AbroadLocation/lib/module/main/main_page.dart

import 'package:abroad_location/base/base_page.dart';
import 'package:flutter/cupertino.dart';
import 'package:flutter/material.dart';
import 'package:flutter/src/widgets/framework.dart';
import 'package:flutter_screenutil/flutter_screenutil.dart';
import 'package:get/get.dart';
import 'package:get/get_core/src/get_main.dart';
import '../../resource/colors.gen.dart';
import '../../router/app_pages.dart';
import 'main_controller.dart';

class MainPage extends BasePage<MainController> {
  const MainPage({super.key});

  static start() {
    Get.offAllNamed(RoutePath.mainTab);
  }

  @override
  bool immersive() {
    return true;
  }

  @override
  Widget buildBody(BuildContext context) {
    return DefaultTabController(
      initialIndex: controller.currentIndex,
      length: controller.tabData.length,
      child: Scaffold(
          body: buildTabBarView(), bottomNavigationBar: buildBottomBar()),
    );
  }

  Widget buildBottomBar() {
    return Container(
      decoration: BoxDecoration(
        color: ColorName.white,
        boxShadow: [
          BoxShadow(
            color: ColorName.black5.withOpacity(0.03), // 阴影颜色
            blurRadius: 16, // 阴影模糊半径
            spreadRadius: 2, // 阴影扩展半径
            offset: const Offset(0, 0), // 阴影位置，向上偏移
          ),
        ],
      ),
      child: Row(children: [
        for (int i = 0; i < controller.tabData.length; i++)
          tabItem(controller.tabData[i], i)
      ]),
    );
  }

  Widget tabItem(TabData tabData, int index) {
    return Expanded(
        child: Container(
      padding: EdgeInsets.only(top: 9.w, bottom: 15.w),
      child: Builder(builder: (context) {
        return GestureDetector(
          onTap: () {
            DefaultTabController.of(context).animateTo(index);
            controller.onTabClick(index);
          },
          child: Obx(() {
            return Image(
                image: controller.currentIndex == index
                    ? tabData.selectIcon
                    : tabData.unSelectIcon,
                width: 32.w,
                height: 32.w);
          }),
        );
      }),
    ));
  }

  Widget buildTabBarView() {
    return TabBarView(children: [
      for (int i = 0; i < controller.tabData.length; i++)
        controller.tabData[i].page
    ]);
  }
}