384 lines
12 KiB
Dart
384 lines
12 KiB
Dart
import 'package:flutter/material.dart';
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import 'package:provider/provider.dart';
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import 'package:intl/intl.dart';
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import '../providers/article_provider.dart';
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import '../models/article.dart';
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import '../widgets/app_drawer.dart';
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import 'article_form_screen.dart';
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class ArticlesScreen extends StatefulWidget {
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const ArticlesScreen({super.key});
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@override
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State<ArticlesScreen> createState() => _ArticlesScreenState();
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}
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class _ArticlesScreenState extends State<ArticlesScreen> {
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final _searchController = TextEditingController();
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@override
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void initState() {
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super.initState();
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WidgetsBinding.instance.addPostFrameCallback((_) {
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context.read<ArticleProvider>().load();
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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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@override
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Widget build(BuildContext context) {
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final provider = context.watch<ArticleProvider>();
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return Scaffold(
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backgroundColor: const Color(0xFFF5F7FA),
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appBar: AppBar(
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backgroundColor: Colors.white,
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elevation: 0,
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title: const Text('Articles',
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style: TextStyle(fontWeight: FontWeight.bold)),
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actions: [
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IconButton(
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icon: const Icon(Icons.refresh_outlined),
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onPressed: () => context.read<ArticleProvider>().load(),
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),
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],
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),
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drawer: const AppDrawer(currentRoute: '/articles'),
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floatingActionButton: FloatingActionButton.extended(
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onPressed: () => _openForm(context),
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icon: const Icon(Icons.add),
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label: const Text('Nouvel article'),
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),
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body: Column(
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children: [
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_SearchBar(controller: _searchController, provider: provider),
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_FilterChips(provider: provider),
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Expanded(child: _ArticleList(provider: provider)),
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],
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),
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);
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}
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void _openForm(BuildContext context, [Article? article]) {
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Navigator.push(
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context,
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MaterialPageRoute(
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builder: (_) => ArticleFormScreen(article: article),
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),
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);
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}
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}
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class _SearchBar extends StatelessWidget {
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final TextEditingController controller;
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final ArticleProvider provider;
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const _SearchBar({required this.controller, required this.provider});
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@override
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Widget build(BuildContext context) {
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return Container(
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color: Colors.white,
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padding: const EdgeInsets.fromLTRB(16, 8, 16, 8),
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child: TextField(
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controller: controller,
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onChanged: provider.setSearch,
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decoration: InputDecoration(
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hintText: 'Rechercher par référence ou désignation…',
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prefixIcon: const Icon(Icons.search, size: 20),
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suffixIcon: controller.text.isNotEmpty
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? IconButton(
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icon: const Icon(Icons.clear, size: 18),
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onPressed: () {
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controller.clear();
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provider.setSearch('');
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},
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)
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: null,
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filled: true,
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fillColor: const Color(0xFFF5F7FA),
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contentPadding: const EdgeInsets.symmetric(vertical: 0, horizontal: 16),
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border: OutlineInputBorder(
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borderRadius: BorderRadius.circular(10),
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borderSide: BorderSide.none,
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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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class _FilterChips extends StatelessWidget {
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final ArticleProvider provider;
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const _FilterChips({required this.provider});
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static const filters = [
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('TOUS', 'Tous'),
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('MP', 'Matières Premières'),
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('PSF', 'Semi-Finis'),
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('PF', 'Produits Finis'),
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];
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@override
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Widget build(BuildContext context) {
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return Container(
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color: Colors.white,
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padding: const EdgeInsets.fromLTRB(12, 0, 12, 12),
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child: SingleChildScrollView(
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scrollDirection: Axis.horizontal,
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child: Row(
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children: filters.map((f) {
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final selected = provider.filterType == f.$1;
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return Padding(
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padding: const EdgeInsets.only(right: 8),
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child: FilterChip(
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label: Text(f.$2),
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selected: selected,
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onSelected: (_) => provider.setFilter(f.$1),
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selectedColor:
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Theme.of(context).colorScheme.primary.withOpacity(0.15),
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checkmarkColor: Theme.of(context).colorScheme.primary,
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labelStyle: TextStyle(
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fontSize: 12,
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color: selected
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? Theme.of(context).colorScheme.primary
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: Colors.grey[700],
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fontWeight:
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selected ? FontWeight.w600 : FontWeight.normal,
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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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class _ArticleList extends StatelessWidget {
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final ArticleProvider provider;
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const _ArticleList({required this.provider});
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@override
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Widget build(BuildContext context) {
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if (provider.isLoading) {
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return const Center(child: CircularProgressIndicator());
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}
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if (provider.error != null) {
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return Center(
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child: Column(
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mainAxisSize: MainAxisSize.min,
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children: [
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Icon(Icons.error_outline, size: 48, color: Colors.grey[400]),
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const SizedBox(height: 12),
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Text(provider.error!, style: TextStyle(color: Colors.grey[600])),
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const SizedBox(height: 16),
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ElevatedButton(
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onPressed: () => context.read<ArticleProvider>().load(),
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child: const Text('Réessayer'),
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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 (provider.articles.isEmpty) {
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return Center(
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child: Column(
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mainAxisSize: MainAxisSize.min,
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children: [
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Icon(Icons.inventory_2_outlined, size: 64, color: Colors.grey[300]),
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const SizedBox(height: 16),
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Text('Aucun article trouvé',
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style: TextStyle(color: Colors.grey[500], fontSize: 16)),
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],
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),
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);
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}
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return RefreshIndicator(
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onRefresh: () => context.read<ArticleProvider>().load(),
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child: ListView.builder(
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padding: const EdgeInsets.all(16),
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itemCount: provider.articles.length,
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itemBuilder: (ctx, i) =>
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_ArticleCard(article: provider.articles[i]),
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),
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);
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}
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}
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class _ArticleCard extends StatelessWidget {
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final Article article;
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const _ArticleCard({required this.article});
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static const typeColors = {
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'MP': Color(0xFF3B82F6),
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'PSF': Color(0xFF8B5CF6),
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'PF': Color(0xFF10B981),
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};
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@override
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Widget build(BuildContext context) {
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final color = typeColors[article.type] ?? Colors.grey;
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final priceFmt = NumberFormat.currency(
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locale: 'fr_TN', symbol: 'TND', decimalDigits: 3);
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return Container(
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margin: const EdgeInsets.only(bottom: 10),
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decoration: BoxDecoration(
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color: Colors.white,
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borderRadius: BorderRadius.circular(12),
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boxShadow: [
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BoxShadow(
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color: Colors.black.withOpacity(0.05),
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blurRadius: 8,
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offset: const Offset(0, 2)),
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],
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border: article.enAlerte
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? Border.all(color: Colors.red[300]!, width: 1.5)
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: null,
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),
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child: ListTile(
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contentPadding:
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const EdgeInsets.symmetric(horizontal: 16, vertical: 8),
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leading: Container(
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width: 44,
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height: 44,
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decoration: BoxDecoration(
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color: color.withOpacity(0.12),
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borderRadius: BorderRadius.circular(10),
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),
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child: Center(
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child: Text(
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article.type,
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style: TextStyle(
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color: color,
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fontWeight: FontWeight.bold,
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fontSize: 12),
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),
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),
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),
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title: Row(
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children: [
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Expanded(
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child: Text(
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article.designation,
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style: const TextStyle(
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fontWeight: FontWeight.w600, fontSize: 14),
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),
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),
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if (article.enAlerte)
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const Icon(Icons.warning_amber,
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color: Colors.orange, size: 16),
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],
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),
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subtitle: Column(
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crossAxisAlignment: CrossAxisAlignment.start,
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children: [
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const SizedBox(height: 4),
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Text('Réf: ${article.reference}',
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style: TextStyle(color: Colors.grey[600], fontSize: 12)),
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const SizedBox(height: 2),
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Row(
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children: [
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Text(
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'Stock: ${article.stockActuel} ${article.uniteMesure ?? ''}',
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style: TextStyle(
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fontSize: 12,
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color: article.enAlerte
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? Colors.red[600]
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: Colors.grey[600],
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fontWeight: article.enAlerte
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? FontWeight.w600
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: FontWeight.normal,
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),
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),
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const SizedBox(width: 12),
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Text(
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priceFmt.format(article.prixUnitaire),
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style: const TextStyle(
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fontSize: 12, color: Color(0xFF374151)),
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),
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],
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),
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],
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),
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trailing: PopupMenuButton<String>(
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icon: const Icon(Icons.more_vert, color: Colors.grey),
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onSelected: (val) => _onAction(context, val),
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itemBuilder: (_) => [
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const PopupMenuItem(
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value: 'edit',
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child: Row(children: [
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Icon(Icons.edit_outlined, size: 18),
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SizedBox(width: 8),
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Text('Modifier'),
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])),
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const PopupMenuItem(
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value: 'delete',
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child: Row(children: [
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Icon(Icons.delete_outline, size: 18, color: Colors.red),
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SizedBox(width: 8),
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Text('Supprimer',
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style: TextStyle(color: Colors.red)),
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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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void _onAction(BuildContext context, String action) {
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if (action == 'edit') {
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Navigator.push(
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context,
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MaterialPageRoute(
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builder: (_) => ArticleFormScreen(article: article)),
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);
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} else if (action == 'delete') {
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_confirmDelete(context);
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}
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}
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void _confirmDelete(BuildContext context) {
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showDialog(
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context: context,
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builder: (_) => AlertDialog(
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title: const Text('Supprimer l\'article ?'),
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content: Text(
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'Voulez-vous vraiment archiver "${article.designation}" ?'),
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actions: [
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TextButton(
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onPressed: () => Navigator.pop(context),
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child: const Text('Annuler')),
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ElevatedButton(
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style: ElevatedButton.styleFrom(backgroundColor: Colors.red),
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onPressed: () async {
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Navigator.pop(context);
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final ok = await context
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.read<ArticleProvider>()
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.delete(article.id!);
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if (context.mounted) {
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ScaffoldMessenger.of(context).showSnackBar(SnackBar(
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content: Text(ok
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? 'Article archivé'
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: 'Erreur lors de la suppression'),
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backgroundColor: ok ? Colors.green : Colors.red,
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));
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}
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},
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child: const Text('Supprimer',
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style: TextStyle(color: Colors.white)),
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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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