huixiang_app/lib/community/community_child_list.dart

import 'package:dio/dio.dart';
import 'package:flutter/material.dart';
import 'package:huixiang/data/base_data.dart';
import 'package:huixiang/data/comunity_comment.dart';
import 'package:huixiang/data/page.dart';
import 'package:huixiang/retrofit/retrofit_api.dart';
import 'package:huixiang/utils/shared_preference.dart';
import 'package:huixiang/view_widget/classic_header.dart';
import 'package:huixiang/view_widget/my_footer.dart';
import 'package:pull_to_refresh/pull_to_refresh.dart';

import 'community_list.dart';

class CommunityChildList extends StatefulWidget {
  final String typeStr;

  CommunityChildList(this.typeStr);

  @override
  State<StatefulWidget> createState() {
    return _CommunityChildList();
  }
}

class _CommunityChildList extends State<CommunityChildList> {
  RefreshController refreshController = RefreshController();
  final ScrollController scrollController = ScrollController();
  ApiService? apiService;
  int pageNum = 1;
  String? userId;
  bool isLoadMore = false;

  List<ComunityComment> comments = [];

  @override
  void initState() {
    super.initState();
    apiService = ApiService(
      Dio(),
      context: context,
      token: SharedInstance.instance.token,
    );
    _onRefresh();
  }

  _onRefresh() async {
    queryCommunity();
  }

  ///动态列表
  queryCommunity() async {
    if(isLoadMore){
      pageNum += 1;
      isLoadMore = false;
    } else {
      pageNum = 1;
    }
    BaseData<PageInfo<ComunityComment>>? baseData = await apiService?.trendList({
      "onlyFollow": widget.typeStr == "关注" ? true : false,
      "onlyMe": false,
      "pageNum": pageNum,
      "pageSize": 10,
      "searchKey": ""
    }).catchError((error) {
      refreshController.refreshFailed();
      refreshController.loadFailed();
      return BaseData<PageInfo<ComunityComment>>()..isSuccess = false;
    });
    refreshController.refreshCompleted();
    refreshController.loadComplete();
    if (baseData?.isSuccess ?? false) {
      setState(() {
        if (pageNum == 1) {
          comments.clear();
        }
        comments.addAll(baseData?.data?.list ?? []);
        // comments.sort((a,b)=>b.createTime.compareTo(a.createTime));
        // print("comments: ${comments.length}");
        if ((int.tryParse("${baseData?.data?.total}") ?? 0) < (pageNum * 10)) {
          refreshController.loadNoData();
        }
      });
    }
  }

  @override
  Widget build(BuildContext context) {
    // return FutureBuilder(
    //   future: queryCommunity(),
    //   builder: (context, position) {
        return SmartRefresher(
          controller: refreshController,
          enablePullDown: true,
          enablePullUp: true,
          physics: BouncingScrollPhysics(),
          header: MyHeader(),
          footer: CustomFooter(
            builder: (context, mode) {
              return MyFooter(mode);
            },
          ),
          onRefresh: _onRefresh,
          onLoading: () {
            isLoadMore = true;
            _onRefresh();
          },
          scrollController: scrollController,
          child: Container(
            child: SingleChildScrollView(
              physics: BouncingScrollPhysics(),
              child: Container(
                // color: Color(0xFFF7F7F7),
                // margin: EdgeInsets.only(top: 16.h),
                child: Column(
                 children: [
                   CommunityList(
                     comments,
                     userId,
                     0,
                     isList: true,
                     exitFull: () {
                       _onRefresh();
                     },
                   ),
                 ],
                ),
              ),
            ),
          ),
        );
    //   },
    // );
  }
}