🐞 fix(多行显示功能): 实现方法调整

@@ -125,10 +125,10 @@ const onToggle = (v) => { // 展开/折叠
 }
 
 onMounted(() => {
-  // 判断是否显示简介的展开图标
-  nextTick(() => {
+  setTimeout(() => {
+    // 判断是否显示简介的展开图标
     hasToggle.value = tools.hasEllipsis(`book-intro${props.item.id}`);
-  })
+  }, 500);
 })
 
 // 审核视频通过/不通过弹框

+/*
+ * @Date: 2022-04-18 15:59:42
+ * @LastEditors: hookehuyr hookehuyr@gmail.com
+ * @LastEditTime: 2022-06-15 18:29:40
+ * @FilePath: /tswj/src/utils/tools.js
+ * @Description: 文件描述
+ */
 import moment from 'moment';
 import { ref } from 'vue'
 
@@ -30,7 +37,7 @@ const wxInfo = () => {
  */
 const hasEllipsis = (id) => {
   let oDiv = document.getElementById(id);
-  let flag = ref(false); // 关键，接收值必须都可监听
+  let flag = false;
   if (oDiv.scrollHeight > oDiv.clientHeight) {
     flag = true
   }

@@ -2,7 +2,7 @@
  * @Author: hookehuyr hookehuyr@gmail.com
  * @Date: 2022-05-21 09:35:14
  * @LastEditors: hookehuyr hookehuyr@gmail.com
- * @LastEditTime: 2022-06-14 21:44:30
+ * @LastEditTime: 2022-06-15 18:53:36
  * @FilePath: /tswj/src/views/client/bookDetail.vue
  * @Description:
 -->
@@ -17,7 +17,7 @@
       <div class="book-intro">
         <p class="book-post">{{ bookInfo.name }}</p>
         <div id="book-intro" :class="{ 'van-multi-ellipsis--l3': isToggle }">{{ bookInfo.note }}</div>
-        <div v-if="hasToggle">
+        <template v-if="hasToggle">
           <div v-if="isToggle" class="book-toggle-icon" @click="isToggle = false">
             展开&nbsp;
             <van-icon style="vertical-align: middle;" size="0.9rem" :name="icon_down" />
@@ -26,7 +26,7 @@
             折叠&nbsp;
             <van-icon style="vertical-align: middle;" size="0.9rem" :name="icon_up" />
           </div>
-        </div>
+        </template>
       </div>
 
       <van-sticky>
@@ -155,17 +155,16 @@ const donateType = computed(() => {
 onMounted(async () => {
   const { data } = await prepareDonateAPI({ kg_id: $route.query.kg_id });
   donateInfo.value = data;
+  setTimeout(() => {
+    // 判断是否显示简介的展开图标
+    hasToggle.value = hasEllipsis(`book-intro`);
+  }, 500);
 })
 
 // 判断是否显示简介的展开图标
 const hasToggle = ref(false); // 判断是否有展开文字，默认没有
 const isToggle = ref(true); // 判断展开状态，默认展开
 
-nextTick(() => {
-  // 判断是否显示简介的展开图标
-  hasToggle.value = hasEllipsis('book-intro');
-})
-
 /**
  * 书籍订阅
  */