internal VoiceConnectionInvalidatedEventArgs(Shard shard, DiscordVoiceConnection connection,
VoiceConnectionInvalidationReason reason, string errorMessage = null)
: base(shard, connection)
{
Reason = reason;
ErrorMessage = errorMessage;
}
/// <exception cref="InvalidOperationException">Thrown if this voice connection is not connected.</exception>
/// <exception cref="OperationCanceledException"></exception>
internal async Task DisconnectWithReasonAsync(VoiceConnectionInvalidationReason reason,
CancellationToken?cancellationToken = null)
{
if (!isConnected)
{
throw new InvalidOperationException("The voice connection is not connected!");
}
await CloseAndInvalidate(WebSocketCloseStatus.NormalClosure, "Closing normally...",
reason, null, cancellationToken).ConfigureAwait(false);
}
/// <summary>
/// Ensures that: the WebSocket is closed, the UDP socket is closed, the user has left the voice channel,
/// and the connection is invalidated.
/// </summary>
/// <exception cref="OperationCanceledException"></exception>
async Task CloseAndInvalidate(WebSocketCloseStatus webSocketCloseCode, string webSocketCloseDescription,
VoiceConnectionInvalidationReason reason, string errorMessage = null,
CancellationToken?cancellationToken = null)
{
Task leaveChannelTask = EnsureUserLeftVoiceChannel(cancellationToken ?? CancellationToken.None);
Task webSocketDisconnectTask = EnsureWebSocketIsClosed(webSocketCloseCode,
webSocketCloseDescription, cancellationToken);
EnsureUdpSocketIsClosed();
await webSocketDisconnectTask.ConfigureAwait(false);
await leaveChannelTask.ConfigureAwait(false);
Invalidate(reason, errorMessage);
}
void Invalidate(VoiceConnectionInvalidationReason reason, string errorMessage = null)
{
if (isValid)
{
isValid = false;
isConnecting = false;
isConnected = false;
voiceState = null;
if (!isDisposed)
{
connectingCancellationSource?.Cancel();
}
log?.LogVerbose("[Invalidate] Invalidating voice connection...");
Shard.Voice.RemoveVoiceConnection(guildId);
OnInvalidated?.Invoke(this, new VoiceConnectionInvalidatedEventArgs(Shard, this, reason, errorMessage));
}
}
