错题删除修改

src/pages/my/questionsDetails.vue

@@ -2,6 +2,7 @@
   <div>
     <div class="exam-box">
       <div class="topic-box">
+        <van-empty description="暂无内容" v-if="isEmpty"/>
         <swiper ref="mySwiper" :options="swiperOptions">
           <template v-for="(item, index) in questionData.list">
             <swiper-slide :key="index" :data-id="item.question_id">
@@ -172,7 +173,7 @@
           </template>
         </swiper>
       </div>
-      <template>
+      <template v-if="!isEmpty">
         <div class="btn-box" id="bottom-view">
           <div :class="$route.query.type == 2 ? 'padd new' : 'padd'">
             <div class="ysc" v-if="$route.query.type == 2">已收藏</div>
@@ -218,6 +219,7 @@ export default {
   data() {
     const _this = this
     return {
+      isEmpty: false,
       storageCheckOption: [],
       cacheOption: [],
       isBtnShow: {
@@ -386,6 +388,7 @@ export default {
         if (res.code === 0) {
           const isNext = this.questionData.list[this.questionData.list.findIndex(item => { return item.question_id === ids }) + 1]
           isNext === undefined ? this.swiper.slidePrev() : this.swiper.slideNext()
+          if (this.swiper.slides.length !== 1) {
             this.$router.replace({
               path: '/my/questionsDetails',
               query: {
@@ -395,6 +398,10 @@ export default {
                 questionType: this.$route.query.questionType
               }
             })
+          } else {
+            this.isEmpty = true
+            this.swiper.slides.remove()
+          }
         }
       })
     },