generated from dellevin/template
82 lines
2.2 KiB
Dart
82 lines
2.2 KiB
Dart
import 'package:sqflite/sqflite.dart';
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import '../models/data_models.dart';
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import 'database_helper.dart';
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/// 影视数据访问对象
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class MovieDao {
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final DatabaseHelper _dbHelper = DatabaseHelper.instance;
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// 获取所有影视记录
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Future<List<Movie>> getAllMovies() async {
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final db = await _dbHelper.database;
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final List<Map<String, dynamic>> maps = await db.query('movies');
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return List.generate(maps.length, (i) {
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return Movie(
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id: maps[i]['id'].toString(),
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title: maps[i]['title'],
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poster: maps[i]['poster'],
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rating: maps[i]['rating']?.toDouble(),
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year: maps[i]['year'],
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status: maps[i]['status'],
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watchDate: maps[i]['watch_date'] != null
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? DateTime.parse(maps[i]['watch_date'])
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: null,
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note: maps[i]['note'],
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);
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});
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}
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// 根据状态筛选影视记录
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Future<List<Movie>> getMoviesByStatus(String status) async {
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final db = await _dbHelper.database;
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final List<Map<String, dynamic>> maps = await db.query(
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'movies',
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where: 'status = ?',
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whereArgs: [status],
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);
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return List.generate(maps.length, (i) {
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return Movie(
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id: maps[i]['id'].toString(),
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title: maps[i]['title'],
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poster: maps[i]['poster'],
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rating: maps[i]['rating']?.toDouble(),
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year: maps[i]['year'],
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status: maps[i]['status'],
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watchDate: maps[i]['watch_date'] != null
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? DateTime.parse(maps[i]['watch_date'])
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: null,
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note: maps[i]['note'],
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);
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});
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}
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// 添加影视记录
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Future<int> insertMovie(Movie movie) async {
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final db = await _dbHelper.database;
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return await db.insert('movies', movie.toJson());
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}
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// 更新影视记录
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Future<int> updateMovie(Movie movie) async {
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final db = await _dbHelper.database;
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return await db.update(
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'movies',
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movie.toJson(),
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where: 'id = ?',
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whereArgs: [movie.id],
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);
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}
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// 删除影视记录
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Future<int> deleteMovie(String id) async {
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final db = await _dbHelper.database;
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return await db.delete(
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'movies',
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where: 'id = ?',
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whereArgs: [id],
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);
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}
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}
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