private async Task Echo(HttpContext context, WebSocket webSocket)
{
// Task.Run(() => Loop(context, webSocket));
var buffer = new byte[1024 * 4];
WebSocketReceiveResult result = await webSocket.ReceiveAsync(new ArraySegment <byte>(buffer), CancellationToken.None);
while (!result.CloseStatus.HasValue)
{
Console.WriteLine("Received");
var resultString = Encoding.UTF8.GetString(buffer, 0, result.Count);
Console.WriteLine(resultString);
var resultJson = JsonConvert.DeserializeObject <Dictionary <string, string> >(resultString);
var name = resultJson["name"];
if (resultJson.ContainsKey("play"))
{
// User plays
SocketWatcher.Play(webSocket, resultJson["play"]);
await SocketWatcher.SendResultsAll();
}
await SocketWatcher.SendMessageAll(result, buffer);
// Keep reading
result = await webSocket.ReceiveAsync(new ArraySegment <byte>(buffer), CancellationToken.None);
}
Console.WriteLine("Socket closing!");
SocketWatcher.Delete(webSocket);
await webSocket.CloseAsync(result.CloseStatus.Value, result.CloseStatusDescription, CancellationToken.None);
}
// This method gets called by the runtime. Use this method to configure the HTTP request pipeline.
public void Configure(IApplicationBuilder app, IHostingEnvironment env, ILoggerFactory loggerFactory)
{
if (env.IsDevelopment())
{
app.UseDeveloperExceptionPage();
}
#if NoOptions
app.UseWebSockets();
#endif
#if UseOptions
var webSocketOptions = new WebSocketOptions()
{
KeepAliveInterval = TimeSpan.FromSeconds(120),
ReceiveBufferSize = 4 * 1024
};
app.UseWebSockets(webSocketOptions);
#endif
app.UseCors(builder => builder
.AllowAnyOrigin()
.AllowAnyMethod()
.AllowAnyHeader()
// .AllowCredentials()
);
app.UseRouting();
app.UseFileServer();
Task.Run(() => SocketWatcher.Run());
app.UseEndpoints(endpoints =>
{
endpoints.MapGet("/status", async(context) =>
{
await context.Response.WriteAsync(SocketWatcher.ListAll());
});
endpoints.MapGet("/ws/{name}", async(context) =>
{
if (context.WebSockets.IsWebSocketRequest)
{
WebSocket webSocket = await context.WebSockets.AcceptWebSocketAsync();
var name = context.GetRouteValue("name");
SocketWatcher.Add(webSocket, name.ToString());
await Echo(context, webSocket);
}
else
{
context.Response.StatusCode = 400;
}
});
});
}
