public async void Login()
{
//TEST INTERNET CONNECTTION
var httpClient = new HttpClient();
try
{
var testInternet = await httpClient.GetStringAsync(ServerDatabase.localhost + "store/getstorebyid/test");
}
catch (Exception ex)
{
await App.Current.MainPage.DisplayAlert("Error", "Action fail, check your internet connection and try again!", "OK");
return;
}
DataProvider dataProvider = DataProvider.GetInstance();
Preferences.Set("UsernameLogin", Username);
Preferences.Set("PasswordLogin", Password);
if (Remember)
{
Preferences.Set("Username", Username);
Preferences.Set("Password", Password);
Preferences.Set("Remember", true);
}
else
{
Preferences.Set("Username", "");
Preferences.Set("Password", "");
Preferences.Set("Remember", false);
}
try
{
using (UserDialogs.Instance.Loading("Waiting.."))
{
while (Database.Users.Count == 0)
{
await LoadServerDataAsync();
}
if (!dataProvider.CheckAccountExist(this.Username, this.Password))
{
OneSignal.Current.SetExternalUserId("");
await LoginView.GetInstance().DisplayAlert("Account not exist", "Wrong username or password, please try again", "OK");
return;
}
await App.Current.MainPage.Navigation.PushAsync(new MiddleView(Username, Password), true);
}
}
catch (Exception e)
{
UserDialogs.Instance.HideLoading();
HandleException.BeforeLogin();
return;
}
}
public void Logout()
{
using (UserDialogs.Instance.Loading("Logging out.."))
{
Preferences.Set("IsLogining", false);
App.Current.MainPage = LoginView.GetInstance();
}
}
public App()
{
InitializeComponent();
//FileService.CreateFileData();
//MainPage = new NavigationPage( new StartUpView());
MainPage = new NavigationPage(LoginView.GetInstance());
//LocalData.KiemKes
}
public void Login()
{
if (User.isValid)
{
isValidatedUser = Controller.Login(User);
isChecked = true;
}
if (isValidatedUser)
{
MainWindow view = new MainWindow();
LoginView.GetInstance().Close();
view.ShowDialog();
}
else
{
MessageBox.Show(ErrorLoginMessage, "Info", MessageBoxButton.OK, MessageBoxImage.Error);
}
}
public async void LoadDataFromServer()
{
try
{
await LoadServerDataAsync();
//Check preference login
string IDLogin = Preferences.Get("IDLogin", string.Empty);
if (string.IsNullOrEmpty(IDLogin))
{
App.Current.MainPage = new NavigationPage(LoginView.GetInstance());
return;
}
string IDUser = Preferences.Get("UsernameLogin", string.Empty);
User user = DataProvider.GetInstance().GetUserByIDUser(IDUser);
if (user == null || user.ExternalId != IDLogin)
{
OneSignal.Current.SetExternalUserId("");
//OneSignal.Current.SendTag("IsLogined", "0");
Preferences.Set("IDLogin", "");
App.Current.MainPage = new NavigationPage(LoginView.GetInstance());
return;
}
string username = Preferences.Get("UsernameLogin", string.Empty);
string password = Preferences.Get("PasswordLogin", string.Empty);
var middle = new MiddleView(username, password);
middle.ChangeAlreadyLogin();
await App.Current.MainPage.Navigation.PushAsync(middle);
}
catch (Exception e)
{
Busy = false;
HandleException.Onboarding();
return;
}
}
public static async void ConnectionFail()
{
var loginPage = LoginView.GetInstance();
await loginPage.DisplayAlert("Error", "Load data fail, check your internet connection and try again!", "OK");
}
