110 lines
No EOL
2.8 KiB
Dart
110 lines
No EOL
2.8 KiB
Dart
// Version: 1.0.0
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import 'dart:convert';
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/// 見積（Estimate）モデル
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class Estimate {
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final int id;
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final String estimateNo; // 見積書 No.
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final int? customerId;
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final String customerName;
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final DateTime date;
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final List<EstimateItem> items;
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final double taxRate;
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final double totalAmount;
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Estimate({
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required this.id,
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required this.estimateNo,
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this.customerId,
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required this.customerName,
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required this.date,
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required this.items,
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required this.taxRate,
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required this.totalAmount,
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});
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/// 引数の ID が重複しているか確認する（null 許容）
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bool hasDuplicateId(int? id) {
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if (id == null) return false;
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// items に productId が重複していないか確認
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final itemIds = items.map((item) => item.productId).toSet();
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return !itemIds.contains(id);
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}
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Map<String, dynamic> toMap() {
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return {
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'id': id,
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'estimateNo': estimateNo,
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'customerId': customerId,
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'customerName': customerName,
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'date': date.toIso8601String(),
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'itemsJson': jsonEncode(items.map((e) => e.toMap()).toList()),
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'taxRate': taxRate,
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'totalAmount': totalAmount,
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};
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}
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factory Estimate.fromMap(Map<String, dynamic> map) {
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final items = (map['itemsJson'] as String?) != null
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? ((jsonDecode(map['itemsJson']) as List)
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.map((e) => EstimateItem.fromMap(e as Map))
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.toList())
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: [];
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return Estimate(
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id: map['id'] as int,
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estimateNo: map['estimateNo'] as String,
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customerId: map['customerId'] as int?,
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customerName: map['customerName'] as String,
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date: DateTime.parse(map['date'] as String),
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items: items,
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taxRate: (map['taxRate'] as num).toDouble(),
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totalAmount: (map['totalAmount'] as num).toDouble(),
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);
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}
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String toJson() => jsonEncode(toMap());
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}
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/// 見積行（EstimateItem）モデル
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class EstimateItem {
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final int id;
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final int? productId;
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final String productName;
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final int quantity;
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final double unitPrice;
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final double total;
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EstimateItem({
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required this.id,
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this.productId,
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required this.productName,
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required this.quantity,
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required this.unitPrice,
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required this.total,
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});
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Map<String, dynamic> toMap() {
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return {
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'id': id,
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'productId': productId,
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'productName': productName,
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'quantity': quantity,
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'unitPrice': unitPrice,
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'total': total,
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};
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}
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factory EstimateItem.fromMap(Map<String, dynamic> map) {
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return EstimateItem(
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id: map['id'] as int,
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productId: map['productId'] as int?,
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productName: map['productName'] as String,
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quantity: map['quantity'] as int,
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unitPrice: (map['unitPrice'] as num).toDouble(),
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total: (map['total'] as num).toDouble(),
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);
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}
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String toJson() => jsonEncode(toMap());
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} |