public static SocketInstance GetInstance()
{
if (instance == null)
{
instance = new SocketInstance();
}
return(instance);
}
public void CreateConnection(string ip, int port)
{
IPEndPoint end_point = new IPEndPoint(IPAddress.Parse(ip), port);
if (!socketDic.ContainsKey(end_point))
{
SocketInstance socketInstance = new SocketInstance();
socketInstance.socket = new Socket(AddressFamily.InterNetwork, SocketType.Stream, ProtocolType.Tcp);
socketInstance.socket.BeginConnect(end_point, OnConnectCallback, socketInstance);
socketDic [end_point] = socketInstance;
}
}
/// <summary>
/// Invoked when this page is about to be displayed in a Frame.
/// This method calls <see cref="LoadState"/>, where all page specific
/// navigation and process lifetime management logic should be placed.
/// </summary>
/// <param name="e">Event data that describes how this page was reached. The Parameter
/// property provides the group to be displayed.</param>
public async void OnNavigatedTo(NavigationEventArgs e)
{
var frameState = SuspensionManager.SessionStateForFrame(this.Frame);
this._pageKey = "Page-" + this.Frame.BackStackDepth;
var config = DBProvider.DBConnection.Table <Config>();
var username = config.Where(x => x.key == ConfigKey.Username).FirstOrDefault();
var password = config.Where(x => x.key == ConfigKey.Password).FirstOrDefault();
var phone = config.Where(x => x.key == ConfigKey.PhoneNumber).FirstOrDefault();
if (e.NavigationMode == NavigationMode.New)
{
if (String.IsNullOrEmpty(e.Parameter as String))
{
if (SocketInstance.Instance == null)
{
SocketInstance.Create(phone.value, password.value, username.value);
App.UserName = username.value;
App.PhoneNumber = phone.value;
App.Password = password.value;
}
if (SocketInstance.Instance != null && SocketInstance.Instance.ConnectionStatus != WhatsAPI.UniversalApps.Libs.Constants.Enums.CONNECTION_STATUS.CONNECTED || SocketInstance.Instance.ConnectionStatus != WhatsAPI.UniversalApps.Libs.Constants.Enums.CONNECTION_STATUS.LOGGEDIN)
{
try
{
await SocketInstance.Instance.Connect();
SocketInstance.Instance.OnLoginSuccess += Instance_OnLoginSuccess;
var challengeData = await FileHelper.ReadFile(ConfigKey.WhatsAppNextChallengeFile);
if (challengeData != null)
{
await SocketInstance.Instance.Login(challengeData);
}
else
{
await SocketInstance.Instance.Login();
}
}
catch (Exception ex)
{
}
}
}
// Clear existing state for forward navigation when adding a new page to the
// navigation stack
var nextPageKey = this._pageKey;
int nextPageIndex = this.Frame.BackStackDepth;
while (frameState.Remove(nextPageKey))
{
nextPageIndex++;
nextPageKey = "Page-" + nextPageIndex;
}
// Pass the navigation parameter to the new page
if (this.LoadState != null)
{
this.LoadState(this, new LoadStateEventArgs(e.Parameter, null));
}
}
else
{
// Pass the navigation parameter and preserved page state to the page, using
// the same strategy for loading suspended state and recreating pages discarded
// from cache
if (this.LoadState != null)
{
this.LoadState(this, new LoadStateEventArgs(e.Parameter, (Dictionary <String, Object>)frameState[this._pageKey]));
}
}
}
