Files
LehrerApp/LehrerApp.Desktop/Views/Students/CreateLetterDialog.axaml.cs
T
2026-09-15 10:02:33 +02:00

44 lines
1.7 KiB
C#

using Avalonia.Controls;
using Avalonia.Interactivity;
using Avalonia.Platform.Storage;
using LehrerApp.Desktop.ViewModels.Students;
namespace LehrerApp.Desktop.Views.Students;
public partial class CreateLetterDialog : Window
{
public CreateLetterDialog() => InitializeComponent();
private async void OnGenerate(object? sender, RoutedEventArgs e)
{
if (DataContext is not CreateLetterDialogViewModel vm) return;
if (vm.UsesAttendanceCalendar && !vm.AttendanceCalendarConfigured &&
!await ConfigureAttendanceCalendar(vm)) return;
var file = await StorageProvider.SaveFilePickerAsync(new FilePickerSaveOptions
{
Title = "PDF-Brief speichern",
SuggestedFileName = vm.SuggestedFileName,
DefaultExtension = "pdf",
FileTypeChoices = [new FilePickerFileType("PDF-Dateien") { Patterns = ["*.pdf"] }],
});
if (file is null || !vm.Generate(file.Path.LocalPath)) return;
Close(file.Path.LocalPath);
}
private async void OnConfigureAttendanceCalendar(object? sender, RoutedEventArgs e)
{
if (DataContext is CreateLetterDialogViewModel vm) await ConfigureAttendanceCalendar(vm);
}
private async Task<bool> ConfigureAttendanceCalendar(CreateLetterDialogViewModel vm)
{
var configVm = new AttendanceCalendarConfigurationViewModel(vm.GetAttendanceCalendarOptions());
var dialog = new AttendanceCalendarConfigurationDialog { DataContext = configVm };
if (!await dialog.ShowDialog<bool>(this)) return false;
vm.SetAttendanceCalendarOptions(configVm.BuildResult());
return true;
}
private void OnCancel(object? sender, RoutedEventArgs e) => Close(null);
}