feat(frontend): module Ventes complet (commandes, livraison, stock)

- Modèles Client, SalesOrder, SalesOrderLine - ClientService + SalesOrderService (create, deliver) - VentesProvider : chargement parallèle commandes + clients - VentesScreen : liste avec badges statut colorés - SalesOrderFormScreen : lignes dynamiques, calcul HT/TVA/TTC temps réel - SalesOrderDetailScreen : détail + bouton livrer + confirmation - Rapport PFE : section 5.7 module Ventes (cycle, statuts, UI) Co-Authored-By: Claude Sonnet 4.6 <noreply@anthropic.com>
2026-04-20 20:26:48 +01:00
parent ed21c3cb80
commit 78063c4925
10 changed files with 1320 additions and 1 deletions
@@ -0,0 +1,67 @@
+import 'package:flutter/material.dart';
+import '../models/sales_order.dart';
+import '../models/client.dart';
+import '../services/sales_order_service.dart';
+import '../services/client_service.dart';
+
+class VentesProvider extends ChangeNotifier {
+  List<SalesOrder> _orders = [];
+  List<Client> _clients = [];
+  bool _isLoading = false;
+  String? _error;
+
+  List<SalesOrder> get orders => _orders;
+  List<Client> get clients => _clients;
+  bool get isLoading => _isLoading;
+  String? get error => _error;
+
+  Future<void> load() async {
+    _isLoading = true;
+    _error = null;
+    notifyListeners();
+    try {
+      final results = await Future.wait([
+        SalesOrderService.fetchAll(),
+        ClientService.fetchAll(),
+      ]);
+      _orders = results[0] as List<SalesOrder>;
+      _clients = results[1] as List<Client>;
+    } catch (_) {
+      _error = 'Impossible de charger les commandes.';
+    } finally {
+      _isLoading = false;
+      notifyListeners();
+    }
+  }
+
+  Future<String?> createOrder(SalesOrder order) async {
+    try {
+      final created = await SalesOrderService.create(order);
+      _orders.insert(0, created);
+      notifyListeners();
+      return null;
+    } catch (e) {
+      return e.toString().contains('Stock insuffisant')
+          ? 'Stock insuffisant pour un ou plusieurs articles'
+          : 'Erreur lors de la création de la commande';
+    }
+  }
+
+  Future<String?> deliver(int orderId, List<SalesOrderLine> lignes) async {
+    try {
+      final payload = {
+        'dateLivraison': DateTime.now().toIso8601String().substring(0, 10),
+        'lignes': lignes.map((l) => {
+          'salesOrderLine': {'id': l.id},
+          'article': {'id': l.article!.id},
+          'quantiteLivree': l.quantiteCommandee,
+        }).toList(),
+      };
+      await SalesOrderService.deliver(orderId, payload);
+      await load();
+      return null;
+    } catch (e) {
+      return 'Erreur lors de la livraison';
+    }
+  }
+}