class ProductRequestModel { final String? id; final String name; final String? description; final String categoryId; final String? sku; final String? barcode; final int price; final int cost; final bool isActive; final bool hasVariants; final String imageUrl; final String? printerType; ProductRequestModel({ this.id, required this.name, this.description, required this.categoryId, this.sku, this.barcode, required this.price, required this.cost, this.isActive = true, this.hasVariants = false, required this.imageUrl, this.printerType, }); Map toMap() { final map = { 'name': name, 'description': description ?? '', 'category_id': categoryId, 'sku': sku ?? '', 'barcode': barcode ?? '', 'price': price, 'cost': cost, 'is_active': isActive, 'has_variants': hasVariants, 'image_url': imageUrl, 'printer_type': printerType ?? '', }; if (id != null) { map['id'] = id; } return map; } }