private void AppSettingsPage_SettingsSaved(object sender, EventArgs e)
{
Database.CreateGlobalTables();
TechnicianListPageViewModel viewModel = new TechnicianListPageViewModel();
viewModel.PropertyChanged += TechnicianListPageViewModel_PropertyChanged;
MainPage = new TechnicianListPage(viewModel);
}
public void LogOff()
{
if (CurrentTechnician != null)
{
// puke... log off current tech
}
TechnicianListPageViewModel vm = new TechnicianListPageViewModel();
MainPage = new TechnicianListPage(vm);
}
public void TechnicianListPageViewModel_PropertyChanged(object sender, System.ComponentModel.PropertyChangedEventArgs e)
{
TechnicianListPageViewModel vm = sender as TechnicianListPageViewModel;
switch (e.PropertyName)
{
case "IsLoading":
IHud hud = DependencyService.Get <IHud>();
if (vm.IsLoading)
{
//XHUD.HUD.Show("Loading data...", -1, XHUD.MaskType.Black);
hud.Show("Loading data...");
}
else
{
hud.Dismiss();
}
break;
case "IsSignedIn":
if (vm.IsSignedIn)
{
Device.BeginInvokeOnMainThread(() =>
MainPage = new MainDashboard());
//MainPage = new MainDashboard(this);
}
else
{
if (!(MainPage is TechnicianListPage))
{
MainPage = new TechnicianListPage(vm);
}
}
break;
default:
break;
}
}
protected async override void OnStart()
{
// Handle when your app starts
bool hasValidSetup = false;
App_Settings appSettings = App.Database.GetApplicationSettings();
string loggiedintechnicianno;
JT_Technician technician = null;
bool tableExists = false;
try
{
hasValidSetup = await Database.HasValidSetup(appSettings);
}
catch (Exception ex)
{
System.Diagnostics.Debug.WriteLine(ex.Message);
await MainPage.DisplayAlert("Error!", ex.Message, "OK");
throw;
}
tableExists = App.Database.TableExists <JT_Technician>();
// Are the settings valid?
if (hasValidSetup)
{
// Yes, so move on to the technician login
//App_Settings appSettings = App.Database.GetApplicatioinSettings();
loggiedintechnicianno = (appSettings.LoggedInTechnicianNo != null) ? appSettings.LoggedInTechnicianNo : "";
if (tableExists && loggiedintechnicianno.Length > 0) // we've already established we do && Database.HasDataConnection())
{
technician = App.Database.GetTechnician(appSettings.LoggedInTechnicianDeptNo, appSettings.LoggedInTechnicianNo);
if (technician != null)
{
App.Database.SaveTechnicianAsCurrent(technician);
App.Database.CreateDependentTables(technician);
MainPage = new MainDashboard();
}
else
{
if (Database.HasDataConnection())
{
Database.CreateGlobalTables();
}
Thread.Sleep(5000);
TechnicianListPageViewModel viewModel = new TechnicianListPageViewModel();
viewModel.PropertyChanged += TechnicianListPageViewModel_PropertyChanged;
MainPage = new TechnicianListPage(viewModel);
}
}
else
{
if (Database.HasDataConnection())
{
Database.CreateGlobalTables();
}
Thread.Sleep(5000);
TechnicianListPageViewModel viewModel = new TechnicianListPageViewModel();
viewModel.PropertyChanged += TechnicianListPageViewModel_PropertyChanged;
MainPage = new TechnicianListPage(viewModel);
}
}
else
{
// Invalid settings, so show the settings page.
// Otherwise, data calls will never work.
AppSettingsPage settingsPage = new AppSettingsPage();
settingsPage.SettingsSaved += AppSettingsPage_SettingsSaved;
MainPage = settingsPage;
return;
}
}