public async Task <PartyWithdrawResponse> Withdraw(PartyWithdrawRequest request)
{
var source = new CancellationTokenSource();
source.CancelAfter(PartyLockTimeoutDuration);
var @lock = await _locker.AcquireAsync(PartyLockKey, cancellationToken : source.Token);
if (@lock != null)
{
var result = PartyServiceResult.Ok;
var party = await _repository.RetrieveByMember(request.Character);
var member = party?.Members?.FirstOrDefault(m => m.ID == request.Character);
if (party == null || member == null)
{
result = PartyServiceResult.FailedNotInParty;
}
if (result == PartyServiceResult.Ok)
{
var targets = party.Members.ToList();
var isDisband = request.Character == party.Boss;
if (isDisband)
{
party.Members.Clear();
await _repository.Delete(party);
}
else
{
party.Members.Remove(member);
await _repository.Update(party);
}
await Task.WhenAll(targets.Select(async m =>
{
var packet = new UnstructuredOutgoingPacket(PacketSendOperations.PartyResult);
packet.WriteByte((byte)PartyResultCode.WithdrawParty_Done);
packet.WriteInt(party.ID);
packet.WriteInt(request.Character);
packet.WriteBool(!isDisband);
if (!isDisband)
{
packet.WriteBool(request.IsKick);
packet.WriteString(member.Name);
packet.WritePartyData(party, m.Channel);
}
var dispatchRequest = new DispatchToCharactersRequest {
Data = ByteString.CopyFrom(packet.Buffer)
};
dispatchRequest.Characters.Add(m.ID);
await _dispatcher.DispatchToCharacters(dispatchRequest);
}));
await _messenger.PublishAsync(new PartyUpdateEvent { Party = party });
}
await @lock.ReleaseAsync();
return(new PartyWithdrawResponse {
Result = result
});
}
return(new PartyWithdrawResponse {
Result = PartyServiceResult.FailedTimeout
});
}
