YYHome/packages/cpt_community/lib/modules/community/community_vm.dart

import 'package:cpt_community/components/comments_dialog.dart';
import 'package:cpt_community/router/page/community_page_router.dart';
import 'package:cs_resources/generated/assets.dart';
import 'package:cs_resources/theme/app_colors_theme.dart';
import 'package:flutter/cupertino.dart';
import 'package:plugin_platform/engine/dialog/dialog_engine.dart';
import 'package:plugin_platform/engine/toast/toast_engine.dart';
import 'package:riverpod_annotation/riverpod_annotation.dart';
import 'package:router/path/router_path.dart';
import 'package:shared/utils/log_utils.dart';
import 'package:auto_route/auto_route.dart';
import 'package:widgets/dialog/app_custom_dialog.dart';
import 'package:widgets/my_checkbox_group.dart';

import '../garage/garagesale_post/garagesale_post_page.dart';
import '../my_following/my_following_page.dart';
import '../my_posts/my_posts_page.dart';
import 'community_page.dart';
import 'community_state.dart';
import 'newsfeed_post/newsfeed_post_page.dart';

part 'community_vm.g.dart';

@riverpod
class CommunityVm extends _$CommunityVm {
  get topSectionsData => state.topSectionsData;


  CommunityVmState initState() {
    return CommunityVmState(
      currentCategoryIdx: 0,
      currentPageViewIdx: 0,
      lastGarageTabIdx: 0,
      lastNewsfeedTabIdx: 0,
      newsFeedTabsList: [
        "News",
        "Following",
        "For You",
      ],
      garageSaleTabsList: [
        "For Sale",
        "For Rent",
      ],
    );
  }

  @override
  CommunityVmState build(){
    final state = initState();

    // 第一帧渲染完成

    WidgetsBinding.instance?.addPostFrameCallback((timeStamp) {

    });
    Log.d("--------------------------build---------------------");

    return state;
  }

  tabsRouterChange(){
    Log.d("----tabsRouterChange---${tabsRouterKey.currentState?.controller?.activeIndex}-");
    state = state.copyWith(currentPageViewIdx: tabsRouterKey.currentState?.controller?.activeIndex ?? 0);
  }

  // 切换tab
  handlerChangeTab(int tabIndex, TabsRouter? tabsRouter, int? categoryIdx) {
    tabsRouter = (tabsRouter?? tabsRouterKey.currentState?.controller)!;
    categoryIdx = categoryIdx ?? state.currentCategoryIdx;
    if(categoryIdx == 0){
      tabsRouter.setActiveIndex(tabIndex);
    }else {
      tabsRouter.setActiveIndex(state.newsFeedTabsList!.length + tabIndex);
    }
  }

  // 切换news feed和garage sale
  handlerSwitchNewsfeedOrGaragesale( int categoryIdx, BuildContext? context, TabsRouter? tabsRouter){
    tabsRouter = (tabsRouter?? tabsRouterKey.currentState?.controller)!;
    categoryIdx = categoryIdx;
    if(categoryIdx == 0){
      tabsRouter.setActiveIndex(state.lastNewsfeedTabIdx);
    }else if (categoryIdx == 1){
      tabsRouter.setActiveIndex(state.newsFeedTabsList!.length + state.lastGarageTabIdx);
    }
  }

  // 设置当前的cat类型
  setCurrentCategoryIdx(BuildContext? context, int categoryIdx, int? lastNewsfeedTabIdx, int? lastGarageTabIdx){
    state = state.copyWith(
        currentCategoryIdx: categoryIdx,
        lastNewsfeedTabIdx: lastNewsfeedTabIdx?? state.lastNewsfeedTabIdx,
        lastGarageTabIdx: lastGarageTabIdx?? state.lastGarageTabIdx
    );
  }

  // 判断当前pageview 页面正处于显示状态
  Future isCurrentPageViewShowing(int pageViewIdx) async{
    // 延迟获取结果
    bool isShowing = await Future.delayed(const Duration(milliseconds: 500), (){
      return state.currentPageViewIdx == pageViewIdx;
    });
    return isShowing;
  }

  // 选择 garage sale 导航栏点击 选择分类
  handlerChooseGarageCategory(BuildContext context) async {
    List<Map<String, dynamic>> categoryList = [
      {
        'id': '1',
        'label': 'Kids',
      },
      {
        'id': '2',
        'label': 'Homeware',
      },
      {
        'id': '3',
        'label': 'Fashion',
      },
      {
        'id': '4',
        'label': 'Electronics',
      },
      {
        'id': '5',
        'label': 'Sports',
      },
      {
        'id': '6',
        'label': 'Furniture',
      },
      {
        'id': '7',
        'label': 'Others',
      },
    ];
    await DialogEngine.show(
        tag: "chooseGarageSaleCategory",
        position: DialogPosition.center,
        widget: AppCustomDialog(
          message: '',
          dialogWidth: MediaQuery.of(context).size.width * 0.8,
          // contentBoxMaxHeight: 350,
          // contentBoxMinHeight: 300,
          confirmTxt: "Ok",
          messageBuilder: (BuildContext context){
            return Container(
              color: context.appColors.textWhite,
              child: Column(
                mainAxisAlignment: MainAxisAlignment.start,
                crossAxisAlignment: CrossAxisAlignment.start,
                children: [
                  MyCheckboxGroup(
                      isSingleSelect: false,
                      labelStyle: const TextStyle(
                        fontSize: 16,
                        fontWeight: FontWeight.w500,
                      ),
                      items: categoryList,
                      onChanged: (List<Map<String, dynamic>> selectedItems){
                        Log.d("----MyCheckboxGroup onChanged  $selectedItems");
                      }
                  )
                ],
              ),
            );
          },
          isShowCancelBtn:false,
          confirmAction: (){

          },
        )
    );
  }

  // 点击了导航栏的 like btn
  handlerClickNavbarLikeBtn(BuildContext? context){
    if(state.currentCategoryIdx ==0){
      //
      ToastEngine.show("点击了 newsfeed like");
    }else if(state.currentCategoryIdx == 1){
      //
      ToastEngine.show("点击了 garagesale like");

    }
  }

  // 点击了导航栏的 filter btn
  handlerClickNavbarFilterBtn(BuildContext? context,){
    ToastEngine.show("点击 filter");
    handlerChooseGarageCategory(context!);
  }

  // 点击发布的按钮 跳转到 newsfeed 发布的页面
  void handlerGotoNewsfeedPost(context){
    // AutoRouter.of(context).pushNamed(RouterPath.newsFeedPost);
    NewsfeedPostPage.startInstance();
    // MyPostsPage.startInstance();
    // MyFollowingPage.startInstance();
  }

  // 点击发布的按钮 跳转到garagesale 发布的页面
  void handlerGotoGaragePost(context){
    GaragesalePostPage.startInstance();
  }
}