generated from dellevin/template
优化项目结构
This commit is contained in:
DelLevin-Home
265
lib/data/movie/movie_dao.dart
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265
lib/data/movie/movie_dao.dart
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@@ -0,0 +1,265 @@
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import 'package:flutter/foundation.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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Future<T> _wrap<T>(String op, Future<T> Function() fn) async {
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try {
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return await fn();
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} catch (e) {
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debugPrint('[MovieDao] $op error: $e');
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rethrow;
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}
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}
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// 获取所有影视记录（未删除的）
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Future<List<Movie>> getAllMovies() => _wrap('getAllMovies', () 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: 'is_deleted = ?',
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whereArgs: [0],
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orderBy: 'created_at DESC',
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);
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return List.generate(maps.length, (i) => Movie.fromJson(maps[i]));
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});
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// 分页查询影视记录
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Future<List<Movie>> getMoviesPaged({String? status, int limit = 20, int offset = 0, int sortMode = 0}) => _wrap('getMoviesPaged', () async {
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final db = await _dbHelper.database;
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String where = 'is_deleted = 0';
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List<dynamic> whereArgs = [];
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if (status != null && status.isNotEmpty) {
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where += ' AND status = ?';
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whereArgs.add(status);
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}
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final maps = await db.query('movies', where: where, whereArgs: whereArgs,
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orderBy: _buildMovieOrderBy(sortMode), limit: limit, offset: offset);
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return List.generate(maps.length, (i) => Movie.fromJson(maps[i]));
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});
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static String _buildMovieOrderBy(int sortMode) {
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switch (sortMode) {
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case 1: return 'created_at DESC';
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case 2: return 'rating DESC NULLS LAST, updated_at DESC';
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default: return 'updated_at DESC';
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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) => _wrap('getMoviesByStatus', () 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 = ? AND is_deleted = ?',
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whereArgs: [status, 0],
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orderBy: 'created_at DESC',
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);
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return List.generate(maps.length, (i) => Movie.fromJson(maps[i]));
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});
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// 根据导演筛选
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Future<List<Movie>> getMoviesByDirector(String director) => _wrap('getMoviesByDirector', () 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: 'directors LIKE ? AND is_deleted = ?',
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whereArgs: ['%$director%', 0],
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orderBy: 'created_at DESC',
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);
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return maps.map((m) => Movie.fromJson(m))
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.where((movie) => movie.directors.contains(director))
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.toList();
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});
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// 根据编剧筛选
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Future<List<Movie>> getMoviesByWriter(String writer) => _wrap('getMoviesByWriter', () 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: 'writers LIKE ? AND is_deleted = ?',
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whereArgs: ['%$writer%', 0],
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orderBy: 'created_at DESC',
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);
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return maps.map((m) => Movie.fromJson(m))
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.where((movie) => movie.writers.contains(writer))
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.toList();
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});
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// 根据演员筛选
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Future<List<Movie>> getMoviesByActor(String actor) => _wrap('getMoviesByActor', () async {
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final db = await _dbHelper.database;
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final List<Map<String, dynamic>> maps = await db.query(
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'movies',
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where: 'actors LIKE ? AND is_deleted = ?',
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whereArgs: ['%$actor%', 0],
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orderBy: 'created_at DESC',
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);
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return maps.map((m) => Movie.fromJson(m))
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.where((movie) => movie.actors.contains(actor))
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.toList();
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});
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// 根据类型筛选
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Future<List<Movie>> getMoviesByGenre(String genre) => _wrap('getMoviesByGenre', () 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: 'genres LIKE ? AND is_deleted = ?',
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whereArgs: ['%$genre%', 0],
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orderBy: 'created_at DESC',
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);
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return maps.map((m) => Movie.fromJson(m))
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.where((movie) => movie.genres.contains(genre))
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.toList();
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});
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// 搜索影视（标题或别名）
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Future<List<Movie>> searchMovies(String keyword) => _wrap('searchMovies', () async {
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final db = await _dbHelper.database;
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final likeKeyword = '%$keyword%';
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final List<Map<String, dynamic>> maps = await db.query(
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'movies',
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where: '(title LIKE ? OR alternate_titles LIKE ?) AND is_deleted = ?',
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whereArgs: [likeKeyword, likeKeyword, 0],
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orderBy: 'created_at DESC',
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);
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return maps.map((m) => Movie.fromJson(m)).toList();
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});
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// 添加影视记录
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Future<int> insertMovie(Movie movie) => _wrap('insertMovie', () 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) => _wrap('updateMovie', () 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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// 仅更新封面偏移量（不触发全量刷新）
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Future<void> updateCoverOffset(String movieId, double offset) => _wrap('updateCoverOffset', () async {
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final db = await _dbHelper.database;
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await db.update('movies', {'cover_offset': offset}, where: 'id = ?', whereArgs: [movieId]);
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});
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// 删除影视记录（软删除）
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Future<int> deleteMovie(String id) => _wrap('deleteMovie', () 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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{'is_deleted': 1, 'updated_at': DateTime.now().toIso8601String()},
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where: 'id = ?',
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whereArgs: [id],
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);
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});
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// 获取所有导演（去重）
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Future<List<String>> getAllDirectors() => _wrap('getAllDirectors', () async {
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final movies = await getAllMovies();
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final directors = <String>{};
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for (final movie in movies) {
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directors.addAll(movie.directors);
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}
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return directors.toList()..sort();
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});
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// 获取所有编剧（去重）
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Future<List<String>> getAllWriters() => _wrap('getAllWriters', () async {
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final movies = await getAllMovies();
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final writers = <String>{};
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for (final movie in movies) {
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writers.addAll(movie.writers);
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}
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return writers.toList()..sort();
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});
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// 获取所有演员（去重）
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Future<List<String>> getAllActors() => _wrap('getAllActors', () async {
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final movies = await getAllMovies();
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final actors = <String>{};
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for (final movie in movies) {
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actors.addAll(movie.actors);
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}
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return actors.toList()..sort();
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});
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// 获取所有类型（去重）
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Future<List<String>> getAllGenres() => _wrap('getAllGenres', () async {
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final movies = await getAllMovies();
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final genres = <String>{};
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for (final movie in movies) {
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genres.addAll(movie.genres);
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}
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return genres.toList()..sort();
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});
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// 一次性获取所有元数据（导演、编剧、演员、类型）
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Future<Map<String, List<String>>> getAllMetadata() => _wrap('getAllMetadata', () async {
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final movies = await getAllMovies();
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final directors = <String>{};
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final writers = <String>{};
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final actors = <String>{};
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final genres = <String>{};
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for (final movie in movies) {
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directors.addAll(movie.directors);
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writers.addAll(movie.writers);
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actors.addAll(movie.actors);
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genres.addAll(movie.genres);
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}
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return {
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'directors': directors.toList()..sort(),
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'writers': writers.toList()..sort(),
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'actors': actors.toList()..sort(),
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'genres': genres.toList()..sort(),
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};
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});
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// ========== 回收站相关方法 ==========
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// 获取已删除的影视
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Future<List<Movie>> getDeletedMovies() => _wrap('getDeletedMovies', () 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: 'is_deleted = ?',
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whereArgs: [1],
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orderBy: 'created_at DESC',
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);
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return List.generate(maps.length, (i) => Movie.fromJson(maps[i]));
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});
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// 恢复已删除的影视
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Future<int> restoreMovie(String id) => _wrap('restoreMovie', () 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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{'is_deleted': 0, 'updated_at': DateTime.now().toIso8601String()},
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where: 'id = ?',
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whereArgs: [id],
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);
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});
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// 彻底删除影视
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Future<int> permanentDeleteMovie(String id) => _wrap('permanentDeleteMovie', () async {
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final db = await _dbHelper.database;
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// 清理子记录，防止孤儿数据
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await db.delete('movie_reviews', where: 'movie_id = ?', whereArgs: [id]);
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await db.delete('movie_posters', where: 'movie_id = ?', whereArgs: [id]);
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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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68
lib/data/movie/movie_poster_dao.dart
Normal file
68
lib/data/movie/movie_poster_dao.dart
Normal file
@@ -0,0 +1,68 @@
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import 'package:flutter/foundation.dart';
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import '../../models/data_models.dart';
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import '../database_helper.dart';
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/// 影视海报墙数据访问对象
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class MoviePosterDao {
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final DatabaseHelper _dbHelper = DatabaseHelper.instance;
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Future<T> _wrap<T>(String op, Future<T> Function() fn) async {
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try {
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return await fn();
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} catch (e) {
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debugPrint('[MoviePosterDao] $op error: $e');
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rethrow;
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}
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}
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/// 获取影视的所有海报
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Future<List<MoviePoster>> getPostersByMovieId(String movieId) => _wrap('getPostersByMovieId', () 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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'movie_posters',
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where: 'movie_id = ? AND is_deleted = 0',
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whereArgs: [movieId],
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orderBy: 'created_at DESC',
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);
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return List.generate(maps.length, (i) => MoviePoster.fromJson(maps[i]));
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});
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/// 根据ID获取海报
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Future<MoviePoster?> getPosterById(String id) => _wrap('getPosterById', () 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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'movie_posters',
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where: 'id = ? AND is_deleted = 0',
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whereArgs: [id],
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);
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if (maps.isEmpty) return null;
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return MoviePoster.fromJson(maps.first);
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});
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/// 添加海报
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Future<int> insertPoster(MoviePoster poster) => _wrap('insertPoster', () async {
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final db = await _dbHelper.database;
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return await db.insert('movie_posters', poster.toJson());
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});
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/// 软删除海报
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Future<int> deletePoster(String id) => _wrap('deletePoster', () async {
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final db = await _dbHelper.database;
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return await db.update(
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'movie_posters',
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{'is_deleted': 1},
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where: 'id = ?',
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whereArgs: [id],
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);
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});
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/// 获取影视的海报数量
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Future<int> getPosterCount(String movieId) => _wrap('getPosterCount', () async {
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final db = await _dbHelper.database;
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final result = await db.rawQuery(
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'SELECT COUNT(*) as count FROM movie_posters WHERE movie_id = ? AND is_deleted = 0',
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[movieId],
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);
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return result.first['count'] as int? ?? 0;
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});
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}
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135
lib/data/movie/movie_review_dao.dart
Normal file
135
lib/data/movie/movie_review_dao.dart
Normal file
@@ -0,0 +1,135 @@
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import 'package:flutter/foundation.dart';
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import '../../models/data_models.dart';
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import '../database_helper.dart';
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/// 影评数据访问对象
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class MovieReviewDao {
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final DatabaseHelper _dbHelper = DatabaseHelper.instance;
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Future<T> _wrap<T>(String op, Future<T> Function() fn) async {
|
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try {
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return await fn();
|
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} catch (e) {
|
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debugPrint('[MovieReviewDao] $op error: $e');
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rethrow;
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}
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}
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/// 获取影视的所有影评
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Future<List<MovieReview>> getReviewsByMovieId(String movieId) => _wrap('getReviewsByMovieId', () 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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'movie_reviews',
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where: 'movie_id = ? AND is_deleted = 0',
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whereArgs: [movieId],
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orderBy: 'created_at DESC',
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);
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return List.generate(maps.length, (i) => MovieReview.fromJson(maps[i]));
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});
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/// 根据ID获取影评
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Future<MovieReview?> getReviewById(String id) => _wrap('getReviewById', () 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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'movie_reviews',
|
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where: 'id = ? AND is_deleted = 0',
|
||||
whereArgs: [id],
|
||||
);
|
||||
if (maps.isEmpty) return null;
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return MovieReview.fromJson(maps.first);
|
||||
});
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||||
|
||||
/// 添加影评
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||||
Future<int> insertReview(MovieReview review) => _wrap('insertReview', () async {
|
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final db = await _dbHelper.database;
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return await db.insert('movie_reviews', review.toJson());
|
||||
});
|
||||
|
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/// 更新影评
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Future<int> updateReview(MovieReview review) => _wrap('updateReview', () async {
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final db = await _dbHelper.database;
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return await db.update(
|
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'movie_reviews',
|
||||
review.toJson(),
|
||||
where: 'id = ?',
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||||
whereArgs: [review.id],
|
||||
);
|
||||
});
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||||
|
||||
/// 软删除影评
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Future<int> deleteReview(String id) => _wrap('deleteReview', () async {
|
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final db = await _dbHelper.database;
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return await db.update(
|
||||
'movie_reviews',
|
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{'is_deleted': 1, 'updated_at': DateTime.now().toUtc().toIso8601String()},
|
||||
where: 'id = ?',
|
||||
whereArgs: [id],
|
||||
);
|
||||
});
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||||
|
||||
/// 获取影视的影评数量
|
||||
Future<int> getReviewCount(String movieId) => _wrap('getReviewCount', () 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? ?? 0;
|
||||
});
|
||||
|
||||
/// 获取短评列表
|
||||
Future<List<MovieReview>> getShortReviews(String movieId) => _wrap('getShortReviews', () 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) => _wrap('getLongReviews', () 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]));
|
||||
});
|
||||
|
||||
/// 获取所有已删除的影评
|
||||
Future<List<MovieReview>> getDeletedReviews() => _wrap('getDeletedReviews', () async {
|
||||
final db = await _dbHelper.database;
|
||||
final List<Map<String, dynamic>> maps = await db.query(
|
||||
'movie_reviews',
|
||||
where: 'is_deleted = 1',
|
||||
orderBy: 'updated_at DESC',
|
||||
);
|
||||
return List.generate(maps.length, (i) => MovieReview.fromJson(maps[i]));
|
||||
});
|
||||
|
||||
/// 恢复已删除的影评
|
||||
Future<void> restoreReview(String id) => _wrap('restoreReview', () async {
|
||||
final db = await _dbHelper.database;
|
||||
await db.update(
|
||||
'movie_reviews',
|
||||
{'is_deleted': 0},
|
||||
where: 'id = ?',
|
||||
whereArgs: [id],
|
||||
);
|
||||
});
|
||||
|
||||
/// 彻底删除影评
|
||||
Future<void> permanentDeleteReview(String id) => _wrap('permanentDeleteReview', () async {
|
||||
final db = await _dbHelper.database;
|
||||
await db.delete(
|
||||
'movie_reviews',
|
||||
where: 'id = ?',
|
||||
whereArgs: [id],
|
||||
);
|
||||
});
|
||||
}
|
||||
Reference in New Issue
Block a user