updated timetable UI with event status and enhanced appointment tile rendering

lib/view/pages/timetable/data/lesson_color.dart

@@ -8,12 +8,15 @@ class LessonColor {
   static const Color cancelled = Color(0xff000000);
   static const Color irregular = Color(0xff8F19B3);
   static const Color teacherChanged = Color(0xFF29639B);
+  static const Color event = Color(0xff2E7D32);
   static const Color parseFallback = Color(0xff404040);
 
   static Color forStatus(LessonStatus status) {
     switch (status) {
       case LessonStatus.cancelled:
         return cancelled;
+      case LessonStatus.event:
+        return event;
       case LessonStatus.irregular:
         return irregular;
       case LessonStatus.teacherChanged:

lib/view/pages/timetable/data/lesson_status.dart

@@ -2,6 +2,7 @@ import '../../../../api/webuntis/queries/get_timetable/get_timetable_response.da
 
 enum LessonStatus {
   cancelled,
+  event,
   irregular,
   teacherChanged,
   past,
@@ -10,8 +11,15 @@ enum LessonStatus {
 }
 
 class LessonStatusClassifier {
-  static LessonStatus classify(GetTimetableResponseObject lesson, DateTime startTime, DateTime endTime, DateTime now) {
+  static LessonStatus classify(
+    GetTimetableResponseObject lesson,
+    DateTime startTime,
+    DateTime endTime,
+    DateTime now, {
+    bool isEvent = false,
+  }) {
     if (lesson.code == 'cancelled') return LessonStatus.cancelled;
+    if (isEvent) return LessonStatus.event;
     if (lesson.code == 'irregular' || (lesson.te.isNotEmpty && lesson.te.first.id == 0)) return LessonStatus.irregular;
     if (lesson.te.any((t) => t.orgname != null)) return LessonStatus.teacherChanged;
     if (endTime.isBefore(now)) return LessonStatus.past;

lib/view/pages/timetable/data/timetable_appointment_factory.dart

@@ -42,13 +42,20 @@ class TimetableAppointmentFactory {
     try {
       final startTime = WebuntisTime.parse(lesson.date, lesson.startTime);
       final endTime = WebuntisTime.parse(lesson.date, lesson.endTime);
-      final status = LessonStatusClassifier.classify(lesson, startTime, endTime, now);
+      final subject = subjects.result.firstWhereOrNull((s) => s.id == lesson.su.firstOrNull?.id);
+      final status = LessonStatusClassifier.classify(
+        lesson,
+        startTime,
+        endTime,
+        now,
+        isEvent: subject == null,
+      );
 
       return Appointment(
         id: WebuntisAppointment(lesson),
         startTime: startTime,
         endTime: endTime,
-        subject: _subjectName(lesson),
+        subject: _subjectName(lesson, subject),
         location: _locationLabel(lesson),
         notes: lesson.activityType,
         color: LessonColor.forStatus(status),
@@ -77,7 +84,10 @@ class TimetableAppointmentFactory {
           ? DateTime(event.startDate.year, event.startDate.month, event.startDate.day, 23, 59)
           : event.endDate,
       isAllDay: allDay,
-      location: _collapseWhitespace(event.description),
+      // Preserve user-entered newlines in descriptions; the tile soft-wraps to
+      // fill the available height. For lessons we still collapse whitespace
+      // so room/teacher stay on one line each.
+      location: event.description.trim().isEmpty ? null : event.description.trim(),
       subject: _collapseWhitespace(event.title) ?? event.title,
       recurrenceRule: event.rrule,
       color: TimetableColors.getColorFromString(event.color ?? TimetableColors.defaultColor.name),
@@ -104,8 +114,7 @@ class TimetableAppointmentFactory {
         e.second == 0;
   }
 
-  String _subjectName(GetTimetableResponseObject lesson) {
-    final subject = subjects.result.firstWhereOrNull((s) => s.id == lesson.su.firstOrNull?.id);
+  String _subjectName(GetTimetableResponseObject lesson, GetSubjectsResponseObject? subject) {
     if (subject == null) return 'Event';
     final name = switch (settings.timetableNameMode) {
       TimetableNameMode.name => subject.name,