SteamCloudGame/lib/tools/home/search_page.dart
2024-12-29 14:27:28 +08:00

375 lines
14 KiB
Dart

import 'dart:async';
import 'package:cached_network_image/cached_network_image.dart';
import 'package:flutter/material.dart';
import 'package:flutter_easyloading/flutter_easyloading.dart';
import 'package:shared_preferences/shared_preferences.dart';
import '../../beans/search_bean.dart';
import '../../common/func.dart';
import '../game/game_info_page.dart';
import 'my_home_model.dart';
class SearchPage extends StatefulWidget {
const SearchPage({super.key});
@override
State<SearchPage> createState() => _SearchPageState();
}
class _SearchPageState extends State<SearchPage> {
final TextEditingController _searchController = TextEditingController();
bool isContent = true;
late StreamSubscription subscription;
final MyHomeModel _viewModel = MyHomeModel();
List<SearchBean> searchList = [];
List<String> searchHistoryList = [];
List<dynamic> gameHotSearch = [];
@override
void initState() {
// TODO: implement initState
super.initState();
subscription = _viewModel.streamController.stream.listen((event) {
String code = event['code'];
if (code.isNotEmpty) {
switch (code) {
case "gameSearch":
EasyLoading.dismiss();
searchList = event['data'];
if (searchList.isEmpty) {
EasyLoading.showToast("未搜索到相关游戏");
}
break;
case "gameHotSearch":
gameHotSearch = event['data'];
break;
}
setState(() {});
}
});
loadData();
}
loadData() async {
searchHistoryList = await readArrayFromSharedPrefs();
_viewModel.gameHotSearch();
setState(() {});
}
@override
void dispose() {
// TODO: implement dispose
super.dispose();
subscription.cancel();
}
void _searchChanged(String str) {
if (str != "") {
isContent = false;
} else {
isContent = true;
}
setState(() {});
}
// 保存数组到SharedPreferences
Future<void> saveArrayToSharedPrefs(List<String> array) async {
final prefs = await SharedPreferences.getInstance();
// 将数组转换为字符串列表,并使用逗号分隔
final String arrayString = array.join(',');
prefs.setString('searchList', arrayString);
}
// 从SharedPreferences读取数组
Future<List<String>> readArrayFromSharedPrefs() async {
final prefs = await SharedPreferences.getInstance();
final String arrayString = prefs.getString('searchList') ?? '';
// 将字符串列表转换回数组
return arrayString.split(',');
}
@override
Widget build(BuildContext context) {
final size = MediaQuery.of(context).size;
final w19 = size.width / 18.94736842105263;
final h26 = size.width / 13.84615384615385;
final h36 = size.width / 10;
final c19 = size.width / 18.94736842105263;
final w16 = size.width / 22.5;
final t18 = size.width / 20;
final w155 = size.width / 2.32258064516129;
final w57 = size.width / 6.315789473684211;
final t10 = size.width / 36;
final l15 = size.width / 24;
final l10 = size.width / 36;
final b5 = size.width / 72;
final s14 = size.width / 25.714285714285;
final s13 = size.width / 27.692307692307;
final t4 = size.width / 90;
final l11 = size.width / 32.727272727272;
return Scaffold(
backgroundColor: const Color(0xFF17181A),
body: Column(
children: [
Container(
margin: EdgeInsets.only(top: MediaQuery.of(context).padding.top + t10),
child: Row(
children: [
GestureDetector(
onTap: () {
Navigator.pop(context);
},
child: Container(
margin: EdgeInsets.symmetric(horizontal: l15),
child: Image(
width: w19,
height: h26,
image: const AssetImage('assets/images/btn_fanhui.png'),
),
),
),
Expanded(
child: Container(
height: h36,
decoration: BoxDecoration(
color: const Color(0xFF202530),
borderRadius: BorderRadius.all(Radius.circular(c19)),
),
child: Row(
children: [
Container(
padding: EdgeInsets.only(left: l10),
child: Image(width: w16, height: w16, image: const AssetImage('assets/images/ic_search.png')),
),
Expanded(
child: Container(
alignment: Alignment.center,
padding: EdgeInsets.only(left: l10, right: l10, bottom: b5),
child: TextField(
controller: _searchController,
style: TextStyle(fontSize: s13, color: Colors.white),
decoration: const InputDecoration(
border: InputBorder.none,
),
onChanged: _searchChanged,
onSubmitted: (value) {
if (_searchController.text == "") {
EasyLoading.showToast("请输入内容");
return;
}
FunctionUtil.loading();
searchHistoryList.add(_searchController.text);
saveArrayToSharedPrefs(searchHistoryList);
//搜索
_viewModel.gameSearch(_searchController.text);
setState(() {});
},
),
),
),
///清空输入内
!isContent
? GestureDetector(
onTap: () {
setState(() {
_searchController.text = "";
searchList.clear();
isContent = true;
});
},
child: Container(
padding: EdgeInsets.only(right: t10),
child: Image(
width: w16,
height: w16,
image: const AssetImage('assets/images/ic_clear.png'),
),
),
)
: Container(),
],
),
)),
GestureDetector(
onTap: () {
if (_searchController.text == "") {
EasyLoading.showToast("请输入内容");
return;
}
FunctionUtil.loading();
searchHistoryList.add(_searchController.text);
saveArrayToSharedPrefs(searchHistoryList);
//搜索
_viewModel.gameSearch(_searchController.text);
setState(() {});
},
child: Container(
margin: EdgeInsets.symmetric(horizontal: l15),
child: Text(
"搜索",
style: TextStyle(fontSize: s13, color: Color(0xFF626262)),
),
),
)
],
),
),
///搜索历史
searchList.isEmpty
? Container(
margin: EdgeInsets.only(left: l15, right: l15, top: h36),
child: Column(
children: [
Row(
mainAxisAlignment: MainAxisAlignment.spaceBetween,
children: [
Text(
"历史搜索",
style: TextStyle(fontSize: w16, color: const Color(0xFFD6D6D7)),
),
GestureDetector(
onTap: () {
searchHistoryList.clear();
saveArrayToSharedPrefs(searchHistoryList);
setState(() {});
},
child: Image(
width: l15,
height: l15,
image: AssetImage('assets/images/ic_del.png'),
),
),
],
),
///搜索历史列表
Container(
width: size.width,
margin: EdgeInsets.only(top: t18),
child: Wrap(
children: List.generate(
searchHistoryList.length,
(index) => GestureDetector(
onTap: () {
//搜索
FunctionUtil.loading();
_viewModel.gameSearch(searchHistoryList[index]);
_searchController.text = searchHistoryList[index];
isContent = false;
},
child: index != 0
? Container(
padding: EdgeInsets.symmetric(horizontal: s13, vertical: t4),
margin: EdgeInsets.only(right: l10,bottom: b5),
decoration: BoxDecoration(
color: Color(0xFF202530),
borderRadius: BorderRadius.all(Radius.circular(t4)),
),
child: Text(
searchHistoryList[index],
style: TextStyle(fontSize: s13, color: Color(0xFFB6B6B6)),
),
)
: Container(),
)),
),
),
///热门搜索
Container(
alignment: Alignment.centerLeft,
margin: EdgeInsets.only(top: h36),
child: Text(
"热门搜索",
style: TextStyle(fontSize: w16, color: const Color(0xFFD6D6D7)),
),
),
Container(
margin: EdgeInsets.only(top: t18),
child: Wrap(
children: List.generate(
gameHotSearch.length,
(index) => GestureDetector(
onTap: () {
FunctionUtil.loading();
_viewModel.gameSearch(gameHotSearch[index]);
_searchController.text = gameHotSearch[index];
searchHistoryList.add(_searchController.text);
saveArrayToSharedPrefs(searchHistoryList);
},
child: Container(
width: size.width / 2 - l15 - l15,
margin: EdgeInsets.only(right: l10, top: l10),
child: Text(
"${gameHotSearch[index]}",
overflow: TextOverflow.ellipsis,
style: TextStyle(fontSize: s14, color: Color(0xFF939394)),
),
),
),
),
),
)
],
),
)
: Expanded(
child: Container(
margin: EdgeInsets.only(left: l15, right: l15, top: h36),
child: ListView.builder(
padding: EdgeInsets.zero,
itemCount: searchList.length,
itemBuilder: (context, index) {
return _searchItem(searchList[index], w57, t18, l11, s14);
}),
)),
],
),
);
}
_searchItem(SearchBean data, w57, t18, l11, s14) {
return GestureDetector(
behavior: HitTestBehavior.opaque,
onTap: () {
Navigator.push(
context,
MaterialPageRoute(
//导航打开新视图
builder: (context) => GameInfoPage(
gameId: "${data.gameId}",
),
));
},
child: Container(
margin: EdgeInsets.only(top: t18),
child: Row(
children: [
CachedNetworkImage(
width: w57,
height: w57,
imageUrl: '${data.gameIconImage}',
errorWidget: (context, url, error) => const Icon(Icons.error),
),
Container(
margin: EdgeInsets.only(left: l11),
child: Text(
"${data.gameName}",
style: TextStyle(fontSize: s14, color: Color(0xFFD6D6D7)),
),
),
],
),
),
);
}
}