public async Task Invoke(HttpContext context)
{
if (!context.WebSockets.IsWebSocketRequest)
{
return;
}
var socket = await context.WebSockets.AcceptWebSocketAsync();
string userName = context.Request.Query["userName"];
var channels = channelBusiness.GetAllChannels();
foreach (var channel in channels)
{
await _webSocketHandler.OnConnected(socket, userName, channel);
}
await Receive(socket, async (result, buffer) =>
{
if (result.MessageType == WebSocketMessageType.Text)
{
await _webSocketHandler.Receive(socket, result, buffer);
return;
}
else if (result.MessageType == WebSocketMessageType.Close)
{
await _webSocketHandler.OnDisconnected(socket);
return;
}
});
}
public JsonResult ChatChannels()
{
IList <string> channels = channelBusiness.GetAllChannels();
return(Json(channels));
}