private async Task Play(HttpContext context, WebSocket webSocket)
{
string userName = context.Request.Query["userName"];
webSockets.Add(userName, webSocket);
var buffer = new byte[1024 * 4];
WebSocketReceiveResult result = await webSocket.ReceiveAsync(new ArraySegment <byte>(buffer), CancellationToken.None);
while (!result.CloseStatus.HasValue)
{
string reqString = Encoding.UTF8.GetString(buffer);
MessageReq msgReq = JsonConvert.DeserializeObject <MessageReq>(reqString);
if (string.IsNullOrEmpty(msgReq.To))
{
await sendToEveryOneAsync(msgReq.GetBytes(), result);
}
else
{
await sendToPersonAsync(msgReq.GetBytes(), result, msgReq.To);
}
result = await webSocket.ReceiveAsync(new ArraySegment <byte>(buffer), CancellationToken.None);
}
await webSocket.CloseAsync(result.CloseStatus.Value, result.CloseStatusDescription, CancellationToken.None);
webSockets.Remove(userName);
}
