internal async Task OnVoiceStateUpdated(DiscordVoiceState voiceState)
{
if (isValid)
{
this.voiceState = voiceState;
if (!isConnected && !isConnecting && token != null && endPoint != null)
{
// Either the token or session ID can be received first,
// so we must check if we are ready to start in both cases.
await DoFullConnect();
}
}
}
/// <summary>
/// Initiates this voice connection.
/// <para>
/// Note: An <see cref="OperationCanceledException"/> will be thrown if the Gateway
/// connection is closed while initiating.
/// </para>
/// </summary>
/// <param name="startMute">Whether the current bot should connect self-muted.</param>
/// <param name="startDeaf">Whether the current bot should connect self-deafened.</param>
/// <exception cref="DiscordPermissionException">
/// Thrown if the current bot does not have permission to connect to the voice channel.
/// </exception>
/// <exception cref="InvalidOperationException">
/// Thrown if connect is called more than once,
/// if the voice channel is full and the current bot is not an admin,
/// or if the shard behind this connection isn't running.
/// </exception>
/// <exception cref="OperationCanceledException">
/// Thrown if the give cancellation token is cancelled or the Gateway connection is closed while initiating the voice connection.
/// </exception>
public async Task ConnectAsync(Snowflake voiceChannelId,
bool startMute = false, bool startDeaf = false, CancellationToken?cancellationToken = null)
{
if (isValid)
{
if (!isConnecting && !IsConnected)
{
// We need to guarantee that the shard user ID is available,
// so double-check that the shard is running.
if (!Shard.IsRunning)
{
throw new InvalidOperationException("Voice connection cannot be started while the parent shard is not running!");
}
// Ensure the API user has permission to connect (this is to avoid the 10s timeout (if possible) otherwise).
AssertUserCanJoin(guildId, voiceChannelId);
// Set state
voiceState = new DiscordVoiceState(guildId, Shard.UserId.Value, voiceChannelId);
// Create the logger
log = new DiscoreLogger($"VoiceConnection:{guildId}");
// Initiate the connection
isConnecting = true;
connectingCancellationSource = new CancellationTokenSource();
await gateway.SendVoiceStateUpdatePayload(guildId, voiceChannelId,
startMute, startDeaf, cancellationToken ?? CancellationToken.None).ConfigureAwait(false);
await ConnectionTimeout().ConfigureAwait(false);
}
else
{
throw new InvalidOperationException("Voice connection is already connecting or is currently connected.");
}
}
}
