public App()
{
apiService = new ApiService();
dialogService = new DialogService();
navigationService = new NavigationService();
dataService = new DataService();
InitializeComponent();
var token = dataService.First <TokenResponse>(false);
if (token != null &&
token.IsRemembered &&
token.Expires > DateTime.Now)
{
var mainViewModel = MainViewModels.GetInstance();
mainViewModel.Token = token;
mainViewModel.Categories = new CategoriesViewModel();
navigationService.SetMainPage("MasterView");
}
else
{
navigationService.SetMainPage("LoginView");
}
}
async void Navigate()
{
switch (PageName)
{
case "LoginView":
var mainViewModel = MainViewModels.GetInstance();
mainViewModel.Token.IsRemembered = false;
dataService.Update(mainViewModel.Token);
mainViewModel.Login = new LoginViewModel();
navigationService.SetMainPage(PageName);
break;
case "UbicationsView":
MainViewModels.GetInstance().Ubications =
new UbicationsViewModel();
await navigationService.NavigateOnMaster(PageName);
break;
case "SyncView":
MainViewModels.GetInstance().Sync =
new SyncViewModel();
await navigationService.NavigateOnMaster(PageName);
break;
case "MyProfileView":
MainViewModels.GetInstance().MyProfile =
new MyProfileViewModel();
await navigationService.NavigateOnMaster(PageName);
break;
}
}
async void SelectCategory()
{
var mainViewModel = MainViewModels.GetInstance();
//Mantenemos en memoria la category seleccionada
mainViewModel.Category = this;
mainViewModel.Products = new ProductsViewModel(Products);
await navigationService.NavigateOnMaster("ProductsView");
}
public App()
{
InitializeComponent();
if (Settings.IsRemembered && string.IsNullOrEmpty(Settings.AccessToken))
{
MainViewModels.GetInstance().Products = new ProductsViewModel();
MainPage = new NavigationPage(new ProductsPage());
}
else
{
MainViewModels.GetInstance().Login = new LoginViewModel();
MainPage = new NavigationPage(new LoginPage());
}
}
private async void Save()
{
string x = DateTime.Now.ToString("yyyy:MM:dd:HH:mm:ss");
UserDialogs.Instance.ShowLoading("Espere");
stream?.Seek(0, SeekOrigin.Begin);
await ServiceWebApi.UpdateUser(App.User, stream, x);
App.User = await ServiceWebApi.GetUser(App.User.IdUser.Value, x);
UserDialogs.Instance.HideLoading();
MainViewModels.GetInstance().Home = new HomeViewModel();
await App.Current.MainPage.DisplayAlert("Información", "Perfil actualizado", "Aceptar");
await App.Current.MainPage.Navigation.PopAsync();
}
public async static void LoginFacebookSuccess(FacebookResponse profile)
{
if (profile == null)
{
Current.MainPage = new NavigationPage(new LoginView());
return;
}
var apiService = new ApiService();
var dialogService = new DialogService();
var checkConnetion = await apiService.CheckConnection();
if (!checkConnetion.IsSuccess)
{
await dialogService.ShowMessage("Error", checkConnetion.Message);
return;
}
var urlAPI = Application.Current.Resources["URLAPI"].ToString();
var token = await apiService.LoginFacebook(
urlAPI,
"/api",
"/Customers/LoginFacebook",
profile);
if (token == null)
{
await dialogService.ShowMessage(
"Error",
"Problem ocurred retrieving user information, try latter.");
Current.MainPage = new NavigationPage(new LoginView());
return;
}
var mainViewModel = MainViewModels.GetInstance();
mainViewModel.Token = token;
mainViewModel.Categories = new CategoriesViewModel();
Current.MainPage = new MasterView();
}
async void Edit()
{
MainViewModels.GetInstance().EditProduct = new EditProductViewModel(this);
await navigationService.NavigateOnMaster("EditProductView");
}