protected override async Task <CommandBusResult> EnqueueInternalAsync(ICommand cmd)
{
Precondition.For(cmd, nameof(cmd)).IsValidCommand();
CommandBusResult result = await HandleCommand(cmd);
return(result);
}
public Task <CommandBusResult> EnqueueAsync(ICommand cmd)
{
Precondition.For(cmd, nameof(cmd)).IsValidCommand();
if (condition == null || condition(cmd))
{
return(EnqueueInternalAsync(cmd));
}
return(Task.FromResult(CommandBusResult.Filtered()));
}
public Task <CommandBusResult> EnqueueAsync(ICommand cmd)
{
Precondition.For(cmd, nameof(cmd)).IsValidCommand();
var type = cmd.GetType();
if (condition == null || condition(cmd))
{
logger.LogTrace("Sending \"{type}\" command.", type);
return(EnqueueInternalAsync(cmd));
}
logger.LogTrace("Command \"{type}\" not set due to filter.", type);
return(Task.FromResult(CommandBusResult.Filtered()));
}
private async Task <CommandBusResult> HandleCommand(ICommand cmd)
{
CommandBusResult result;
try
{
await handler.ExecuteAsync(cmd);
result = CommandBusResult.Succeeded();
}
catch (Exception err)
{
Debug.WriteLine($"Error handling command \"{cmd.GetType().Name}\" - {err.Message}");
result = CommandBusResult.Failed(err);
}
return(result);
}
private async Task <CommandBusResult> HandleCommand(ICommand cmd)
{
CommandBusResult result;
try
{
await handler.ExecuteAsync(cmd);
result = CommandBusResult.Succeeded();
}
catch (Exception err)
{
var type = cmd.GetType();
var msg = err.Message;
logger.LogError(err, "Error handling command \"{type}\" - {msg}", type, msg);
result = CommandBusResult.Failed(err);
}
return(result);
}