结构重构

This commit is contained in:
DelLevin-Home
2026-03-12 14:33:28 +08:00
parent f63b5b1843
commit 0f221456cb
39 changed files with 106 additions and 105 deletions

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import 'package:sqflite/sqflite.dart';
import '../../models/data_models.dart';
import '../database_helper.dart';
/// 影视数据访问对象
class MovieDao {
final DatabaseHelper _dbHelper = DatabaseHelper.instance;
// 获取所有影视记录(未删除的)
Future<List<Movie>> getAllMovies() async {
final db = await _dbHelper.database;
final List<Map<String, dynamic>> maps = await db.query(
'movies',
where: 'is_deleted = ?',
whereArgs: [0],
orderBy: 'created_at DESC',
);
return List.generate(maps.length, (i) => Movie.fromJson(maps[i]));
}
// 根据状态筛选影视记录
Future<List<Movie>> getMoviesByStatus(String status) async {
final db = await _dbHelper.database;
final List<Map<String, dynamic>> maps = await db.query(
'movies',
where: 'status = ? AND is_deleted = ?',
whereArgs: [status, 0],
orderBy: 'created_at DESC',
);
return List.generate(maps.length, (i) => Movie.fromJson(maps[i]));
}
// 根据导演筛选
Future<List<Movie>> getMoviesByDirector(String director) async {
final db = await _dbHelper.database;
final List<Map<String, dynamic>> maps = await db.query(
'movies',
where: 'is_deleted = ?',
whereArgs: [0],
orderBy: 'created_at DESC',
);
return List.generate(maps.length, (i) => Movie.fromJson(maps[i]))
.where((movie) => movie.directors.contains(director))
.toList();
}
// 根据编剧筛选
Future<List<Movie>> getMoviesByWriter(String writer) async {
final db = await _dbHelper.database;
final List<Map<String, dynamic>> maps = await db.query(
'movies',
where: 'is_deleted = ?',
whereArgs: [0],
orderBy: 'created_at DESC',
);
return List.generate(maps.length, (i) => Movie.fromJson(maps[i]))
.where((movie) => movie.writers.contains(writer))
.toList();
}
// 根据演员筛选
Future<List<Movie>> getMoviesByActor(String actor) async {
final db = await _dbHelper.database;
final List<Map<String, dynamic>> maps = await db.query(
'movies',
where: 'is_deleted = ?',
whereArgs: [0],
orderBy: 'created_at DESC',
);
return List.generate(maps.length, (i) => Movie.fromJson(maps[i]))
.where((movie) => movie.actors.contains(actor))
.toList();
}
// 根据类型筛选
Future<List<Movie>> getMoviesByGenre(String genre) async {
final db = await _dbHelper.database;
final List<Map<String, dynamic>> maps = await db.query(
'movies',
where: 'is_deleted = ?',
whereArgs: [0],
orderBy: 'created_at DESC',
);
return List.generate(maps.length, (i) => Movie.fromJson(maps[i]))
.where((movie) => movie.genres.contains(genre))
.toList();
}
// 搜索影视(标题或别名)
Future<List<Movie>> searchMovies(String keyword) async {
final db = await _dbHelper.database;
final List<Map<String, dynamic>> maps = await db.query(
'movies',
where: 'is_deleted = ?',
whereArgs: [0],
orderBy: 'created_at DESC',
);
final lowerKeyword = keyword.toLowerCase();
return List.generate(maps.length, (i) => Movie.fromJson(maps[i]))
.where((movie) =>
movie.title.toLowerCase().contains(lowerKeyword) ||
movie.alternateTitles.any((t) => t.toLowerCase().contains(lowerKeyword)))
.toList();
}
// 添加影视记录
Future<int> insertMovie(Movie movie) async {
final db = await _dbHelper.database;
return await db.insert('movies', movie.toJson());
}
// 更新影视记录
Future<int> updateMovie(Movie movie) async {
final db = await _dbHelper.database;
return await db.update(
'movies',
movie.toJson(),
where: 'id = ?',
whereArgs: [movie.id],
);
}
// 删除影视记录(软删除)
Future<int> deleteMovie(String id) async {
final db = await _dbHelper.database;
return await db.update(
'movies',
{'is_deleted': 1, 'updated_at': DateTime.now().toIso8601String()},
where: 'id = ?',
whereArgs: [id],
);
}
// 获取所有导演(去重)
Future<List<String>> getAllDirectors() async {
final movies = await getAllMovies();
final directors = <String>{};
for (final movie in movies) {
directors.addAll(movie.directors);
}
return directors.toList()..sort();
}
// 获取所有编剧(去重)
Future<List<String>> getAllWriters() async {
final movies = await getAllMovies();
final writers = <String>{};
for (final movie in movies) {
writers.addAll(movie.writers);
}
return writers.toList()..sort();
}
// 获取所有演员(去重)
Future<List<String>> getAllActors() async {
final movies = await getAllMovies();
final actors = <String>{};
for (final movie in movies) {
actors.addAll(movie.actors);
}
return actors.toList()..sort();
}
// 获取所有类型(去重)
Future<List<String>> getAllGenres() async {
final movies = await getAllMovies();
final genres = <String>{};
for (final movie in movies) {
genres.addAll(movie.genres);
}
return genres.toList()..sort();
}
// ========== 回收站相关方法 ==========
// 获取已删除的影视
Future<List<Movie>> getDeletedMovies() async {
final db = await _dbHelper.database;
final List<Map<String, dynamic>> maps = await db.query(
'movies',
where: 'is_deleted = ?',
whereArgs: [1],
orderBy: 'created_at DESC',
);
return List.generate(maps.length, (i) => Movie.fromJson(maps[i]));
}
// 恢复已删除的影视
Future<int> restoreMovie(String id) async {
final db = await _dbHelper.database;
return await db.update(
'movies',
{'is_deleted': 0, 'updated_at': DateTime.now().toIso8601String()},
where: 'id = ?',
whereArgs: [id],
);
}
// 彻底删除影视
Future<int> permanentDeleteMovie(String id) async {
final db = await _dbHelper.database;
return await db.delete(
'movies',
where: 'id = ?',
whereArgs: [id],
);
}
}

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import 'package:sqflite/sqflite.dart';
import '../../models/data_models.dart';
import '../database_helper.dart';
/// 影视海报墙数据访问对象
class MoviePosterDao {
final DatabaseHelper _dbHelper = DatabaseHelper.instance;
/// 获取影视的所有海报
Future<List<MoviePoster>> getPostersByMovieId(String movieId) async {
final db = await _dbHelper.database;
final List<Map<String, dynamic>> maps = await db.query(
'movie_posters',
where: 'movie_id = ? AND is_deleted = 0',
whereArgs: [movieId],
orderBy: 'created_at DESC',
);
return List.generate(maps.length, (i) => MoviePoster.fromJson(maps[i]));
}
/// 根据ID获取海报
Future<MoviePoster?> getPosterById(String id) async {
final db = await _dbHelper.database;
final List<Map<String, dynamic>> maps = await db.query(
'movie_posters',
where: 'id = ? AND is_deleted = 0',
whereArgs: [id],
);
if (maps.isEmpty) return null;
return MoviePoster.fromJson(maps.first);
}
/// 添加海报
Future<int> insertPoster(MoviePoster poster) async {
final db = await _dbHelper.database;
return await db.insert('movie_posters', poster.toJson());
}
/// 软删除海报
Future<int> deletePoster(String id) async {
final db = await _dbHelper.database;
return await db.update(
'movie_posters',
{'is_deleted': 1},
where: 'id = ?',
whereArgs: [id],
);
}
/// 获取影视的海报数量
Future<int> getPosterCount(String movieId) async {
final db = await _dbHelper.database;
final result = await db.rawQuery(
'SELECT COUNT(*) as count FROM movie_posters WHERE movie_id = ? AND is_deleted = 0',
[movieId],
);
return result.first['count'] as int;
}
}

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import 'package:sqflite/sqflite.dart';
import '../../models/data_models.dart';
import '../database_helper.dart';
/// 影评数据访问对象
class MovieReviewDao {
final DatabaseHelper _dbHelper = DatabaseHelper.instance;
/// 获取影视的所有影评
Future<List<MovieReview>> getReviewsByMovieId(String movieId) async {
final db = await _dbHelper.database;
final List<Map<String, dynamic>> maps = await db.query(
'movie_reviews',
where: 'movie_id = ? AND is_deleted = 0',
whereArgs: [movieId],
orderBy: 'created_at DESC',
);
return List.generate(maps.length, (i) => MovieReview.fromJson(maps[i]));
}
/// 根据ID获取影评
Future<MovieReview?> getReviewById(String id) async {
final db = await _dbHelper.database;
final List<Map<String, dynamic>> maps = await db.query(
'movie_reviews',
where: 'id = ? AND is_deleted = 0',
whereArgs: [id],
);
if (maps.isEmpty) return null;
return MovieReview.fromJson(maps.first);
}
/// 添加影评
Future<int> insertReview(MovieReview review) async {
final db = await _dbHelper.database;
return await db.insert('movie_reviews', review.toJson());
}
/// 更新影评
Future<int> updateReview(MovieReview review) async {
final db = await _dbHelper.database;
return await db.update(
'movie_reviews',
review.toJson(),
where: 'id = ?',
whereArgs: [review.id],
);
}
/// 软删除影评
Future<int> deleteReview(String id) async {
final db = await _dbHelper.database;
return await db.update(
'movie_reviews',
{'is_deleted': 1},
where: 'id = ?',
whereArgs: [id],
);
}
/// 获取影视的影评数量
Future<int> getReviewCount(String movieId) async {
final db = await _dbHelper.database;
final result = await db.rawQuery(
'SELECT COUNT(*) as count FROM movie_reviews WHERE movie_id = ? AND is_deleted = 0',
[movieId],
);
return result.first['count'] as int;
}
/// 获取短评列表
Future<List<MovieReview>> getShortReviews(String movieId) async {
final db = await _dbHelper.database;
final List<Map<String, dynamic>> maps = await db.query(
'movie_reviews',
where: 'movie_id = ? AND review_type = 1 AND is_deleted = 0',
whereArgs: [movieId],
orderBy: 'created_at DESC',
);
return List.generate(maps.length, (i) => MovieReview.fromJson(maps[i]));
}
/// 获取长评列表
Future<List<MovieReview>> getLongReviews(String movieId) async {
final db = await _dbHelper.database;
final List<Map<String, dynamic>> maps = await db.query(
'movie_reviews',
where: 'movie_id = ? AND review_type = 2 AND is_deleted = 0',
whereArgs: [movieId],
orderBy: 'created_at DESC',
);
return List.generate(maps.length, (i) => MovieReview.fromJson(maps[i]));
}
}