Initial commit

lib/providers/order_provider.dart

@@ -0,0 +1,91 @@
+import 'package:flutter_riverpod/flutter_riverpod.dart';
+import '../models/order.dart';
+import '../services/api_service.dart';
+
+class OrderState {
+  final List<OrderItem> orders;
+  final OrderItem? currentOrder;
+  final bool isLoading;
+  final String? error;
+  final bool verifySuccess;
+
+  const OrderState({
+    this.orders = const [],
+    this.currentOrder,
+    this.isLoading = false,
+    this.error,
+    this.verifySuccess = false,
+  });
+
+  OrderState copyWith({
+    List<OrderItem>? orders,
+    OrderItem? currentOrder,
+    bool? isLoading,
+    String? error,
+    bool? verifySuccess,
+  }) {
+    return OrderState(
+      orders: orders ?? this.orders,
+      currentOrder: currentOrder ?? this.currentOrder,
+      isLoading: isLoading ?? this.isLoading,
+      error: error,
+      verifySuccess: verifySuccess ?? this.verifySuccess,
+    );
+  }
+}
+
+class OrderNotifier extends StateNotifier<OrderState> {
+  OrderNotifier() : super(const OrderState());
+
+  Future<void> loadOrders(OrderStatus status) async {
+    state = state.copyWith(isLoading: true, error: null);
+    try {
+      final orders = await apiService.getOrders(status);
+      state = state.copyWith(orders: orders, isLoading: false);
+    } catch (e) {
+      state = state.copyWith(isLoading: false, error: e.toString());
+    }
+  }
+
+  Future<void> getDetail(String id) async {
+    state = state.copyWith(isLoading: true, error: null);
+    try {
+      final order = await apiService.getOrderDetail(id);
+      state = state.copyWith(currentOrder: order, isLoading: false);
+    } catch (e) {
+      state = state.copyWith(isLoading: false, error: e.toString());
+    }
+  }
+
+  Future<void> verifyOrder(String id) async {
+    state = state.copyWith(isLoading: true, error: null, verifySuccess: false);
+    try {
+      final order = await apiService.verifyOrder(id);
+      state = state.copyWith(
+        currentOrder: order,
+        isLoading: false,
+        verifySuccess: true,
+      );
+    } catch (e) {
+      state = state.copyWith(isLoading: false, error: e.toString());
+    }
+  }
+
+  Future<void> scanVerify(String code) async {
+    state = state.copyWith(isLoading: true, error: null);
+    try {
+      final order = await apiService.scanVerify(code);
+      state = state.copyWith(currentOrder: order, isLoading: false);
+    } catch (e) {
+      state = state.copyWith(isLoading: false, error: e.toString());
+    }
+  }
+
+  void clearVerifySuccess() {
+    state = state.copyWith(verifySuccess: false);
+  }
+}
+
+final orderProvider = StateNotifierProvider<OrderNotifier, OrderState>((ref) {
+  return OrderNotifier();
+});