceConnected(this, EventArgs.Empty));
-		}
-		public event EventHandler<DisconnectedEventArgs> VoiceDisconnected;
-		private void RaiseVoiceDisconnected(DisconnectedEventArgs e)
-		{
-			if (VoiceDisconnected != null)
-				RaiseEvent(nameof(UserIsSpeaking), () => VoiceDisconnected(this, e));
-		}
-
-		public event EventHandler<VoicePacketEventArgs> OnVoicePacket;
-		internal void RaiseOnVoicePacket(VoicePacketEventArgs e)
-		{
-			if (OnVoicePacket != null)
-				OnVoicePacket(this, e);
-		}
 	}
 }

src/Discord.Net/DiscordClient.Voice.cs

@@ -1,6 +1,7 @@
 using Discord.Helpers;
 using Discord.WebSockets;
 using System;
+using System.Threading;
 using System.Threading.Tasks;
 
 namespace Discord
@@ -8,30 +9,31 @@ namespace Discord
     public partial class DiscordClient
 	{
         public Task JoinVoiceServer(Channel channel)
-			=> JoinVoiceServer(channel?.Server, channel);
+			=> JoinVoiceServer(channel?.ServerId, channel?.Id);
-		public Task JoinVoiceServer(string serverId, string channelId)
-			=> JoinVoiceServer(_servers[serverId], _channels[channelId]);
 		public Task JoinVoiceServer(Server server, string channelId)
-			=> JoinVoiceServer(server, _channels[channelId]);
+			=> JoinVoiceServer(server?.Id, channelId);
-		private async Task JoinVoiceServer(Server server, Channel channel)
+		public async Task JoinVoiceServer(string serverId, string channelId)
 		{
 			CheckReady(checkVoice: true);
-			if (server == null) throw new ArgumentNullException(nameof(server));
+			if (serverId == null) throw new ArgumentNullException(nameof(serverId));
-			if (channel == null) throw new ArgumentNullException(nameof(channel));
+			if (channelId == null) throw new ArgumentNullException(nameof(channelId));
 
 			await LeaveVoiceServer().ConfigureAwait(false);
-			_voiceSocket.SetChannel(server, channel);
+			_voiceSocket.SetChannel(serverId, channelId);
-			_dataSocket.SendJoinVoice(server.Id, channel.Id);
+			_dataSocket.SendJoinVoice(serverId, channelId);
 
+			CancellationTokenSource tokenSource = new CancellationTokenSource();
 			try
 			{
-				await Task.Run(() =>  _voiceSocket.WaitForConnection())
+				await Task.Run(() =>  _voiceSocket.WaitForConnection(tokenSource.Token))
-					.Timeout(_config.ConnectionTimeout)
+					.Timeout(_config.ConnectionTimeout, tokenSource)
 					.ConfigureAwait(false);
 			}
-			catch (TaskCanceledException)
+			catch (TimeoutException)
 			{
+				tokenSource.Cancel();
 				await LeaveVoiceServer().ConfigureAwait(false);
+				throw;
 			}
 		}
 		public async Task LeaveVoiceServer()
@@ -40,11 +42,11 @@ namespace Discord
 
 			if (_voiceSocket.State != WebSocketState.Disconnected)
 			{
-				var server = _voiceSocket.CurrentVoiceServer;
+				var serverId = _voiceSocket.CurrentServerId;
-				if (server != null)
+				if (serverId != null)
 				{
 					await _voiceSocket.Disconnect().ConfigureAwait(false);
-					_dataSocket.SendLeaveVoice(server.Id);
+					_dataSocket.SendLeaveVoice(serverId);
 				}
 			}
 		}

src/Discord.Net/Helpers/TaskHelper.cs

@@ -1,4 +1,6 @@
-using System.Threading.Tasks;
+using System;
+using System.Threading;
+using System.Threading.Tasks;
 
 namespace Discord.Helpers
 {
@@ -32,5 +34,29 @@ namespace Discord.Helpers
 			else
 				return await self.ConfigureAwait(false);
 		}
+		public static async Task Timeout(this Task self, int milliseconds, CancellationTokenSource cancelToken)
+		{
+			try
+			{
+				cancelToken.CancelAfter(milliseconds);
+				await self;
+			}
+			catch (OperationCanceledException)
+			{
+				throw new TimeoutException();
+			}
+		}
+		public static async Task<T> Timeout<T>(this Task<T> self, int milliseconds, CancellationTokenSource cancelToken)
+		{
+			try
+			{
+				cancelToken.CancelAfter(milliseconds);
+				return await self;
+			}
+			catch (OperationCanceledException)
+			{
+				throw new TimeoutException();
+			}
+		}
 	}
 }

src/Discord.Net/Models/Channel.cs

@@ -17,7 +17,6 @@ namespace Discord
 
 		private readonly DiscordClient _client;
 		private ConcurrentDictionary<string, bool> _messages;
-		private ConcurrentDictionary<uint, string> _ssrcMapping;
 
 		/// <summary> Returns the unique identifier for this channel. </summary>
 		public string Id { get; }
@@ -70,8 +69,6 @@ namespace Discord
 		{
 			Name = model.Name;
 			Type = model.Type;
-			if (Type == ChannelTypes.Voice && _ssrcMapping == null)
-				_ssrcMapping = new ConcurrentDictionary<uint, string>();
 		}
 		internal void Update(API.ChannelInfo model)
 		{
@@ -104,12 +101,5 @@ namespace Discord
 			bool ignored;
 			return _messages.TryRemove(messageId, out ignored);
 		}
-
-		internal string GetUserId(uint ssrc)
-		{
-			string userId = null;
-			_ssrcMapping.TryGetValue(ssrc, out userId);
-			return userId;
-		}
 	}
 }

src/Discord.Net/WebSockets/Data/DataWebSocket.cs

@@ -12,7 +12,7 @@ namespace Discord.WebSockets.Data
 		public string SessionId => _sessionId;
 		private string _sessionId;
 
-		public DataWebSocket(DiscordClient client)
+		public DataWebSocket(DiscordBaseClient client)
 			: base(client)
 		{
 		}

src/Discord.Net/WebSockets/Data/DataWebSockets.Events.cs

@@ -16,7 +16,7 @@ namespace Discord.WebSockets.Data
 
 	internal partial class DataWebSocket
 	{
-		public event EventHandler<WebSocketEventEventArgs> ReceivedEvent;
+		internal event EventHandler<WebSocketEventEventArgs> ReceivedEvent;
 		private void RaiseReceivedEvent(string type, JToken payload)
 		{
 			if (ReceivedEvent != null)

src/Discord.Net/WebSockets/Voice/VoiceWebSocket.Events.cs

@@ -2,7 +2,7 @@
 
 namespace Discord.WebSockets.Voice
 {
-	public sealed class IsTalkingEventArgs : EventArgs
+	internal sealed class IsTalkingEventArgs : EventArgs
 	{
 		public readonly string UserId;
 		public readonly bool IsSpeaking;

src/Discord.Net/WebSockets/Voice/VoiceWebSocket.cs

@@ -15,7 +15,7 @@ using System.Threading.Tasks;
 
 namespace Discord.WebSockets.Voice
 {
-    internal partial class VoiceWebSocket : WebSocket
+	internal partial class VoiceWebSocket : WebSocket
 	{
 		private const int MaxOpusSize = 4000;
         private const string EncryptedMode = "xsalsa20_poly1305";
@@ -27,6 +27,7 @@ namespace Discord.WebSockets.Voice
 		private readonly ConcurrentDictionary<uint, OpusDecoder> _decoders;
 		private ManualResetEventSlim _connectWaitOnLogin;
 		private uint _ssrc;
+		private ConcurrentDictionary<uint, string> _ssrcMapping;
 
 		private ConcurrentQueue<byte[]> _sendQueue;
 		private ManualResetEventSlim _sendQueueWait, _sendQueueEmptyWait;
@@ -35,17 +36,16 @@ namespace Discord.WebSockets.Voice
 		private bool _isClearing, _isEncrypted;
 		private byte[] _secretKey, _encodingBuffer;
 		private ushort _sequence;
-		private string _userId, _sessionId, _token, _encryptionMode;
+		private string _serverId, _channelId, _userId, _sessionId, _token, _encryptionMode;
-		private Server _server;
-		private Channel _channel;
 
 #if USE_THREAD
-		private Thread _sendThread;
+		private Thread _sendThread, _receiveThread;
 #endif
 
-		public Server CurrentVoiceServer => _server;
+		public string CurrentServerId => _serverId;
+		public string CurrentChannelId => _channelId;
 
-		public VoiceWebSocket(DiscordClient client)
+		public VoiceWebSocket(DiscordBaseClient client)
 			: base(client)
 		{
 			_rand = new Random();
@@ -56,12 +56,14 @@ namespace Discord.WebSockets.Voice
 			_sendQueueEmptyWait = new ManualResetEventSlim(true);
 			_targetAudioBufferLength = client.Config.VoiceBufferLength / 20; //20 ms frames
 			_encodingBuffer = new byte[MaxOpusSize];
+			_ssrcMapping = new ConcurrentDictionary<uint, string>();
+			_encoder = new OpusEncoder(48000, 1, 20, Opus.Application.Audio);
         }
 
-		public void SetChannel(Server server, Channel channel)
+		public void SetChannel(string serverId, string channelId)
 		{
-			_server = server;
+			_serverId = serverId;
-			_channel = channel;
+			_channelId = channelId;
         }
 		public async Task Login(string userId, string sessionId, string token, CancellationToken cancelToken)
 		{
@@ -113,7 +115,7 @@ namespace Discord.WebSockets.Voice
 #endif
 			
 			LoginCommand msg = new LoginCommand();
-			msg.Payload.ServerId = _server.Id;
+			msg.Payload.ServerId = _serverId;
 			msg.Payload.SessionId = _sessionId;
 			msg.Payload.Token = _token;
 			msg.Payload.UserId = _userId;
@@ -122,6 +124,8 @@ namespace Discord.WebSockets.Voice
 #if USE_THREAD
 			_sendThread = new Thread(new ThreadStart(() => SendVoiceAsync(_cancelToken)));
 			_sendThread.Start();
+			_receiveThread = new Thread(new ThreadStart(() => ReceiveVoiceAsync(_cancelToken)));
+			_receiveThread.Start();
 #if !DNXCORE50
 			return new Task[] { WatcherAsync() }.Concat(base.Run()).ToArray();
 #else
@@ -141,7 +145,9 @@ namespace Discord.WebSockets.Voice
 		{
 #if USE_THREAD
 			_sendThread.Join();
+			_receiveThread.Join();
 			_sendThread = null;
+			_receiveThread = null;
 #endif
 
 			OpusDecoder decoder;
@@ -274,9 +280,9 @@ namespace Discord.WebSockets.Voice
 								/*if (_logLevel >= LogMessageSeverity.Debug)
 									RaiseOnLog(LogMessageSeverity.Debug, $"Received {buffer.Length - 12} bytes.");*/
 
-								string userId = _channel.GetUserId(ssrc);
+								string userId;
-								if (userId != null)
+								if (_ssrcMapping.TryGetValue(ssrc, out userId))
-									RaiseOnPacket(userId, _channel.Id, result, resultOffset, resultLength);
+									RaiseOnPacket(userId, _channelId, result, resultOffset, resultLength);
 							}
 						}
 #if USE_THREAD || DNXCORE50
@@ -568,9 +574,9 @@ namespace Discord.WebSockets.Voice
 		{
 			_sendQueueEmptyWait.Wait(_cancelToken);
 		}
-		public void WaitForConnection()
+		public void WaitForConnection(CancellationToken cancelToken)
 		{
-			_connectedEvent.Wait();
+			_connectedEvent.Wait(cancelToken);
 		}
 	}
 }

src/Discord.Net/WebSockets/WebSocket.Events.cs

@@ -2,7 +2,7 @@
 
 namespace Discord.WebSockets
 {
-	internal partial class WebSocket
+	internal abstract partial class WebSocket
 	{		
 		public event EventHandler Connected;
 		private void RaiseConnected()

src/Discord.Net/WebSockets/WebSocket.cs

@@ -35,7 +35,7 @@ namespace Discord.WebSockets
 	internal abstract partial class WebSocket
 	{
 		protected readonly IWebSocketEngine _engine;
-		protected readonly DiscordClient _client;
+		protected readonly DiscordBaseClient _client;
 		protected readonly LogMessageSeverity _logLevel;
 		protected readonly ManualResetEventSlim _connectedEvent;
 
@@ -57,7 +57,7 @@ namespace Discord.WebSockets
 		public WebSocketState State => (WebSocketState)_state;
 		protected int _state;
 
-		public WebSocket(DiscordClient client)
+		public WebSocket(DiscordBaseClient client)
 		{
 			_client = client;
 			_logLevel = client.Config.LogLevel;
@@ -131,9 +131,9 @@ namespace Discord.WebSockets
 				_disconnectState = (WebSocketState)oldState;
 				_disconnectReason = ex != null ? ExceptionDispatchInfo.Capture(ex) : null;
 
-				if (_disconnectState == WebSocketState.Connecting) //_runTask was never made
-					await Cleanup();
 				_cancelTokenSource.Cancel();
+				if (_disconnectState == WebSocketState.Connecting) //_runTask was never made
+					await Cleanup().ConfigureAwait(false);
 			}
 
 			if (!skipAwait)
@@ -162,7 +162,7 @@ namespace Discord.WebSockets
 			try { await allTasks.ConfigureAwait(false); }
 			catch { }
 
-			//Clean up state variables and raise disconnect event
+			//Start cleanup
 			await Cleanup().ConfigureAwait(false);
 		}
 		protected virtual Task[] Run()