vue 原生多个上下箭头来回切换，并且内容显示隐藏

多个上下箭头来回切换，并且内容显示隐藏
直接上代码
html

 <div v-for="(item, index) in help" :key="index">
         <div class="helpQuestionsFirst">
         <div class="helpQuestions">{
  { item.helpQuestions }}</div>
        <div class="helpQuestionsImg" @click="helpQuestionsImgClick(item.id)">
          <img v-if="item.imgPage" src="../../assets/images/home/home-right.png"     alt="" />
            <img v-else src="../../assets/images/home/home-top.png" alt="" />
       </div>
    </div>
     <div v-if="item.imgPage" class="helpAnswer">
        <p>{
  { item.helpAnswer }}</p>
        
        </div>
  </div>