private void MessageBusOnReceived(object sender, MessageReceivedEventArgs eventArgs)
{
// Unpack locally.
IInvocationContext context = eventArgs.Context;
IMessage message = eventArgs.Message;
// Is it a command?
if (message.Text?.StartsWith(".") != true)
{
return;
}
// Check if command exists.
string command = message.Text.Split(' ').First().TrimStart('.');
if (!_commandRegistry.Exists(command))
{
Debug.WriteLine($"Invalid command called: {command}");
return;
}
// Ensure we do not back up the rest of the command invocation queue.
// TODO: Per-server task pools.
Task.Run(async() =>
{
try
{
IMessage result = await _commandRegistry.ExecuteCommandAsync(command, context, message);
if (result != null)
{
_messageBus.RaiseOutgoing(context.Raiser, result);
}
}
catch (Exception e)
{
// Check if there is a help function.
var help = _commandRegistry.GetHelp(command);
if (!String.IsNullOrEmpty(help))
{
_messageBus.RaiseOutgoing(context.Raiser, Message.Create(help));
}
else
{
_messageBus.RaiseOutgoing(context.Raiser, Message.Create("```\n" + e.StackTrace + "\n```", new FileAttachment(Path.Combine(PathExtensions.AppDir, "error.jpg"))));
}
}
});
}
public string Help(string command)
{
return(_commandRegistry.GetHelp(command));
}
private void MessageBusOnReceived(object sender, MessageReceivedEventArgs eventArgs)
{
// Unpack locally.
IInvocationContext context = eventArgs.Context;
IMessage message = eventArgs.Message;
// Is it a command?
if (message.Text?.IsCommand() != true)
{
return;
}
// Check if command exists.
string command = message.Text.Split(' ').First().TrimStart('.', '!');
if (!_commandRegistry.Exists(command))
{
if (command[0] != '.' || command[0] != '!')
{
if (message is IReactableMessage reactableMessage)
{
reactableMessage.React("🚫").Forget();
}
}
return;
}
IChannelTypingIndicator typingChannel = context?.Channel as IChannelTypingIndicator;
// Ensure we do not back up the rest of the command invocation queue.
// TODO: Per-server task pools.
Task.Run(async() =>
{
try
{
typingChannel?.SetTyping(true);
IMessage result = await _commandRegistry.ExecuteCommandAsync(command, context, message);
if (result != null)
{
_messageBus.RaiseOutgoing(context?.Raiser, result);
}
typingChannel?.SetTyping(false);
if (message.Text[0] == '!')
{
if (message is IDeletableMessage deletableMessage)
{
deletableMessage.DeleteAsync().Forget();
}
}
}
catch (Exception e)
{
typingChannel?.SetTyping(false);
// Quickly dispose any streams in memory.
message.Attachments?.ForEach(x => x.Contents?.Dispose());
Log.Error($"{command} FAIL: {e}");
if (message is IReactableMessage erroredReactableMessage)
{
erroredReactableMessage.React("💔").Forget();
}
else
{
// Check if there is a help function.
var help = _commandRegistry.GetHelp(command);
if (!string.IsNullOrEmpty(help))
{
_messageBus.RaiseOutgoing(context.Raiser, Message.Create(help));
}
else
{
#if DEBUG
_messageBus.RaiseOutgoing(context.Raiser,
Message.Create("```\n" + e.StackTrace + "\n```",
new FileAttachment(Path.Combine(PathExtensions.AppDir, "error.jpg"))));
#endif
}
}
}
});
}
