public override async Task Effect(StateMachineEvent evt, Command parameter)
{
if (parameter != null)
{
var status = new Status(new InformationMessageHeader(), Status.ErrorSeverity.Fatal, Status.ErrorCode.InvalidState, $"Command {parameter.FourCc()} is invalid or not available in IDENTIFY state.");
status.OffendingCommandOrMissingFeature.Value = parameter.FourCc();
await Sender.SendMessage(status.ToMessage());
}
if (evt.InternalEvent != InternalEvent.DisconnectOccured)
{
var quit = new Quit(new InformationMessageHeader(), User.Sid);
await Sender.SendMessage(quit.ToMessage());
}
await User.Close();
}
private async Task DisconnectUser(ITransaction tx, string disconnectingSid)
{
var sids = await Sids;
var maybeData = await sids.TryGetValueAsync(tx, disconnectingSid);
if (maybeData.HasValue && maybeData.Value.IsExposed)
{
var quitCommand = new Quit(new InformationMessageHeader(), disconnectingSid);
await ForAllSids(
tx,
await Sids,
async sid =>
{
if (sid == disconnectingSid)
{
return;
}
await GetSender(sid).SendMessage(quitCommand.ToMessage());
});
var nicks = await Nicks;
await nicks.TryRemoveAsync(tx, maybeData.Value.Nick);
await sids.TryRemoveAsync(tx, disconnectingSid);
}
}
public override async Task ElseEffect(StateMachineEvent evt, Command parameter)
{
var quit = new Quit(new InformationMessageHeader(), _user.Sid);
await Sender.SendMessage(quit.ToMessage());
await _user.Close();
}