generated from dellevin/template
323 lines
10 KiB
Dart
323 lines
10 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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/// 自定义底部导航栏 - Dock栏悬浮设计
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class CustomBottomNavBar extends StatelessWidget {
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const CustomBottomNavBar({super.key});
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@override
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Widget build(BuildContext context) {
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// 获取底部安全区域高度
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final bottomPadding = MediaQuery.of(context).padding.bottom;
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return Consumer<AppProvider>(
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builder: (context, provider, child) {
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return Container(
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// 高度：导航栏本身高度 + 底部安全距离 + 上下边距
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height: 64 + bottomPadding + 16,
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color: Colors.transparent,
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child: Column(
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mainAxisSize: MainAxisSize.min,
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children: [
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// Dock栏主体 - 悬浮效果
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Container(
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height: 56,
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margin: const EdgeInsets.symmetric(horizontal: 40),
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decoration: BoxDecoration(
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color: Colors.white,
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borderRadius: BorderRadius.circular(28),
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boxShadow: [
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BoxShadow(
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color: Colors.black.withOpacity(0.08),
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blurRadius: 20,
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offset: const Offset(0, 4),
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spreadRadius: 0,
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),
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BoxShadow(
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color: Colors.black.withOpacity(0.04),
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blurRadius: 8,
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offset: const Offset(0, 2),
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spreadRadius: -2,
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),
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],
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),
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child: Row(
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mainAxisAlignment: MainAxisAlignment.spaceEvenly,
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children: [
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// 主页按钮
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_buildNavItem(
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icon: Icons.home_outlined,
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activeIcon: Icons.home,
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isActive: provider.bottomNavIndex == 0,
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onTap: () => provider.setBottomNavIndex(0),
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),
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// 中间新增按钮
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_buildAddButton(context, provider),
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// 我的按钮
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_buildNavItem(
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icon: Icons.person_outline,
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activeIcon: Icons.person,
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isActive: provider.bottomNavIndex == 2,
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onTap: () => provider.setBottomNavIndex(2),
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),
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],
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),
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),
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// 底部安全距离占位
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SizedBox(height: bottomPadding + 8),
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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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/// 构建导航项
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Widget _buildNavItem({
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required IconData icon,
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required IconData activeIcon,
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required bool isActive,
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required VoidCallback onTap,
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}) {
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return InkWell(
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onTap: onTap,
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borderRadius: BorderRadius.circular(28),
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child: Container(
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width: 56,
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height: 56,
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color: Colors.transparent,
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child: Center(
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child: Icon(
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isActive ? activeIcon : icon,
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color: isActive ? const Color(0xFF1A1A1A) : const Color(0xFF999999),
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size: 26,
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),
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),
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),
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);
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}
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/// 构建中间新增按钮
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Widget _buildAddButton(BuildContext context, AppProvider provider) {
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return GestureDetector(
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onTap: () => _showAddDialog(context, provider),
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onLongPress: () => _showQuickAddDialog(context, provider),
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child: Container(
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width: 44,
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height: 44,
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decoration: BoxDecoration(
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color: const Color(0xFF1A1A1A),
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borderRadius: BorderRadius.circular(12),
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),
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child: const Icon(
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Icons.add,
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color: Colors.white,
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size: 24,
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),
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),
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);
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}
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/// 长按快速添加 - 根据当前界面直接跳转到对应添加界面
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void _showQuickAddDialog(BuildContext context, AppProvider provider) {
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// 根据当前主标签页决定跳转到哪个添加界面
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final currentTab = provider.mainTabIndex;
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switch (currentTab) {
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case 0: // 观影标签页
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final statusMap = {
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0: 'watched',
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1: 'watching',
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2: 'want_to_watch',
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};
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final currentStatus = statusMap[provider.movieStatusIndex] ?? 'want_to_watch';
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Navigator.pushNamed(
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context,
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'/movie-form',
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arguments: {'initialStatus': currentStatus},
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);
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break;
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case 1: // 阅读标签页
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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] ?? 'want_to_read';
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Navigator.pushNamed(
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context,
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'/book-form',
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arguments: {'initialStatus': currentStatus},
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);
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break;
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case 2: // 笔记标签页
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Navigator.pushNamed(context, '/note-form');
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break;
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default:
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_showAddDialog(context, provider);
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}
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}
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/// 显示新增对话框
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void _showAddDialog(BuildContext context, AppProvider provider) {
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showModalBottomSheet(
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context: context,
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backgroundColor: Colors.white,
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shape: const RoundedRectangleBorder(
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borderRadius: BorderRadius.vertical(top: Radius.circular(16)),
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),
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builder: (BuildContext context) {
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return SafeArea(
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child: Padding(
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padding: const EdgeInsets.symmetric(vertical: 16),
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child: Column(
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mainAxisSize: MainAxisSize.min,
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children: [
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// 顶部指示条
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Container(
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width: 40,
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height: 4,
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decoration: BoxDecoration(
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color: const Color(0xFFE0E0E0),
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borderRadius: BorderRadius.circular(2),
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),
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),
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const SizedBox(height: 20),
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// 标题
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const Padding(
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padding: EdgeInsets.symmetric(horizontal: 24),
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child: Row(
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children: [
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Text(
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'新增记录',
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style: TextStyle(
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fontSize: 18,
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fontWeight: FontWeight.w600,
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color: Color(0xFF1A1A1A),
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),
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),
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],
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),
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),
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const SizedBox(height: 16),
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// 选项列表
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_buildAddOption(
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icon: Icons.movie_outlined,
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title: '添加观影',
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subtitle: '记录你看过的电影',
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onTap: () {
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Navigator.pop(context);
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final statusMap = {
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0: 'watched',
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1: 'watching',
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2: 'want_to_watch',
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};
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final currentStatus = statusMap[provider.movieStatusIndex] ?? 'want_to_watch';
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Navigator.pushNamed(
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context,
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'/movie-form',
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arguments: {'initialStatus': currentStatus},
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);
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},
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),
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_buildAddOption(
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icon: Icons.menu_book_outlined,
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title: '添加阅读',
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subtitle: '记录你读过的书',
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onTap: () {
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Navigator.pop(context);
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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] ?? 'want_to_read';
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Navigator.pushNamed(
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context,
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'/book-form',
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arguments: {'initialStatus': currentStatus},
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);
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},
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),
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_buildAddOption(
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icon: Icons.note_outlined,
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title: '添加笔记',
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subtitle: '记录你的想法和笔记',
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onTap: () {
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Navigator.pop(context);
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Navigator.pushNamed(context, '/note-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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},
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);
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}
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/// 构建新增选项
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Widget _buildAddOption({
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required IconData icon,
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required String title,
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required String subtitle,
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required VoidCallback onTap,
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}) {
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return InkWell(
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onTap: onTap,
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child: Container(
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padding: const EdgeInsets.symmetric(horizontal: 24, vertical: 14),
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child: Row(
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children: [
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Container(
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width: 44,
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height: 44,
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decoration: BoxDecoration(
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color: const Color(0xFFF5F5F5),
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borderRadius: BorderRadius.circular(10),
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),
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child: Icon(
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icon,
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size: 22,
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color: const Color(0xFF666666),
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),
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),
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const SizedBox(width: 16),
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Expanded(
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child: Column(
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crossAxisAlignment: CrossAxisAlignment.start,
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children: [
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Text(
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title,
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style: const TextStyle(
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fontSize: 16,
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fontWeight: FontWeight.w500,
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color: Color(0xFF1A1A1A),
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),
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),
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const SizedBox(height: 2),
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Text(
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subtitle,
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style: const TextStyle(
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fontSize: 13,
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color: Color(0xFF999999),
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),
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),
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],
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),
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),
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const Icon(
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Icons.chevron_right,
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color: Color(0xFFCCCCCC),
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size: 20,
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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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}
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