generated from dellevin/template
143 lines
3.9 KiB
Dart
143 lines
3.9 KiB
Dart
import 'package:flutter/material.dart';
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import 'package:provider/provider.dart';
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import '../providers/app_provider.dart';
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import '../models/data_models.dart';
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import '../widgets/book_status_bar.dart';
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import '../widgets/book_list_item.dart';
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/// 阅读标签页
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class BookTabPage extends StatelessWidget {
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const BookTabPage({super.key});
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@override
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Widget build(BuildContext context) {
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return Column(
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children: [
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// 状态选择栏（读完、在读、准备读）
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const BookStatusBar(),
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// 书籍列表
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Expanded(
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child: _buildBookList(context),
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),
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],
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);
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}
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/// 构建书籍列表
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Widget _buildBookList(BuildContext context) {
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return Consumer<AppProvider>(
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builder: (context, provider, child) {
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// 根据状态筛选书籍
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final statusMap = {
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0: 'read',
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1: 'reading',
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2: 'want_to_read',
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};
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final currentStatus = statusMap[provider.bookStatusIndex]!;
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final books = provider.getBooksByStatus(currentStatus);
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if (books.isEmpty) {
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return _buildEmptyState(context, provider.bookStatusIndex);
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}
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return RefreshIndicator(
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onRefresh: () async => await provider.loadBooks(),
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child: ListView.builder(
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padding: const EdgeInsets.all(16),
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itemCount: books.length,
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itemBuilder: (context, index) {
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return BookListItem(book: books[index]);
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},
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),
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);
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},
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);
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}
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/// 构建空状态提示
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Widget _buildEmptyState(BuildContext context, int statusIndex) {
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final statusText = ['读完', '在读', '准备读'][statusIndex];
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return Center(
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child: Column(
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mainAxisAlignment: MainAxisAlignment.center,
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children: [
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Icon(
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Icons.menu_book_outlined,
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size: 80,
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color: Theme.of(context).colorScheme.onSurfaceVariant.withOpacity(0.3),
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),
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const SizedBox(height: 16),
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Text(
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'暂无$statusText的书籍',
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style: Theme.of(context).textTheme.titleMedium?.copyWith(
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color: Theme.of(context).colorScheme.onSurfaceVariant,
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),
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),
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const SizedBox(height: 8),
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ElevatedButton.icon(
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icon: const Icon(Icons.add),
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label: const Text('添加记录'),
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onPressed: () {
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Navigator.pushNamed(context, '/book-form');
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},
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),
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],
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),
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);
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}
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/// 获取示例书籍数据
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List<Book> _getSampleBooks(int statusIndex) {
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final statusMap = ['read', 'reading', 'want_to_read'];
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final currentStatus = statusMap[statusIndex];
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// 示例数据（实际应从数据库获取）
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final allBooks = [
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Book(
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id: '1',
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title: '活着',
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author: '余华',
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rating: 9.2,
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status: 'read',
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readDate: DateTime(2024, 1, 20),
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note: '非常感人的故事，让人思考生命的意义',
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),
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Book(
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id: '2',
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title: '百年孤独',
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author: '加西亚·马尔克斯',
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rating: 9.3,
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status: 'read',
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readDate: DateTime(2024, 2, 15),
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),
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Book(
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id: '3',
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title: '人类简史',
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author: '尤瓦尔·赫拉利',
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rating: 9.0,
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status: 'reading',
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),
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Book(
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id: '4',
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title: '三体',
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author: '刘慈欣',
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rating: 9.5,
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status: 'want_to_read',
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),
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Book(
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id: '5',
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title: '追风筝的人',
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author: '卡勒德·胡赛尼',
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rating: 8.9,
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status: 'read',
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readDate: DateTime(2024, 3, 5),
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note: '关于救赎与成长的故事',
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),
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];
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return allBooks.where((b) => b.status == currentStatus).toList();
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}
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}
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