dating_touchme_app/lib/pages/main/main_page.dart

import 'package:dating_touchme_app/generated/assets.dart';
import 'package:dating_touchme_app/pages/main/main_controller.dart';
import 'package:dating_touchme_app/pages/message/message_page.dart';
import 'package:dating_touchme_app/pages/mine/mine_page.dart';
import 'package:dating_touchme_app/rtc/rtm_manager.dart';
import 'package:flutter/material.dart';
import 'package:get/get.dart';
import 'package:get_storage/get_storage.dart';

import 'package:dating_touchme_app/controller/mine/user_controller.dart';
import 'package:dating_touchme_app/controller/message/conversation_controller.dart';
import 'package:tdesign_flutter/tdesign_flutter.dart';

import '../../extension/router_service.dart';
import '../../widget/double_tap_to_exit_widget.dart';
import '../discover/discover_page.dart';
import '../home/home_page.dart';
// 移除未使用的导入

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

  @override
  State<MainPage> createState() => _MainPageState();
}

class _MainPageState extends State<MainPage> {
  final storage = GetStorage();
  PageController pageController = PageController(initialPage: 0);
  int currentIndex = 0; // 使用普通int替代RxInt
  
  // 将页面实例存储为成员变量，避免每次build都重新创建
  late HomePage homePage;
  late DiscoverPage discoverPage;
  late MessagePage messagePage;
  late MinePage minePage;

  final MainController controller = Get.put(MainController());

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

    // 初始化页面实例
    homePage = HomePage();
    discoverPage = DiscoverPage();
    messagePage = MessagePage();
    minePage = MinePage(key: pageBKey,);

    // 初始化UserController并调用获取环信用户token的方法
    final userController = Get.put(UserController());
    userController.getHxUserToken();
    Get.put(RouteGuardService());
    // 检查token并调用获取婚姻信息详情的方法
    checkTokenAndFetchMarriageInfo();
    initRTM();
  }

  // 检查token并获取婚姻信息详情
  Future<void> checkTokenAndFetchMarriageInfo() async {
    // 调用userController中的getMarriageInformationDetail方法
    final userController = Get.find<UserController>();
    final userId = storage.read<String>('userId');
    if(userId != null && userId.isNotEmpty){
      await userController.getBaseUserInfo(userId, true);
    }
  }
  
  initRTM() async {
    String? userId = storage.read<String>('userId');
    await RTMManager.instance.initialize(appId: '4c2ea9dcb4c5440593a418df0fdd512d', userId: userId ?? '');
  }

  final pageBKey = GlobalKey<MinePageState>();

  @override
  Widget build(BuildContext context) {
    return DoubleTapToExitWidget(
      child: Scaffold(
        backgroundColor: Colors.transparent,
        resizeToAvoidBottomInset: false,
        body: PageView(
          physics: const NeverScrollableScrollPhysics(),
          controller: pageController,
          children: [
            homePage, // 使用成员变量引用
            discoverPage,
            messagePage,
            minePage,
          ],
        ),
        bottomNavigationBar: _buildBottomNavigationBar(),
      ),
    );
  }

  /// 构建底部导航栏
  Widget _buildBottomNavigationBar() {
    // 确保 ConversationController 已注册（如果未注册则注册一个，避免 Obx 中的错误）
    if (!Get.isRegistered<ConversationController>()) {
      Get.put(ConversationController(), permanent: false);
    }
    
    return Obx(() {
      // 在 Obx 内部直接访问 observable，不使用条件判断，确保 GetX 能够追踪变化
      final controller = Get.find<ConversationController>();
      final unreadCount = controller.totalUnreadCount.value;
      
      return TDBottomTabBar(
            currentIndex: currentIndex,
            TDBottomTabBarBasicType.iconText,
            componentType: TDBottomTabBarComponentType.normal,
            useVerticalDivider: false,
            barHeight: 61,
            navigationTabs: [
              tabItem('首页', Assets.imagesHomePre, Assets.imagesHomeNol, 0, 0),
              tabItem('找对象', Assets.imagesDiscoverPre, Assets.imagesDiscoverNol, 1, 0),
              tabItem('消息', Assets.imagesMessagePre, Assets.imagesMessageNol, 2, unreadCount),
              tabItem('我的', Assets.imagesMinePre, Assets.imagesMineNol, 3, 0),
            ]
      );
    });
  }

  /// 底部导航栏item
  TDBottomTabBarTabConfig tabItem(String title, String selectedIcon, String unselectedIcon, int index, int unreadCount) {
    return TDBottomTabBarTabConfig(
      tabText: title,
      selectedIcon: Image.asset(selectedIcon, width: 30, height: 30, fit: BoxFit.cover),
      unselectedIcon: Image.asset(unselectedIcon, width: 30, height: 30, fit: BoxFit.cover),
      selectTabTextStyle: TextStyle(color: Color(0xFFED4AC3)),
      unselectTabTextStyle: TextStyle(color: Color(0xFF999999)),
      badgeConfig: BadgeConfig(
        showBadge: unreadCount > 0,
        tdBadge: TDBadge(TDBadgeType.message, count: unreadCount.toString(), maxCount: '99'),
        badgeTopOffset: -2,
        badgeRightOffset: unreadCount >= 99 ? -20 : -8,
      ),
      onTap: () {
        currentIndex = index;
        pageController.jumpToPage(index);
        if(index == 3){
          pageBKey.currentState?.getUserCount();
        }
      },
    );
  }
}