WGShare.Mobile.Flutter/wgshare/lib/pages/start_page.dart

import 'dart:async';

import 'package:flutter/material.dart';
import 'package:flutter_screenutil/flutter_screenutil.dart';
import 'package:get/get.dart';
import 'package:wgshare/common/mixins/request_tool_mixin.dart';
import 'package:wgshare/common/models/user_info_detail.dart';
import 'package:wgshare/common/store/user_store.dart';
import 'package:wgshare/pages/homePage/home_logic.dart';
import 'package:wgshare/pages/userPage/user_logic.dart';
import 'package:wgshare/pages/userPage/user_view.dart';
import 'package:wgshare/utils/toast_utils.dart';

import '../utils/color_util.dart';
import 'homePage/home_view.dart';

class StartPage extends StatefulWidget {
  const StartPage({super.key});

  @override
  State<StartPage> createState() => _StartPageState();
}

class _StartPageState extends State<StartPage> with RequestToolMixin {
  DateTime? lastPopTime;
  final _pageController = Get.find<StartPageController>();

  late final List<Widget> _bodyList;

  @override
  void initState() {
    super.initState();
    Get.put(HomeLogic());
    Get.put(UserLogic());

    _bodyList = [
      const HomePage(),
      const UserPage(),
    ];

    String? token = UserStore.to.token;
    UserInfoDetail? userInfoDetail = UserStore.to.userDetailInfo.value;

    if ((token?.isNotEmpty ?? false) && userInfoDetail != null) {
      UserStore.to.updateUserInfo(); // 更新用户信息
    } else {
      /// 没有登录返回登录页
      Future.delayed(const Duration(milliseconds: 100)).then((e) {
        // UserStore.to.erase();
        // StorageService.to.erase();
        // Get.offAllNamed(Routes.login);
      });
    }
  }

  @override
  void dispose() {
    Get.delete<StartPageController>();
    super.dispose();
  }

  /// 获取项目 icon
  Widget getItemIcon(String icon) {
    return Image.asset(
      icon,
      fit: BoxFit.contain,
      width: 24.w,
      height: 24.h,
    );
  }

  @override
  Widget build(BuildContext context) {
    return WillPopScope(
      child: Scaffold(
        body: PageView(
          controller: _pageController._pageIndexState.pageController,
          physics: const BouncingScrollPhysics(),
          onPageChanged: (index) {
            _pageController._pageIndexState.pageIndex.value = index;
          },
          children: _bodyList,
        ),
        bottomNavigationBar: Theme(
            data: ThemeData(
              splashColor: Colors.transparent,
              highlightColor: Colors.transparent,
            ),
            child: Obx(() {
              return BottomNavigationBar (
                iconSize: 24.sp,
                items: <BottomNavigationBarItem>[
                  BottomNavigationBarItem(
                    label: '首页',
                    icon: Image.asset(
                      'assets/images/home_index_select_n.png',
                      width: 22.w,
                      height: 22.h,
                    ),
                    activeIcon: Image.asset(
                      'assets/images/home_index_select_y.png',
                      width: 22.w,
                      height: 22.h,
                    ),
                  ),
                  BottomNavigationBarItem(
                    label: '我的',
                    icon: Image.asset(
                      'assets/images/home_user_select_n.png',
                      width: 22.w,
                      height: 22.h,
                    ),
                    activeIcon: Image.asset(
                      'assets/images/home_user_select_y.png',
                      width: 22.w,
                      height: 22.h,
                    ),
                  ),
                ],
                //设置显示的模式
                type: BottomNavigationBarType.fixed,
                backgroundColor: Colors.white,
                selectedFontSize: 14.sp,
                selectedItemColor: ColorUtil.Color_85_117_242,
                unselectedFontSize: 14.sp,
                unselectedItemColor: ColorUtil.Color_80_87_103,
                //设置当前的索引
                currentIndex: _pageController._pageIndexState.pageIndex.value,
                //tabBottom的点击监听
                onTap: (index) {
                  print('appbar下标：${index}');
                  _pageController._pageIndexState.pageController.jumpToPage(index);
                },
              );
            })),
      ),
      onWillPop: () async {
        if (lastPopTime == null || DateTime.now().difference(lastPopTime!) > const Duration(seconds: 1)) {
          lastPopTime = DateTime.now();
          ToastUtils.getFluttertoast(context: context, msg: '连续两次返回就退出');
          return Future.value(false);
        } else {
          lastPopTime = DateTime.now();
          // 退出app
          return Future.value(true);
        }
      },
    );
  }
}

class StartPageState {
  StartPageState({required this.pageController, this.showUpgrade = false});

  RxInt pageIndex = 0.obs;
  bool showUpgrade;

  //文本输入框控制器
  final PageController pageController;
}

class StartPageController extends GetxController with RequestToolMixin {
  late StartPageState _pageIndexState;

  @override
  void onInit() {
    _pageIndexState = StartPageState(pageController: PageController());
    super.onInit();
  }
}

class StartPageBinding extends Bindings {
  @override
  void dependencies() {
    Get.lazyPut(() => StartPageController());
  }
}