daniel/Jugenddienst-Stunden
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Refactor Api-Client

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Add Exceptionhandler, AlertService JSON-Converter
AppSettings via DI

Reformat Code
This commit is contained in:
Daniel Pichler
2025-12-17 09:34:08 +01:00
parent 544b0c9591
commit 76eb71946f
84 changed files with 3178 additions and 2191 deletions
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116
Jugenddienst Stunden/Views/StundenPage.xaml.cs
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@@ -9,60 +9,80 @@ namespace Jugenddienst_Stunden.Views;
/// Code-Behind f<>r die Stunden-<2D>bersicht
/// </summary>
public partial class StundenPage : ContentPage {
/// <summary>
/// CTOR (f<>r Shell/XAML DataTemplate erforderlich)
/// </summary>
public StundenPage() : this(
(Application.Current?.Handler?.MauiContext?.Services
?? throw new InvalidOperationException("DI container ist nicht verf<72>gbar."))
.GetRequiredService<StundenViewModel>()) {
}
/// <summary>
/// CTOR
/// </summary>
public StundenPage() {
InitializeComponent();
/// <summary>
/// CTOR (DI)
/// </summary>
public StundenPage(StundenViewModel vm) {
InitializeComponent();
BindingContext = vm;
if (BindingContext is StundenViewModel vm) {
vm.AlertEvent += Vm_AlertEvent;
vm.InfoEvent += Vm_InfoEvent;
}
if (!CheckLogin()) {
NavigateToTargetPage();
}
vm.AlertEvent += Vm_AlertEvent;
vm.InfoEvent += Vm_InfoEvent;
}
// Navigation NICHT im CTOR ausf<73>hren (Shell/Navigation-Stack ist hier oft noch nicht ?ready?)
// if (!CheckLogin()) {
// NavigateToTargetPage();
// }
}
private void Vm_AlertEvent(object? sender, string e) {
MainThread.BeginInvokeOnMainThread(async () => {
await DisplayAlert("Fehler:", e, "OK");
});
}
//private void Vm_InfoEvent(object? sender, string e) {
// DisplayAlert("Information:", e, "OK");
//}
//private void Vm_InfoEvent(object? sender, string e) {
// MainThread.BeginInvokeOnMainThread(async () => {
// await DisplayAlert("Information:", e, "OK");
// });
//}
private void Vm_InfoEvent(object? sender, string e) {
MainThread.BeginInvokeOnMainThread(async () => {
CancellationTokenSource cts = new CancellationTokenSource();
ToastDuration duration = ToastDuration.Short;
double fontSize = 16;
var toast = Toast.Make(e, duration, fontSize);
await toast.Show(cts.Token);
});
}
private void Vm_AlertEvent(object? sender, string e) {
MainThread.BeginInvokeOnMainThread(async () => { await DisplayAlert("Fehler:", e, "OK"); });
}
/// <summary>
/// Beim Laden der Seite den Titel setzen
/// </summary>
protected override void OnAppearing() {
base.OnAppearing();
Title = Preferences.Default.Get("name", "Nicht") + " " + Preferences.Default.Get("surname", "eingeloggt");
}
//private void Vm_InfoEvent(object? sender, string e) {
// DisplayAlert("Information:", e, "OK");
//}
//private void Vm_InfoEvent(object? sender, string e) {
// MainThread.BeginInvokeOnMainThread(async () => {
// await DisplayAlert("Information:", e, "OK");
// });
//}
private void Vm_InfoEvent(object? sender, string e) {
MainThread.BeginInvokeOnMainThread(async () => {
CancellationTokenSource cts = new CancellationTokenSource();
ToastDuration duration = ToastDuration.Short;
double fontSize = 16;
var toast = Toast.Make(e, duration, fontSize);
await toast.Show(cts.Token);
});
}
private bool CheckLogin() {
return Preferences.Default.Get("apiKey", "") != "";
}
/// <summary>
/// Beim Laden der Seite den Titel setzen
/// </summary>
protected override async void OnAppearing() {
base.OnAppearing();
Title = Preferences.Default.Get("name", "Nicht") + " " + Preferences.Default.Get("surname", "eingeloggt");
private async void NavigateToTargetPage() {
await Navigation.PushAsync(new LoginPage());
}
if (!CheckLogin()) {
try {
await NavigateToTargetPage();
} catch (Exception ex) {
await DisplayAlert("Fehler:", ex.Message, "OK");
}
}
}
private bool CheckLogin() {
return Preferences.Default.Get("apiKey", "") != "";
}
// private async void NavigateToTargetPage() {
// await Navigation.PushAsync(new LoginPage());
// }
private Task NavigateToTargetPage() {
// Shell-Navigation statt Navigation.PushAsync
// Voraussetzung: LoginPage-Route ist in AppShell registriert (Routing.RegisterRoute(...))
return Shell.Current.GoToAsync(nameof(Views.LoginPage));
}
}