aku_new_community/lib/pages/home/home_page.dart

// Dart imports:
import 'dart:async';
import 'dart:convert';

// Flutter imports:
import 'package:flutter/cupertino.dart';
import 'package:flutter/material.dart';

// Package imports:
import 'package:flutter_icons/flutter_icons.dart';
import 'package:flutter_screenutil/flutter_screenutil.dart';
import 'package:pull_to_refresh/pull_to_refresh.dart';
import 'package:velocity_x/velocity_x.dart';

// Project imports:
import 'package:akuCommunity/const/resource.dart';
import 'package:akuCommunity/extensions/num_ext.dart';
import 'package:akuCommunity/extensions/page_router.dart';
import 'package:akuCommunity/model/aku_shop_model.dart';
import 'package:akuCommunity/pages/activities_page/activities_page.dart';
import 'package:akuCommunity/pages/convenient_phone/convenient_phone_page.dart';
import 'package:akuCommunity/pages/home/widget/animate_app_bar.dart';
import 'package:akuCommunity/pages/industry_committee/industry_committee_page.dart';
import 'package:akuCommunity/pages/life_pay/life_pay_page.dart';
import 'package:akuCommunity/pages/message_center_page/message_center_page.dart';
import 'package:akuCommunity/pages/open_door_page/open_door_page.dart';
import 'package:akuCommunity/pages/scan/scan_page.dart';
import 'package:akuCommunity/pages/things_page/fixed_submit_page.dart';
import 'package:akuCommunity/pages/total_application_page/total_applications_page.dart';
import 'package:akuCommunity/pages/visitor_access_page/visitor_access_page.dart';
import 'package:akuCommunity/service/base_model.dart';
import 'package:akuCommunity/ui/manager/advice/advice_page.dart';
import 'package:akuCommunity/utils/headers.dart';
import 'package:akuCommunity/widget/container_comment.dart';
import 'package:akuCommunity/widget/grid_buttons.dart';
import 'package:akuCommunity/widget/single_ad_space.dart';
import 'widget/home_card.dart';
import 'widget/home_search.dart';
import 'widget/home_swiper.dart';
import 'widget/home_tag_bar.dart';

class HomePage extends StatefulWidget {
  HomePage({Key key}) : super(key: key);

  @override
  _HomePageState createState() => _HomePageState();
}

class _HomePageState extends State<HomePage>
    with AutomaticKeepAliveClientMixin, SingleTickerProviderStateMixin {
  @override
  bool get wantKeepAlive => true;

  ScrollController _scrollController;

  List<AkuShopModel> _shopList = [];
  List<dynamic> data;

  RefreshController _refreshController =
      RefreshController(initialRefresh: false);

  int page = 1;

  List<GridButton> _gridList = [
    GridButton('一键开门', R.ASSETS_ICONS_TOOL_YJKM_PNG, OpenDoorPage().to),
    GridButton('访客通行', R.ASSETS_ICONS_TOOL_FKYQ_PNG, VisitorAccessPage().to),
    GridButton('报事报修', R.ASSETS_ICONS_TOOL_BSBX_PNG, FixedSubmitPage().to),
    GridButton('生活缴费', R.ASSETS_ICONS_TOOL_SHJF_PNG, LifePayPage().to),
    GridButton('业委会', R.ASSETS_ICONS_TOOL_YWH_PNG, IndustryCommitteePage().to),
    GridButton('建议咨询', R.ASSETS_ICONS_TOOL_JYTS_PNG,
        AdvicePage(type: AdviceType.SUGGESTION).to),
    GridButton('便民电话', R.ASSETS_ICONS_TOOL_BMDH_PNG, ConvenientPhonePage().to),
    GridButton(
        '全部应用', R.ASSETS_ICONS_TOOL_QBYY_PNG, TotalApplicationsPage().to),
  ];

  @override
  void initState() {
    super.initState();
    Future<String> loadString =
        DefaultAssetBundle.of(context).loadString("assets/json/shop.json");
    loadString.then((String value) {
      // 通知框架此对象的内部状态已更改
      akuShop(value);
    });
    // akuShop(page);
    _scrollController = ScrollController();
  }

  Future<void> akuShop(String response) async {
    Map<String, dynamic> result = json.decode(response.toString());
    BaseModel model = BaseModel.fromJson(result);
    model.result.forEach((item) {
      item["count"] = 1;
      item["isCheck"] = false;
      AkuShopModel list = AkuShopModel.fromJson(item);
      setState(() {
        _shopList.add(list);
      });
    });
  }

  void _onLoading() async {
    await Future.delayed(Duration(milliseconds: 1500));
    page++;
    // akuShop(page);
    if (mounted) setState(() {});
    _refreshController.loadComplete();
  }

  _buildColButton({IconData icon, String title, VoidCallback onTap}) {
    return MaterialButton(
      onPressed: onTap,
      minWidth: 0,
      padding: EdgeInsets.symmetric(horizontal: 16.w),
      materialTapTargetSize: MaterialTapTargetSize.shrinkWrap,
      child: Column(
        mainAxisAlignment: MainAxisAlignment.center,
        children: [
          Icon(icon, size: 48.w, color: Colors.black),
          4.hb,
          title.text.size(20.sp).black.make(),
        ],
      ),
    );
  }

  @override
  Widget build(BuildContext context) {
    super.build(context);
    ScreenUtil.init(context,
        designSize: Size(750, 1334), allowFontScaling: true);
    return Scaffold(
      extendBodyBehindAppBar: true,
      appBar: AnimateAppBar(
        scrollController: _scrollController,
        actions: [
          _buildColButton(
            icon: AntDesign.scan1,
            title: '扫一扫',
            onTap: ScanPage().to,
          ),
          _buildColButton(
            icon: AntDesign.bells,
            title: '消息',
            onTap: MessageCenterPage().to,
          ),
          16.wb,
        ],
      ),
      body: RefreshConfiguration(
        child: SmartRefresher(
          controller: _refreshController,
          header: WaterDropHeader(),
          footer: ClassicFooter(),
          onLoading: _onLoading,
          enablePullUp: true,
          enablePullDown: false,
          child: CustomScrollView(
            controller: _scrollController,
            slivers: [
              SliverToBoxAdapter(
                child: Column(
                  mainAxisSize: MainAxisSize.min,
                  children: [
                    HomeSearch(),
                    HomeSwiper(),
                    SizedBox(height: 100.w),
                    ContainerComment(
                      radius: 8,
                      customWidget: GridButtons(
                        gridList: _gridList,
                        crossCount: 4,
                      ),
                    ),
                    // SingleAdSpace(
                    //   imagePath: R.ASSETS_EXAMPLE_GUANGGAO2_PNG,
                    // ),
                    HomeTagBar(
                      title: '物业收费标准请查收~',
                      tag: '公告',
                      isShowImage: true,
                    ),
                    Column(
                      children: [
                        HomeTagBar(
                          title: '社区活动',
                          tag: '活动',
                          isShowImage: false,
                          fun: () {
                            ActivitiesPage().to;
                          },
                        ),
                        HomeCard(
                          isActivity: true,
                          title: '22日上午10点,阳光小镇在二期乒乓球场地举行了小区乒乓比赛',
                          subtitleOne: '活动时二楼',
                          subtitleTwo: '06月17日 12:00至06月17日 18:30',
                          imagePath:
                              'https://timgsa.baidu.com/timg?image&quality=80&size=b9999_10000&sec=1601275745883&di=e7b2a1afdb8812f8a9acd9742ea7e1a7&imgtype=0&src=http%3A%2F%2Fy3.ifengimg.com%2Fcmpp%2F2013%2F12%2F27%2F03%2F459f46cb-c07f-4083-9a65-27b90cb4562f.jpg',
                        ),
                      ],
                    ),
                    SizedBox(height: 24.w),
                    // Column(
                    //   children: [
                    //     HomeTagBar(
                    //       title: '社区团购',
                    //       tag: '团购',
                    //       isShowImage: false,
                    //     ),
                    //     HomeCard(
                    //       isActivity: false,
                    //       title: '新疆库尔阿勒4.5斤,仙人蕉 香甜可口',
                    //       subtitleOne: '中国新疆',
                    //       subtitleTwo: '2020年07月03日',
                    //       imagePath:
                    //           'http://news.eastday.com/d/file/tga/2013-02-17/c2e7bd7fca1ed2ecf5d50dc9fb30275d.jpg',
                    //     ),
                    //     HomeCard(
                    //       isActivity: false,
                    //       title: '刚果柠檬大果4盒 鲜果新鲜采摘15斤',
                    //       subtitleOne: '非洲刚果',
                    //       subtitleTwo: '2020年08月09日',
                    //       imagePath:
                    //           'http://5b0988e595225.cdn.sohucs.com/images/20180203/328e145f84c54dd08d1b11b890109862.jpeg',
                    //     ),
                    //   ],
                    // ),
                    // SizedBox(height: 30.w),
                    // HomeTagBar(
                    //   title: '社区商城',
                    //   tag: '团购',
                    //   isShowImage: false,
                    //   isShowTitle: true,
                    // ),
                  ],
                ),
              ),
              // SliverPadding(
              //     padding: EdgeInsets.only(
              //       top: 30.w,
              //       left: 32.w,
              //       right: 32.w,
              //     ),
              //     sliver: _shopList.length == 0
              //         ? SliverToBoxAdapter(child: GoodsCardSkeleton())
              //         : SliverGoodsCard(shoplist: _shopList)),
            ],
          ),
        ),
      ),
    );
  }
}