huixiang_app/lib/business_system/home/business_home_page.dart

import 'package:dio/dio.dart';
import 'package:flutter/cupertino.dart';
import 'package:flutter/material.dart';
import 'package:flutter_easyloading/flutter_easyloading.dart';
import 'package:flutter_smart_dialog/flutter_smart_dialog.dart';
import 'package:huixiang/business_system/home/home_view/home_sideslip_dialog.dart';
import 'package:huixiang/utils/business_instance.dart';
import 'package:huixiang/view_widget/classic_header.dart';
import 'package:huixiang/view_widget/my_footer.dart';
import 'package:intl/intl.dart';
import 'package:pull_to_refresh/pull_to_refresh.dart';
import 'package:flutter_screenutil/flutter_screenutil.dart';
import 'package:shared_preferences/shared_preferences.dart';

import '../../generated/l10n.dart';
import '../../retrofit/business_api.dart';
import '../../retrofit/data/base_data.dart';
import '../../retrofit/data/business_login_info.dart';
import '../../retrofit/data/day_count.dart';
import '../../utils/flutter_utils.dart';
import '../../utils/font_weight.dart';
import '../../view_widget/settlement_tips_dialog.dart';

class BusinessHomePage extends StatefulWidget {
  final BusinessLoginInfo businessLoginInfo;
  final int selectStoreIndex;
  final Function changeIndex;
  final Function changeTab;

  BusinessHomePage(
      this.businessLoginInfo, this.selectStoreIndex, this.changeIndex,this.changeTab);

  @override
  State<StatefulWidget> createState() {
    return _BusinessHomePage();
  }
}

class _BusinessHomePage extends State<BusinessHomePage>
    with AutomaticKeepAliveClientMixin {
  final RefreshController refreshController = RefreshController();
  final ScrollController scrollController = ScrollController();
  BusinessApiService businessService;
  DayCount dayCount;
  int _loadCount = 0;

  @override
  void initState() {
    super.initState();
    _onRefresh();

  }

  @override
  void dispose() {
    super.dispose();
  }
  _onRefresh({int index, isLoading = true}) async {
    if (isLoading)
      EasyLoading.show(
          status: S.current.zhengzaijiazai,
          maskType: EasyLoadingMaskType.black);
    SharedPreferences.getInstance().then((value) {
      businessService = BusinessApiService(Dio(),
          context: context,
          token: BusinessInstance.instance.businessToken,
          tenant: BusinessInstance.instance.businessTenant,
          storeId: widget.businessLoginInfo
              .storeList[index ?? widget.selectStoreIndex].name ==
              "所有门店"
              ? "0"
              : widget.businessLoginInfo
              .storeList[index ?? widget.selectStoreIndex].id);
        queryDayAmount();
    });
  }

  addLoadCount() {
    _loadCount += 1;
    if (_loadCount == 1) {
      _loadCount = 0;
      EasyLoading.dismiss();
      if (refreshController.isRefresh) refreshController.refreshCompleted();
      if (mounted) setState(() {});
    }
  }

  ///每日营业额/交易笔数/退款金额/退款笔数
  queryDayAmount() async {
    try {
      BaseData<DayCount> baseData = await businessService.getDayCounts({
        "summaryDate": "${DateFormat("yyyy-MM-dd").format(DateTime.now())}"
      }).catchError((error) {
        SmartDialog.showToast(AppUtils.dioErrorTypeToString(error.type),
            alignment: Alignment.center);
        refreshController.refreshFailed();
        refreshController.loadFailed();
      });
      if (baseData != null && baseData.isSuccess) {
        dayCount = baseData.data;
      }
    } finally {
      addLoadCount();
    }
  }

  @override
  Widget build(BuildContext context) {
    super.build(context);
    return Column(
      children: [
        Expanded(
          child: Container(
            child: SmartRefresher(
              controller: refreshController,
              enablePullDown: true,
              enablePullUp: false,
              header: MyHeader(
                color: Color(0xFF30415B),
              ),
              physics: BouncingScrollPhysics(),
              scrollController: scrollController,
              footer: CustomFooter(
                builder: (context, mode) {
                  return MyFooter(mode);
                },
              ),
              onRefresh: () {
                _onRefresh(isLoading: false);
              },
              child: SingleChildScrollView(
                  physics: NeverScrollableScrollPhysics(),
                  child: Column(
                    children: [
                      homeTop(),
                      commonFunctions(),
                      homeStatistics(),
                    ],
                  )),
            ),
          ),
        ),
        SizedBox(
          height: 76.h,
        ),
      ],
    );
  }

  ///首页头部
  Widget homeTop() {
    return Container(
      color: Color(0xFF30415B),
      width: double.infinity,
      padding: EdgeInsets.only(
          top: MediaQuery.of(context).padding.top + 23.h,
          bottom: 16.h,
          left: 16.w,
          right: 16.w),
      child: Column(
        children: [
          Row(
            children: [
              Expanded(
                  child: GestureDetector(
                behavior: HitTestBehavior.opaque,
                onTap: () {
                  showAlertDialog(
                    widget.selectStoreIndex,
                    widget.businessLoginInfo,
                  );
                  //改变导航栏状态栏颜色
                  // SystemChrome.setSystemUIOverlayStyle( SystemUiOverlayStyle(statusBarColor: Colors.white), );
                  // Navigator.of(context).pushNamed('/router/select_shop');
                },
                child: Row(
                  children: [
                    Image.asset(
                      "assets/image/bs_more.webp",
                      width: 16.w,
                      height: 13.h,
                    ),
                    Padding(
                      padding: EdgeInsets.only(left: 7.w),
                      child: Text(
                        widget?.businessLoginInfo
                                ?.storeList[widget.selectStoreIndex].name ??
                            "",
                        style: TextStyle(
                          fontSize: 16.sp,
                          fontWeight: MyFontWeight.semi_bold,
                          color: Colors.white,
                        ),
                      ),
                    ),
                  ],
                ),
              )),
              GestureDetector(
                  behavior: HitTestBehavior.opaque,
                  onTap: () {
                    showIdentitySwitchDialog();
                  },
                  child: Container(
                    padding: EdgeInsets.symmetric(horizontal: 10.w),
                    child: Image.asset(
                      "assets/image/bs_user_switch.webp",
                      width: 25.h,
                      height: 25.h,
                      color: Colors.white,
                    ),
                  )),
              GestureDetector(
                behavior: HitTestBehavior.opaque,
                onTap: () {
                  Navigator.of(context)
                      .pushNamed('/router/scan_code_page', arguments: {
                    "storeId": widget.businessLoginInfo
                                .storeList[widget.selectStoreIndex].name ==
                            "所有门店"
                        ? "0"
                        : widget.businessLoginInfo
                            .storeList[widget.selectStoreIndex].id
                  });
                },
                child: Image.asset(
                  "assets/image/icon_scan_qr_code.webp",
                  width: 28.h,
                  height: 28.h,
                ),
              )
            ],
          ),
          Container(
            margin: EdgeInsets.only(top: 14.h),
            padding: EdgeInsets.symmetric(vertical: 12.h),
            decoration: BoxDecoration(
              color: Colors.white,
              borderRadius: BorderRadius.circular(4),
            ),
            child: Column(
              crossAxisAlignment: CrossAxisAlignment.start,
              mainAxisAlignment: MainAxisAlignment.center,
              children: [
                Padding(
                    padding: EdgeInsets.symmetric(horizontal: 23.w),
                    child: Row(
                      children: [
                        Image.asset(
                          "assets/image/bs_home_bill.webp",
                          width: 14,
                          height: 14,
                        ),
                        Padding(
                          padding: EdgeInsets.only(left: 3.w),
                          child: Text(
                            "营业额(元)",
                            style: TextStyle(
                              fontSize: 12.sp,
                              fontWeight: MyFontWeight.semi_bold,
                              color: Color(0xFF30415B),
                            ),
                          ),
                        ),
                      ],
                    )),
                Padding(
                  padding: EdgeInsets.only(
                      top: 6.h, bottom: 17.h, left: 23.w, right: 23.w),
                  child: Text(
                    dayCount?.paySum ?? "0",
                    style: TextStyle(
                      fontSize: 24.sp,
                      fontWeight: MyFontWeight.medium,
                      color: Color(0xFF30415B),
                    ),
                  ),
                ),
                Row(
                  children: [
                    Expanded(
                        child: Column(
                      crossAxisAlignment: CrossAxisAlignment.center,
                      children: [
                        Row(
                          mainAxisAlignment: MainAxisAlignment.center,
                          children: [
                            Image.asset(
                              "assets/image/bs_trade_num.webp",
                              width: 16,
                              height: 16,
                            ),
                            Padding(
                              padding: EdgeInsets.only(left: 3.w),
                              child: Text(
                                "交易笔数",
                                style: TextStyle(
                                  fontSize: 12.sp,
                                  fontWeight: MyFontWeight.medium,
                                  color: Color(0xFF30415B),
                                ),
                              ),
                            ),
                          ],
                        ),
                        Padding(
                          padding: EdgeInsets.only(
                              top: 5.h, left: 20.w, right: 20.w),
                          child: Text(
                            (dayCount?.orderNum ?? 0).toString(),
                            style: TextStyle(
                              fontSize: 18.sp,
                              fontWeight: MyFontWeight.medium,
                              color: Color(0xFF30415B),
                            ),
                          ),
                        ),
                      ],
                    )),
                    Expanded(
                        child: Column(
                      crossAxisAlignment: CrossAxisAlignment.center,
                      children: [
                        Row(
                          mainAxisAlignment: MainAxisAlignment.center,
                          children: [
                            Image.asset(
                              "assets/image/bs_refund.webp",
                              width: 14,
                              height: 14,
                            ),
                            Padding(
                              padding: EdgeInsets.only(left: 3.w),
                              child: Text(
                                "退款金额(元)",
                                style: TextStyle(
                                  fontSize: 12.sp,
                                  fontWeight: MyFontWeight.medium,
                                  color: Color(0xFF30415B),
                                ),
                              ),
                            ),
                          ],
                        ),
                        Padding(
                          padding: EdgeInsets.only(
                              top: 5.h, left: 20.w, right: 20.w),
                          child: Text(
                            (dayCount?.refundMoney ?? "0.00") == "0"
                                ? "0.00"
                                : (dayCount?.refundMoney ?? "0.00"),
                            style: TextStyle(
                              fontSize: 18.sp,
                              fontWeight: MyFontWeight.medium,
                              color: Color(0xFF30415B),
                            ),
                          ),
                        ),
                      ],
                    )),
                    Expanded(
                        child: Column(
                      crossAxisAlignment: CrossAxisAlignment.center,
                      children: [
                        Row(
                          mainAxisAlignment: MainAxisAlignment.center,
                          children: [
                            Image.asset(
                              "assets/image/bs_refund_num.webp",
                              width: 14,
                              height: 14,
                            ),
                            Padding(
                              padding: EdgeInsets.only(left: 3.w),
                              child: Text(
                                "退款笔数",
                                style: TextStyle(
                                  fontSize: 12.sp,
                                  fontWeight: MyFontWeight.medium,
                                  color: Color(0xFF30415B),
                                ),
                              ),
                            ),
                          ],
                        ),
                        Padding(
                          padding: EdgeInsets.only(
                              top: 5.h, left: 20.w, right: 20.w),
                          child: Text(
                            (dayCount?.refundOrderNum ?? 0).toString(),
                            style: TextStyle(
                              fontSize: 18.sp,
                              fontWeight: MyFontWeight.medium,
                              color: Color(0xFF30415B),
                            ),
                          ),
                        ),
                      ],
                    ))
                  ],
                ),
              ],
            ),
          )
        ],
      ),
    );
  }

  ///侧面弹窗
  showAlertDialog(
    selectStoreIndex,
    businessLoginInfo,
  ) async {
    int index = await showCupertinoModalPopup(
        builder: (context) {
          return HomeSideslipDialog(selectStoreIndex, businessLoginInfo);
        },
        context: context);
    if (index != null) {
      if (index == -1) {
        Navigator.of(context).pop();
        return;
      }
      widget.changeIndex(index);
      _onRefresh(index: index);
    }
  }

  ///用户身份切换
  showIdentitySwitchDialog() async {
    SharedPreferences sharedPreferences = await SharedPreferences.getInstance();
    showDialog(
      context: context,
      builder: (context) {
        return AlertDialog(
            content: GestureDetector(
          behavior: HitTestBehavior.opaque,
          onTap: () {
            sharedPreferences.setString('identitySwitch', "2");
            Navigator.of(context).pushNamedAndRemoveUntil(
              '/router/main_page',
              (route) => false,
            );
          },
          child: Column(
            mainAxisSize: MainAxisSize.min,
            mainAxisAlignment: MainAxisAlignment.center,
            crossAxisAlignment: CrossAxisAlignment.center,
            children: [
              Image.asset(
                "assets/image/bs_user_switch_bg.webp",
                width: 144.h,
                height: 97.h,
              ),
              Padding(
                padding: EdgeInsets.only(top: 10.h, bottom: 10.h),
                child: Row(
                  mainAxisAlignment: MainAxisAlignment.center,
                  children: [
                    Image.asset(
                      "assets/image/bs_switch.webp",
                      width: 12.h,
                      height: 12.h,
                    ),
                    SizedBox(
                      width: 10.w,
                    ),
                    Text(
                      "切换成用户端",
                      style: TextStyle(
                        color: Color(0xFF30415B),
                        fontSize: 15.sp,
                        fontWeight: MyFontWeight.bold,
                      ),
                    ),
                  ],
                ),
              )
            ],
          ),
        ));
      },
    );
  }

  ///常用功能
  Widget commonFunctions() {
    return Container(
      color: Colors.white,
      margin: EdgeInsets.only(bottom:16.h),
      padding: EdgeInsets.only(left: 16.w, right: 15.w, top: 12.h, bottom: 16.h),
      child: Column(
        children: [
          Row(
            children: [
              Container(width: 4.w, height: 16.h, color: Color(0xFF30415B)),
              Padding(
                padding: EdgeInsets.only(
                  left: 12.w,
                ),
                child: Text(
                  "常用功能",
                  style: TextStyle(
                    fontSize: 15.sp,
                    fontWeight: MyFontWeight.semi_bold,
                    color: Color(0xFF0D0D0D),
                  ),
                ),
              ),
            ],
          ),
          GridView.builder(
            itemCount:commonFunctionsList.length ?? 0,
            padding: EdgeInsets.only(top:24.h),
            shrinkWrap: true,
            physics: NeverScrollableScrollPhysics(),
            gridDelegate: SliverGridDelegateWithFixedCrossAxisCount(
              crossAxisCount: 4,
              crossAxisSpacing:15.w,
              mainAxisSpacing: 12.w,
            ),
            itemBuilder: (context, index) {
              return GestureDetector(
                  behavior: HitTestBehavior.opaque,
                  onTap: () {
                    commonFunctionsIndex(index);
                  },
                  child: commonFunctionsItem(index));
            },
          ),
        ],
      ),
    );
  }

  ///常用功能跳转
  commonFunctionsIndex(index) async {
    switch (index) {
      case 0:
        if ((widget.businessLoginInfo
            .storeList[widget.selectStoreIndex].name ==
            "所有门店"
            ? "0"
            : widget.businessLoginInfo
            .storeList[widget.selectStoreIndex].id) == "0") {
          SmartDialog.show(
              widget: SettlementTips(
                    () {},
                text: "请选择门店进行收银操作",
                color: Color(0xFF30415B),
              ));
        }else{
          Navigator.of(context).pushNamed('/router/cashier_page', arguments: {
            "storeId": widget.businessLoginInfo
                .storeList[widget.selectStoreIndex].name ==
                "所有门店"
                ? "0"
                : widget.businessLoginInfo
                .storeList[widget.selectStoreIndex].id,
          });
        }
        break;
      case 1:
        Navigator.of(context)
            .pushNamed('/router/vip_recharge_page', arguments: {
          "storeId": widget.businessLoginInfo
              .storeList[widget.selectStoreIndex].name ==
              "所有门店"
              ? "0"
              : widget.businessLoginInfo
              .storeList[widget.selectStoreIndex].id,
        });
        break;
      case 2:
        Navigator.of(context)
            .pushNamed('/router/add_vip', arguments: {
          "storeId": widget.businessLoginInfo
              .storeList[widget.selectStoreIndex].name ==
              "所有门店"
              ? "0"
              : widget.businessLoginInfo
              .storeList[widget.selectStoreIndex].id,
        });
        break;
      case 3:
        Navigator.of(context)
            .pushNamed('/router/trade_overview_page', arguments: {
          "storeId": widget.businessLoginInfo
              .storeList[widget.selectStoreIndex].name ==
              "所有门店"
              ? "0"
              : widget.businessLoginInfo
              .storeList[widget.selectStoreIndex].id,
        });
        break;
      case 4:
        Navigator.of(context)
            .pushNamed('/router/business_vip_page', arguments: {
          "storeId": widget.businessLoginInfo
              .storeList[widget.selectStoreIndex].name ==
              "所有门店"
              ? "0"
              : widget.businessLoginInfo
              .storeList[widget.selectStoreIndex].id,
        });
        break;
      case 5:
        Navigator.of(context)
            .pushNamed('/router/hot_selling_page', arguments: {
          "storeId": widget.businessLoginInfo
              .storeList[widget.selectStoreIndex].name ==
              "所有门店"
              ? "0"
              : widget.businessLoginInfo
              .storeList[widget.selectStoreIndex].id,
        });
        break;
      case 6:
        Navigator.of(context)
            .pushNamed('/router/flow_page', arguments: {
          "storeName": widget?.businessLoginInfo
              ?.storeList[widget.selectStoreIndex].name ??
              "",
          "storeId": widget.businessLoginInfo
              .storeList[widget.selectStoreIndex].name ==
              "所有门店"
              ? "0"
              : widget.businessLoginInfo
              .storeList[widget.selectStoreIndex].id,
        });
        break;
      case 7:
        widget.changeTab(3);
        break;

    }
  }

  ///常用功能板块
  List<Map<String,String>> commonFunctionsList = [
    {"image":"assets/image/bus_home_syt.webp","commonName":"收银台","imageWidth":"26","imageHeight":"23"},
    {"image":"assets/image/bus_home_cz.webp","commonName":"充值","imageWidth":"22","imageHeight":"19"},
    {"image":"assets/image/bus_home_bhy.webp","commonName":"办会员","imageWidth":"24","imageHeight":"21"},
    {"image":"assets/image/bus_home_syzl.webp","commonName":"生意总览","imageWidth":"22","imageHeight":"23"},
    {"image":"assets/image/bus_home_hygl.webp","commonName":"会员管理","imageWidth":"23","imageHeight":"25"},
    {"image":"assets/image/bus_home_rxbd.webp","commonName":"热销榜单","imageWidth":"20","imageHeight":"26"},
    {"image":"assets/image/bus_home_jrls.webp","commonName":"今日流水","imageWidth":"22","imageHeight":"23"},
    {"image":"assets/image/bus_home_goods.webp","commonName":"商品","imageWidth":"21","imageHeight":"23"},
  ];

  ///常用功能Item
  Widget commonFunctionsItem(index){
    return Column(
      children: [
        Image.asset(
          commonFunctionsList[index]["image"],
          width: double.tryParse(commonFunctionsList[index]["imageWidth"]).w,
          height: double.tryParse(commonFunctionsList[index]["imageHeight"]).h,
          fit: BoxFit.fill,
        ),
        Padding(padding: EdgeInsets.only(top: 12.h),
            child: Text(
              commonFunctionsList[index]["commonName"],
              textAlign: TextAlign.center,
              style: TextStyle(
                fontSize: 14.sp,
                fontWeight: MyFontWeight.regular,
                color: Color(0xFF252626),
              ),
            )),
      ],
    );
  }

  ///统计
  Widget homeStatistics() {
    return Container(
      color: Colors.white,
      margin: EdgeInsets.only(bottom:16.h),
      padding: EdgeInsets.only(left: 16.w, right: 15.w, top: 12.h, bottom: 16.h),
      child: Column(
        children: [
          Row(
            children: [
              Container(width: 4.w, height: 16.h, color: Color(0xFF30415B)),
              Padding(
                padding: EdgeInsets.only(
                  left: 12.w,
                ),
                child: Text(
                  "统计",
                  style: TextStyle(
                    fontSize: 15.sp,
                    fontWeight: MyFontWeight.semi_bold,
                    color: Color(0xFF0D0D0D),
                  ),
                ),
              ),
            ],
          ),
          GridView.builder(
            itemCount:homeStatisticsList.length ?? 0,
            padding: EdgeInsets.only(top:24.h),
            shrinkWrap: true,
            physics: NeverScrollableScrollPhysics(),
            gridDelegate: SliverGridDelegateWithFixedCrossAxisCount(
              crossAxisCount: 4,
              crossAxisSpacing:15.w,
              mainAxisSpacing: 12.w,
            ),
            itemBuilder: (context, index) {
              return GestureDetector(
                  behavior: HitTestBehavior.opaque,
                  onTap: () {
                    homeStatisticsIndex(index);
                  },
                  child: homeStatisticsItem(index));
            },
          ),
        ],
      ),
    );
  }

  ///统计跳转
  homeStatisticsIndex(index) async {
    switch (index) {
      case 0:
        Navigator.of(context)
            .pushNamed('/router/trade_overview_page', arguments: {
          "storeId": widget.businessLoginInfo
              .storeList[widget.selectStoreIndex].name ==
              "所有门店"
              ? "0"
              : widget.businessLoginInfo
              .storeList[widget.selectStoreIndex].id,
        });
        break;
      case 1:
        Navigator.of(context)
            .pushNamed('/router/business_vip_page', arguments: {
          "storeId": widget.businessLoginInfo
              .storeList[widget.selectStoreIndex].name ==
              "所有门店"
              ? "0"
              : widget.businessLoginInfo
              .storeList[widget.selectStoreIndex].id,
          "index":2
        });
        break;
      case 2:
        Navigator.of(context)
            .pushNamed('/router/business_vip_page', arguments: {
          "storeId": widget.businessLoginInfo
              .storeList[widget.selectStoreIndex].name ==
              "所有门店"
              ? "0"
              : widget.businessLoginInfo
              .storeList[widget.selectStoreIndex].id,
          "index":1
        });
        break;
      case 3:
        Navigator.of(context)
            .pushNamed('/router/consumer_ranking_page', arguments: {
          "storeId": widget.businessLoginInfo
              .storeList[widget.selectStoreIndex].name ==
              "所有门店"
              ? "0"
              : widget.businessLoginInfo
              .storeList[widget.selectStoreIndex].id,
          "titleName":"会员余额统计"
        });
        break;
      case 4:
        Navigator.of(context)
            .pushNamed('/router/consumer_ranking_page', arguments: {
          "storeId": widget.businessLoginInfo
              .storeList[widget.selectStoreIndex].name ==
              "所有门店"
              ? "0"
              : widget.businessLoginInfo
              .storeList[widget.selectStoreIndex].id,
          "titleName":"消费排名"
        });
        break;
      case 5:
        Navigator.of(context)
            .pushNamed('/router/trade_overview_page', arguments: {
          "storeId": widget.businessLoginInfo
              .storeList[widget.selectStoreIndex].name ==
              "所有门店"
              ? "0"
              : widget.businessLoginInfo
              .storeList[widget.selectStoreIndex].id,
          "index":2
        });
        break;
    }
  }

  ///统计板块
  List<Map<String,String>> homeStatisticsList = [
    {"image":"assets/image/bus_home_yytj.webp","commonName":"营业统计","imageWidth":"21","imageHeight":"20"},
    {"image":"assets/image/bus_home_xfjl.webp","commonName":"消费记录","imageWidth":"22","imageHeight":"21"},
    {"image":"assets/image/bus_home_czjl.webp","commonName":"充值记录","imageWidth":"19","imageHeight":"22"},
    {"image":"assets/image/bus_home_hyyetj.webp","commonName":"会员余额统计","imageWidth":"23","imageHeight":"23"},
    {"image":"assets/image/bus_home_xfpm.webp","commonName":"消费排名","imageWidth":"26","imageHeight":"22"},
    {"image":"assets/image/bus_home_goods_ssfx.webp","commonName":"商品销售分析","imageWidth":"26","imageHeight":"23"},
  ];

  ///统计Item
  Widget homeStatisticsItem(index){
    return Column(
      children: [
        Image.asset(
          homeStatisticsList[index]["image"],
          width: double.tryParse(homeStatisticsList[index]["imageWidth"]).w,
          height: double.tryParse(homeStatisticsList[index]["imageHeight"]).h,
          fit: BoxFit.fill,
        ),
        Padding(padding: EdgeInsets.only(top: 12.h),
            child: Text(
              homeStatisticsList[index]["commonName"],
              textAlign: TextAlign.center,
              style: TextStyle(
                fontSize: 14.sp,
                fontWeight: MyFontWeight.regular,
                color: Color(0xFF252626),
              ),
            )),
      ],
    );
  }

  @override
  bool get wantKeepAlive => true;
}