101 lines
2.7 KiB
Dart
101 lines
2.7 KiB
Dart
import 'dart:async';
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import 'package:floor/floor.dart';
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import 'package:pj_supermarket_cloud/common/index.dart';
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import 'package:sqflite/sqflite.dart' as sqflite;
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part 'database.g.dart';
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const entities = <Type>[
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BroadcastEntity,
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OrderEntity,
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CanteenSpuEntity,
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SupermarketSkuEntity,
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SupermarketSpuEntity,
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SupermarketCodeEntity,
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ShopCardEntity,
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ClassifyEntity,
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PrintHistoryEntity,
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UserEntity,
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FaceEntity,
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SettingEntity,
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];
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const typeConverters = <Type>[
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DateTimeConverter,
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DateTimeEmptyConverter,
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OrderStatusConverter,
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OrderTypeConverter,
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OrderPayTypeConverter,
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SysTypeConverter,
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PrintStatusConverter,
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SupermarketNatureConverter,
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ListIntConverter,
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BoolConverter,
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];
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@Database(version: 2, entities: entities)
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@TypeConverters(typeConverters)
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abstract class AppDatabase extends FloorDatabase {
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BroadcastDao get getBroadcastDao;
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OrderDao get getOrderDao;
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CanteenSpuDao get getCanteenSpuDao;
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SupermarketSkuDao get getSupermarketSkuDao;
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SupermarketSpuDao get getSupermarketSpuDao;
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SupermarketCodeDao get getSupermarketCodeDao;
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ShopCardDao get getShopCardDao;
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ClassifyDao get getClassifyDao;
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PrintHistoryDao get getPrintHistoryDao;
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UserDao get getUserDao;
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FaceDao get getFaceDao;
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SettingDao get getSettingDao;
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// 获取数据库迁移列表
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static List<Migration> _getDatabaseMigrations() {
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return [
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// 从版本1到版本2的迁移：添加productNamePy字段
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Migration(1, 2, (database) async {
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// 先检查列是否存在，不存在才添加
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final result = await database.rawQuery(
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"PRAGMA table_info(supermarket_spu)",
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);
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bool columnExists = false;
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for (var column in result) {
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if (column['name'] == 'productNamePy') {
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columnExists = true;
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break;
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}
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}
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if (!columnExists) {
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await database.execute(
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'ALTER TABLE supermarket_spu ADD COLUMN productNamePy TEXT');
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}
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}),
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];
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}
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static Future<AppDatabase> getDataBase() async {
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final dbPath = await AppFileTool.getDatabasePath();
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final dataBase = await $FloorAppDatabase
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.databaseBuilder("$dbPath/${Constants.databaseName}")
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.addCallback(
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Callback(
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onCreate: (database, version) async {
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logger.i('数据库已创建，版本: $version');
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},
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onOpen: (database) async {
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logger.i('数据库已打开');
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},
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onUpgrade: (database, startVersion, endVersion) {
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logger.i('数据库已升级，版本: $startVersion -> $endVersion');
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},
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),
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)
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.addMigrations(_getDatabaseMigrations())
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.build();
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return dataBase;
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}
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}
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