73 lines
1.7 KiB
Dart
73 lines
1.7 KiB
Dart
import 'package:flutter/material.dart';
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/// 记账类型枚举
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enum RecordType {
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expense, // 支出
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income, // 收入
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}
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/// 记账分类模型
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class Category {
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final String id;
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final String name;
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final IconData icon;
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final RecordType type;
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final String? parentId; // 为未来二级分类预留
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const Category({
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required this.id,
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required this.name,
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required this.icon,
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required this.type,
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this.parentId,
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});
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}
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/// 记账记录模型
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class Record {
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final String id;
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final RecordType type;
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final String categoryId;
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final String? note;
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final double amount;
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final DateTime createTime;
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final String? accountId; // 为未来账户功能预留
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final List<String>? imageUrls; // 为未来配图功能预留
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Record({
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required this.id,
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required this.type,
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required this.categoryId,
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this.note,
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required this.amount,
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required this.createTime,
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this.accountId,
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this.imageUrls,
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});
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// 转换为JSON格式，方便存储
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Map<String, dynamic> toJson() => {
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'id': id,
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'type': type.index,
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'categoryId': categoryId,
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'note': note,
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'amount': amount,
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'createTime': createTime.toIso8601String(),
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'accountId': accountId,
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'imageUrls': imageUrls,
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};
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// 从JSON格式转换回对象
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factory Record.fromJson(Map<String, dynamic> json) => Record(
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id: json['id'],
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type: RecordType.values[json['type']],
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categoryId: json['categoryId'],
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note: json['note'],
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amount: json['amount'],
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createTime: DateTime.parse(json['createTime']),
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accountId: json['accountId'],
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imageUrls: json['imageUrls'] != null
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? List<String>.from(json['imageUrls'])
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: null,
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);
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} |