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2026-03-05 10:06:32 +08:00
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237
lib/widgets/book_list_item.dart Normal file
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import 'package:flutter/material.dart';
import 'package:provider/provider.dart';
import '../providers/app_provider.dart';
import '../models/data_models.dart';
import '../utils/app_theme.dart';
/// 书籍列表项组件
class BookListItem extends StatelessWidget {
final Book book;
const BookListItem({super.key, required this.book});
@override
Widget build(BuildContext context) {
return Card(
margin: const EdgeInsets.only(bottom: 12),
child: InkWell(
onTap: () {
// 跳转到详情页
Navigator.pushNamed(context, '/book-detail', arguments: book);
},
borderRadius: BorderRadius.circular(12),
child: Padding(
padding: const EdgeInsets.all(12),
child: Row(
crossAxisAlignment: CrossAxisAlignment.start,
children: [
// 封面占位图
_buildCover(),
const SizedBox(width: 12),
// 书籍信息
Expanded(
child: Column(
crossAxisAlignment: CrossAxisAlignment.start,
children: [
// 标题
Text(
book.title,
style: Theme.of(context).textTheme.titleMedium?.copyWith(
fontWeight: FontWeight.bold,
),
maxLines: 1,
overflow: TextOverflow.ellipsis,
),
if (book.author != null) ...[
const SizedBox(height: 4),
Text(
book.author!,
style: Theme.of(context).textTheme.bodySmall?.copyWith(
color: Theme.of(context).colorScheme.onSurfaceVariant,
),
),
],
const SizedBox(height: 8),
// 评分和状态
Row(
children: [
if (book.rating != null) ...[
Icon(
Icons.star,
size: 16,
color: Colors.amber[700],
),
const SizedBox(width: 4),
Text(
book.rating.toString(),
style: TextStyle(
fontSize: 14,
fontWeight: FontWeight.bold,
color: Colors.amber[700],
),
),
const SizedBox(width: 12),
],
// 状态标签
_buildStatusTag(context),
],
),
if (book.readDate != null) ...[
const SizedBox(height: 6),
Text(
'阅读日期：${_formatDate(book.readDate!)}',
style: Theme.of(context).textTheme.bodySmall?.copyWith(
color: Theme.of(context).colorScheme.onSurfaceVariant,
),
),
],
if (book.note != null && book.note!.isNotEmpty) ...[
const SizedBox(height: 6),
Text(
book.note!,
style: Theme.of(context).textTheme.bodySmall?.copyWith(
color: Theme.of(context).colorScheme.onSurfaceVariant,
),
maxLines: 2,
overflow: TextOverflow.ellipsis,
),
],
],
),
),
// 右侧操作按钮
Column(
children: [
IconButton(
icon: const Icon(Icons.edit, size: 20),
onPressed: () {
Navigator.pushNamed(context, '/book-form', arguments: book);
},
padding: EdgeInsets.zero,
constraints: const BoxConstraints(),
),
IconButton(
icon: const Icon(Icons.delete_outline, size: 20),
color: Colors.red,
onPressed: () => _showDeleteDialog(context, book),
padding: EdgeInsets.zero,
constraints: const BoxConstraints(),
),
],
),
],
),
),
),
);
}
/// 构建封面占位图
Widget _buildCover() {
return Container(
width: 60,
height: 90,
decoration: BoxDecoration(
color: Colors.grey[300],
borderRadius: BorderRadius.circular(8),
),
child: Icon(
Icons.menu_book,
color: Colors.grey[500],
size: 32,
),
);
}
/// 构建状态标签
Widget _buildStatusTag(BuildContext context) {
Color statusColor;
String statusText;
switch (book.status) {
case 'read':
statusColor = AppTheme.readColor;
statusText = '读完';
break;
case 'reading':
statusColor = AppTheme.readingColor;
statusText = '在读';
break;
case 'want_to_read':
statusColor = AppTheme.wantToReadColor;
statusText = '准备读';
break;
default:
statusColor = Colors.grey;
statusText = '未知';
}
return Container(
padding: const EdgeInsets.symmetric(horizontal: 8, vertical: 2),
decoration: BoxDecoration(
color: statusColor.withOpacity(0.1),
borderRadius: BorderRadius.circular(4),
border: Border.all(
color: statusColor,
width: 1,
),
),
child: Text(
statusText,
style: TextStyle(
fontSize: 11,
color: statusColor,
fontWeight: FontWeight.bold,
),
),
);
}
/// 格式化日期
String _formatDate(DateTime date) {
return '${date.year}-${date.month.toString().padLeft(2, '0')}-${date.day.toString().padLeft(2, '0')}';
}
/// 显示删除对话框
void _showDeleteDialog(BuildContext context, Book book) {
showDialog(
context: context,
builder: (context) => AlertDialog(
title: const Text('确认删除'),
content: Text('确定要删除"${book.title}"吗？此操作不可恢复。'),
actions: [
TextButton(
onPressed: () => Navigator.pop(context),
child: const Text('取消'),
),
TextButton(
onPressed: () async {
await context.read<AppProvider>().removeBook(book.id);
if (!context.mounted) return;
Navigator.pop(context);
ScaffoldMessenger.of(context).showSnackBar(
const SnackBar(
content: Text('已删除'),
behavior: SnackBarBehavior.floating,
),
);
},
child: const Text(
'删除',
style: TextStyle(color: Colors.red),
),
),
],
),
);
}
}

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import 'package:flutter/material.dart';
import 'package:provider/provider.dart';
import '../providers/app_provider.dart';
import '../utils/app_theme.dart';
/// 阅读状态选择栏
class BookStatusBar extends StatelessWidget {
const BookStatusBar({super.key});
@override
Widget build(BuildContext context) {
return Consumer<AppProvider>(
builder: (context, provider, child) {
return Container(
padding: const EdgeInsets.symmetric(horizontal: 16, vertical: 12),
decoration: BoxDecoration(
color: Theme.of(context).colorScheme.surface,
boxShadow: [
BoxShadow(
color: Colors.black.withOpacity(0.05),
blurRadius: 4,
offset: const Offset(0, 2),
),
],
),
child: Row(
children: [
_buildStatusItem(
context,
'读完',
AppTheme.readColor,
Icons.check_circle,
0,
provider.bookStatusIndex,
() => provider.setBookStatusIndex(0),
),
const SizedBox(width: 12),
_buildStatusItem(
context,
'在读',
AppTheme.readingColor,
Icons.auto_stories,
1,
provider.bookStatusIndex,
() => provider.setBookStatusIndex(1),
),
const SizedBox(width: 12),
_buildStatusItem(
context,
'准备读',
AppTheme.wantToReadColor,
Icons.bookmark_border,
2,
provider.bookStatusIndex,
() => provider.setBookStatusIndex(2),
),
],
),
);
},
);
}
/// 构建状态项
Widget _buildStatusItem(
BuildContext context,
String label,
Color color,
IconData icon,
int index,
int currentIndex,
VoidCallback onTap,
) {
final isSelected = index == currentIndex;
return Expanded(
child: InkWell(
onTap: onTap,
borderRadius: BorderRadius.circular(8),
child: Container(
padding: const EdgeInsets.symmetric(vertical: 10),
decoration: BoxDecoration(
color: isSelected ? color.withOpacity(0.1) : Colors.transparent,
borderRadius: BorderRadius.circular(8),
border: Border.all(
color: isSelected ? color : Colors.transparent,
width: 2,
),
),
child: Column(
mainAxisSize: MainAxisSize.min,
children: [
Icon(
icon,
color: isSelected ? color : Theme.of(context).colorScheme.onSurfaceVariant,
size: 20,
),
const SizedBox(height: 4),
Text(
label,
style: TextStyle(
fontSize: 13,
fontWeight: isSelected ? FontWeight.bold : FontWeight.normal,
color: isSelected ? color : Theme.of(context).colorScheme.onSurfaceVariant,
),
),
],
),
),
),
);
}
}

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import 'package:flutter/material.dart';
import 'package:provider/provider.dart';
import '../providers/app_provider.dart';
/// 自定义底部导航栏
class CustomBottomNavBar extends StatelessWidget {
const CustomBottomNavBar({super.key});
@override
Widget build(BuildContext context) {
return Consumer<AppProvider>(
builder: (context, provider, child) {
return BottomNavigationBar(
currentIndex: provider.bottomNavIndex,
onTap: (index) {
if (index == 1) {
// 新增按钮 - 显示选择对话框
_showAddDialog(context, provider);
} else {
provider.setBottomNavIndex(index);
if (index == 0) {
// 主页 - 重置到首页
provider.setMainTabIndex(0);
}
// index == 2 是我的页面（待实现）
}
},
type: BottomNavigationBarType.fixed,
items: const [
BottomNavigationBarItem(
icon: Icon(Icons.home_outlined),
activeIcon: Icon(Icons.home),
label: '主页',
),
BottomNavigationBarItem(
icon: Icon(Icons.add_circle_outline),
activeIcon: Icon(Icons.add_circle),
label: '新增',
),
BottomNavigationBarItem(
icon: Icon(Icons.person_outline),
activeIcon: Icon(Icons.person),
label: '我的',
),
],
);
},
);
}
/// 显示新增对话框
void _showAddDialog(BuildContext context, AppProvider provider) {
showModalBottomSheet(
context: context,
builder: (BuildContext context) {
return SafeArea(
child: Wrap(
children: [
ListTile(
leading: const Icon(Icons.movie, color: Colors.green),
title: const Text('添加观影'),
subtitle: const Text('记录你看过的电影'),
onTap: () {
Navigator.pop(context);
// 直接打开添加观影表单
Navigator.pushNamed(context, '/movie-form');
},
),
ListTile(
leading: const Icon(Icons.menu_book, color: Colors.orange),
title: const Text('添加阅读'),
subtitle: const Text('记录你读过的书'),
onTap: () {
Navigator.pop(context);
// 直接打开添加阅读表单
Navigator.pushNamed(context, '/book-form');
},
),
ListTile(
leading: const Icon(Icons.note, color: Colors.blue),
title: const Text('添加笔记'),
subtitle: const Text('记录你的想法和笔记'),
onTap: () {
Navigator.pop(context);
// 直接打开添加笔记表单
Navigator.pushNamed(context, '/note-form');
},
),
],
),
);
},
);
}
}

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import 'package:flutter/material.dart';
import 'package:provider/provider.dart';
import '../providers/app_provider.dart';
/// 自定义左侧弹出菜单
class CustomDrawer extends StatelessWidget {
const CustomDrawer({super.key});
@override
Widget build(BuildContext context) {
final colorScheme = Theme.of(context).colorScheme;
return Drawer(
child: Column(
children: [
// 顶部用户信息区域（含热力图）
_buildHeader(context),
// 分割线
Divider(height: 1, color: colorScheme.outlineVariant),
// 菜单项列表
Expanded(
child: ListView(
padding: EdgeInsets.zero,
children: [
ListTile(
leading: const Icon(Icons.analytics),
title: const Text('统计'),
onTap: () {
Navigator.pop(context);
// TODO: 跳转到统计页面
},
),
ListTile(
leading: const Icon(Icons.delete_outline),
title: const Text('回收站'),
onTap: () {
Navigator.pop(context);
// TODO: 跳转到回收站页面
},
),
ListTile(
leading: const Icon(Icons.settings),
title: const Text('设置'),
onTap: () {
Navigator.pop(context);
// TODO: 跳转到设置页面
},
),
],
),
),
// 底部版本信息
Container(
padding: const EdgeInsets.all(16),
child: Text(
'MookNote v1.0.0',
style: TextStyle(
fontSize: 12,
color: colorScheme.onSurfaceVariant,
),
),
),
],
),
);
}
/// 构建头部（含热力图）
Widget _buildHeader(BuildContext context) {
return Consumer<AppProvider>(
builder: (context, provider, child) {
return Container(
width: double.infinity,
padding: const EdgeInsets.fromLTRB(16, 48, 16, 16),
decoration: BoxDecoration(
gradient: LinearGradient(
begin: Alignment.topLeft,
end: Alignment.bottomRight,
colors: [
Theme.of(context).colorScheme.primaryContainer,
Theme.of(context).colorScheme.surface,
],
),
),
child: Column(
crossAxisAlignment: CrossAxisAlignment.start,
children: [
// 用户头像和名称
Row(
children: [
CircleAvatar(
radius: 32,
backgroundColor: Theme.of(context).colorScheme.primary,
child: const Icon(
Icons.person,
color: Colors.white,
size: 32,
),
),
const SizedBox(width: 12),
Column(
crossAxisAlignment: CrossAxisAlignment.start,
children: [
Text(
'用户',
style: Theme.of(context).textTheme.titleMedium?.copyWith(
fontWeight: FontWeight.bold,
),
),
Text(
'记录生活点滴',
style: Theme.of(context).textTheme.bodySmall?.copyWith(
color: Theme.of(context).colorScheme.onSurfaceVariant,
),
),
],
),
],
),
const SizedBox(height: 20),
// GitHub 风格热力图
_buildHeatmap(context),
],
),
);
},
);
}
/// 构建热力图
Widget _buildHeatmap(BuildContext context) {
const int weeks = 52; // 一年 52 周
const int daysPerWeek = 7;
// 生成随机数据（实际应从数据库获取）
final random = DateTime.now().millisecondsSinceEpoch;
return Column(
crossAxisAlignment: CrossAxisAlignment.start,
children: [
Text(
'年度记录',
style: Theme.of(context).textTheme.bodyMedium?.copyWith(
fontWeight: FontWeight.bold,
),
),
const SizedBox(height: 8),
SizedBox(
height: daysPerWeek * 14, // 每个格子 14x14
child: Row(
crossAxisAlignment: CrossAxisAlignment.start,
children: List.generate(weeks, (weekIndex) {
return Padding(
padding: const EdgeInsets.only(right: 2),
child: Column(
children: List.generate(daysPerWeek, (dayIndex) {
// 根据随机值决定颜色深度
final intensity = (random + weekIndex * 7 + dayIndex) % 100 / 100;
final color = _getHeatmapColor(intensity, context);
return Container(
margin: const EdgeInsets.only(bottom: 2),
width: 12,
height: 12,
decoration: BoxDecoration(
color: color,
borderRadius: BorderRadius.circular(2),
),
);
}),
),
);
}),
),
),
const SizedBox(height: 4),
Row(
mainAxisAlignment: MainAxisAlignment.spaceBetween,
children: [
Text(
'Less',
style: Theme.of(context).textTheme.labelSmall,
),
Text(
'More',
style: Theme.of(context).textTheme.labelSmall,
),
],
),
],
);
}
/// 根据强度获取热力图颜色
Color _getHeatmapColor(double intensity, BuildContext context) {
if (intensity == 0) {
return Theme.of(context).colorScheme.surfaceContainerHighest;
} else if (intensity < 0.25) {
return Theme.of(context).colorScheme.primaryContainer.withOpacity(0.4);
} else if (intensity < 0.5) {
return Theme.of(context).colorScheme.primaryContainer.withOpacity(0.6);
} else if (intensity < 0.75) {
return Theme.of(context).colorScheme.primaryContainer.withOpacity(0.8);
} else {
return Theme.of(context).colorScheme.primary;
}
}
}

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import 'package:flutter/material.dart';
import 'package:provider/provider.dart';
import '../providers/app_provider.dart';
import '../models/data_models.dart';
import '../utils/app_theme.dart';
/// 观影列表项组件
class MovieListItem extends StatelessWidget {
final Movie movie;
const MovieListItem({super.key, required this.movie});
@override
Widget build(BuildContext context) {
return Card(
margin: const EdgeInsets.only(bottom: 12),
child: InkWell(
onTap: () {
// 跳转到详情页
Navigator.pushNamed(context, '/movie-detail', arguments: movie);
},
borderRadius: BorderRadius.circular(12),
child: Padding(
padding: const EdgeInsets.all(12),
child: Row(
crossAxisAlignment: CrossAxisAlignment.start,
children: [
// 海报占位图
_buildPoster(),
const SizedBox(width: 12),
// 影片信息
Expanded(
child: Column(
crossAxisAlignment: CrossAxisAlignment.start,
children: [
// 标题和年份
Text(
movie.title,
style: Theme.of(context).textTheme.titleMedium?.copyWith(
fontWeight: FontWeight.bold,
),
maxLines: 1,
overflow: TextOverflow.ellipsis,
),
if (movie.year != null) ...[
const SizedBox(height: 4),
Text(
'${movie.year}年',
style: Theme.of(context).textTheme.bodySmall?.copyWith(
color: Theme.of(context).colorScheme.onSurfaceVariant,
),
),
],
const SizedBox(height: 8),
// 评分和状态
Row(
children: [
if (movie.rating != null) ...[
Icon(
Icons.star,
size: 16,
color: Colors.amber[700],
),
const SizedBox(width: 4),
Text(
movie.rating.toString(),
style: TextStyle(
fontSize: 14,
fontWeight: FontWeight.bold,
color: Colors.amber[700],
),
),
const SizedBox(width: 12),
],
// 状态标签
_buildStatusTag(context),
],
),
if (movie.watchDate != null) ...[
const SizedBox(height: 6),
Text(
'观看日期：${_formatDate(movie.watchDate!)}',
style: Theme.of(context).textTheme.bodySmall?.copyWith(
color: Theme.of(context).colorScheme.onSurfaceVariant,
),
),
],
if (movie.note != null && movie.note!.isNotEmpty) ...[
const SizedBox(height: 6),
Text(
movie.note!,
style: Theme.of(context).textTheme.bodySmall?.copyWith(
color: Theme.of(context).colorScheme.onSurfaceVariant,
),
maxLines: 2,
overflow: TextOverflow.ellipsis,
),
],
],
),
),
// 右侧操作按钮
Column(
children: [
IconButton(
icon: const Icon(Icons.edit, size: 20),
onPressed: () {
Navigator.pushNamed(context, '/movie-form', arguments: movie);
},
padding: EdgeInsets.zero,
constraints: const BoxConstraints(),
),
IconButton(
icon: const Icon(Icons.delete_outline, size: 20),
color: Colors.red,
onPressed: () => _showDeleteDialog(context, movie),
padding: EdgeInsets.zero,
constraints: const BoxConstraints(),
),
],
),
],
),
),
),
);
}
/// 构建海报占位图
Widget _buildPoster() {
return Container(
width: 60,
height: 90,
decoration: BoxDecoration(
color: Colors.grey[300],
borderRadius: BorderRadius.circular(8),
),
child: Icon(
Icons.movie,
color: Colors.grey[500],
size: 32,
),
);
}
/// 构建状态标签
Widget _buildStatusTag(BuildContext context) {
Color statusColor;
String statusText;
switch (movie.status) {
case 'watched':
statusColor = AppTheme.watchedColor;
statusText = '已看';
break;
case 'want_to_watch':
statusColor = AppTheme.wantToWatchColor;
statusText = '想看';
break;
case 'watching':
statusColor = AppTheme.watchingColor;
statusText = '在看';
break;
default:
statusColor = Colors.grey;
statusText = '未知';
}
return Container(
padding: const EdgeInsets.symmetric(horizontal: 8, vertical: 2),
decoration: BoxDecoration(
color: statusColor.withOpacity(0.1),
borderRadius: BorderRadius.circular(4),
border: Border.all(
color: statusColor,
width: 1,
),
),
child: Text(
statusText,
style: TextStyle(
fontSize: 11,
color: statusColor,
fontWeight: FontWeight.bold,
),
),
);
}
/// 格式化日期
String _formatDate(DateTime date) {
return '${date.year}-${date.month.toString().padLeft(2, '0')}-${date.day.toString().padLeft(2, '0')}';
}
/// 显示删除对话框
void _showDeleteDialog(BuildContext context, Movie movie) {
showDialog(
context: context,
builder: (context) => AlertDialog(
title: const Text('确认删除'),
content: Text('确定要删除"${movie.title}"吗？此操作不可恢复。'),
actions: [
TextButton(
onPressed: () => Navigator.pop(context),
child: const Text('取消'),
),
TextButton(
onPressed: () async {
await context.read<AppProvider>().removeMovie(movie.id);
if (!context.mounted) return;
Navigator.pop(context);
ScaffoldMessenger.of(context).showSnackBar(
const SnackBar(
content: Text('已删除'),
behavior: SnackBarBehavior.floating,
),
);
},
child: const Text(
'删除',
style: TextStyle(color: Colors.red),
),
),
],
),
);
}
}

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import 'package:flutter/material.dart';
import 'package:provider/provider.dart';
import '../providers/app_provider.dart';
import '../utils/app_theme.dart';
/// 观影状态选择栏
class MovieStatusBar extends StatelessWidget {
const MovieStatusBar({super.key});
@override
Widget build(BuildContext context) {
return Consumer<AppProvider>(
builder: (context, provider, child) {
return Container(
padding: const EdgeInsets.symmetric(horizontal: 16, vertical: 12),
decoration: BoxDecoration(
color: Theme.of(context).colorScheme.surface,
boxShadow: [
BoxShadow(
color: Colors.black.withOpacity(0.05),
blurRadius: 4,
offset: const Offset(0, 2),
),
],
),
child: Row(
children: [
_buildStatusItem(
context,
'已看',
AppTheme.watchedColor,
Icons.check_circle,
0,
provider.movieStatusIndex,
() => provider.setMovieStatusIndex(0),
),
const SizedBox(width: 12),
_buildStatusItem(
context,
'想看',
AppTheme.wantToWatchColor,
Icons.bookmark_border,
1,
provider.movieStatusIndex,
() => provider.setMovieStatusIndex(1),
),
const SizedBox(width: 12),
_buildStatusItem(
context,
'在看',
AppTheme.watchingColor,
Icons.play_circle_outline,
2,
provider.movieStatusIndex,
() => provider.setMovieStatusIndex(2),
),
],
),
);
},
);
}
/// 构建状态项
Widget _buildStatusItem(
BuildContext context,
String label,
Color color,
IconData icon,
int index,
int currentIndex,
VoidCallback onTap,
) {
final isSelected = index == currentIndex;
return Expanded(
child: InkWell(
onTap: onTap,
borderRadius: BorderRadius.circular(8),
child: Container(
padding: const EdgeInsets.symmetric(vertical: 10),
decoration: BoxDecoration(
color: isSelected ? color.withOpacity(0.1) : Colors.transparent,
borderRadius: BorderRadius.circular(8),
border: Border.all(
color: isSelected ? color : Colors.transparent,
width: 2,
),
),
child: Column(
mainAxisSize: MainAxisSize.min,
children: [
Icon(
icon,
color: isSelected ? color : Theme.of(context).colorScheme.onSurfaceVariant,
size: 20,
),
const SizedBox(height: 4),
Text(
label,
style: TextStyle(
fontSize: 13,
fontWeight: isSelected ? FontWeight.bold : FontWeight.normal,
color: isSelected ? color : Theme.of(context).colorScheme.onSurfaceVariant,
),
),
],
),
),
),
);
}
}

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lib/widgets/note_list_item.dart Normal file
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import 'package:flutter/material.dart';
import 'package:provider/provider.dart';
import '../providers/app_provider.dart';
import '../models/data_models.dart';
/// 笔记列表项组件
class NoteListItem extends StatelessWidget {
final Note note;
const NoteListItem({super.key, required this.note});
@override
Widget build(BuildContext context) {
return Card(
margin: const EdgeInsets.only(bottom: 12),
child: InkWell(
onTap: () {
// 跳转到详情页
Navigator.pushNamed(context, '/note-detail', arguments: note);
},
borderRadius: BorderRadius.circular(12),
child: Padding(
padding: const EdgeInsets.all(16),
child: Column(
crossAxisAlignment: CrossAxisAlignment.start,
children: [
// 标题
Text(
note.title,
style: Theme.of(context).textTheme.titleMedium?.copyWith(
fontWeight: FontWeight.bold,
),
),
const SizedBox(height: 8),
// 内容摘要
Text(
note.content,
style: Theme.of(context).textTheme.bodyMedium?.copyWith(
color: Theme.of(context).colorScheme.onSurfaceVariant,
),
maxLines: 3,
overflow: TextOverflow.ellipsis,
),
const SizedBox(height: 12),
// 标签
if (note.tags.isNotEmpty) ...[
Wrap(
spacing: 6,
runSpacing: 6,
children: note.tags.map((tag) => _buildTag(context, tag)).toList(),
),
],
const SizedBox(height: 12),
// 时间信息和操作按钮
Row(
mainAxisAlignment: MainAxisAlignment.spaceBetween,
children: [
Text(
_formatDate(note.updatedAt),
style: Theme.of(context).textTheme.bodySmall?.copyWith(
color: Theme.of(context).colorScheme.onSurfaceVariant,
),
),
Row(
mainAxisSize: MainAxisSize.min,
children: [
IconButton(
icon: const Icon(Icons.edit, size: 20),
onPressed: () {
Navigator.pushNamed(context, '/note-form', arguments: note);
},
padding: EdgeInsets.zero,
constraints: const BoxConstraints(),
),
IconButton(
icon: const Icon(Icons.delete_outline, size: 20),
color: Colors.red,
onPressed: () => _showDeleteDialog(context, note),
padding: EdgeInsets.zero,
constraints: const BoxConstraints(),
),
],
),
],
),
],
),
),
),
);
}
/// 构建标签
Widget _buildTag(BuildContext context, String tag) {
return Container(
padding: const EdgeInsets.symmetric(horizontal: 8, vertical: 4),
decoration: BoxDecoration(
color: Theme.of(context).colorScheme.primaryContainer,
borderRadius: BorderRadius.circular(12),
),
child: Text(
'#$tag',
style: TextStyle(
fontSize: 12,
color: Theme.of(context).colorScheme.onPrimaryContainer,
),
),
);
}
/// 格式化日期
String _formatDate(DateTime date) {
final now = DateTime.now();
final difference = now.difference(date);
if (difference.inDays == 0) {
if (difference.inHours == 0) {
if (difference.inMinutes == 0) {
return '刚刚';
}
return '${difference.inMinutes}分钟前';
}
return '${difference.inHours}小时前';
} else if (difference.inDays < 7) {
return '${difference.inDays}天前';
} else {
return '${date.year}-${date.month.toString().padLeft(2, '0')}-${date.day.toString().padLeft(2, '0')}';
}
}
/// 显示删除对话框
void _showDeleteDialog(BuildContext context, Note note) {
showDialog(
context: context,
builder: (context) => AlertDialog(
title: const Text('确认删除'),
content: Text('确定要删除"${note.title}"吗？此操作不可恢复。'),
actions: [
TextButton(
onPressed: () => Navigator.pop(context),
child: const Text('取消'),
),
TextButton(
onPressed: () async {
await context.read<AppProvider>().removeNote(note.id);
if (!context.mounted) return;
Navigator.pop(context);
ScaffoldMessenger.of(context).showSnackBar(
const SnackBar(
content: Text('已删除'),
behavior: SnackBarBehavior.floating,
),
);
},
child: const Text(
'删除',
style: TextStyle(color: Colors.red),
),
),
],
),
);
}
}