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Refactor StundePage to MVVM with DI

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Daniel Pichler
2025-12-25 09:19:32 +01:00
parent 8da8734065
commit 15856d0dd0
5 changed files with 26 additions and 54 deletions
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61
Jugenddienst Stunden/ViewModels/StundeViewModel.cs
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@@ -77,33 +77,16 @@ public partial class StundeViewModel : ObservableObject, IQueryAttributable {
//public ICommand LoadDataCommand { get; private set; }
public StundeViewModel() : this(GetServiceOrCreate()) {
LoadSettingsAsync();
}
private static IHoursService GetServiceOrCreate() {
// Fallback-Konstruktion, falls DI nicht injiziert wurde (z. B. im Designer)
var http = new HttpClient();
var options = new Infrastructure.ApiOptions { BaseUrl = GlobalVar.ApiUrl, Timeout = TimeSpan.FromSeconds(15) };
var tokenProvider = new GlobalVarTokenProvider();
var api = new ApiClient(http, options, tokenProvider, new PreferencesAppSettings());
var repo = new HoursRepository(api);
var validator = new HoursValidator();
return new HoursService(repo, validator);
}
internal StundeViewModel(IHoursService hoursService) {
public StundeViewModel(IHoursService hoursService, IAlertService alertService) {
_hoursService = hoursService;
SaveCommand = new AsyncRelayCommand(Save);
//DeleteCommand = new AsyncRelayCommand(Delete);
DeleteConfirmCommand = new Command(async () => await DeleteConfirm());
}
// DI-Konstruktor, der den globalen Alert-Service abonniert und Alerts an das ViewModel weiterreicht.
internal StundeViewModel(IHoursService hoursService, IAlertService alertService) : this(hoursService) {
if (alertService is not null) {
alertService.AlertRaised += (s, msg) => AlertEvent?.Invoke(this, msg);
}
LoadSettingsAsync();
}
private async void LoadSettingsAsync() {
@@ -125,7 +108,7 @@ public partial class StundeViewModel : ObservableObject, IQueryAttributable {
async Task Save() {
bool exceptionOccurred = false;
bool proceed = true;
//Arbeitszeit sollte nicht null sein
if (DayTime.TimeSpanVon == DayTime.TimeSpanBis && DayTime.FreistellungAktiv.Name == null) {
proceed = false;
@@ -203,45 +186,37 @@ public partial class StundeViewModel : ObservableObject, IQueryAttributable {
//DateTime heute = DateTime.Now;
try {
var entry = await _hoursService.GetEntryAsync(Convert.ToInt32(query["load"]));
// var settings = await _hoursService.GetSettingsAsync();
// GlobalVar.Settings = settings;
// GemeindeAktivSet = settings.GemeindeAktivSet;
// ProjektAktivSet = settings.ProjektAktivSet;
DayTime = entry;
DayTime.TimeSpanVon = entry.Begin.ToTimeSpan();
DayTime.TimeSpanBis = entry.End.ToTimeSpan();
// OptionsGemeinde = settings.Gemeinden ?? new List<Gemeinde>();
// OptionsProjekt = settings.Projekte ?? new List<Projekt>();
// OptionsFreistellung = settings.Freistellungen ?? new List<Freistellung>();
DayTime.GemeindeAktiv = OptionsGemeinde.FirstOrDefault(Gemeinde => Gemeinde.Id == DayTime.Gemeinde) ??
new Gemeinde();
new Gemeinde();
DayTime.ProjektAktiv = OptionsProjekt.FirstOrDefault(Projekt => Projekt.Id == DayTime.Projekt) ??
new Projekt();
new Projekt();
DayTime.FreistellungAktiv =
OptionsFreistellung.FirstOrDefault(Freistellung => Freistellung.Id == DayTime.Free) ??
new Freistellung();
//Evtl. noch die anderen Zeiten des gleichen Tages holen
var day = await _hoursService.GetDayWithSettingsAsync(DayTime.Day);
DayTimes = day.dayTimes;
OnPropertyChanged(nameof(DayTime));
OnPropertyChanged(nameof(DayTimes));
if (System.String.IsNullOrEmpty(DayTime.Description)) {
InfoEvent?.Invoke(this, "Eintrag hat keinen Beschreibungstext");
}
SubTitle = DayTime.Day.ToString("dddd, d. MMMM yyyy");
OnPropertyChanged(nameof(SubTitle));
FreistellungEnabled = !DayTime.Approved;
} catch (Exception e) {
AlertEvent?.Invoke(this, e.Message);
} finally {
//Evtl. noch die anderen Zeiten des gleichen Tages holen
var day = await _hoursService.GetDayWithSettingsAsync(DayTime.Day);
DayTimes = day.dayTimes;
OnPropertyChanged(nameof(DayTimes));
}
if (System.String.IsNullOrEmpty(DayTime.Description)) {
InfoEvent?.Invoke(this, "Eintrag hat keinen Beschreibungstext");
}
SubTitle = DayTime.Day.ToString("dddd, d. MMMM yyyy");
OnPropertyChanged(nameof(SubTitle));
FreistellungEnabled = !DayTime.Approved;
//OnPropertyChanged(nameof(DayTime));
} else if (query.ContainsKey("date")) {
Title = "Neuer Eintrag";