public string GetBssid()
{
var res = FormWifiManager.GetBssId();
NetworkServiceUtil.Log("Socket GetBssid");
return(res);
}
private async Task <string> GetWsData(string endPoint, string deviceInfoRequest, string defaultResponse = null)
{
NetworkServiceUtil.Log("Socket GetWsData: start");
try
{
if (deviceInfoRequest != null)
{
NetworkServiceUtil.Log("Socket GetWsData:1");
client = await InitClientWebSocket(endPoint);
NetworkServiceUtil.Log("Socket GetWsData:2");
await WifiAdapter.Instance.SendMessageAsync(deviceInfoRequest, client);
NetworkServiceUtil.Log("Socket GetWsData:3");
var result = await WifiAdapter.Instance.ReadMessage(client);
NetworkServiceUtil.Log("Socket GetWsData:4");
return(result);
}
}
catch (Exception e)
{
NetworkServiceUtil.Log("Socket GetWsData: Exception");
System.Diagnostics.Debug.WriteLine(e);
return(defaultResponse);
}
finally
{
NetworkServiceUtil.Log("Socket GetWsData: finally");
// WifiAdapter.Instance.StopWebSocketConnection(client);
}
NetworkServiceUtil.Log("Socket GetWsData: end");
return(null);
}
public async Task <bool> ConnectToWifi(string ssid, string pwd)
{
m_ssid = ssid;
m_pwd = pwd;
FormWifiManager.DisconnectWifi();
var res = await FormWifiManager.Connect(ssid, pwd);
NetworkServiceUtil.Log("Socket ConnectToWifi");
return(res);
}
public void Dispose()
{
if (_client != null)
{
_client.Dispose();
_client = null;
NetworkServiceUtil.Log("Socket Dispose");
}
// wifiAdapter = null;
}
internal async Task <ClientWebSocket> StartWebSocketConnection(string url)
{
//await Task.Delay(1000);
ClientWebSocket client = null;
try
{
NetworkServiceUtil.Log("Socket StartWebSocketConnection: " + url);
client = new ClientWebSocket();
await client.ConnectAsync(new Uri(url), CancellationToken.None);
}
catch (Exception e)
{
NetworkServiceUtil.Log("Socket StartWebSocketConnection Exception: " + e);
}
return(client);
}
internal async Task <string> ReadMessage(ClientWebSocket client)
{
// Thread.Sleep(2100);
NetworkServiceUtil.Log("Socket ReadMessage: start");
try
{
NetworkServiceUtil.Log("Socket ReadMessage: 1");
WebSocketReceiveResult result;
string data = string.Empty;
NetworkServiceUtil.Log("Socket ReadMessage: 2");
// var rcvBytes = new byte[128];
// var message = new ArraySegment<byte>(rcvBytes);
var message = new ArraySegment <byte>(new byte[4096]);
NetworkServiceUtil.Log("Socket ReadMessage: 3");
bool IsIntiger;
do
{
var _result = client.ReceiveAsync(message, CancellationToken.None);
NetworkServiceUtil.Log("Socket ReadMessage: 3.1");
// result = _result!=null? _result.Result:null;
result = _result.Result;
NetworkServiceUtil.Log("Socket ReadMessage: 4");
// if (result.MessageType != WebSocketMessageType.Text)
// break;
var messageBytes = message.Skip(message.Offset).Take(result.Count).ToArray();
NetworkServiceUtil.Log("Socket ReadMessage: 5");
string receivedMessage = Encoding.UTF8.GetString(messageBytes);
NetworkServiceUtil.Log("Socket ReadMessage: 6");
data = receivedMessage;
NetworkServiceUtil.Log("Socket ReadMessage: 7");
NetworkServiceUtil.Log("Socket appendMsg: " + receivedMessage);
int a;
IsIntiger = int.TryParse(data, out a);
}while (result != null && !result.EndOfMessage || IsIntiger || string.IsNullOrEmpty(data));
NetworkServiceUtil.Log("Socket Received: " + data);
return(data);
}
catch (Exception e)
{
NetworkServiceUtil.Log("Socket Received Exception: " + e);
throw;
}
}
internal async Task <bool> SendMessageAsync(string message, ClientWebSocket client)
{
NetworkServiceUtil.Log("Socket SendMessageAsync: start");
try
{
if (client != null)
{
if (client.State == WebSocketState.Open)
{
var byteMessage = Encoding.UTF8.GetBytes(message);
var segmnet = new ArraySegment <byte>(byteMessage);
NetworkServiceUtil.Log("Socket SendMessageAsync: " + message);
client.SendAsync(segmnet, WebSocketMessageType.Text, true, CancellationToken.None).Wait();
}
}
}
catch (Exception e)
{
NetworkServiceUtil.Log("Socket SendMessageAsync Exception: " + e);
}
NetworkServiceUtil.Log("Socket SendMessageAsync: end");
return(true);
}
