migrated timetable integration from WebUntis to the MarianumConnect API, implementing a Dio-based client with bearer token authentication, background session validation, and auto-refresh logic.

lib/state/app/modules/timetable/bloc/timetable_bloc.dart

@@ -2,9 +2,8 @@ import 'dart:developer';
 
 import 'package:intl/intl.dart';
 
+import '../../../../../api/marianumconnect/queries/timetable_get_week/timetable_get_week_response.dart';
 import '../../../../../api/mhsl/custom_timetable_event/custom_timetable_event.dart';
-import '../../../../../api/webuntis/queries/get_timetable/get_timetable_response.dart';
-import '../../../../../api/webuntis/webuntis_error.dart';
 import '../../../../../extensions/date_time.dart';
 import '../../../infrastructure/utility_widgets/loadable_hydrated_bloc/loadable_hydrated_bloc.dart';
 import '../../../infrastructure/utility_widgets/loadable_hydrated_bloc/loadable_hydrated_bloc_event.dart';
@@ -46,12 +45,8 @@ class TimetableBloc
   }
 
   /// Persisted state may carry a stale `startDate`/`endDate` from the user's
-  /// last view as well as `accessibleStartDate`/`accessibleEndDate` learned
-  /// from `-7004 no allowed date` errors during scroll. Both must reset on
-  /// every cold start: otherwise the calendar can mount on a months-old week
-  /// (e.g. last December's Christmas holidays) or get permanently clamped
-  /// inside a window Webuntis once refused — even though the server would
-  /// happily serve the user's current week now.
+  /// last view. Reset on every cold start so the calendar always mounts on
+  /// the current week, not on whatever week the user closed the app on.
   @override
   TimetableState fromStorage(Map<String, dynamic> json) {
     final stored = TimetableState.fromJson(json);
@@ -142,55 +137,12 @@ class TimetableBloc
       );
       if (_lastWeekRequestStart.isAfter(requestStart)) return;
       _writeWeekToCache(startDate, week);
-    } on WebuntisError catch (e) {
-      if (e.code == _outOfRangeErrorCode) {
-        _narrowAccessibleRange(startDate, endDate);
-        // Out-of-range is expected when the user scrolls into territory
-        // Webuntis doesn't grant access to — surface to UI as a normal
-        // empty week instead of letting the loadable state escalate it
-        // into a red error screen.
-        return;
-      }
-      log(
-        'Webuntis getWeek error: code=${e.code} message="${e.message}" '
-        'for $startDate–$endDate',
-      );
-      onError?.call(e);
     } catch (e) {
+      log('getWeek error for $startDate–$endDate: $e');
       onError?.call(e);
     }
   }
 
-  /// Webuntis returns this for weeks the user has no access to (typically
-  /// before the active enrolment / after a teacher's planning window).
-  static const int _outOfRangeErrorCode = -7004;
-
-  /// Pulls the calendar's permitted scroll range inward based on a denied
-  /// week. We don't know the exact cutoff — only that *this* week is out
-  /// of reach — so we always pick the tighter of the existing bound and
-  /// the newly discovered one. Pre-now denials shrink the lower bound,
-  /// post-now denials the upper.
-  void _narrowAccessibleRange(DateTime startDate, DateTime endDate) {
-    final now = DateTime.now();
-    final isPast = endDate.isBefore(now);
-    add(
-      Emit((s) {
-        if (isPast) {
-          final candidate = endDate.addDays(1);
-          final current = s.accessibleStartDate;
-          if (current != null && !candidate.isAfter(current)) return s;
-          return s.copyWith(accessibleStartDate: candidate);
-        }
-        // Treat anything not strictly past as a forward-direction denial,
-        // including the rare case where startDate == now.
-        final candidate = startDate.subtractDays(1);
-        final current = s.accessibleEndDate;
-        if (current != null && !candidate.isBefore(current)) return s;
-        return s.copyWith(accessibleEndDate: candidate);
-      }),
-    );
-  }
-
   Future<void> _loadStaticReferenceData({
     void Function(Object)? onError,
     bool renew = false,
@@ -271,11 +223,11 @@ class TimetableBloc
         .catchError((_) {});
   }
 
-  void _writeWeekToCache(DateTime weekStart, GetTimetableResponse week) {
+  void _writeWeekToCache(DateTime weekStart, TimetableGetWeekResponse week) {
     final key = _weekKeyFormat.format(weekStart);
     add(
       Emit((s) {
-        final updated = Map<String, GetTimetableResponse>.of(s.weekCache);
+        final updated = Map<String, TimetableGetWeekResponse>.of(s.weekCache);
         updated[key] = week;
         return s.copyWith(weekCache: updated, dataVersion: s.dataVersion + 1);
       }),