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feat: 进行功能分区方便后期维护

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- 添加导航条目和分类数据模型
- 实现导航卡片网格展示
- 支持点击卡片打开链接
- 添加主题样式（渐变色、卡片阴影）
- 区分系统默认和自定义条目
- 添加分类统计信息"
This commit is contained in:
CNWei
2026-09-13 22:49:02 +08:00
parent 4075519075
commit e2cc3ac30f
40 changed files with 3379 additions and 515 deletions
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frontend/lib/main.dart
+4 -242
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@@ -1,245 +1,7 @@
import 'package:flutter/material.dart';
import 'models/nav_item.dart';
import 'models/category.dart';
import 'data/mock_data.dart';
import 'package:web/web.dart' as web;
import 'data/nav_data.dart';
import 'theme/app_theme.dart';
import 'app.dart';
void main() {
runApp(const MyApp());
}
class MyApp extends StatelessWidget {
const MyApp({super.key});
@override
Widget build(BuildContext context) {
return MaterialApp(
title: 'Navius 导航',
theme: AppTheme.lightTheme,
home: NaviusHomePage(),
);
}
}
class NaviusHomePage extends StatelessWidget {
const NaviusHomePage({super.key});
@override
Widget build(BuildContext context) {
// 获取分类数据
final categories = MockData.getCategories();
return Scaffold(
appBar: PreferredSize(
preferredSize: const Size.fromHeight(120),
child: Container(
decoration: BoxDecoration(
gradient: AppTheme.appBarGradient,
borderRadius: const BorderRadius.only(
bottomLeft: Radius.circular(30),
bottomRight: Radius.circular(30),
),
),
child: SafeArea(
child: Column(
mainAxisAlignment: MainAxisAlignment.center,
children: [
// 标题
const Text(
'Navius 导航',
style: TextStyle(
fontSize: 28,
fontWeight: FontWeight.bold,
color: Colors.white,
letterSpacing: 1.5,
),
),
const SizedBox(height: 4),
Text(
'${categories.length} 个分类 · ${_getTotalEntries(categories)} 个导航',
style: const TextStyle(
fontSize: 14,
color: Colors.white70,
),
),
],
),
),
),
),
body: ListView.builder(
padding: const EdgeInsets.all(16),
itemCount: categories.length,
itemBuilder: (context, index) {
final category = categories[index];
return CategorySection(category: category);
},
),
);
}
// 计算总导航数
static int _getTotalEntries(List<Category> categories) {
int total = 0;
for (var category in categories) {
total += category.entries.length;
}
return total;
}
}
// 分类区块组件
class CategorySection extends StatelessWidget {
final Category category;
const CategorySection({super.key, required this.category});
@override
Widget build(BuildContext context) {
return Column(
crossAxisAlignment: CrossAxisAlignment.start,
children: [
// 分类标题（美化版）
Padding(
padding: const EdgeInsets.symmetric(vertical: 16),
child: Row(
children: [
// 分类名称
Text(
category.name,
style: const TextStyle(
fontSize: 20,
fontWeight: FontWeight.w700,
color: Color(0xFF1E293B),
letterSpacing: 0.5,
),
),
const SizedBox(width: 12),
// 条目数量
Container(
padding: const EdgeInsets.symmetric(horizontal: 10, vertical: 2),
decoration: BoxDecoration(
color: AppTheme.systemTagColor,
borderRadius: BorderRadius.circular(12),
),
child: Text(
'${category.entries.length}',
style: const TextStyle(
fontSize: 12,
color: AppTheme.systemTagTextColor,
fontWeight: FontWeight.w600,
),
),
),
const Spacer(),
// 系统标签
if (category.isSystem)
Container(
padding: const EdgeInsets.symmetric(horizontal: 10, vertical: 4),
decoration: BoxDecoration(
color: AppTheme.systemTagColor,
borderRadius: BorderRadius.circular(12),
),
child: const Text(
'系统分类',
style: TextStyle(
fontSize: 11,
color: AppTheme.systemTagTextColor,
fontWeight: FontWeight.w500,
),
),
),
],
),
),
// 导航网格（4列）
GridView.builder(
shrinkWrap: true,
physics: const NeverScrollableScrollPhysics(),
gridDelegate: const SliverGridDelegateWithFixedCrossAxisCount(
crossAxisCount: 4,
childAspectRatio: 1.0,
crossAxisSpacing: 16,
mainAxisSpacing: 16,
),
itemCount: category.entries.length,
itemBuilder: (context, index) {
final item = category.entries[index];
return NavItemCard(item: item);
},
),
const SizedBox(height: 8),
],
);
}
}
// 单个导航卡片组件
class NavItemCard extends StatelessWidget {
final NavItem item;
const NavItemCard({super.key, required this.item});
@override
Widget build(BuildContext context) {
return Container(
decoration: BoxDecoration(
color: Colors.white,
borderRadius: BorderRadius.circular(16),
boxShadow: AppTheme.cardShadow,
),
child: InkWell(
onTap: () {
web.window.open(item.url, '_blank');
},
borderRadius: BorderRadius.circular(16),
hoverColor: AppTheme.primaryColor.withOpacity(0.05),
splashColor: AppTheme.primaryColor.withOpacity(0.1),
child: Padding(
padding: const EdgeInsets.all(8),
child: Column(
mainAxisAlignment: MainAxisAlignment.center,
children: [
// 图标（增大）
Text(
item.icon,
style: const TextStyle(fontSize: 36),
),
const SizedBox(height: 10),
// 标题
Text(
item.title,
style: const TextStyle(
fontSize: 14,
fontWeight: FontWeight.w500,
color: Color(0xFF1E293B),
),
textAlign: TextAlign.center,
maxLines: 1,
overflow: TextOverflow.ellipsis,
),
const SizedBox(height: 4),
// 系统标签（改进样式）
if (item.isSystem)
Container(
padding: const EdgeInsets.symmetric(horizontal: 8, vertical: 2),
decoration: BoxDecoration(
color: AppTheme.systemTagColor,
borderRadius: BorderRadius.circular(10),
),
child: Text(
'默认',
style: TextStyle(
fontSize: 9,
color: AppTheme.systemTagTextColor,
fontWeight: FontWeight.w600,
),
),
),
],
),
),
),
);
}
runApp(const NaviusApp());
}