create order

lib/features/orders/domain/entities/order_status.dart

@@ -0,0 +1,31 @@
+/// Order Status Entity
+///
+/// Represents an order status option from the API.
+library;
+
+import 'package:equatable/equatable.dart';
+
+/// Order Status Entity
+class OrderStatus extends Equatable {
+  /// Status value (e.g., "Pending approval", "Processing", "Completed")
+  final String status;
+
+  /// Vietnamese label (e.g., "Chờ phê duyệt", "Đang xử lý", "Hoàn thành")
+  final String label;
+
+  /// Color indicator (e.g., "Warning", "Success", "Danger")
+  final String color;
+
+  /// Display order index
+  final int index;
+
+  const OrderStatus({
+    required this.status,
+    required this.label,
+    required this.color,
+    required this.index,
+  });
+
+  @override
+  List<Object?> get props => [status, label, color, index];
+}

lib/features/orders/domain/entities/payment_term.dart

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+/// Payment Term Entity
+///
+/// Represents a payment term template option from the API.
+library;
+
+import 'package:equatable/equatable.dart';
+
+/// Payment Term Entity
+class PaymentTerm extends Equatable {
+  /// Payment term name (e.g., "Thanh toán hoàn toàn", "Thanh toán trả trước")
+  final String name;
+
+  /// Custom description (e.g., "Thanh toán ngay được chiết khấu 2%")
+  final String customDescription;
+
+  const PaymentTerm({
+    required this.name,
+    required this.customDescription,
+  });
+
+  @override
+  List<Object?> get props => [name, customDescription];
+}

lib/features/orders/domain/repositories/order_repository.dart

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+/// Order Repository Interface
+///
+/// Defines the contract for order-related data operations.
+library;
+
+import 'package:worker/features/orders/domain/entities/order_status.dart';
+import 'package:worker/features/orders/domain/entities/payment_term.dart';
+
+/// Order Repository Interface
+abstract class OrderRepository {
+  /// Get list of available order statuses
+  Future<List<OrderStatus>> getOrderStatusList();
+
+  /// Get list of available payment terms
+  Future<List<PaymentTerm>> getPaymentTermsList();
+
+  /// Create new order
+  Future<Map<String, dynamic>> createOrder({
+    required List<Map<String, dynamic>> items,
+    required Map<String, dynamic> deliveryAddress,
+    required String paymentMethod,
+    bool needsInvoice = false,
+    bool needsNegotiation = false,
+    String? notes,
+  });
+}