/// <summary>
/// Start the hub connection - populate FunctionNamesToFullNames first
/// </summary>
/// <returns></returns>
public async Task StartAsync()
{
// stop any previous hub connection
hubConnection?.Stop();
hubConnection?.Dispose();
// make a new hub connection
hubConnection = new HubConnection(ConnectionUrl, false);
hubConnection.Closed += SocketClosed;
#if DEBUG
//hubConnection.TraceLevel = TraceLevels.All;
//hubConnection.TraceWriter = Console.Out;
#endif
hubProxy = hubConnection.CreateHubProxy(HubName);
if (hubProxy == null)
{
throw new APIException("CreateHubProxy - proxy is null, this should never happen");
}
// assign callbacks for events
foreach (string key in FunctionNamesToFullNames.Keys)
{
hubProxy.On(key, async(string data) => await HandleResponse(key, data));
}
// create a custom transport, the default transport is really buggy
DefaultHttpClient client = new DefaultHttpClient();
WebsocketCustomTransport customTransport = new WebsocketCustomTransport(client);
var autoTransport = new AutoTransport(client, new IClientTransport[] { customTransport });
hubConnection.TransportConnectTimeout = hubConnection.DeadlockErrorTimeout = TimeSpan.FromSeconds(10.0);
// setup connect event
customTransport.WebSocket.Connected += async(ws) =>
{
SignalrSocketConnection[] socketsCopy;
lock (sockets)
{
socketsCopy = sockets.ToArray();
}
foreach (SignalrSocketConnection socket in socketsCopy)
{
await socket.InvokeConnected();
}
};
// setup disconnect event
customTransport.WebSocket.Disconnected += async(ws) =>
{
try
{
SignalrSocketConnection[] socketsCopy;
lock (sockets)
{
socketsCopy = sockets.ToArray();
}
foreach (SignalrSocketConnection socket in socketsCopy)
{
await socket.InvokeDisconnected();
}
}
catch (Exception ex)
{
Logger.Info(ex.ToString());
}
// start a task to tear down the hub connection
await Task.Run(() =>
{
try
{
// tear down the hub connection, we must re-create it whenever a web socket disconnects
hubConnection?.Dispose();
}
catch (Exception ex)
{
Logger.Info(ex.ToString());
}
});
};
await hubConnection.Start(autoTransport);
// get list of listeners quickly to limit lock
HubListener[] listeners;
lock (this.listeners)
{
listeners = this.listeners.Values.ToArray();
}
// re-call the end point to enable messages
foreach (var listener in listeners)
{
foreach (object[] p in listener.Param)
{
await hubProxy.Invoke <bool>(listener.FunctionFullName, p);
}
}
}
/// <summary>
/// Start the hub connection - populate FunctionNamesToFullNames first
/// </summary>
/// <returns></returns>
public async Task StartAsync()
{
// stop any previous hub connection
hubConnection?.Stop();
hubConnection?.Dispose();
// make a new hub connection
hubConnection = new HubConnection(ConnectionUrl, false);
hubConnection.Closed += SocketClosed;
///TODO:正式发布注释代码
#region 测试 输入signalr日志
hubConnection.TraceLevel = TraceLevels.All;
hubConnection.TraceWriter = Console.Out;
#endregion
hubConnection.StateChanged += StateChange;
hubConnection.ConnectionSlow += ConnectionSlow;
hubConnection.Error += Error;
//hubConnection.Received += Received;
hubProxy = hubConnection.CreateHubProxy(HubName);
// assign callbacks for events
foreach (string key in FunctionNamesToFullNames.Keys)
{
hubProxy.On(key, (string data) => HandleResponse(key, data));
}
// create a custom transport, the default transport is really buggy
DefaultHttpClient client = new DefaultHttpClient();
customTransport = new WebsocketCustomTransport(client);
var autoTransport = new AutoTransport(client, new IClientTransport[] { customTransport });
hubConnection.TransportConnectTimeout = hubConnection.DeadlockErrorTimeout = TimeSpan.FromSeconds(10.0);
// setup connect event
customTransport.WebSocket.Connected += (ws) =>
{
lock (sockets)
{
foreach (IWebSocket socket in sockets)
{
(socket as SignalrSocketConnection).InvokeConnected();
}
}
};
// setup disconnect event
customTransport.WebSocket.Disconnected += (ws) =>
{
lock (sockets)
{
foreach (IWebSocket socket in sockets)
{
(socket as SignalrSocketConnection).InvokeDisconnected();
}
}
// start a task to tear down the hub connection
Task.Run(() =>
{
try
{
// tear down the hub connection, we must re-create it whenever a web socket disconnects
hubConnection?.Dispose();
}
catch (Exception ex)
{
Console.WriteLine($"hubConnection dispose error: {ex.Message}");
}
});
};
await hubConnection.Start(autoTransport);
// get list of listeners quickly to limit lock
HubListener[] listeners;
lock (this.listeners)
{
listeners = this.listeners.Values.ToArray();
}
// re-call the end point to enable messages
foreach (var listener in listeners)
{
foreach (string[] p in listener.Param)
{
await hubProxy.Invoke <bool>(listener.FunctionFullName, p);
}
}
}
