protected override async Task Handle(TcpRequest <ServerStatus> request, CancellationToken cancellationToken)
{
var msg = request.Message;
var serverId = new PolychatServerIdString(msg.ServerId);
var sanitisedId = serverId.ToSanitisedUppercase();
var server = _polychatService.GetOnlineServerOrDefault(sanitisedId);
if (server is not null)
{
await _polychatService.ForwardMessage(sanitisedId, msg);
if (
msg.Status is
ServerStatus.Types.ServerStatusEnum.Stopped or ServerStatus.Types.ServerStatusEnum.Crashed
)
{
_polychatService.RemoveOnlineServer(sanitisedId);
_logger.LogInformation("Removed server {id} from the list of online servers.", sanitisedId);
request.ConnectedClient.StopListening();
}
var getChatChannelResult =
await _channelApi.GetChannelAsync(new(_polychatSettings.ChatChannelId), cancellationToken);
if (!getChatChannelResult.IsSuccess)
{
throw new Exception(getChatChannelResult.Error.Message);
}
var message = $"Server {msg.Status.ToString().ToLowerInvariant()}.";
var chatMessage = new PolychatChatMessageString(sanitisedId, message);
var sendMessageResult =
await _channelApi.CreateMessageAsync(new(_polychatSettings.ChatChannelId),
chatMessage.ToDiscordFormattedString(), ct : cancellationToken);
if (!sendMessageResult.IsSuccess)
{
throw new Exception(getChatChannelResult.Error?.Message ??
"Could not forward message to Discord.");
}
_logger.LogInformation("Server {id} changed status to {newStatus}", sanitisedId,
msg.Status);
}
else
{
if (msg.Status == ServerStatus.Types.ServerStatusEnum.Started)
{
_logger.LogWarning(
"Server {id} has unexpectedly sent ServerStatus message before sending ServerInfo message.",
sanitisedId);
}
else
{
throw new KeyNotFoundException($"Could not find server {sanitisedId} in the list of online servers");
}
}
}
protected override async Task Handle(TcpRequest <ServerPlayerStatusChangedEvent> request, CancellationToken cancellationToken)
{
var serverId = new PolychatServerIdString(request.Message.NewPlayersOnline.ServerId);
var sanitisedId = serverId.ToSanitisedUppercase();
var server = _polychatService.GetOnlineServerOrDefault(sanitisedId);
if (server is null)
{
throw new KeyNotFoundException($"Could not find server {sanitisedId} in the list of online servers");
}
var playersOnline = request.Message.NewPlayersOnline.PlayersOnline;
var newPlayersList = request.Message.NewPlayersOnline.PlayerNames.ToList();
if (request.Message.NewPlayerStatus is ServerPlayerStatusChangedEvent.Types.PlayerStatus.Left &&
newPlayersList.Contains(request.Message.PlayerUsername)
)
{
newPlayersList.Remove(request.Message.PlayerUsername);
playersOnline = playersOnline == 0 ? playersOnline : playersOnline - 1;
}
else if (request.Message.NewPlayerStatus is ServerPlayerStatusChangedEvent.Types.PlayerStatus.Joined &&
!newPlayersList.Contains(request.Message.PlayerUsername)
)
{
newPlayersList.Add(request.Message.PlayerUsername);
playersOnline += 1;
}
server.PlayersOnline = playersOnline;
server.OnlinePlayerNames = newPlayersList;
_polychatService.AddOrUpdateOnlineServer(sanitisedId, server);
await _polychatService.ForwardMessage(sanitisedId, request.Message);
var messageStr = new PolychatChatMessageString(
sanitisedId,
$"{request.Message.PlayerUsername} has {request.Message.NewPlayerStatus.ToString().ToLower()} the game.");
var getChatChannelResult =
await _channelApi.GetChannelAsync(new(_polychatSettings.ChatChannelId), cancellationToken);
if (!getChatChannelResult.IsSuccess)
{
throw new Exception(getChatChannelResult.Error.Message);
}
var sendMessageResult = await _channelApi.CreateMessageAsync(
new(_polychatSettings.ChatChannelId),
messageStr.ToDiscordFormattedString(),
ct : cancellationToken);
if (!sendMessageResult.IsSuccess)
{
throw new Exception(getChatChannelResult.Error?.Message ?? "Could not forward message to Discord.");
}
}