314 lines
12 KiB
Dart
314 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/production_provider.dart';
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import '../providers/article_provider.dart';
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import '../models/article.dart';
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import '../models/production_order.dart';
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import '../services/production_service.dart';
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class ProductionFormScreen extends StatefulWidget {
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const ProductionFormScreen({super.key});
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@override
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State<ProductionFormScreen> createState() => _ProductionFormScreenState();
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}
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class _ProductionFormScreenState extends State<ProductionFormScreen> {
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final _formKey = GlobalKey<FormState>();
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Article? _selectedProduit;
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final _qteCtrl = TextEditingController();
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DateTime? _datePlanifiee;
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List<BomLine> _bom = [];
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bool _loadingBom = false;
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bool _saving = false;
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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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if (context.read<ArticleProvider>().articles.isEmpty) {
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context.read<ArticleProvider>().load();
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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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_qteCtrl.dispose();
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super.dispose();
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}
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List<Article> get _produitsFinis =>
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context.read<ArticleProvider>().articles.where((a) => a.type == 'PF').toList();
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Future<void> _onProduitSelected(Article? article) async {
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setState(() {
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_selectedProduit = article;
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_bom = [];
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});
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if (article?.id != null) {
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setState(() => _loadingBom = true);
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try {
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final bom = await ProductionService.getBom(article!.id!);
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setState(() => _bom = bom);
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} catch (_) {}
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setState(() => _loadingBom = false);
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}
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}
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Future<void> _save() async {
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if (!_formKey.currentState!.validate()) return;
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if (_selectedProduit == null) {
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_showErr('Sélectionnez un produit fini');
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return;
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}
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if (_datePlanifiee == null) {
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_showErr('Choisissez une date planifiée');
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return;
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}
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if (_bom.isEmpty) {
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_showErr('Ce produit n\'a pas de nomenclature BOM définie');
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return;
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}
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setState(() => _saving = true);
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final err = await context.read<ProductionProvider>().plan(
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produitFiniId: _selectedProduit!.id!,
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quantite: double.tryParse(_qteCtrl.text) ?? 0,
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datePlanifiee: _datePlanifiee!.toIso8601String().substring(0, 10),
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);
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if (mounted) {
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setState(() => _saving = false);
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if (err == null) {
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Navigator.pop(context);
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ScaffoldMessenger.of(context).showSnackBar(const SnackBar(
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content: Text('Ordre de fabrication planifié'),
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backgroundColor: Colors.green,
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));
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} else {
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_showErr(err);
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}
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}
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}
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void _showErr(String msg) => ScaffoldMessenger.of(context)
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.showSnackBar(SnackBar(content: Text(msg), backgroundColor: Colors.red));
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@override
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Widget build(BuildContext context) {
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final articles = context.watch<ArticleProvider>();
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final qte = double.tryParse(_qteCtrl.text) ?? 0;
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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('Nouvel ordre de fabrication',
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style: TextStyle(fontWeight: FontWeight.bold)),
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),
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body: Form(
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key: _formKey,
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child: ListView(
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padding: const EdgeInsets.all(16),
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children: [
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_Card(
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title: 'Produit à fabriquer',
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child: articles.isLoading
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? const Center(child: CircularProgressIndicator())
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: DropdownButtonFormField<Article>(
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value: _selectedProduit,
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hint: const Text('Sélectionner un produit fini (PF)'),
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decoration: _deco('Produit fini'),
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items: _produitsFinis
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.map((a) => DropdownMenuItem(
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value: a,
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child: Text('${a.reference} — ${a.designation}'),
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))
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.toList(),
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onChanged: _onProduitSelected,
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validator: (v) => v == null ? 'Obligatoire' : null,
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),
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),
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const SizedBox(height: 12),
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// BOM affiché après sélection
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if (_loadingBom)
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const Center(child: Padding(
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padding: EdgeInsets.all(12),
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child: CircularProgressIndicator())),
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if (_bom.isNotEmpty) ...[
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_Card(
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title: 'Nomenclature (BOM)',
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child: Column(
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children: _bom.map((b) {
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final qteNecessaire = qte * b.quantiteParUnite;
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final stock = b.composant?.stockActuel ?? 0;
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final ok = stock >= qteNecessaire;
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return Padding(
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padding: const EdgeInsets.symmetric(vertical: 5),
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child: Row(
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children: [
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Icon(ok ? Icons.check_circle_outline : Icons.warning_amber_outlined,
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size: 16, color: ok ? Colors.green : Colors.orange),
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const SizedBox(width: 8),
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Expanded(
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child: Text(b.composant?.designation ?? '—',
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style: const TextStyle(fontSize: 13)),
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),
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Column(
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crossAxisAlignment: CrossAxisAlignment.end,
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children: [
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Text(
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'${(b.quantiteParUnite * (qte > 0 ? qte : 1)).toStringAsFixed(2)} ${b.uniteMesure ?? ''}',
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style: TextStyle(
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fontSize: 12,
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fontWeight: FontWeight.w600,
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color: ok ? const Color(0xFF374151) : Colors.orange),
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),
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Text('Stock: ${stock.toStringAsFixed(2)}',
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style: TextStyle(fontSize: 11, color: Colors.grey[500])),
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],
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),
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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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const SizedBox(height: 12),
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],
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if (_selectedProduit != null && !_loadingBom && _bom.isEmpty)
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Container(
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padding: const EdgeInsets.all(12),
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margin: const EdgeInsets.only(bottom: 12),
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decoration: BoxDecoration(
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color: Colors.orange[50],
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borderRadius: BorderRadius.circular(8),
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border: Border.all(color: Colors.orange[200]!),
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),
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child: Row(
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children: [
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Icon(Icons.warning_amber, color: Colors.orange[700], size: 18),
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const SizedBox(width: 8),
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const Expanded(
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child: Text('Aucune nomenclature BOM définie pour ce produit.',
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style: TextStyle(fontSize: 13)),
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),
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],
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),
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),
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_Card(
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title: 'Quantité & Date',
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child: Column(
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children: [
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TextFormField(
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controller: _qteCtrl,
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keyboardType: TextInputType.number,
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decoration: _deco('Quantité à produire')
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.copyWith(hintText: 'Ex: 1000'),
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onChanged: (_) => setState(() {}),
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validator: (v) {
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if (v == null || v.isEmpty) return 'Obligatoire';
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if ((double.tryParse(v) ?? 0) <= 0) return 'Doit être > 0';
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return null;
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},
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),
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const SizedBox(height: 12),
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GestureDetector(
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onTap: () async {
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final d = await showDatePicker(
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context: context,
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initialDate: DateTime.now().add(const Duration(days: 1)),
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firstDate: DateTime.now(),
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lastDate: DateTime.now().add(const Duration(days: 365)),
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);
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if (d != null) setState(() => _datePlanifiee = d);
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},
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child: Container(
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padding: const EdgeInsets.symmetric(horizontal: 12, vertical: 14),
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decoration: BoxDecoration(
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color: const Color(0xFFF8F9FA),
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border: Border.all(color: Colors.grey[400]!),
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borderRadius: BorderRadius.circular(8),
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),
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child: Row(
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children: [
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const Icon(Icons.calendar_today_outlined, size: 18, color: Colors.grey),
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const SizedBox(width: 8),
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Text(
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_datePlanifiee != null
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? DateFormat('dd/MM/yyyy').format(_datePlanifiee!)
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: 'Date planifiée *',
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style: TextStyle(
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color: _datePlanifiee != null ? Colors.black87 : Colors.grey[600]),
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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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const SizedBox(height: 24),
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SizedBox(
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height: 52,
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child: ElevatedButton(
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onPressed: _saving ? null : _save,
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style: ElevatedButton.styleFrom(
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backgroundColor: const Color(0xFF6366F1),
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foregroundColor: Colors.white,
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shape: RoundedRectangleBorder(borderRadius: BorderRadius.circular(10)),
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),
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child: _saving
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? const SizedBox(width: 22, height: 22,
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child: CircularProgressIndicator(strokeWidth: 2, color: Colors.white))
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: const Text('Planifier l\'OF',
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style: TextStyle(fontSize: 15, fontWeight: FontWeight.w600)),
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),
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),
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const SizedBox(height: 32),
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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 _Card extends StatelessWidget {
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final String title;
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final Widget child;
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const _Card({required this.title, required this.child});
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@override
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Widget build(BuildContext context) => Container(
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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: [BoxShadow(color: Colors.black.withOpacity(0.04), blurRadius: 8, offset: const Offset(0, 2))],
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),
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padding: const EdgeInsets.all(16),
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child: Column(
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crossAxisAlignment: CrossAxisAlignment.start,
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children: [
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Text(title, style: const TextStyle(fontWeight: FontWeight.w700, fontSize: 12, color: Color(0xFF6B7280))),
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const SizedBox(height: 10),
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child,
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],
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),
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);
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}
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InputDecoration _deco(String label) => InputDecoration(
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labelText: label,
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border: OutlineInputBorder(borderRadius: BorderRadius.circular(8)),
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filled: true,
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fillColor: const Color(0xFFF8F9FA),
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contentPadding: const EdgeInsets.symmetric(horizontal: 12, vertical: 14),
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);
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