322 lines
12 KiB
Dart
322 lines
12 KiB
Dart
import 'dart:async';
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import 'package:cached_network_image/cached_network_image.dart';
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import 'package:flutter/material.dart';
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import 'package:flutter_easyloading/flutter_easyloading.dart';
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import 'package:shared_preferences/shared_preferences.dart';
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import '../../beans/search_bean.dart';
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import 'my_home_model.dart';
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class SearchPage extends StatefulWidget {
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const SearchPage({super.key});
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@override
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State<SearchPage> createState() => _SearchPageState();
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}
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class _SearchPageState extends State<SearchPage> {
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final TextEditingController _searchController = TextEditingController();
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bool isContent = true;
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late StreamSubscription subscription;
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final MyHomeModel _viewModel = MyHomeModel();
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List<SearchBean> searchList = [];
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List<String> searchHistoryList = [];
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List<dynamic> gameHotSearch = [];
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@override
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void initState() {
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// TODO: implement initState
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super.initState();
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subscription = _viewModel.streamController.stream.listen((event) {
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String code = event['code'];
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if (code.isNotEmpty) {
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switch (code) {
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case "gameSearch":
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searchList = event['data'];
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if (searchList.isEmpty) {
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EasyLoading.showToast("未搜索到相关游戏");
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}
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break;
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case "gameHotSearch":
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gameHotSearch = event['data'];
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print("gameHotSearch == $gameHotSearch");
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break;
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}
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setState(() {});
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}
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});
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loadData();
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}
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loadData() async {
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searchHistoryList = await readArrayFromSharedPrefs();
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_viewModel.gameHotSearch();
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setState(() {});
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}
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@override
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void dispose() {
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// TODO: implement dispose
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subscription.cancel();
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super.dispose();
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}
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void _searchChanged(String str) {
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if (str != "") {
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isContent = false;
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} else {
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isContent = true;
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}
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setState(() {});
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}
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// 保存数组到SharedPreferences
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Future<void> saveArrayToSharedPrefs(List<String> array) async {
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final prefs = await SharedPreferences.getInstance();
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// 将数组转换为字符串列表，并使用逗号分隔
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final String arrayString = array.join(',');
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prefs.setString('searchList', arrayString);
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}
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// 从SharedPreferences读取数组
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Future<List<String>> readArrayFromSharedPrefs() async {
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final prefs = await SharedPreferences.getInstance();
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final String arrayString = prefs.getString('searchList') ?? '';
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// 将字符串列表转换回数组
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return arrayString.split(',');
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}
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@override
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Widget build(BuildContext context) {
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final size = MediaQuery.of(context).size;
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return Scaffold(
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backgroundColor: Color(0xFF17181A),
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body: Column(
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children: [
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Container(
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margin: EdgeInsets.only(top: MediaQuery.of(context).padding.top + 10),
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child: Row(
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children: [
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GestureDetector(
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onTap: () {
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Navigator.pop(context);
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},
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child: Container(
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margin: EdgeInsets.symmetric(horizontal: 15),
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child: Image(
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width: 19,
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height: 26,
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image: AssetImage('assets/images/btn_fanhui.png'),
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),
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),
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),
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Expanded(
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child: Container(
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height: 36,
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decoration: BoxDecoration(
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color: Color(0xFF202530),
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borderRadius: BorderRadius.all(Radius.circular(19)),
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),
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child: Row(
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children: [
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Container(
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padding: EdgeInsets.only(left: 10),
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child: Image(width: 16, height: 16, image: AssetImage('assets/images/ic_search.png')),
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),
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Expanded(
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child: Container(
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alignment: Alignment.center,
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padding: EdgeInsets.only(left: 10, right: 10, bottom: 5),
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child: TextField(
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controller: _searchController,
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style: TextStyle(fontSize: 13, color: Colors.white),
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decoration: InputDecoration(
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border: InputBorder.none,
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),
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onChanged: _searchChanged,
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onSubmitted: (value) {
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print("object");
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},
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),
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),
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),
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///清空输入内
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!isContent
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? GestureDetector(
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onTap: () {
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setState(() {
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_searchController.text = "";
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searchList.clear();
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isContent = true;
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});
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},
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child: Container(
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padding: EdgeInsets.only(right: 10),
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child: Image(
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width: 16,
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height: 16,
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image: AssetImage('assets/images/ic_clear.png'),
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),
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),
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)
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: Container(),
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],
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),
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)),
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GestureDetector(
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onTap: () {
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if (_searchController.text == "") {
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EasyLoading.showToast("请输入内容");
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return;
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}
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searchHistoryList.add(_searchController.text);
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saveArrayToSharedPrefs(searchHistoryList);
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//搜索
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_viewModel.gameSearch(_searchController.text);
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setState(() {});
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},
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child: Container(
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margin: EdgeInsets.symmetric(horizontal: 15),
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child: Text(
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"搜索",
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style: TextStyle(fontSize: 13, color: Color(0xFF626262)),
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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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///搜索历史
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searchList.isEmpty
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? Container(
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margin: EdgeInsets.only(left: 14, right: 14, top: 36),
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child: Column(
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children: [
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Container(
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child: Row(
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mainAxisAlignment: MainAxisAlignment.spaceBetween,
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children: [
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Text(
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"历史搜索",
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style: TextStyle(fontSize: 16, color: Color(0xFFD6D6D7)),
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),
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GestureDetector(
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onTap: () {
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searchHistoryList.clear();
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saveArrayToSharedPrefs(searchHistoryList);
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setState(() {});
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},
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child: Image(
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width: 14,
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height: 14,
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image: AssetImage('assets/images/ic_del.png'),
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),
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),
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],
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),
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),
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///搜索历史列表
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Container(
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width: size.width,
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margin: EdgeInsets.only(top: 18),
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child: Wrap(
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children: List.generate(
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searchHistoryList.length,
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(index) => GestureDetector(
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onTap: () {
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//搜索
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_viewModel.gameSearch(searchHistoryList[index]);
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_searchController.text = searchHistoryList[index];
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isContent = false;
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},
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child: Container(
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padding: EdgeInsets.symmetric(horizontal: 13, vertical: 4),
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margin: EdgeInsets.only(right: 10),
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decoration: BoxDecoration(
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color: Color(0xFF202530),
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borderRadius: BorderRadius.all(Radius.circular(4)),
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),
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child: Text(
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searchHistoryList[index],
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style: TextStyle(fontSize: 13, color: Color(0xFFB6B6B6)),
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),
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),
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)),
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),
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),
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Container(
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alignment: Alignment.centerLeft,
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margin: EdgeInsets.only(top: 36),
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child: Text(
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"热门搜索",
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style: TextStyle(fontSize: 16, color: Color(0xFFD6D6D7)),
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),
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),
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Container(
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margin: EdgeInsets.only(top: 18),
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child: Wrap(
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children: List.generate(
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gameHotSearch.length,
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(index) => Container(
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width: 155,
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margin: EdgeInsets.only(right: 10, top: 10),
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child: Text(
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"${gameHotSearch[index]}",
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overflow: TextOverflow.ellipsis,
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style: TextStyle(fontSize: 14, color: Color(0xFF939394)),
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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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: Expanded(
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child: Container(
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margin: EdgeInsets.only(left: 14, right: 14, top: 36),
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child: ListView.builder(
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padding: EdgeInsets.zero,
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itemCount: searchList.length,
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itemBuilder: (context, index) {
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return _searchItem(searchList[index]);
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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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_searchItem(SearchBean data) {
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return Container(
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margin: EdgeInsets.only(top: 18),
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child: Row(
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children: [
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CachedNetworkImage(
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width: 57,
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height: 57,
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imageUrl: '${data.gameIconImage}',
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errorWidget: (context, url, error) => const Icon(Icons.error),
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),
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Container(
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margin: EdgeInsets.only(left: 11),
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child: Text(
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"${data.gameName}",
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style: TextStyle(fontSize: 14, color: Color(0xFFD6D6D7)),
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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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