reworked home screen widgets to mirror the in-app timetable, hidden below android 12

lib/widget_data/widget_data_mapper.dart

@@ -1,4 +1,5 @@
 import 'dart:developer';
+import 'dart:ui';
 
 import '../api/marianumconnect/queries/timetable_get_holidays/timetable_get_holidays_response.dart';
 import '../api/marianumconnect/queries/timetable_get_rooms/timetable_get_rooms_response.dart';
@@ -9,11 +10,13 @@ import '../api/mhsl/custom_timetable_event/custom_timetable_event.dart';
 import '../api/mhsl/custom_timetable_event/get/get_custom_timetable_event_response.dart';
 import '../extensions/date_time.dart';
 import '../utils/recurrence_occurrences.dart';
+import '../view/pages/timetable/data/lesson_color.dart';
 import '../view/pages/timetable/data/lesson_labels.dart';
 import '../view/pages/timetable/data/lesson_merger.dart';
 import '../view/pages/timetable/data/lesson_period_schedule.dart';
 import '../view/pages/timetable/data/lesson_status.dart';
 import '../view/pages/timetable/data/lesson_type_label.dart';
+import '../view/pages/timetable/data/subject_color_palette.dart';
 import 'widget_data.dart';
 
 class WidgetDataMapper {
@@ -322,22 +325,26 @@ class WidgetDataMapper {
   }) {
     final start = lesson.startDateTime;
     final end = lesson.endDateTime;
-    final status = _mapStatus(
-      LessonStatusClassifier.classify(lesson, start, end, now),
-    );
     final subjectShortRaw = lesson.subjects.firstOrNull?.trim() ?? '';
-    // Webuntis sometimes ships subject-less entries (Wandertag etc.). Prefer
-    // their free text, else "Event" so the tile isn't just a dash.
+    // Gleiche Einstufung wie TimetableAppointmentFactory, damit Aufsicht,
+    // Prüfung & Co. im Widget dieselbe Farbe tragen wie in der App.
+    final lessonStatus = LessonStatusClassifier.classify(
+      lesson,
+      start,
+      end,
+      now,
+      isEvent: subjectShortRaw.isEmpty && lesson.lessonType == 'LESSON',
+      isDuty: lesson.lessonType != 'LESSON',
+    );
     final subjectShort = subjectShortRaw.isEmpty
-        ? LessonTypeLabel.entryText(lesson) ?? LessonTypeLabel.fallback
+        ? LessonTypeLabel.forEntry(lesson)
         : subjectShortRaw;
-    String? subjectLong;
-    if (subjects != null && subjectShortRaw.isNotEmpty) {
-      subjectLong = subjects.result
-          .where((s) => s.shortName == subjectShortRaw)
-          .firstOrNull
-          ?.longName;
-    }
+    final subject = subjects == null || subjectShortRaw.isEmpty
+        ? null
+        : subjects.result
+              .where((s) => s.shortName == subjectShortRaw)
+              .firstOrNull;
+    final subjectLong = subject?.longName;
     final roomShort = lesson.rooms.firstOrNull;
     var roomName = roomShort;
     if (rooms != null && roomShort != null) {
@@ -365,10 +372,29 @@ class WidgetDataMapper {
       room: roomName,
       teacher: teacherName,
       originalTeacher: originalTeacher,
-      status: status,
+      status: _mapStatus(lessonStatus),
+      color: _hex(_lessonColor(lessonStatus, subject?.color)),
     );
   }
 
+  /// Das Widget kennt keine Zeitzustände: laufende Stunden bekommen dieselbe
+  /// Farbe wie reguläre, sonst würde die Hervorhebung zwischen zwei
+  /// Aktualisierungen veralten.
+  static Color _lessonColor(LessonStatus status, String? subjectColor) {
+    final isRegular =
+        status == LessonStatus.regular ||
+        status == LessonStatus.ongoing ||
+        status == LessonStatus.past;
+    if (!isRegular) return LessonColor.forStatus(status);
+    return SubjectColorPalette.colorFromName(subjectColor) ??
+        LessonColor.regular;
+  }
+
+  static String _hex(Color color) {
+    final rgb = color.toARGB32() & 0xFFFFFF;
+    return '#${rgb.toRadixString(16).padLeft(6, '0').toUpperCase()}';
+  }
+
   static WidgetLessonStatus _mapStatus(LessonStatus status) {
     switch (status) {
       case LessonStatus.cancelled:
@@ -480,6 +506,12 @@ class WidgetDataMapper {
           subjectLong: title.isEmpty ? null : title,
           status: WidgetLessonStatus.event,
           customColor: event.color,
+          color: _hex(
+            SubjectColorPalette.colorFromName(event.color) ??
+                SubjectColorPalette.displayOf(
+                  SubjectColorPalette.defaultColor,
+                ).color,
+          ),
         );
 
     final isAllDay = duration == Duration.zero && _isMidnight(event.startDate);