private async Task ExecuteCommandAsync(int counter, Guid correlationId, ILogger logger, CommandRegistrationFindResult findResult, ICommand command, Stopwatch stopwatch, TimeSpan verificationElapsed, TimeSpan parsingElapsed, TimeSpan gatewayPing)
{
IDisposable typingState = null;
if (findResult.Registration.Flags.HasFlag(CommandFlags.TypingIndicator))
{
typingState = command.Message.Channel.EnterTypingState();
}
var result = CommandResult.Failed;
try
{
using (var scope = _clientServiceProvider.CreateScope())
{
var module = scope.ServiceProvider.GetRequiredService(findResult.Registration.ModuleType);
var commandLogger = _loggerFactory.CreateLogger(findResult.Registration.ModuleType)
.WithCommandScope(command.Message, correlationId, findResult.Registration, findResult.Usage);
await findResult.Registration.Handler.Invoke(module, command, commandLogger, default); // TODO: cancellation
}
result = CommandResult.Succeeded;
}
catch (Exceptions.AbortException ex)
{
if (ex.Pages != null)
{
await _communicator.CommandReply(command.Message.Channel, ex.Pages);
}
else if (!string.IsNullOrEmpty(ex.Message))
{
await _communicator.CommandReply(command.Message.Channel, ex.Message);
}
result = CommandResult.Succeeded;
}
catch (Exceptions.IncorrectParametersCommandException ex)
{
await _communicator.CommandReplyIncorrectParameters(command.Message.Channel, findResult.Registration, ex.Message, findResult.Prefix, ex.ShowUsage);
}
catch (Exceptions.UnclearParametersCommandException ex)
{
await _communicator.CommandReplyUnclearParameters(command.Message.Channel, findResult.Registration, ex.Message, findResult.Prefix, ex.ShowUsage);
}
catch (Exceptions.MissingPermissionsException ex)
{
await _communicator.CommandReplyMissingPermissions(command.Message.Channel, findResult.Registration, ex.Permissions, ex.Message);
}
catch (Exceptions.MissingBotPermissionsException ex)
{
await _communicator.CommandReplyMissingBotPermissions(command.Message.Channel, findResult.Registration, ex.Permissions);
}
catch (Exceptions.MissingBotChannelPermissionsException ex)
{
await _communicator.CommandReplyMissingBotPermissions(command.Message.Channel, findResult.Registration, ex.Permissions);
}
catch (Exceptions.CommandException ex)
{
await _communicator.CommandReplyError(command.Message.Channel, ex.Message);
}
catch (Discord.Net.HttpException ex) when(ex.DiscordCode == 50001)
{
await _communicator.CommandReplyMissingBotAccess(command.Message.Channel, findResult.Registration);
}
catch (Discord.Net.HttpException ex) when(ex.DiscordCode == 50013)
{
await _communicator.CommandReplyMissingBotPermissions(command.Message.Channel, findResult.Registration);
}
catch (Exception ex)
{
logger.LogError(ex, "Exception encountered while processing command {Command} (nr: {CommandCounter}) in module {Module}", findResult.Registration.PrimaryUsage.InvokeUsage, counter, findResult.Registration.ModuleType);
await _communicator.CommandReplyGenericFailure(command.Message.Channel);
}
finally
{
if (typingState != null)
{
typingState.Dispose();
}
}
var totalElapsed = stopwatch.Elapsed;
logger.LogInformation("Command {CommandCounter} {Result} in {TotalElapsed:F3}s (v: {VerificationElapsed:F3}s, p: {ParsingElapsed:F3}s, e: {ExecutionElapsed:F3}s, g: {GatewayDelay:F3}s)", counter, result, totalElapsed.TotalSeconds, verificationElapsed.TotalSeconds, (parsingElapsed - verificationElapsed).TotalSeconds, (totalElapsed - parsingElapsed).TotalSeconds, gatewayPing.TotalSeconds);
}