392 lines
16 KiB
Dart
392 lines
16 KiB
Dart
import 'package:flutter/material.dart';
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import 'package:cloud_firestore/cloud_firestore.dart';
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import 'package:firebase_auth/firebase_auth.dart';
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import 'training_detail_screen.dart';
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class SearchTab extends StatefulWidget {
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const SearchTab({super.key});
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@override
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State<SearchTab> createState() => _SearchTabState();
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}
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class _SearchTabState extends State<SearchTab> {
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final TextEditingController _searchController = TextEditingController();
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final List<String> _categories = [
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'Aufwärmen & Mobilisation',
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'Wurf- & Torabschluss',
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'Torwarttraining',
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'Athletik',
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'Pass',
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'Koordination',
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];
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String? _selectedCategory;
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String _searchTerm = '';
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bool _isTrainer = false;
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bool _trainerChecked = false;
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Set<String> _favorites = {};
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@override
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void initState() {
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super.initState();
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_searchController.addListener(() {
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setState(() {
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_searchTerm = _searchController.text.trim();
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});
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});
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_checkIfTrainer();
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_loadFavorites();
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}
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Future<void> _checkIfTrainer() async {
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final user = FirebaseAuth.instance.currentUser;
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if (user == null) return;
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final doc = await FirebaseFirestore.instance.collection('User').doc(user.uid).get();
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setState(() {
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_isTrainer = doc.data()?['role'] == 'trainer';
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_trainerChecked = true;
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});
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}
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Future<void> _loadFavorites() async {
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final user = FirebaseAuth.instance.currentUser;
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if (user == null) return;
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final doc = await FirebaseFirestore.instance.collection('User').doc(user.uid).get();
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final data = doc.data();
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if (data != null && data['favorites'] != null) {
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setState(() {
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_favorites = Set<String>.from(data['favorites']);
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});
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}
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}
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void _showCreateTrainingDialog() {
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showDialog(
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context: context,
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builder: (context) => _CreateTrainingDialog(categories: _categories),
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).then((_) => setState(() {})); // Refresh nach Hinzufügen
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}
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Future<void> _toggleFavorite(String trainingId, bool isFavorite) async {
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final user = FirebaseAuth.instance.currentUser;
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if (user == null) return;
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if (isFavorite) {
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await FirebaseFirestore.instance.collection('User').doc(user.uid).update({
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'favorites': FieldValue.arrayRemove([trainingId]),
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});
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} else {
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await FirebaseFirestore.instance.collection('User').doc(user.uid).update({
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'favorites': FieldValue.arrayUnion([trainingId]),
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});
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}
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await _loadFavorites(); // Aktualisiere die Favoriten nach dem Toggle
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}
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@override
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Widget build(BuildContext context) {
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return Scaffold(
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body: CustomScrollView(
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slivers: [
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SliverAppBar(
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floating: true,
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title: TextField(
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controller: _searchController,
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decoration: InputDecoration(
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hintText: 'Suche nach Training...',
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border: InputBorder.none,
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prefixIcon: const Icon(Icons.search),
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suffixIcon: IconButton(
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icon: const Icon(Icons.clear),
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onPressed: () => _searchController.clear(),
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),
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),
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),
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actions: [
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if (_trainerChecked && _isTrainer)
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IconButton(
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icon: const Icon(Icons.add),
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tooltip: 'Neues Training erstellen',
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onPressed: _showCreateTrainingDialog,
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),
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],
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),
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SliverPadding(
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padding: const EdgeInsets.all(16.0),
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sliver: SliverToBoxAdapter(
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child: Column(
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crossAxisAlignment: CrossAxisAlignment.start,
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children: [
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const Text(
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'Kategorien',
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style: TextStyle(fontSize: 20, fontWeight: FontWeight.bold),
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),
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const SizedBox(height: 16),
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Wrap(
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spacing: 8,
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runSpacing: 8,
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children: _categories.map((category) {
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return FilterChip(
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label: Text(category),
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selected: _selectedCategory == category,
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onSelected: (bool selected) {
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setState(() {
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_selectedCategory = selected ? category : null;
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});
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},
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);
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}).toList(),
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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 (_searchTerm.isNotEmpty || _selectedCategory != null)
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SliverPadding(
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padding: const EdgeInsets.all(16.0),
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sliver: FutureBuilder<QuerySnapshot>(
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future: FirebaseFirestore.instance.collection('Training').get(),
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builder: (context, snapshot) {
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if (snapshot.connectionState == ConnectionState.waiting) {
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return const SliverToBoxAdapter(
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child: Center(child: CircularProgressIndicator()));
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}
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if (!snapshot.hasData || snapshot.data!.docs.isEmpty) {
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return const SliverToBoxAdapter(
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child: Center(child: Text('Keine Trainings gefunden.')));
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}
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final docs = snapshot.data!.docs.where((doc) {
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final data = doc.data() as Map<String, dynamic>;
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final title = (data['title'] ?? '').toString().toLowerCase();
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final description = (data['description'] ?? '').toString().toLowerCase();
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final category = (data['category'] ?? '').toString();
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final matchesSearch = _searchTerm.isEmpty ||
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title.contains(_searchTerm.toLowerCase()) ||
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description.contains(_searchTerm.toLowerCase());
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final matchesCategory = _selectedCategory == null || category == _selectedCategory;
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return matchesSearch && matchesCategory;
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}).toList();
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if (docs.isEmpty) {
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return const SliverToBoxAdapter(
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child: Center(child: Text('Keine Trainings gefunden.')));
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}
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return SliverGrid(
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gridDelegate: const SliverGridDelegateWithFixedCrossAxisCount(
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crossAxisCount: 2,
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mainAxisSpacing: 16,
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crossAxisSpacing: 16,
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childAspectRatio: 0.75,
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),
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delegate: SliverChildBuilderDelegate((context, index) {
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final data = docs[index].data() as Map<String, dynamic>;
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final isFavorite = _favorites.contains(docs[index].id);
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return Card(
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clipBehavior: Clip.antiAlias,
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child: InkWell(
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onTap: () {
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Navigator.push(
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context,
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MaterialPageRoute(
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builder: (context) => TrainingDetailScreen(trainingId: docs[index].id),
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),
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);
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},
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child: Column(
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crossAxisAlignment: CrossAxisAlignment.start,
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children: [
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Expanded(
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child: (data['picture'] is String && data['picture'] != '')
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? Image.network(
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data['picture'],
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width: double.infinity,
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fit: BoxFit.cover,
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)
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: Container(
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color: Colors.grey[300],
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child: const Center(
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child: Icon(Icons.fitness_center, size: 40),
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),
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),
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),
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Padding(
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padding: const EdgeInsets.all(8.0),
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child: Column(
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crossAxisAlignment: CrossAxisAlignment.start,
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children: [
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Text(
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data['title'] ?? '-',
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style: const TextStyle(
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fontWeight: FontWeight.bold,
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fontSize: 16,
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),
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),
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const SizedBox(height: 4),
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Text(
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data['description'] ?? '-',
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maxLines: 2,
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overflow: TextOverflow.ellipsis,
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style: TextStyle(
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color: Colors.grey[600],
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fontSize: 13,
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),
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),
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const SizedBox(height: 4),
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Text(
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'${data['duration'] ?? '-'} Minuten',
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style: TextStyle(
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color: Colors.grey[600],
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fontSize: 13,
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),
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),
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const SizedBox(height: 4),
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Row(
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children: [
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const Icon(Icons.star, size: 16, color: Colors.amber),
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const SizedBox(width: 4),
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Text('${data['rating overall'] ?? '-'}'),
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],
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),
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const SizedBox(height: 4),
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Text('Level: ${data['year'] ?? '-'}'),
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const SizedBox(height: 4),
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Align(
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alignment: Alignment.bottomRight,
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child: IconButton(
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icon: Icon(
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isFavorite ? Icons.favorite : Icons.favorite_border,
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color: isFavorite ? Colors.red : null,
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),
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onPressed: () => _toggleFavorite(docs[index].id, isFavorite),
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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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}, childCount: docs.length),
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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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@override
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void dispose() {
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_searchController.dispose();
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super.dispose();
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}
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}
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class _CreateTrainingDialog extends StatefulWidget {
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final List<String> categories;
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const _CreateTrainingDialog({required this.categories});
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@override
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State<_CreateTrainingDialog> createState() => _CreateTrainingDialogState();
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}
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class _CreateTrainingDialogState extends State<_CreateTrainingDialog> {
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final _formKey = GlobalKey<FormState>();
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String? _category;
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String? _title;
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String? _description;
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int? _duration;
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String? _picture;
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double? _rating;
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String? _year;
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bool _loading = false;
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@override
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Widget build(BuildContext context) {
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return AlertDialog(
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title: const Text('Neues Training erstellen'),
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content: SingleChildScrollView(
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child: Form(
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key: _formKey,
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child: Column(
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mainAxisSize: MainAxisSize.min,
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children: [
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DropdownButtonFormField<String>(
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value: _category,
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items: widget.categories
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.map((cat) => DropdownMenuItem(value: cat, child: Text(cat)))
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.toList(),
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onChanged: (v) => setState(() => _category = v),
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decoration: const InputDecoration(labelText: 'Kategorie'),
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validator: (v) => v == null ? 'Kategorie wählen' : null,
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),
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TextFormField(
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decoration: const InputDecoration(labelText: 'Titel'),
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onChanged: (v) => _title = v,
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validator: (v) => v == null || v.isEmpty ? 'Titel angeben' : null,
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),
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TextFormField(
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decoration: const InputDecoration(labelText: 'Beschreibung'),
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onChanged: (v) => _description = v,
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validator: (v) => v == null || v.isEmpty ? 'Beschreibung angeben' : null,
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maxLines: 2,
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),
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TextFormField(
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decoration: const InputDecoration(labelText: 'Dauer (Minuten)'),
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keyboardType: TextInputType.number,
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onChanged: (v) => _duration = int.tryParse(v),
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validator: (v) => v == null || int.tryParse(v) == null ? 'Zahl angeben' : null,
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),
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TextFormField(
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decoration: const InputDecoration(labelText: 'Bild-URL (optional)'),
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onChanged: (v) => _picture = v,
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),
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TextFormField(
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decoration: const InputDecoration(labelText: 'Bewertung (0-5)'),
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keyboardType: TextInputType.number,
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onChanged: (v) => _rating = double.tryParse(v),
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validator: (v) {
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final d = double.tryParse(v ?? '');
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if (d == null || d < 0 || d > 5) return '0-5 angeben';
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return null;
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},
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),
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TextFormField(
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decoration: const InputDecoration(labelText: 'Schwierigkeitslevel'),
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onChanged: (v) => _year = v,
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validator: (v) => v == null || v.isEmpty ? 'Level angeben' : null,
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),
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],
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),
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),
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),
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actions: [
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TextButton(
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onPressed: _loading ? null : () => Navigator.pop(context),
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child: const Text('Abbrechen'),
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),
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ElevatedButton(
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onPressed: _loading
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? null
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: () async {
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if (_formKey.currentState!.validate()) {
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setState(() => _loading = true);
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await FirebaseFirestore.instance.collection('Training').add({
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'category': _category,
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'title': _title,
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'description': _description,
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'duration': _duration,
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'picture': _picture,
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'rating overall': _rating,
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'year': _year,
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});
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Navigator.pop(context);
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}
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},
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child: _loading ? const CircularProgressIndicator() : const Text('Erstellen'),
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),
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],
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);
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}
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}
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