douyin_demo/lib/providers/RecommendProvider.dart

// import 'package:flutter/foundation.dart';
import 'package:provider/provider.dart';
import 'package:flutter/material.dart';

class RecommendProvider with ChangeNotifier {
  bool ifShowBottom=true;

  double screenHeight;
  MainInfo mainInfo = MainInfo(
      avatarUrl:
          "https://pic2.zhimg.com/v2-a88cd7618933272ca681f86398e6240d_xll.jpg",
      content:
          "奥斯卡答复哈士大夫哈师大发输电和健康阿萨德鸿福路口氨基酸的鸿福路口啊,奥斯卡答复哈士大夫哈师大发输电和健康阿萨德鸿福路口氨基酸的鸿福路口啊",
      favCount: 109,
      replyCount: 212,
      shareCount: 317,
      userName: "马有发",
      videoPath: "lib/images/pingguo.jpeg",
      desc: "马友发做的一个有意思的模拟抖音的小App，用的Flutter哦~",
      ifFaved: false);

  Reply reply = Reply(
    ifFaved: true,
    afterReplies: List<Reply>(),
    replyContent: "真可爱，真好看，真厉害~真可爱，真好看，真厉害~",
    replyMakerAvatar: "https://pic2.zhimg.com/v2-a88cd7618933272ca681f86398e6240d_xll.jpg",
    replyMakerName: "ABC",
    whenReplied: "3小时前"
  );

  

  setScreenHeight(height){
    screenHeight=height;
    notifyListeners();
  }

  hideBottomBar(){
    ifShowBottom=false;
    notifyListeners();
  }
  tapFav() {
    mainInfo.ifFaved = !mainInfo.ifFaved;
    if (mainInfo.ifFaved) {
      mainInfo.favCount += 1;
    } else {
      mainInfo.favCount -= 1;
    }
    notifyListeners();
  }
}

class MainInfo {
  String avatarUrl;
  String userName;
  String content;
  int favCount;
  int replyCount;
  int shareCount;
  String videoPath;
  String desc;
  bool ifFaved;

  MainInfo(
      {this.avatarUrl,
      this.content,
      this.favCount,
      this.replyCount,
      this.shareCount,
      this.userName,
      this.videoPath,
      this.desc,
      this.ifFaved});
}

class Reply {
  String replyMakerName;
  String replyMakerAvatar;
  String replyContent;
  String whenReplied;
  bool ifFaved;
  List<Reply> afterReplies;

  Reply(
      {this.ifFaved,
      this.afterReplies,
      this.replyContent,
      this.replyMakerAvatar,
      this.replyMakerName,
      this.whenReplied});
}