/* * ==================================================== * package : pages.home * author : Created by nansi. * time : 2019/5/8 11:14 AM * remark : * ==================================================== */ import 'package:flutter/cupertino.dart'; import 'package:flutter/material.dart'; import 'package:flutter/rendering.dart'; import 'package:flutter_gifimage/flutter_gifimage.dart'; import 'package:recook/models/goods_detail_model.dart' hide Data, Promotion; import 'package:recook/pages/home/classify/mvp/goods_detail_model_impl.dart'; import 'package:recook/pages/home/function/home_fuc.dart'; import 'package:shared_preferences/shared_preferences.dart'; import 'package:waterfall_flow/waterfall_flow.dart'; import 'package:recook/base/base_store_state.dart'; import 'package:recook/constants/api.dart'; import 'package:recook/constants/app_image_resources.dart'; import 'package:recook/constants/constants.dart'; import 'package:recook/constants/header.dart'; import 'package:recook/constants/styles.dart'; import 'package:recook/manager/http_manager.dart'; import 'package:recook/manager/user_manager.dart'; import 'package:recook/models/goods_hot_sell_list_model.dart'; import 'package:recook/models/goods_simple_list_model.dart'; import 'package:recook/models/promotion_goods_list_model.dart'; import 'package:recook/models/promotion_list_model.dart'; import 'package:recook/pages/home/classify/brandgoods_list_page.dart'; import 'package:recook/pages/home/classify/commodity_detail_page.dart'; import 'package:recook/pages/home/classify/mvp/goods_list_contact.dart'; import 'package:recook/pages/home/classify/mvp/goods_list_presenter_impl.dart'; import 'package:recook/pages/home/items/item_brand_detail_grid.dart'; import 'package:recook/pages/home/items/item_tag_widget.dart'; import 'package:recook/pages/home/promotion_time_tool.dart'; import 'package:recook/utils/app_router.dart'; import 'package:recook/utils/mvp.dart'; import 'package:recook/utils/share_tool.dart'; import 'package:recook/utils/text_utils.dart'; import 'package:recook/widgets/custom_app_bar.dart'; import 'package:recook/widgets/custom_image_button.dart'; import 'package:recook/widgets/filter_tool_bar.dart'; import 'package:recook/widgets/goods_item.dart'; import 'package:recook/widgets/mvp_list_view/mvp_list_view.dart'; import 'package:recook/widgets/mvp_list_view/mvp_list_view_contact.dart'; import 'package:recook/widgets/no_data_view.dart'; import 'package:recook/widgets/progress/loading_dialog.dart'; import 'package:recook/widgets/progress/re_toast.dart'; import 'package:recook/widgets/refresh_widget.dart'; class SearchPage extends StatefulWidget { final int countryId; final int jdType; final String keyWords;//1为京东商品 空为非jd const SearchPage({Key key, this.countryId, this.jdType, this.keyWords}) : super(key: key); @override State createState() { return _SearchPageState(); } } class _SearchPageState extends BaseStoreState with MvpListViewDelegate, TickerProviderStateMixin { String _searchText = ""; FocusNode _contentFocusNode = FocusNode(); /// 切换展示形式 true 为 List， false 为grid bool _displayList = false;//默认排列方式改为瀑布流 FilterToolBarController _filterController; GoodsListPresenterImpl _presenter; MvpListViewController _listViewController; TextEditingController _textEditController; List _searchHistory = []; List _recommendWords = [];//推荐分词 List _barBool = [false, false, false]; bool _startSearch = false; SortType _sortType = SortType.comprehensive; int _filterIndex = 0; GSRefreshController _refreshController = GSRefreshController(); GoodsHotSellListModel _listModel; GifController _gifController; _getGoodsHotSellList() async { ResultData resultData = await HttpManager.post(HomeApi.hot_sell_list, {}); if (!resultData.result) { showError(resultData.msg); return; } GoodsHotSellListModel model = GoodsHotSellListModel.fromJson(resultData.data); if (model.code != HttpStatus.SUCCESS) { showError(model.msg); return; } for (Data data in model.data) { data.index = model.data.indexOf(data); } _listModel = model; if (mounted) setState(() {}); } int _jDType = 0; // 0 默认数据 1传回全部JD数据 2为JD自营数据 3为JD pop数据 String _jdTypeText = '全部'; @override void initState() { // Future.delayed(Duration.zero, () async { // _recommendWords = await HomeFuc.recommendWords(widget.keyWords); // }); if (widget.jdType == 1) { _jDType = 1; _sortType = SortType.priceAsc; _barBool = [false, false]; } _gifController = GifController(vsync: this) ..repeat( min: 0, max: 20, period: Duration(milliseconds: 700), ); getSearchListFromSharedPreferences(); _textEditController = TextEditingController(text: widget.keyWords); _filterController = FilterToolBarController(); super.initState(); _presenter = GoodsListPresenterImpl(); _listViewController = MvpListViewController(controller: _refreshController); _getPromotionList(); } @override void dispose() { _gifController.dispose(); super.dispose(); } @override Widget buildContext(BuildContext context, {store}) { return Scaffold( backgroundColor: AppColor.frenchColor, // appBar: CustomAppBar(title: "搜索"), appBar: CustomAppBar( elevation: 0, title: _buildTitle(), themeData: AppThemes.themeDataGrey.appBarTheme, actions: TextUtils.isEmpty(_textEditController.text) ? [ Container( width: 10, ) ] : _rightActions(getStore()), ), body: GestureDetector( behavior: HitTestBehavior.translucent, onTap: () { FocusScope.of(context).requestFocus(FocusNode()); }, child: Stack( children: [ Positioned( child: FilterToolBarResultContainer( controller: _filterController, body: Column( children: [ _filterToolBar(context), Offstage( offstage: !(_listViewController.getData().length==0), child: Container( color: Colors.white, child: Container( padding: EdgeInsets.only(top: 5.rw), child: Column( children: [ _recommendWidget(), ], )), )), Expanded(child: _buildList(context)), ], ), ), ), Positioned( child: Offstage( offstage: !TextUtils.isEmpty(_textEditController.text) && _startSearch, child: Container( color: Colors.white, child: Container( child: ListView( children: [ _searchHistoryWidget(), ], )), ))), ], ), ), ); } _filterToolBar(BuildContext context) { return FilterToolBar( controller: _filterController, height: rSize(40), fontSize: 13 * 2.sp, titles: widget.jdType == 1 ? [ FilterItemModel( type: FilterItemType.double, title: "价格", selectedList: _barBool), FilterItemModel( type: FilterItemType.double, title: "销量", selectedList: _barBool), ] : [ FilterItemModel( type: FilterItemType.normal, title: "综合", selectedList: _barBool), FilterItemModel( type: FilterItemType.double, title: "价格", selectedList: _barBool), FilterItemModel( type: FilterItemType.double, title: "销量", selectedList: _barBool), // FilterItemModel(type: FilterItemType.normal, title: "特卖优先") ], trialing: _displayIcon(), startWidget: widget.jdType==1? _jdTypeWidget():null, selectedColor: Theme.of(context).primaryColor, listener: (index, item) { if (widget.jdType != 1) { if ((index != 1 && index != 2) && _filterIndex == index) { return; } } else { if ((index != 1 && index != 2 && index != 0) && _filterIndex == index) { return; } } // if (index != 1 && _filterIndex == index) { // return; // } _filterIndex = index; if (widget.jdType == 1) { switch (index) { case 0: print(item.topSelected); if (item.topSelected) { _sortType = SortType.priceAsc; } else { _sortType = SortType.priceDesc; } break; case 1: print(item.topSelected); if (item.topSelected) { _sortType = SortType.salesAsc; } else { _sortType = SortType.salesDesc; } // _sortType = SortType.sales; break; // case 3: // print("特卖优先"); // break; } } else { switch (index) { case 0: _sortType = SortType.comprehensive; break; case 1: if (item.topSelected) { _sortType = SortType.priceAsc; } else { _sortType = SortType.priceDesc; } break; case 2: if (item.topSelected) { _sortType = SortType.salesAsc; } else { _sortType = SortType.salesDesc; } // _sortType = SortType.sales; break; // case 3: // print("特卖优先"); // break; } } // _presenter.fetchList(widget.category.id, 0, _sortType); // _presenter.fetchList(_category.id, 0, _sortType); _listViewController.stopRefresh(); _listViewController.requestRefresh(); }, ); } /// 切换排列按钮 Container _displayIcon() { return Container( margin: EdgeInsets.symmetric(horizontal: 8), child: GestureDetector( onTap: () { setState(() { _displayList = !_displayList; }); }, child: Row( crossAxisAlignment: CrossAxisAlignment.center, children: [ Container( width: 1, height: 15, margin: EdgeInsets.only(right: 8), color: Colors.grey[700], ), Text( "排列", style: AppTextStyle.generate(13 * 2.sp, color: Colors.grey[700], fontWeight: FontWeight.w400), ), Padding( padding: const EdgeInsets.only(left: 2), child: Icon( _displayList ? AppIcons.icon_list_collection : AppIcons.icon_list_normal, color: Colors.grey[700], size: 20 * 2.sp, ), ), ], ), ), ); } Widget _jdTypeWidget() { return PopupMenuButton( offset: Offset(0, 10), color: Colors.white, child: Row( children: [ Text(_jdTypeText, style: TextStyle( fontSize: 14.rsp, color: Color(0xFFD5101A), )), Icon( Icons.arrow_drop_down, color: Color(0xFFD5101A), ), ], ), onSelected: (String value) { setState(() { _jdTypeText = value; if (value == '全部') { _jDType = 1; } else if (value == '京东自营') { _jDType = 2; } else if (value == '京东POP') { _jDType = 3; } print(value); setState(() {}); _listViewController.stopRefresh(); _listViewController.requestRefresh(); }); }, itemBuilder: (BuildContext context) => >[ PopupMenuItem( value: "全部", child: Text("全部", style: TextStyle( fontSize: 14.rsp, color: Color(0xFF333333), ))), PopupMenuItem( value: "京东自营", child: Text("京东自营", style: TextStyle( fontSize: 14.rsp, color: Color(0xFF333333), ))), PopupMenuItem( value: "京东POP", child: Text("京东POP", style: TextStyle( fontSize: 14.rsp, color: Color(0xFF333333), ))), ]); } _buildList(BuildContext context) { return MvpListView( noDataView: CustomScrollView( slivers: [ SliverToBoxAdapter( child: NoDataView( title: "换个关键词搜索一下吧~", height: 200, ), ), SliverToBoxAdapter( child: Padding( padding: EdgeInsets.only(top: rSize(40), bottom: rSize(10)), child: Row( mainAxisAlignment: MainAxisAlignment.center, children: [ Container( height: rSize(2), color: Color(0xFFB8B8B8), width: rSize(40), ), rWBox(10), Text( '猜你喜欢', style: TextStyle( fontSize: rSP(15), fontWeight: FontWeight.bold, color: Colors.black87, ), ), rWBox(10), Container( height: rSize(2), color: Color(0xFFB8B8B8), width: rSize(40), ), ], ), ), ), SliverToBoxAdapter( child: ListView.builder( shrinkWrap: true, physics: NeverScrollableScrollPhysics(), itemBuilder: (context, index) { PromotionGoodsModel model = _promotionGoodsList[index]; return Container( padding: EdgeInsets.only(bottom: 5), color: AppColor.frenchColor, child: GoodsItemWidget.rowGoods( gifController: _gifController, isSingleDayGoods: false, onBrandClick: () { AppRouter.push(context, RouteName.BRANDGOODS_LIST_PAGE, arguments: BrandGoodsListPage.setArguments( model.brandId, model.brandName)); }, model: model, buyClick: () { AppRouter.push(context, RouteName.COMMODITY_PAGE, arguments: CommodityDetailPage.setArguments(model.goodsId)); }, ), ); }, itemCount: _promotionGoodsList.length, ), ), ], ), autoRefresh: false, delegate: this, // padding: EdgeInsets.all(_displayList ? 0 : 10.0), controller: _listViewController, type: ListViewType.grid, refreshCallback: () { if (TextUtils.isEmpty(_searchText)) { refreshSuccess([]); return; } // _presenter.fetchSearchList( // _searchText, // 0, // ); _presenter.fetchList(-99, 0, _sortType, widget.countryId, keyword: _searchText, JDType: _jDType); }, loadMoreCallback: (int page) { // _presenter.fetchSearchList( // _searchText, // page, // ); _presenter.fetchList( -99, page, _sortType, widget.countryId, keyword: _searchText, JDType: _jDType, onLoadDone: () { Future.delayed(Duration(milliseconds: 100), () { if (mounted) setState(() {}); }); }, ); }, gridViewBuilder: () => _buildNewGridView(), ); } //copy from home_page.dart() List _promotionList = []; List _promotionGoodsList = []; _getPromotionList() async { ResultData resultData = await HttpManager.post(HomeApi.promotion_list, {}); if (!resultData.result) { showError(resultData.msg); return; } PromotionListModel model = PromotionListModel.fromJson(resultData.data); if (model.code != HttpStatus.SUCCESS) { showError(model.msg); return; } _promotionList = model.data; if (_promotionList == null || _promotionList.length == 0) { _promotionGoodsList = []; setState(() {}); return; } int _index = 0; for (Promotion item in _promotionList) { PromotionStatus processStatus = PromotionTimeTool.getPromotionStatus( item.startTime, item.getTrueEndTime()); // DateTime time = DateTime.parse("2020-03-18 23:00:00"); DateTime time = DateTime.now(); if (time.hour >= 22 && DateTime.parse(item.startTime).hour == 20 && time.day == DateTime.parse(item.startTime).day) { //10点以后定位到8点 _index = _promotionList.indexOf(item); } else if (processStatus == PromotionStatus.start) { _index = _promotionList.indexOf(item); } } _getPromotionGoodsList(_promotionList[_index].id); } _getPromotionGoodsList(int promotionId) async { ResultData resultData = await HttpManager.post(HomeApi.promotion_goods_list, { "timeItemID": promotionId, }); if (!resultData.result) { showError(resultData.msg); return; } PromotionGoodsListModel model = PromotionGoodsListModel.fromJson(resultData.data); if (model.code != HttpStatus.SUCCESS) { showError(model.msg); return; } List array = []; //List array = []; if (model.data.goodsList == null) { model.data.goodsList = []; } else { array.addAll(model.data.goodsList); } // if (model.data.activityList != null && model.data.activityList.length > 0) { // if (array.length > 3) { // array.insert(3, model.data.activityList.first); // } else { // array.add(model.data.activityList.first); // } // } //_promotionGoodsList = model.data.goodsList; _promotionGoodsList = array; if (mounted) setState(() {}); } _buildNewGridView() { return CustomScrollView( slivers: [ SliverWaterfallFlow( delegate: SliverChildBuilderDelegate( (context, index) { GoodsSimple goods = _listViewController.getData()[index]; return MaterialButton( padding: EdgeInsets.zero, onPressed: () { AppRouter.push(context, RouteName.COMMODITY_PAGE, arguments: CommodityDetailPage.setArguments(goods.id)); }, child: _displayList // ? BrandDetailListItem(goods: goods) // ? NormalGoodsItem(model: goods, buildCtx: context,) ? GoodsItemWidget.normalGoodsItem( gifController: _gifController, onBrandClick: () { AppRouter.push( context, RouteName.BRANDGOODS_LIST_PAGE, arguments: BrandGoodsListPage.setArguments( goods.brandId, goods.brandName)); }, buildCtx: context, model: goods, type: widget.jdType == 1?3:0, ) : BrandDetailGridItem(goods: goods)); }, childCount: _listViewController.getData().length, ), gridDelegate: SliverWaterfallFlowDelegateWithFixedCrossAxisCount( crossAxisCount: _displayList ? 1 : 2, crossAxisSpacing: _displayList ? 5 : 10, mainAxisSpacing: _displayList ? 5 : 10, ), // ItemTagWidget.getSliverGridDelegate(_displayList, context), ), SliverToBoxAdapter( child: _refreshController.isNoData ? Padding( padding: EdgeInsets.only(top: rSize(40), bottom: rSize(10)), child: Row( mainAxisAlignment: MainAxisAlignment.center, children: [ Container( height: rSize(2), color: Color(0xFFB8B8B8), width: rSize(40), ), rWBox(10), Text( '猜你喜欢', style: TextStyle( fontSize: rSP(15), fontWeight: FontWeight.bold, color: Colors.black87, ), ), rWBox(10), Container( height: rSize(2), color: Color(0xFFB8B8B8), width: rSize(40), ), ], ), ) : SizedBox(), ), SliverToBoxAdapter( child: _refreshController.isNoData ? ListView.builder( shrinkWrap: true, physics: NeverScrollableScrollPhysics(), itemBuilder: (context, index) { PromotionGoodsModel model = _promotionGoodsList[index]; return Container( padding: EdgeInsets.only(bottom: 5), color: AppColor.frenchColor, child: GoodsItemWidget.rowGoods( gifController: _gifController, isSingleDayGoods: false, onBrandClick: () { AppRouter.push( context, RouteName.BRANDGOODS_LIST_PAGE, arguments: BrandGoodsListPage.setArguments( model.brandId, model.brandName)); }, model: model, buyClick: () { AppRouter.push(context, RouteName.COMMODITY_PAGE, arguments: CommodityDetailPage.setArguments( model.goodsId)); }, ), ); }, itemCount: _promotionGoodsList.length, ) : SizedBox()), ], ); } _buildGridView() { return GridView.builder( padding: EdgeInsets.only(bottom: DeviceInfo.bottomBarHeight), physics: AlwaysScrollableScrollPhysics(), itemCount: _listViewController.getData().length, gridDelegate: ItemTagWidget.getSliverGridDelegate(_displayList, context), itemBuilder: (context, index) { GoodsSimple goods = _listViewController.getData()[index]; return MaterialButton( padding: EdgeInsets.zero, onPressed: () { AppRouter.push(context, RouteName.COMMODITY_PAGE, arguments: CommodityDetailPage.setArguments(goods.id)); }, child: _displayList // ? BrandDetailListItem(goods: goods) // ? NormalGoodsItem(model: goods, buildCtx: context,) ? GoodsItemWidget.normalGoodsItem( gifController: GifController(vsync: this) ..repeat( min: 0, max: 20, period: Duration(milliseconds: 700), ), onBrandClick: () { AppRouter.push(context, RouteName.BRANDGOODS_LIST_PAGE, arguments: BrandGoodsListPage.setArguments( goods.brandId, goods.brandName)); }, buildCtx: context, model: goods, ) : BrandDetailGridItem(goods: goods)); }); } Future _callRefresh() async { final cancel = ReToast.raw(Container( margin: EdgeInsets.only(top: 48), color: Color(0xFFAAAAAA), alignment: Alignment.center, child: LoadingDialog( //调用对话框 text: '马上就好，请稍等～', ), )); await _presenter.fetchList( -99, 0, _sortType, widget.countryId, keyword: _searchText, JDType: _jDType, ); _recommendWords = await HomeFuc.recommendWords(_searchText); cancel(); _startSearch = true; setState(() {}); } List _rightActions(store) { return [ Container( margin: EdgeInsets.only(right: rSize(10), left: rSize(10)), child: CustomImageButton( title: "搜索", // buttonSize: 60, color: TextUtils.isEmpty(_searchText) ? Colors.grey : Colors.black, fontSize: 15 * 2.sp, onPressed: () async { if (TextUtils.isEmpty(_searchText)) return; _contentFocusNode.unfocus(); await _callRefresh(); }, ), ) ]; } Widget _buildTitle() { return Container( // margin: EdgeInsets.only(right: rSize(10)), height: 40, decoration: BoxDecoration( color: Colors.white, borderRadius: BorderRadius.circular(20)), child: Row( mainAxisAlignment: MainAxisAlignment.start, children: [ Container( width: 10, ), Container( padding: EdgeInsets.symmetric(horizontal: 5), child: Icon( Icons.search, size: 20, color: Colors.grey, ), ), Expanded( child: CupertinoTextField( autofocus: true, keyboardType: TextInputType.text, controller: _textEditController, textInputAction: TextInputAction.search, onSubmitted: (_submitted) async { _callRefresh(); _contentFocusNode.unfocus(); }, focusNode: _contentFocusNode, onChanged: (text) { _startSearch = false; _searchText = text; _listViewController.replaceData([]); setState(() {}); }, placeholder: "请输入想要搜索的内容...", placeholderStyle: TextStyle( color: Colors.grey.shade500, fontSize: 14, fontWeight: FontWeight.w300), decoration: BoxDecoration(color: Colors.white.withAlpha(0)), style: TextStyle( color: Colors.black, textBaseline: TextBaseline.ideographic), ), ) ], ) // child: TextField( // controller: _textEditController, // textInputAction: TextInputAction.search, // onSubmitted: (_submitted){ // _contentFocusNode.unfocus(); // _presenter.fetchSearchList(_searchText, 0); // }, // focusNode: _contentFocusNode, // onChanged: (text){ // _searchText = text; // setState(() {}); // }, // decoration: InputDecoration( // prefixIcon: Icon( // Icons.search, // size: 20, // color: Colors.grey, // ), // contentPadding: EdgeInsets.only(top: 8,), // border: InputBorder.none, // hintText: "请输入想要搜索的内容...", // hintStyle: TextStyle(color: Colors.grey.shade500, fontWeight: FontWeight.w300), // fillColor: Colors.black), // style: TextStyle(color: Colors.black, textBaseline: TextBaseline.ideographic), // // cursorColor: getCurrentThemeColor(), // ), ); } @override MvpListViewPresenterI getPresenter() { return _presenter; } @override refreshSuccess(List data) { super.refreshSuccess(data); if (data != null && data.length > 0) { if (_searchHistory.contains(_searchText)) { _searchHistory.remove(_searchText); List list = [_searchText]; list.addAll(_searchHistory); _searchHistory = list; } else { List list = [_searchText]; list.addAll(_searchHistory); _searchHistory = list; while (_searchHistory.length > 15) { _searchHistory.removeLast(); } } saveSearchListToSharedPreferences(_searchHistory); setState(() {}); } } _searchHistoryWidget() { List choiceChipList = []; if (_searchHistory != null && _searchHistory.length > 0) { for (var text in _searchHistory) { choiceChipList.add(Padding( padding: EdgeInsets.only(right: 10, bottom: 5), child: ChoiceChip( backgroundColor: AppColor.frenchColor, // disabledColor: Colors.blue, labelStyle: TextStyle(fontSize: 15 * 2.sp, color: Colors.black), labelPadding: EdgeInsets.only(left: 20, right: 20), materialTapTargetSize: MaterialTapTargetSize.shrinkWrap, onSelected: (bool value) async { _searchText = text; _textEditController.text = text; FocusManager.instance.primaryFocus.unfocus(); _callRefresh(); setState(() {}); }, label: Text(text), selected: false, ), )); } } return Container( child: Column( mainAxisAlignment: MainAxisAlignment.start, children: [ Container( child: Container( margin: EdgeInsets.only(left: 15, top: 15, bottom: 5), child: Row( children: [ Text( '历史搜索', style: TextStyle( color: Colors.black, fontWeight: FontWeight.w500, fontSize: 16 * 2.sp, ), ), Spacer() ], )), ), Container( width: MediaQuery.of(context).size.width, padding: EdgeInsets.only(left: 10, right: 10), child: Wrap( children: choiceChipList, ), ), // Spacer() ], ), ); } _keyWordsTitle(){ return Container( child: Container( margin: EdgeInsets.only(left: 10, top: 5,right: 10), child: Text( '没找到相关宝贝，试试', style: TextStyle( color: Colors.black, fontWeight: FontWeight.w500, fontSize: 14 * 2.sp, ), ), )); } _recommendWidget() { List keyWordList = []; int leg = 0; if (_recommendWords != null && _recommendWords.length > 0) { for (int i=0;i<_recommendWords.length;i++) { keyWordList.add(Padding( padding: EdgeInsets.only(right: 10, bottom: 5), child: ChoiceChip( backgroundColor: AppColor.frenchColor, // disabledColor: Colors.blue, labelStyle: TextStyle(fontSize: 15 * 2.sp, color: Colors.black), labelPadding: EdgeInsets.only(left: 20, right: 20), materialTapTargetSize: MaterialTapTargetSize.shrinkWrap, onSelected: (bool value) async { _searchText = _recommendWords[i].token; _textEditController.text = _recommendWords[i].token; FocusManager.instance.primaryFocus.unfocus(); _callRefresh(); setState(() {}); }, label: Text(_recommendWords[i].token), selected: false, ), )); } keyWordList.insert(0, _keyWordsTitle()); } return Container( child: Column( mainAxisAlignment: MainAxisAlignment.start, crossAxisAlignment: CrossAxisAlignment.start, children: [ Container( width: MediaQuery.of(context).size.width, padding: EdgeInsets.only(left: 10, right: 10), child: Wrap( children: keyWordList, ), ), // Spacer() ], ), ); } getSearchListFromSharedPreferences() async { // 获取实例 var prefs = await SharedPreferences.getInstance(); if (UserManager.instance.haveLogin) { _searchHistory = prefs.getStringList( UserManager.instance.user.info.id.toString() + "userSearhHistory"); if (_searchHistory == null) { _searchHistory = []; } setState(() {}); } } saveSearchListToSharedPreferences(List value) async { // 获取实例 var prefs = await SharedPreferences.getInstance(); prefs.setStringList( UserManager.instance.user.info.id.toString() + "userSearhHistory", value); } }