536 lines
19 KiB
Dart
536 lines
19 KiB
Dart
import 'dart:io';
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import 'package:cached_network_image/cached_network_image.dart';
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import 'package:firebase_auth/firebase_auth.dart';
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import 'package:flutter/material.dart';
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import 'package:image_picker/image_picker.dart';
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import 'package:provider/provider.dart';
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import '../models/post_item.dart';
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import '../services/auth_service.dart';
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import '../services/firestore_service.dart';
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import '../services/storage_service.dart';
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class AddIssueScreen extends StatefulWidget {
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final PostItem? issueToEdit;
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const AddIssueScreen({super.key, this.issueToEdit});
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@override
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State<AddIssueScreen> createState() => _AddIssueScreenState();
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}
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class _AddIssueScreenState extends State<AddIssueScreen> {
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final _formKey = GlobalKey<FormState>();
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final _titleController = TextEditingController();
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final _descriptionController = TextEditingController();
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final FirestoreService _firestoreService = FirestoreService();
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final StorageService _storageService = StorageService();
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final List<File> _selectedImages = [];
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List<String> _existingImageUrls = [];
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String _selectedStatus = 'Gemeldet';
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bool _isSaving = false;
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bool get isEditing => widget.issueToEdit != null;
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final List<String> _statuses = [
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'Gemeldet',
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'In Bearbeitung',
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'Erledigt',
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];
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final List<String> _streets = [
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'Hauptstraße',
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'Seestraße',
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'Florianigasse',
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'Sebastiansplatz',
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'Sportplatzgasse',
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'Feldgasse',
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'Kirchengasse',
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'Quergasse',
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'Weinberggasse',
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'Hafen / Seebad',
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'Flur / Rad- & Wanderwege',
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'Sonstige / Außerorts',
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];
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final List<String> _categories = [
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'Fahrbahn / Gehsteig / Radweg',
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'Straßenbeleuchtung',
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'Grünflächen / Bäume',
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'Müll / Verunreinigung',
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'Spielplatz / Freizeiteinrichtung',
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'Kanal / Entwässerung',
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'Verkehrszeichen / Markierung',
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'Sonstiges',
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];
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String? _selectedStreet;
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String? _selectedCategory;
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@override
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void initState() {
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super.initState();
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if (widget.issueToEdit != null) {
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final issue = widget.issueToEdit!;
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_titleController.text = issue.title;
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_descriptionController.text = issue.description;
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if (issue.street != null && _streets.contains(issue.street)) {
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_selectedStreet = issue.street;
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} else {
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_selectedStreet = _streets.first;
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}
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if (issue.category != null && _categories.contains(issue.category)) {
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_selectedCategory = issue.category;
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} else {
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_selectedCategory = _categories.first;
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}
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_existingImageUrls = List<String>.from(issue.imageUrls);
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if (_existingImageUrls.isEmpty && issue.imageUrl.isNotEmpty) {
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_existingImageUrls.add(issue.imageUrl);
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}
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if (issue.status != null && _statuses.contains(issue.status)) {
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_selectedStatus = issue.status!;
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}
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} else {
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_selectedStreet = _streets.first;
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_selectedCategory = _categories.first;
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}
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}
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@override
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void dispose() {
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_titleController.dispose();
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_descriptionController.dispose();
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super.dispose();
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}
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Future<void> _pickImage(ImageSource source) async {
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if (_existingImageUrls.length + _selectedImages.length >= 2) {
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ScaffoldMessenger.of(context).showSnackBar(
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const SnackBar(
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content: Text('Es können maximal 2 Fotos hinzugefügt werden.')),
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);
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return;
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}
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try {
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final picked = await ImagePicker().pickImage(
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source: source,
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maxWidth: 1600,
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maxHeight: 1200,
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imageQuality: 85,
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);
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if (picked != null) {
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setState(() {
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_selectedImages.add(File(picked.path));
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});
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}
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} catch (e) {
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if (!mounted) return;
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ScaffoldMessenger.of(context).showSnackBar(
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SnackBar(content: Text('Fehler bei der Bildauswahl: $e')),
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);
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}
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}
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void _showImageSourceModal() {
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showModalBottomSheet(
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context: context,
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useSafeArea: true,
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shape: const RoundedRectangleBorder(
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borderRadius: BorderRadius.vertical(top: Radius.circular(16)),
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),
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builder: (ctx) => SafeArea(
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child: Wrap(
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children: [
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ListTile(
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leading: const Icon(Icons.photo_library),
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title: const Text('Foto aus Galerie wählen'),
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onTap: () {
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Navigator.pop(ctx);
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_pickImage(ImageSource.gallery);
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},
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),
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ListTile(
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leading: const Icon(Icons.camera_alt),
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title: const Text('Foto mit Kamera aufnehmen'),
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onTap: () {
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Navigator.pop(ctx);
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_pickImage(ImageSource.camera);
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},
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),
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],
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),
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),
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);
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}
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Future<void> _submitIssue() async {
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if (!_formKey.currentState!.validate() || _isSaving) return;
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setState(() {
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_isSaving = true;
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});
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try {
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if (isEditing) {
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// Delete removed old images from Storage
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for (final oldUrl in widget.issueToEdit!.imageUrls) {
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if (!_existingImageUrls.contains(oldUrl)) {
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try {
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await _storageService.deleteFileByUrl(oldUrl);
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} catch (_) {}
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}
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}
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// Upload newly selected images to Storage
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final List<String> newlyUploadedUrls = [];
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for (final file in _selectedImages) {
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final url = await _storageService.uploadFile(
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file: file,
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collectionName: 'Issues',
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optimize: true,
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);
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newlyUploadedUrls.add(url);
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}
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final allImages = [..._existingImageUrls, ...newlyUploadedUrls];
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final updatedIssue = widget.issueToEdit!.copyWith(
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title: _titleController.text.trim(),
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description: _descriptionController.text.trim(),
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imageUrl: allImages.isNotEmpty ? allImages.first : '',
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imageUrls: allImages,
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street: _selectedStreet,
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category: _selectedCategory,
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status: _selectedStatus,
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);
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await _firestoreService.updatePost('Issues', updatedIssue);
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if (!mounted) return;
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ScaffoldMessenger.of(context).showSnackBar(
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const SnackBar(
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content: Text('Mangel erfolgreich aktualisiert!'),
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backgroundColor: Colors.green,
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),
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);
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Navigator.pop(context, updatedIssue);
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} else {
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final currentUserId = FirebaseAuth.instance.currentUser?.uid;
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// Upload selected images to Firebase Storage
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final List<String> uploadedUrls = [];
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for (final file in _selectedImages) {
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final url = await _storageService.uploadFile(
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file: file,
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collectionName: 'Issues',
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optimize: true,
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);
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uploadedUrls.add(url);
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}
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final newIssue = PostItem(
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id: '',
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title: _titleController.text.trim(),
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description: _descriptionController.text.trim(),
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imageUrl: uploadedUrls.isNotEmpty ? uploadedUrls.first : '',
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imageUrls: uploadedUrls,
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createdDate: DateTime.now(),
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authorUid: currentUserId,
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street: _selectedStreet,
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category: _selectedCategory,
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status: 'Gemeldet',
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);
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await _firestoreService.addPost('Issues', newIssue);
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if (!mounted) return;
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ScaffoldMessenger.of(context).showSnackBar(
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const SnackBar(
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content: Text('Mangel wurde erfolgreich gemeldet!'),
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backgroundColor: Colors.green,
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),
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);
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Navigator.pop(context, newIssue);
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}
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} catch (e) {
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if (!mounted) return;
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ScaffoldMessenger.of(context).showSnackBar(
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SnackBar(
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content: Text('Fehler beim Speichern: $e'),
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backgroundColor: Colors.red,
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),
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);
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} finally {
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if (mounted) {
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setState(() {
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_isSaving = false;
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});
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}
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}
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}
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@override
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Widget build(BuildContext context) {
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final auth = Provider.of<AuthService>(context, listen: false);
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final isAdmin = auth.isAdmin;
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final totalPhotos = _existingImageUrls.length + _selectedImages.length;
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return Scaffold(
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appBar: AppBar(
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title: Text(isEditing ? 'Mangel bearbeiten' : 'Mangel melden'),
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),
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body: SingleChildScrollView(
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padding: EdgeInsets.only(
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left: 16.0,
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right: 16.0,
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top: 16.0,
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bottom: MediaQuery.paddingOf(context).bottom + 24.0,
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),
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child: Form(
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key: _formKey,
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child: Column(
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crossAxisAlignment: CrossAxisAlignment.start,
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children: [
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TextFormField(
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controller: _titleController,
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decoration: const InputDecoration(
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labelText: 'Mängelüberschrift *',
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border: OutlineInputBorder(),
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hintText: 'z.B. Schlagloch, defekte Straßenlaterne',
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),
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validator: (val) => (val == null || val.trim().isEmpty)
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? 'Bitte Überschrift eingeben'
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: null,
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),
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const SizedBox(height: 16),
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DropdownButtonFormField<String>(
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initialValue: _selectedStreet,
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decoration: const InputDecoration(
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labelText: 'Straße / Örtlichkeit *',
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border: OutlineInputBorder(),
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),
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items: _streets
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.map((street) => DropdownMenuItem(
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value: street,
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child: Text(street),
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))
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.toList(),
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onChanged: (val) => setState(() => _selectedStreet = val),
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validator: (val) =>
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(val == null || val.isEmpty) ? 'Bitte Ort auswählen' : null,
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),
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const SizedBox(height: 16),
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DropdownButtonFormField<String>(
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initialValue: _selectedCategory,
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decoration: const InputDecoration(
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labelText: 'Grundlage / Kategorie *',
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border: OutlineInputBorder(),
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),
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items: _categories
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.map((cat) => DropdownMenuItem(
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value: cat,
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child: Text(cat),
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))
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.toList(),
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onChanged: (val) => setState(() => _selectedCategory = val),
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),
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if (isAdmin && isEditing) ...[
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const SizedBox(height: 16),
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DropdownButtonFormField<String>(
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initialValue: _selectedStatus,
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decoration: const InputDecoration(
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labelText: 'Bearbeitungsstatus (Admin) *',
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prefixIcon: Icon(Icons.assignment_turned_in_outlined),
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border: OutlineInputBorder(),
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),
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items: _statuses
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.map((status) => DropdownMenuItem(
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value: status,
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child: Text(status),
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))
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.toList(),
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onChanged: (val) {
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if (val != null) setState(() => _selectedStatus = val);
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},
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),
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],
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const SizedBox(height: 16),
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TextFormField(
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controller: _descriptionController,
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maxLines: 4,
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decoration: const InputDecoration(
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labelText: 'Mangeltext (Beschreibung) *',
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alignLabelWithHint: true,
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border: OutlineInputBorder(),
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hintText: 'Genaue Beschreibung des Schadens...',
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),
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validator: (val) => (val == null || val.trim().isEmpty)
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? 'Bitte Beschreibung angeben'
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: null,
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),
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const SizedBox(height: 20),
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const Text(
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'Fotos (maximal 2 im Querformat)',
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style: TextStyle(fontWeight: FontWeight.bold, fontSize: 14),
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),
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const SizedBox(height: 8),
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SingleChildScrollView(
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scrollDirection: Axis.horizontal,
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child: Row(
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children: [
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// Existing images from Firebase Storage
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..._existingImageUrls.asMap().entries.map((entry) {
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final index = entry.key;
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final url = entry.value;
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return Stack(
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children: [
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Container(
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margin: const EdgeInsets.only(right: 12),
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width: 110,
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height: 80,
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decoration: BoxDecoration(
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border: Border.all(color: Colors.grey.shade400),
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borderRadius: BorderRadius.circular(8),
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),
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clipBehavior: Clip.antiAlias,
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child: CachedNetworkImage(
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imageUrl: url,
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fit: BoxFit.cover,
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placeholder: (ctx, u) => const Center(
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child: CircularProgressIndicator(),
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),
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errorWidget: (ctx, u, e) => Container(
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color: Colors.grey.shade200,
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child: const Icon(Icons.broken_image, size: 28),
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),
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),
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),
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Positioned(
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top: -4,
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right: 4,
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child: CircleAvatar(
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radius: 14,
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backgroundColor: Colors.black54,
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child: IconButton(
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padding: EdgeInsets.zero,
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icon: const Icon(Icons.close,
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color: Colors.white, size: 16),
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tooltip: 'Foto entfernen',
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onPressed: () {
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setState(() {
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_existingImageUrls.removeAt(index);
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});
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},
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),
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),
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),
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],
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);
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}),
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// Newly picked local image files
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..._selectedImages.asMap().entries.map((entry) {
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final index = entry.key;
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final file = entry.value;
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return Stack(
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children: [
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Container(
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margin: const EdgeInsets.only(right: 12),
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width: 110,
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height: 80,
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decoration: BoxDecoration(
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border: Border.all(color: Colors.grey.shade400),
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borderRadius: BorderRadius.circular(8),
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image: DecorationImage(
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image: FileImage(file),
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fit: BoxFit.cover,
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),
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),
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),
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Positioned(
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top: -4,
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right: 4,
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child: CircleAvatar(
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radius: 14,
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backgroundColor: Colors.black54,
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child: IconButton(
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padding: EdgeInsets.zero,
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icon: const Icon(Icons.close,
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color: Colors.white, size: 16),
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tooltip: 'Foto entfernen',
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onPressed: () {
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setState(() {
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_selectedImages.removeAt(index);
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});
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},
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),
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),
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),
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],
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);
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}),
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if (totalPhotos < 2)
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InkWell(
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onTap: _showImageSourceModal,
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child: Container(
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width: 110,
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height: 80,
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decoration: BoxDecoration(
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color: Colors.grey.shade200,
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borderRadius: BorderRadius.circular(8),
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border: Border.all(
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color: Colors.grey.shade400,
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style: BorderStyle.solid),
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),
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child: const Column(
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mainAxisAlignment: MainAxisAlignment.center,
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children: [
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Icon(Icons.add_a_photo, color: Colors.grey),
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SizedBox(height: 4),
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Text('Foto hinzufügen',
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style: TextStyle(
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fontSize: 11, color: Colors.black54)),
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],
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),
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),
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),
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],
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),
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),
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const SizedBox(height: 32),
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SizedBox(
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width: double.infinity,
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height: 50,
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child: ElevatedButton.icon(
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onPressed: _isSaving ? null : _submitIssue,
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icon: _isSaving
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? const SizedBox(
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width: 20,
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height: 20,
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child: CircularProgressIndicator(
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strokeWidth: 2, color: Colors.white),
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)
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: Icon(isEditing ? Icons.save : Icons.check_circle_outline),
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label: Text(
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_isSaving
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? 'Wird gespeichert...'
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: (isEditing
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? 'Änderungen speichern'
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: 'Mangel fertigstellen'),
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style: const TextStyle(fontSize: 16),
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),
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),
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),
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],
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),
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),
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),
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);
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}
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}
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