77 lines
No EOL
2.1 KiB
Dart
77 lines
No EOL
2.1 KiB
Dart
// Version: 1.4 - Product モデル定義（簡素化）
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import '../services/database_helper.dart';
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/// 商品情報モデル
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class Product {
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int? id;
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String productCode; // データベースでは 'product_code' カラム
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String name;
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double unitPrice;
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int quantity; // 管理用（未使用）
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int stock; // 在庫管理用
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DateTime createdAt;
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DateTime updatedAt;
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Product({
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this.id,
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required this.productCode,
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required this.name,
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required this.unitPrice,
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this.quantity = 0,
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this.stock = 0,
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DateTime? createdAt,
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DateTime? updatedAt,
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}) : createdAt = createdAt ?? DateTime.now(),
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updatedAt = updatedAt ?? DateTime.now();
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/// マップから Product オブジェクトへ変換
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factory Product.fromMap(Map<String, dynamic> map) {
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return Product(
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id: map['id'] as int?,
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productCode: map['product_code'] as String,
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name: map['name'] as String,
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unitPrice: (map['unit_price'] as num).toDouble(),
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quantity: map['quantity'] as int? ?? 0,
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stock: map['stock'] as int? ?? 0,
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createdAt: DateTime.parse(map['created_at'] as String),
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updatedAt: DateTime.parse(map['updated_at'] as String),
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);
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}
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/// Map に変換
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Map<String, dynamic> toMap() {
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return {
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'id': id,
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'product_code': productCode,
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'name': name,
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'unit_price': unitPrice,
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'quantity': quantity,
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'stock': stock,
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'created_at': createdAt.toIso8601String(),
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'updated_at': updatedAt.toIso8601String(),
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};
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}
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/// カピービルダ
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Product copyWith({
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int? id,
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String? productCode,
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String? name,
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double? unitPrice,
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int? quantity,
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int? stock,
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DateTime? createdAt,
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DateTime? updatedAt,
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}) {
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return Product(
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id: id ?? this.id,
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productCode: productCode ?? this.productCode,
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name: name ?? this.name,
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unitPrice: unitPrice ?? this.unitPrice,
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quantity: quantity ?? this.quantity,
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stock: stock ?? this.stock,
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createdAt: createdAt ?? this.createdAt,
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updatedAt: updatedAt ?? this.updatedAt,
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);
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}
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} |