Initial

2026-03-29 23:47:31 +02:00
commit 216d5d2280
75 changed files with 5702 additions and 0 deletions
--- a/LehrerApp.Desktop/ViewModels/Groups/AddGroupDialogViewModel.cs
+++ b/LehrerApp.Desktop/ViewModels/Groups/AddGroupDialogViewModel.cs
@@ -0,0 +1,90 @@
+using CommunityToolkit.Mvvm.ComponentModel;
+using CommunityToolkit.Mvvm.Input;
+using LehrerApp.Core.Interfaces;
+using LehrerApp.Core.Models;
+using LehrerApp.Core.Services;
+
+namespace LehrerApp.Desktop.ViewModels.Groups;
+
+public partial class AddGroupDialogViewModel : ObservableObject
+{
+    private readonly IGroupRepository _groups;
+    private readonly SchoolYearService _schoolYearService;
+
+    [ObservableProperty] private string _name = "";
+    [ObservableProperty] private string _subject = "";
+    [ObservableProperty] private GroupType _type = GroupType.Course;
+    [ObservableProperty] private int _gradeLevel = 10;
+    [ObservableProperty] private GradingSystem _gradingSystem = GradingSystem.Grades1To6;
+    [ObservableProperty] private int? _hoursPerWeek;
+    [ObservableProperty] private string _selectedSchoolYear = "";
+    [ObservableProperty] private string _validationMessage = "";
+
+    public List<string> SchoolYears { get; }
+    public List<GroupTypeItem> GroupTypes { get; } =
+    [
+        new(GroupType.Course, "Fachkurs"),
+        new(GroupType.Class, "Klassenverband"),
+    ];
+    public List<GradingSystemItem> GradingSystems { get; } =
+    [
+        new(GradingSystem.Grades1To6, "Noten 1–6 (Sek I)"),
+        new(GradingSystem.Points0To15, "Punkte 0–15 (Oberstufe)"),
+    ];
+
+    // Wird vom Dialog aufgerufen wenn OK geklickt wurde
+    public LearningGroup? Result { get; private set; }
+
+    public AddGroupDialogViewModel(
+        IGroupRepository groups,
+        SchoolYearService schoolYearService)
+    {
+        _groups = groups;
+        _schoolYearService = schoolYearService;
+        SchoolYears = schoolYearService.RecentSchoolYears(3);
+        SelectedSchoolYear = schoolYearService.CurrentSchoolYear();
+
+        // Automatisch Notensystem vorschlagen wenn Klassenstufe sich ändert
+        PropertyChanged += (_, e) =>
+        {
+            if (e.PropertyName == nameof(GradeLevel))
+                GradingSystem = GradeLevel >= 11
+                    ? GradingSystem.Points0To15
+                    : GradingSystem.Grades1To6;
+        };
+    }
+
+    [RelayCommand]
+    private bool Save()
+    {
+        // Validierung
+        if (string.IsNullOrWhiteSpace(Name))
+        {
+            ValidationMessage = "Bitte einen Namen eingeben.";
+            return false;
+        }
+        if (GradeLevel is < 1 or > 13)
+        {
+            ValidationMessage = "Klassenstufe muss zwischen 1 und 13 liegen.";
+            return false;
+        }
+
+        Result = new LearningGroup
+        {
+            Name = Name.Trim(),
+            Subject = string.IsNullOrWhiteSpace(Subject) ? null : Subject.Trim(),
+            Type = Type,
+            GradeLevel = GradeLevel,
+            GradingSystem = GradingSystem,
+            SchoolYear = SelectedSchoolYear,
+            HoursPerWeek = HoursPerWeek,
+        };
+
+        _groups.Save(Result);
+        ValidationMessage = "";
+        return true;
+    }
+}
+
+public record GroupTypeItem(GroupType Value, string Label);
+public record GradingSystemItem(GradingSystem Value, string Label);