implemented RMV public transit module including trip search, station departures, and nearby stop lookup, added "Marianum Connect" API integration with bearer token authentication and auto-refresh logic, integrated geolocator for location-based station search, added persistent storage for favorite stations and recent trip queries, and implemented comprehensive UI for journey details, trip results, and disruption alerts

2026-05-20 19:08:05 +02:00
parent f185b3273a
commit 067012cc84
61 changed files with 7885 additions and 1 deletions
@@ -0,0 +1,183 @@
+import 'package:flutter/material.dart';
+
+import '../../../../api/connect/rmv/rmv_models.dart';
+import '../../../../api/errors/error_mapper.dart';
+import '../../../../extensions/date_time.dart';
+import '../../../../state/app/modules/rmv/repository/rmv_repository.dart';
+import '../../../../widget/app_progress_indicator.dart';
+import '../../../../widget/details_bottom_sheet.dart';
+
+class DisruptionsView extends StatefulWidget {
+  const DisruptionsView({super.key});
+
+  @override
+  State<DisruptionsView> createState() => _DisruptionsViewState();
+}
+
+class _DisruptionsViewState extends State<DisruptionsView> {
+  final RmvRepository _repo = RmvRepository();
+  List<HimMessage>? _items;
+  bool _loading = true;
+  Object? _error;
+
+  @override
+  void initState() {
+    super.initState();
+    _load();
+  }
+
+  Future<void> _load() async {
+    setState(() {
+      _loading = true;
+      _error = null;
+    });
+    try {
+      final r = await _repo.disruptions();
+      if (!mounted) return;
+      r.sort((a, b) => (b.priority ?? 0).compareTo(a.priority ?? 0));
+      setState(() {
+        _items = r;
+        _loading = false;
+      });
+    } catch (e) {
+      if (!mounted) return;
+      setState(() {
+        _error = e;
+        _loading = false;
+      });
+    }
+  }
+
+  @override
+  Widget build(BuildContext context) => Scaffold(
+    appBar: AppBar(title: const Text('Störungsmeldungen')),
+    body: _body(),
+  );
+
+  Widget _body() {
+    if (_loading) return const Center(child: AppProgressIndicator.large());
+    final err = _error;
+    if (err != null) {
+      return Center(
+        child: Padding(
+          padding: const EdgeInsets.all(24),
+          child: Column(
+            mainAxisSize: MainAxisSize.min,
+            children: [
+              Text(
+                errorToUserMessage(err),
+                textAlign: TextAlign.center,
+                style: TextStyle(color: Theme.of(context).colorScheme.error),
+              ),
+              const SizedBox(height: 12),
+              FilledButton.icon(
+                icon: const Icon(Icons.refresh),
+                onPressed: _load,
+                label: const Text('Erneut versuchen'),
+              ),
+            ],
+          ),
+        ),
+      );
+    }
+    final list = _items ?? const <HimMessage>[];
+    if (list.isEmpty) {
+      return RefreshIndicator(
+        onRefresh: _load,
+        child: ListView(
+          physics: const AlwaysScrollableScrollPhysics(),
+          children: const [
+            Padding(
+              padding: EdgeInsets.symmetric(vertical: 80, horizontal: 24),
+              child: Center(child: Text('Keine aktiven Meldungen.')),
+            ),
+          ],
+        ),
+      );
+    }
+    return RefreshIndicator(
+      onRefresh: _load,
+      child: ListView.separated(
+        itemCount: list.length,
+        separatorBuilder: (_, _) => const Divider(height: 1),
+        itemBuilder: (_, i) => _tile(list[i]),
+      ),
+    );
+  }
+
+  Widget _tile(HimMessage msg) => ListTile(
+    leading: Icon(
+      Icons.warning_amber_outlined,
+      color: _priorityColor(msg.priority),
+    ),
+    title: Text(
+      msg.head ?? msg.lead ?? msg.text ?? 'Meldung',
+      maxLines: 2,
+      overflow: TextOverflow.ellipsis,
+    ),
+    subtitle: msg.lead == null
+        ? null
+        : Text(msg.lead!, maxLines: 2, overflow: TextOverflow.ellipsis),
+    trailing: const Icon(Icons.chevron_right),
+    onTap: () => _showDetails(msg),
+  );
+
+  Color _priorityColor(int? priority) {
+    if (priority == null) return Colors.orange;
+    if (priority >= 100) return Colors.red;
+    if (priority >= 50) return Colors.orange;
+    return Colors.amber;
+  }
+
+  void _showDetails(HimMessage msg) {
+    showDetailsBottomSheet(
+      context,
+      header: Padding(
+        padding: const EdgeInsets.fromLTRB(16, 4, 16, 12),
+        child: Text(
+          msg.head ?? 'Störungsmeldung',
+          style: Theme.of(context).textTheme.titleLarge,
+        ),
+      ),
+      children: (ctx) => [
+        if (msg.lead != null)
+          ListTile(
+            leading: const Icon(Icons.short_text),
+            title: Text(msg.lead!),
+          ),
+        if (msg.text != null)
+          ListTile(
+            leading: const Icon(Icons.notes),
+            title: Text(msg.text!),
+          ),
+        if (msg.category != null)
+          ListTile(
+            leading: const Icon(Icons.category_outlined),
+            title: Text(msg.category!),
+          ),
+        if (msg.company != null)
+          ListTile(
+            leading: const Icon(Icons.business_outlined),
+            title: Text(msg.company!),
+          ),
+        if (msg.startValidity != null || msg.endValidity != null)
+          ListTile(
+            leading: const Icon(Icons.event_outlined),
+            title: Text(_validityRange(msg)),
+          ),
+        if (msg.modified != null)
+          ListTile(
+            leading: const Icon(Icons.update_outlined),
+            title: Text('Aktualisiert: ${msg.modified!.formatDateTime()}'),
+          ),
+      ],
+    );
+  }
+
+  String _validityRange(HimMessage msg) {
+    final start = msg.startValidity?.formatDateTime();
+    final end = msg.endValidity?.formatDateTime();
+    if (start != null && end != null) return '$start – $end';
+    return start ?? end ?? '';
+  }
+}