feat: Fehlzeiten Calender

2026-09-15 10:02:33 +02:00
parent 70dc78904c
commit 1671796844
16 changed files with 477 additions and 16 deletions
@@ -0,0 +1,35 @@
+using CommunityToolkit.Mvvm.ComponentModel;
+using LehrerApp.Desktop.Services;
+
+namespace LehrerApp.Desktop.ViewModels.Students;
+
+public sealed record AttendanceCalendarSizeChoice(AttendanceCalendarSize Value, string DisplayName);
+
+public partial class AttendanceCalendarConfigurationViewModel : ObservableObject
+{
+    [ObservableProperty] private DateTimeOffset? _startMonth;
+    [ObservableProperty] private int _monthCount;
+    [ObservableProperty] private AttendanceCalendarSizeChoice _selectedSize;
+
+    public IReadOnlyList<int> MonthCounts { get; } = [1, 2, 3];
+    public IReadOnlyList<AttendanceCalendarSizeChoice> Sizes { get; } =
+    [
+        new(AttendanceCalendarSize.Small, "Klein"),
+        new(AttendanceCalendarSize.Medium, "Standard"),
+        new(AttendanceCalendarSize.Large, "Groß"),
+    ];
+
+    public AttendanceCalendarConfigurationViewModel(AttendanceCalendarOptions options)
+    {
+        StartMonth = new DateTimeOffset(options.NormalizedStartMonth.ToDateTime(TimeOnly.MinValue));
+        MonthCount = options.NormalizedMonthCount;
+        SelectedSize = Sizes.First(s => s.Value == options.Size);
+    }
+
+    public AttendanceCalendarOptions BuildResult()
+    {
+        var date = DateOnly.FromDateTime((StartMonth ?? DateTimeOffset.Now).LocalDateTime);
+        return new AttendanceCalendarOptions(new DateOnly(date.Year, date.Month, 1), MonthCount,
+            SelectedSize.Value);
+    }
+}