622 lines
18 KiB
Dart
622 lines
18 KiB
Dart
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import 'package:flutter/material.dart';
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import 'package:get/get.dart';
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import 'package:loopin/service/http.dart';
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import 'package:loopin/components/my_toast.dart';
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import '../../behavior/custom_scroll_behavior.dart';
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class SearchResultPage extends StatefulWidget {
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const SearchResultPage({super.key});
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@override
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State<SearchResultPage> createState() => _SearchResultPageState();
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}
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class _SearchResultPageState extends State<SearchResultPage>
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with SingleTickerProviderStateMixin {
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late TabController _tabController;
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String _searchQuery = Get.parameters?['searchWords'] ?? '';
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int _initialTabIndex = 0;
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final TextEditingController _searchController = TextEditingController();
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final FocusNode _searchFocusNode = FocusNode();
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// 三个tab的数据
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List<dynamic> _videoResults = [];
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List<dynamic> _productResults = [];
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List<dynamic> _userResults = [];
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bool _isLoading = true;
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@override
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void initState() {
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super.initState();
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// 初始化搜索控制器
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_searchController.text = _searchQuery;
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// 解析tab参数
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final tabParam = Get.parameters?['tab'];
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if (tabParam != null && tabParam.isNotEmpty) {
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_initialTabIndex = int.tryParse(tabParam) ?? 0;
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}
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_tabController = TabController(
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length: 4,
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vsync: this,
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initialIndex: _initialTabIndex,
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);
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// 监听Tab切换
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_tabController.addListener(_onTabChanged);
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// 加载初始数据
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_loadInitialData();
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}
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@override
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void dispose() {
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_tabController.removeListener(_onTabChanged);
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_tabController.dispose();
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_searchController.dispose();
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_searchFocusNode.dispose();
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super.dispose();
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}
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void _onTabChanged() {
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if (_tabController.indexIsChanging) {
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// 加载对应Tab的数据
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_loadTabData(_tabController.index);
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}
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}
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// 执行搜索
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void _performSearch() {
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final newQuery = _searchController.text.trim();
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if (newQuery.isEmpty) {
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MyToast().tip(
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title: '请输入搜索关键词',
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position: 'center',
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type: 'warning',
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);
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return;
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}
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if (newQuery == _searchQuery) {
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return; // 搜索关键词相同，不需要重新搜索
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}
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setState(() {
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_searchQuery = newQuery;
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_isLoading = true;
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});
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// 关闭键盘
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_searchFocusNode.unfocus();
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// 重新加载数据
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_loadInitialData();
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}
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// 加载初始数据
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Future<void> _loadInitialData() async {
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try {
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setState(() {
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_isLoading = true;
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});
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// 加载第一个Tab的数据
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await _loadTabData(_initialTabIndex);
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} catch (e) {
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print('加载数据失败: $e');
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MyToast().tip(
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title: '加载失败',
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position: 'center',
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type: 'error',
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);
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} finally {
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setState(() {
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_isLoading = false;
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});
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}
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}
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// 加载指定Tab的数据
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Future<void> _loadTabData(int tabIndex) async {
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try {
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setState(() {
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_isLoading = true;
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});
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switch (tabIndex) {
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case 0: // 视频
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final res = await Http.get('/api/search/videos', params: {
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'keyword': _searchQuery,
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'page': 1,
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'current': 20,
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});
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if (res['code'] == 200) {
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setState(() {
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_videoResults = res['data']['list'] ?? [];
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});
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}
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break;
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case 1: // 商品
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final res = await Http.get('/api/search/products', params: {
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'keyword': _searchQuery,
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'page': 1,
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'current': 20,
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});
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if (res['code'] == 200) {
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setState(() {
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_productResults = res['data']['list'] ?? [];
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});
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}
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break;
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case 2: // 用户
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final res = await Http.get('/api/search/users', params: {
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'keyword': _searchQuery,
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'page': 1,
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'current': 20,
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});
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if (res['code'] == 200) {
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setState(() {
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_userResults = res['data']['list'] ?? [];
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});
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}
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break;
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}
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} catch (e) {
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print('加载Tab数据失败: $e');
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MyToast().tip(
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title: '加载失败',
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position: 'center',
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type: 'error',
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);
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} finally {
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setState(() {
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_isLoading = false;
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});
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}
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}
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@override
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Widget build(BuildContext context) {
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return Scaffold(
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backgroundColor: Colors.white,
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appBar: AppBar(
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title: Container(
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height: 36,
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decoration: BoxDecoration(
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color: Colors.grey[800],
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borderRadius: BorderRadius.circular(18),
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),
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child: Row(
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children: [
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const SizedBox(width: 12),
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const Icon(Icons.search, color: Colors.grey, size: 20),
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const SizedBox(width: 8),
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Expanded(
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child: TextField(
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controller: _searchController,
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focusNode: _searchFocusNode,
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style: const TextStyle(
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color: Colors.white,
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fontSize: 14,
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height: 1.2,
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),
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decoration: const InputDecoration(
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hintText: '搜索视频、商品、用户、团购...',
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hintStyle: TextStyle(
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color: Colors.grey,
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fontSize: 14,
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height: 1.2,
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),
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border: InputBorder.none,
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contentPadding: EdgeInsets.symmetric(vertical: 8),
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isDense: true,
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),
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onSubmitted: (_) => _performSearch(),
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),
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),
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IconButton(
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icon: const Icon(Icons.close, color: Colors.grey, size: 18),
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onPressed: () {
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_searchController.clear();
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},
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padding: const EdgeInsets.all(4),
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constraints: const BoxConstraints(),
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),
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const SizedBox(width: 4),
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],
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),
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),
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backgroundColor: Colors.black,
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foregroundColor: Colors.white,
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elevation: 0.5,
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actions: [
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TextButton(
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onPressed: _performSearch,
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child: const Text(
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'搜索',
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style: TextStyle(
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color: Colors.white,
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fontSize: 14,
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fontWeight: FontWeight.bold,
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),
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),
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),
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const SizedBox(width: 8),
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],
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),
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body: Column(
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children: [
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Container(
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color: Colors.white,
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padding: const EdgeInsets.only(top: 8),
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child: TabBar(
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controller: _tabController,
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// isScrollable: true,
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indicatorColor: Colors.pink,
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labelColor: Colors.pink,
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unselectedLabelColor: Colors.grey,
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labelStyle: const TextStyle(fontWeight: FontWeight.bold),
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unselectedLabelStyle: const TextStyle(fontWeight: FontWeight.normal),
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padding: const EdgeInsets.only(left: 16), // 添加左侧内边距
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indicatorPadding: EdgeInsets.zero,
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labelPadding: const EdgeInsets.symmetric(horizontal: 16), // 保持标签间距
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indicatorSize: TabBarIndicatorSize.label, // 改为label宽度，与文字一样宽
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dividerColor: Colors.transparent,
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tabs: const [
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Tab(text: '视频'),
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Tab(text: '商品'),
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Tab(text: '用户'),
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],
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),
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),
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// Tab内容区域
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Expanded(
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child: _isLoading
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? const Center(child: CircularProgressIndicator())
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: TabBarView(
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controller: _tabController,
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children: [
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// 视频Tab
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_buildVideoTab(),
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// 商品Tab
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_buildProductTab(),
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// 用户Tab
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_buildUserTab(),
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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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// 视频Tab
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Widget _buildVideoTab() {
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if (_videoResults.isEmpty) {
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return _buildEmptyView('暂无视频结果');
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}
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return ScrollConfiguration(
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behavior: CustomScrollBehavior().copyWith(scrollbars: false),
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child: ListView.builder(
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padding: const EdgeInsets.all(12),
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itemCount: _videoResults.length,
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itemBuilder: (context, index) {
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final video = _videoResults[index] as Map<String, dynamic>;
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return _buildVideoItem(video);
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},
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),
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);
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}
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Widget _buildVideoItem(Map<String, dynamic> video) {
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return Container(
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margin: const EdgeInsets.only(bottom: 12),
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child: Row(
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crossAxisAlignment: CrossAxisAlignment.start,
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children: [
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// 视频封面
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Container(
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width: 120,
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height: 80,
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decoration: BoxDecoration(
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borderRadius: BorderRadius.circular(6),
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color: Colors.grey[200],
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image: video['cover'] != null
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? DecorationImage(
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image: NetworkImage(video['cover'].toString()),
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fit: BoxFit.cover,
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)
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: null,
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),
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child: video['cover'] == null
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? const Icon(Icons.videocam, color: Colors.grey)
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: null,
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),
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const SizedBox(width: 12),
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// 视频信息
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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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video['title']?.toString() ?? '无标题',
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style: const TextStyle(
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fontSize: 14,
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fontWeight: FontWeight.w500,
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),
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maxLines: 2,
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overflow: TextOverflow.ellipsis,
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),
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const SizedBox(height: 4),
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Text(
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video['author']?.toString() ?? '未知作者',
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style: const TextStyle(
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fontSize: 12,
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color: Colors.grey,
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),
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),
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const SizedBox(height: 4),
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Row(
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children: [
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Text(
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'#${video['tag']?.toString() ?? '无标签'}',
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style: const TextStyle(
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fontSize: 12,
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color: Colors.blue,
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),
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),
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const SizedBox(width: 8),
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Text(
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video['location']?.toString() ?? '',
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style: const TextStyle(
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fontSize: 12,
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color: Colors.grey,
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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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// 商品Tab
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Widget _buildProductTab() {
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if (_productResults.isEmpty) {
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|
|
return _buildEmptyView('暂无商品结果');
|
|||
|
|
}
|
|||
|
|
|
|||
|
|
return ScrollConfiguration(
|
|||
|
|
behavior: CustomScrollBehavior().copyWith(scrollbars: false),
|
|||
|
|
child: ListView.builder(
|
|||
|
|
padding: const EdgeInsets.all(12),
|
|||
|
|
itemCount: _productResults.length,
|
|||
|
|
itemBuilder: (context, index) {
|
|||
|
|
final product = _productResults[index] as Map<String, dynamic>;
|
|||
|
|
return _buildProductItem(product);
|
|||
|
|
},
|
|||
|
|
),
|
|||
|
|
);
|
|||
|
|
}
|
|||
|
|
|
|||
|
|
Widget _buildProductItem(Map<String, dynamic> product) {
|
|||
|
|
return Container(
|
|||
|
|
margin: const EdgeInsets.only(bottom: 12),
|
|||
|
|
padding: const EdgeInsets.all(12),
|
|||
|
|
decoration: BoxDecoration(
|
|||
|
|
color: Colors.white,
|
|||
|
|
borderRadius: BorderRadius.circular(8),
|
|||
|
|
boxShadow: [
|
|||
|
|
BoxShadow(
|
|||
|
|
color: Colors.grey.withOpacity(0.1),
|
|||
|
|
blurRadius: 4,
|
|||
|
|
offset: const Offset(0, 2),
|
|||
|
|
),
|
|||
|
|
],
|
|||
|
|
),
|
|||
|
|
child: Row(
|
|||
|
|
children: [
|
|||
|
|
// 商品图片
|
|||
|
|
Container(
|
|||
|
|
width: 80,
|
|||
|
|
height: 80,
|
|||
|
|
decoration: BoxDecoration(
|
|||
|
|
borderRadius: BorderRadius.circular(6),
|
|||
|
|
color: Colors.grey[200],
|
|||
|
|
image: product['image'] != null
|
|||
|
|
? DecorationImage(
|
|||
|
|
image: NetworkImage(product['image'].toString()),
|
|||
|
|
fit: BoxFit.cover,
|
|||
|
|
)
|
|||
|
|
: null,
|
|||
|
|
),
|
|||
|
|
child: product['image'] == null
|
|||
|
|
? const Icon(Icons.shopping_bag, color: Colors.grey)
|
|||
|
|
: null,
|
|||
|
|
),
|
|||
|
|
const SizedBox(width: 12),
|
|||
|
|
// 商品信息
|
|||
|
|
Expanded(
|
|||
|
|
child: Column(
|
|||
|
|
crossAxisAlignment: CrossAxisAlignment.start,
|
|||
|
|
children: [
|
|||
|
|
Text(
|
|||
|
|
product['name']?.toString() ?? '未知商品',
|
|||
|
|
style: const TextStyle(
|
|||
|
|
fontSize: 14,
|
|||
|
|
fontWeight: FontWeight.w500,
|
|||
|
|
),
|
|||
|
|
maxLines: 2,
|
|||
|
|
overflow: TextOverflow.ellipsis,
|
|||
|
|
),
|
|||
|
|
const SizedBox(height: 6),
|
|||
|
|
Text(
|
|||
|
|
'¥${product['price']?.toString() ?? '0.00'}',
|
|||
|
|
style: const TextStyle(
|
|||
|
|
fontSize: 16,
|
|||
|
|
fontWeight: FontWeight.bold,
|
|||
|
|
color: Colors.pink,
|
|||
|
|
),
|
|||
|
|
),
|
|||
|
|
const SizedBox(height: 6),
|
|||
|
|
Row(
|
|||
|
|
children: [
|
|||
|
|
Text(
|
|||
|
|
'已售 ${product['sold']?.toString() ?? '0'}',
|
|||
|
|
style: const TextStyle(
|
|||
|
|
fontSize: 12,
|
|||
|
|
color: Colors.grey,
|
|||
|
|
),
|
|||
|
|
),
|
|||
|
|
const SizedBox(width: 12),
|
|||
|
|
Text(
|
|||
|
|
'${product['comments']?.toString() ?? '0'}条评论',
|
|||
|
|
style: const TextStyle(
|
|||
|
|
fontSize: 12,
|
|||
|
|
color: Colors.grey,
|
|||
|
|
),
|
|||
|
|
),
|
|||
|
|
],
|
|||
|
|
),
|
|||
|
|
],
|
|||
|
|
),
|
|||
|
|
),
|
|||
|
|
// 购买按钮
|
|||
|
|
IconButton(
|
|||
|
|
onPressed: () {
|
|||
|
|
// 跳转到商品详情
|
|||
|
|
},
|
|||
|
|
icon: const Icon(Icons.shopping_cart, size: 20),
|
|||
|
|
),
|
|||
|
|
],
|
|||
|
|
),
|
|||
|
|
);
|
|||
|
|
}
|
|||
|
|
|
|||
|
|
// 用户Tab
|
|||
|
|
Widget _buildUserTab() {
|
|||
|
|
if (_userResults.isEmpty) {
|
|||
|
|
return _buildEmptyView('暂无用户结果');
|
|||
|
|
}
|
|||
|
|
|
|||
|
|
return ScrollConfiguration(
|
|||
|
|
behavior: CustomScrollBehavior().copyWith(scrollbars: false),
|
|||
|
|
child: ListView.builder(
|
|||
|
|
padding: const EdgeInsets.all(12),
|
|||
|
|
itemCount: _userResults.length,
|
|||
|
|
itemBuilder: (context, index) {
|
|||
|
|
final user = _userResults[index] as Map<String, dynamic>;
|
|||
|
|
return _buildUserItem(user);
|
|||
|
|
},
|
|||
|
|
),
|
|||
|
|
);
|
|||
|
|
}
|
|||
|
|
|
|||
|
|
Widget _buildUserItem(Map<String, dynamic> user) {
|
|||
|
|
return Container(
|
|||
|
|
margin: const EdgeInsets.only(bottom: 12),
|
|||
|
|
padding: const EdgeInsets.all(12),
|
|||
|
|
decoration: BoxDecoration(
|
|||
|
|
color: Colors.white,
|
|||
|
|
borderRadius: BorderRadius.circular(8),
|
|||
|
|
boxShadow: [
|
|||
|
|
BoxShadow(
|
|||
|
|
color: Colors.grey.withOpacity(0.1),
|
|||
|
|
blurRadius: 4,
|
|||
|
|
offset: const Offset(0, 2),
|
|||
|
|
),
|
|||
|
|
],
|
|||
|
|
),
|
|||
|
|
child: Row(
|
|||
|
|
children: [
|
|||
|
|
// 用户头像
|
|||
|
|
Container(
|
|||
|
|
width: 50,
|
|||
|
|
height: 50,
|
|||
|
|
decoration: BoxDecoration(
|
|||
|
|
shape: BoxShape.circle,
|
|||
|
|
color: Colors.grey[200],
|
|||
|
|
image: user['avatar'] != null
|
|||
|
|
? DecorationImage(
|
|||
|
|
image: NetworkImage(user['avatar'].toString()),
|
|||
|
|
fit: BoxFit.cover,
|
|||
|
|
)
|
|||
|
|
: null,
|
|||
|
|
),
|
|||
|
|
child: user['avatar'] == null
|
|||
|
|
? const Icon(Icons.person, color: Colors.grey)
|
|||
|
|
: null,
|
|||
|
|
),
|
|||
|
|
const SizedBox(width: 12),
|
|||
|
|
// 用户信息
|
|||
|
|
Expanded(
|
|||
|
|
child: Column(
|
|||
|
|
crossAxisAlignment: CrossAxisAlignment.start,
|
|||
|
|
children: [
|
|||
|
|
Text(
|
|||
|
|
user['name']?.toString() ?? '未知用户',
|
|||
|
|
style: const TextStyle(
|
|||
|
|
fontSize: 14,
|
|||
|
|
fontWeight: FontWeight.w500,
|
|||
|
|
),
|
|||
|
|
),
|
|||
|
|
const SizedBox(height: 4),
|
|||
|
|
Text(
|
|||
|
|
'粉丝: ${user['fans']?.toString() ?? '0'}',
|
|||
|
|
style: const TextStyle(
|
|||
|
|
fontSize: 12,
|
|||
|
|
color: Colors.grey,
|
|||
|
|
),
|
|||
|
|
),
|
|||
|
|
],
|
|||
|
|
),
|
|||
|
|
),
|
|||
|
|
// 关注按钮
|
|||
|
|
ElevatedButton(
|
|||
|
|
onPressed: () {
|
|||
|
|
// 关注用户
|
|||
|
|
},
|
|||
|
|
style: ElevatedButton.styleFrom(
|
|||
|
|
backgroundColor: Colors.pink,
|
|||
|
|
foregroundColor: Colors.white,
|
|||
|
|
padding: const EdgeInsets.symmetric(horizontal: 16, vertical: 6),
|
|||
|
|
shape: RoundedRectangleBorder(
|
|||
|
|
borderRadius: BorderRadius.circular(20),
|
|||
|
|
),
|
|||
|
|
),
|
|||
|
|
child: const Text(
|
|||
|
|
'关注',
|
|||
|
|
style: TextStyle(fontSize: 12),
|
|||
|
|
),
|
|||
|
|
),
|
|||
|
|
],
|
|||
|
|
)
|
|||
|
|
);
|
|||
|
|
}
|
|||
|
|
|
|||
|
|
// 空视图
|
|||
|
|
Widget _buildEmptyView(String message) {
|
|||
|
|
return Center(
|
|||
|
|
child: Column(
|
|||
|
|
mainAxisAlignment: MainAxisAlignment.center,
|
|||
|
|
children: [
|
|||
|
|
const Icon(Icons.search_off, size: 60, color: Colors.grey),
|
|||
|
|
const SizedBox(height: 16),
|
|||
|
|
Text(
|
|||
|
|
message,
|
|||
|
|
style: const TextStyle(
|
|||
|
|
fontSize: 16,
|
|||
|
|
color: Colors.grey,
|
|||
|
|
),
|
|||
|
|
),
|
|||
|
|
],
|
|||
|
|
),
|
|||
|
|
);
|
|||
|
|
}
|
|||
|
|
}
|