feat: app 端 ui 设计完成
This commit is contained in:
liqupan
306
wei_ai_app/lib/screens/discovery/discovery_screen.dart
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306
wei_ai_app/lib/screens/discovery/discovery_screen.dart
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import 'package:flutter/material.dart';
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import 'package:flutter_animate/flutter_animate.dart';
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import 'package:lucide_icons/lucide_icons.dart';
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import 'package:go_router/go_router.dart';
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import '../../data/mock_data.dart';
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import '../../models/character.dart';
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import '../../widgets/tab_content_layout.dart';
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class DiscoveryScreen extends StatefulWidget {
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const DiscoveryScreen({super.key});
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@override
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State<DiscoveryScreen> createState() => _DiscoveryScreenState();
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}
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class _DiscoveryScreenState extends State<DiscoveryScreen> {
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String _activeFilter = 'all';
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final List<Map<String, String>> _filters = [
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{'id': 'all', 'label': '全部'},
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{'id': 'gentle', 'label': '温柔治愈'},
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{'id': 'dom', 'label': '主导强势'},
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{'id': 'wild', 'label': '反差/猎奇'},
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{'id': 'voice', 'label': '语音陪聊'},
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{'id': 'scenario', 'label': '场景扮演'},
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{'id': 'exclusive', 'label': '会员限定'},
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];
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List<Character> get _filteredCharacters {
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if (_activeFilter == 'all') return mockCharacters;
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return mockCharacters.where((c) {
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final tags = c.tags.join('');
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if (_activeFilter == 'gentle') return tags.contains('治愈') || tags.contains('温顺') || tags.contains('医疗');
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if (_activeFilter == 'dom') return tags.contains('强势') || tags.contains('调教') || tags.contains('指令');
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if (_activeFilter == 'wild') return tags.contains('病娇') || tags.contains('神秘') || tags.contains('不稳定') || tags.contains('极乐');
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if (_activeFilter == 'exclusive') return c.isLocked;
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return false;
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}).toList();
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}
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@override
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Widget build(BuildContext context) {
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const double bottomNavHeight = 90;
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return TabContentLayout(
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child: Column(
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children: [
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// 1. Sticky Filter Bar (simulated)
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SizedBox(
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height: 50,
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child: ListView.separated(
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padding: const EdgeInsets.symmetric(horizontal: 16),
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scrollDirection: Axis.horizontal,
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itemCount: _filters.length,
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separatorBuilder: (_, __) => const SizedBox(width: 12),
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itemBuilder: (context, index) {
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final filter = _filters[index];
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final isActive = _activeFilter == filter['id'];
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return Center(
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child: GestureDetector(
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onTap: () => setState(() => _activeFilter = filter['id']!),
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child: AnimatedContainer(
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duration: const Duration(milliseconds: 300),
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padding: const EdgeInsets.symmetric(horizontal: 16, vertical: 6),
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decoration: BoxDecoration(
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color: isActive ? Colors.white : Colors.white.withOpacity(0.05),
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borderRadius: BorderRadius.circular(20),
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border: Border.all(
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color: isActive ? Colors.white : Colors.white.withOpacity(0.1),
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),
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),
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child: Text(
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filter['label']!,
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style: TextStyle(
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fontSize: 14,
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fontWeight: isActive ? FontWeight.bold : FontWeight.normal,
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color: isActive ? const Color(0xFF2E1065) : Colors.white.withOpacity(0.7),
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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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// 2. Grid Layout
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Expanded(
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child: _filteredCharacters.isEmpty
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? Center(child: Text('暂无匹配角色', style: TextStyle(color: Colors.white.withOpacity(0.5))))
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: GridView.builder(
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padding: const EdgeInsets.fromLTRB(16, 16, 16, bottomNavHeight + 20),
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gridDelegate: const SliverGridDelegateWithFixedCrossAxisCount(
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crossAxisCount: 2,
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childAspectRatio: 3 / 4,
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crossAxisSpacing: 16,
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mainAxisSpacing: 16,
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),
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itemCount: _filteredCharacters.length,
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itemBuilder: (context, index) {
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final char = _filteredCharacters[index];
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return _CharacterCard(
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character: char,
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onTap: () {
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if (!char.isLocked) {
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context.push('/interaction/${char.id}');
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}
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},
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)
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.animate()
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.fadeIn(duration: 400.ms, delay: (index * 100).ms)
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.scale(begin: const Offset(0.9, 0.9));
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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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class _CharacterCard extends StatelessWidget {
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final Character character;
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final VoidCallback onTap;
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const _CharacterCard({
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required this.character,
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required this.onTap,
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});
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@override
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Widget build(BuildContext context) {
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return GestureDetector(
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onTap: onTap,
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child: Container(
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decoration: BoxDecoration(
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borderRadius: BorderRadius.circular(24),
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boxShadow: [
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BoxShadow(
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color: Colors.black.withOpacity(0.3),
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blurRadius: 15,
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offset: const Offset(0, 6),
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),
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BoxShadow(
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color: const Color(0xFFA855F7).withOpacity(0.1),
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blurRadius: 20,
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offset: const Offset(0, 0),
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),
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],
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),
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child: Stack(
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fit: StackFit.expand,
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children: [
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// Clipped content area - ensures all elements respect border radius
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ClipRRect(
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borderRadius: BorderRadius.circular(24),
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child: Stack(
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fit: StackFit.expand,
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children: [
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// Background Image
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Image.network(
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character.avatar,
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fit: BoxFit.cover,
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loadingBuilder: (context, child, loadingProgress) {
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if (loadingProgress == null) return child;
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return Container(
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color: Colors.black26,
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child: const Center(child: CircularProgressIndicator(strokeWidth: 2)),
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);
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},
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),
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// Gradient Overlay
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Container(
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decoration: const BoxDecoration(
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gradient: LinearGradient(
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begin: Alignment.topCenter,
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end: Alignment.bottomCenter,
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colors: [
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Colors.transparent,
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Colors.transparent,
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Color(0xFF2E1065), // Deep purple at bottom
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],
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stops: [0.0, 0.5, 1.0],
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),
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),
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),
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// Top Left: Popularity/Compatibility Badge
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if (!character.isLocked)
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Positioned(
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top: 12,
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left: 12,
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child: Container(
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padding: const EdgeInsets.symmetric(horizontal: 8, vertical: 4),
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decoration: BoxDecoration(
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color: Colors.black.withOpacity(0.4),
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borderRadius: BorderRadius.circular(12),
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border: Border.all(color: Colors.white.withOpacity(0.1)),
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),
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child: Row(
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mainAxisSize: MainAxisSize.min,
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children: [
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const Icon(LucideIcons.flame, size: 12, color: Color(0xFFF472B6)),
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const SizedBox(width: 4),
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Text(
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'${character.compatibility}%',
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style: const TextStyle(
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fontSize: 12,
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fontWeight: FontWeight.bold,
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fontFamily: 'monospace',
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color: Colors.white,
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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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// Top Right: Lock Icon
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if (character.isLocked)
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Positioned(
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top: 12,
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right: 12,
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child: Container(
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width: 32,
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height: 32,
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decoration: BoxDecoration(
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color: Colors.black.withOpacity(0.4),
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shape: BoxShape.circle,
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border: Border.all(color: Colors.white.withOpacity(0.2)),
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),
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child: const Icon(LucideIcons.lock, size: 14, color: Colors.white70),
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),
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),
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// Bottom Content
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Positioned(
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bottom: 0,
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left: 0,
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right: 0,
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child: Padding(
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padding: const EdgeInsets.all(16.0),
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child: Column(
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crossAxisAlignment: CrossAxisAlignment.start,
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mainAxisSize: MainAxisSize.min,
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children: [
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Text(
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character.name,
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style: const TextStyle(
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fontSize: 16,
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fontWeight: FontWeight.bold,
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color: Colors.white,
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shadows: [Shadow(color: Colors.black45, blurRadius: 2, offset: Offset(0, 1))],
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),
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),
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const SizedBox(height: 4),
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Wrap(
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spacing: 4,
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runSpacing: 4,
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children: character.tags.take(2).map((tag) {
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return Container(
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padding: const EdgeInsets.symmetric(horizontal: 10, vertical: 4),
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decoration: BoxDecoration(
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color: Colors.white.withOpacity(0.12),
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borderRadius: BorderRadius.circular(10),
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border: Border.all(
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color: Colors.white.withOpacity(0.25),
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width: 0.8,
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),
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),
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child: Text(
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tag,
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style: const TextStyle(fontSize: 10, color: Colors.white),
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),
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);
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}).toList(),
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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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// Border Overlay - Outside ClipRRect to ensure full visibility
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Positioned.fill(
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child: IgnorePointer(
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child: Container(
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decoration: BoxDecoration(
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borderRadius: BorderRadius.circular(24),
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border: Border.all(
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color: Colors.white.withOpacity(0.15),
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width: 1.2,
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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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}
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}
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