LehrerApp/LehrerApp.Desktop/Views/Workload/WorkTaskListView.axaml.cs

using Avalonia.Controls;
using LehrerApp.Core.Interfaces;
using LehrerApp.Core.Models;
using LehrerApp.Desktop.ViewModels.Workload;
using Microsoft.Extensions.DependencyInjection;

namespace LehrerApp.Desktop.Views.Workload;

public partial class WorkTaskListView : UserControl
{
    public WorkTaskListView() => InitializeComponent();

    protected override void OnDataContextChanged(EventArgs e)
    {
        base.OnDataContextChanged(e);
        if (DataContext is WorkTaskListViewModel vm)
            vm.OnEditTask = ShowEditDialog;
    }

    private async Task<WorkTask?> ShowEditDialog(WorkTask? source, bool startAsReminder)
    {
        var owner = TopLevel.GetTopLevel(this) as Window;
        if (owner is null) return null;

        var groups = App.Services.GetRequiredService<IGroupRepository>().GetAll(includeInactive: true);
        var vm = new AddEditWorkTaskDialogViewModel(source, groups, startAsReminder);
        var dialog = new AddEditWorkTaskDialog { DataContext = vm };
        await dialog.ShowDialog<bool>(owner);
        return vm.Result;
    }
}