private async Task SendAsync(WebSocket requestSocket, SocketRespMsg message)
{
var jsonToSend = JObject.FromObject(message, _serializer).ToString();
var dataToSend = Encoding.UTF8.GetBytes(jsonToSend);
ArraySegment <byte> buffer = new ArraySegment <byte>(dataToSend);
await requestSocket.SendAsync(buffer, WebSocketMessageType.Text, true, CancellationToken.None);
}
public async Task Invoke(HttpContext context,
IWarSessionManager sessionManager,
UserManager <User> userManager,
WarService warService,
IActiveWar activeWar)
{
if (context.WebSockets.IsWebSocketRequest)
{
var requestSocket = await context.WebSockets.AcceptWebSocketAsync();
var currentUserId = userManager.GetUserId(context.User);
var newWarSession = new WarSession(currentUserId, requestSocket);
sessionManager.Add(newWarSession);
while (requestSocket.State == WebSocketState.Open)
{
var buffer = new ArraySegment <byte>(new byte[4096]);
var received = await requestSocket.ReceiveAsync(buffer, CancellationToken.None);
var competitorId = activeWar.CompetitorId;
switch (received.MessageType)
{
case WebSocketMessageType.Text:
var receivedJson = Encoding.UTF8.GetString(buffer.Array,
buffer.Offset,
buffer.Count);
var shotParam = JsonConvert.DeserializeObject <ShotVm>(receivedJson);
var shotResult = await warService.ShotAsync(shotParam);
var warModel = shotResult.Item1;
var errorMsg = shotResult.Item2;
var currentPlayerRespMsg = new SocketRespMsg
{
Content = warModel,
ErrorMessage = errorMsg,
State = errorMsg == null ? Success : Failure
};
await SendAsync(requestSocket, currentPlayerRespMsg);
if (currentPlayerRespMsg.State == Success)
{
var competotorSession = sessionManager.Find(competitorId);
if (competotorSession != null)
{
var competotorSocket = competotorSession.Socket;
if (competotorSocket.State == WebSocketState.Open)
{
var competitorWarModel = await warService.FindAsync(competitorId);
await SendAsync(competotorSocket, new SocketRespMsg { Content = competitorWarModel, State = Success });
}
}
}
break;
}
}
await Task.FromResult(0);
}
else
{
await _next(context);
}
}