基础功能

2026-03-05 10:06:32 +08:00
commit adad6372a3
55 changed files with 6036 additions and 0 deletions
--- a/lib/providers/app_provider.dart
+++ b/lib/providers/app_provider.dart
@@ -0,0 +1,163 @@
+import 'package:flutter/material.dart';
+import '../models/data_models.dart';
+import '../utils/movie_dao.dart';
+import '../utils/book_dao.dart';
+import '../utils/note_dao.dart';
+
+/// 应用全局状态管理
+class AppProvider extends ChangeNotifier {
+  // 数据库访问对象
+  final MovieDao _movieDao = MovieDao();
+  final BookDao _bookDao = BookDao();
+  final NoteDao _noteDao = NoteDao();
+  
+  // 数据列表
+  List<Movie> _movies = [];
+  List<Book> _books = [];
+  List<Note> _notes = [];
+  
+  // 当前主界面选中的标签 (0: 观影，1: 阅读，2: 笔记)
+  int _mainTabIndex = 0;
+  
+  // 当前底部导航选中的索引 (0: 主页，1: 新增，2: 我的)
+  int _bottomNavIndex = 0;
+  
+  // 观影选中的状态 (0: 已看，1: 想看，2: 在看)
+  int _movieStatusIndex = 0;
+  
+  // 阅读选中的状态 (0: 读完，1: 在读，2: 准备读)
+  int _bookStatusIndex = 0;
+  
+  // 侧边菜单是否打开
+  bool _drawerOpen = false;
+  
+  // 初始化数据库
+  Future<void> initDatabase() async {
+    await loadMovies();
+    await loadBooks();
+    await loadNotes();
+  }
+  
+  // 加载影视数据
+  Future<void> loadMovies() async {
+    _movies = await _movieDao.getAllMovies();
+    notifyListeners();
+  }
+  
+  // 加载书籍数据
+  Future<void> loadBooks() async {
+    _books = await _bookDao.getAllBooks();
+    notifyListeners();
+  }
+  
+  // 加载笔记数据
+  Future<void> loadNotes() async {
+    _notes = await _noteDao.getAllNotes();
+    notifyListeners();
+  }
+
+  // Getters
+  int get mainTabIndex => _mainTabIndex;
+  int get bottomNavIndex => _bottomNavIndex;
+  int get movieStatusIndex => _movieStatusIndex;
+  int get bookStatusIndex => _bookStatusIndex;
+  bool get drawerOpen => _drawerOpen;
+  List<Movie> get movies => _movies;
+  List<Book> get books => _books;
+  List<Note> get notes => _notes;
+  
+  // 根据状态获取影视列表
+  List<Movie> getMoviesByStatus(String status) {
+    return _movies.where((movie) => movie.status == status).toList();
+  }
+  
+  // 根据状态获取书籍列表
+  List<Book> getBooksByStatus(String status) {
+    return _books.where((book) => book.status == status).toList();
+  }
+
+  // Setters
+  void setMainTabIndex(int index) {
+    _mainTabIndex = index;
+    notifyListeners();
+  }
+
+  void setBottomNavIndex(int index) {
+    _bottomNavIndex = index;
+    notifyListeners();
+  }
+
+  void setMovieStatusIndex(int index) {
+    _movieStatusIndex = index;
+    notifyListeners();
+  }
+
+  void setBookStatusIndex(int index) {
+    _bookStatusIndex = index;
+    notifyListeners();
+  }
+
+  void toggleDrawer() {
+    _drawerOpen = !_drawerOpen;
+    notifyListeners();
+  }
+
+  void closeDrawer() {
+    _drawerOpen = false;
+    notifyListeners();
+  }
+  
+  // 添加影视记录
+  Future<void> addMovie(Movie movie) async {
+    await _movieDao.insertMovie(movie);
+    await loadMovies();
+  }
+  
+  // 更新影视记录
+  Future<void> updateMovie(Movie movie) async {
+    await _movieDao.updateMovie(movie);
+    await loadMovies();
+  }
+  
+  // 删除影视记录
+  Future<void> removeMovie(String id) async {
+    await _movieDao.deleteMovie(id);
+    await loadMovies();
+  }
+  
+  // 添加书籍记录
+  Future<void> addBook(Book book) async {
+    await _bookDao.insertBook(book);
+    await loadBooks();
+  }
+  
+  // 更新书籍记录
+  Future<void> updateBook(Book book) async {
+    await _bookDao.updateBook(book);
+    await loadBooks();
+  }
+  
+  // 删除书籍记录
+  Future<void> removeBook(String id) async {
+    await _bookDao.deleteBook(id);
+    await loadBooks();
+  }
+  
+  // 添加笔记
+  Future<void> addNote(Note note) async {
+    await _noteDao.insertNote(note);
+    await loadNotes();
+  }
+  
+  // 更新笔记
+  Future<void> updateNote(Note note) async {
+    await _noteDao.updateNote(note);
+    await loadNotes();
+  }
+  
+  // 删除笔记
+  Future<void> removeNote(String id) async {
+    await _noteDao.deleteNote(id);
+    await loadNotes();
+  }
+}