perf(share): 修复分享暂无数据局中

 <template>
   <section>
     <preview v-if="!allowLoadPreviewPage" :key="key"></preview>
+    <NEmpty v-if="isEmpty" style="position: absolute;top: 50%;left: 50%;transform: translate(-50%, -50%);" />
     <NModal :show="showModal" :maskClosable="false" :closable="false" style="width: 300px;">
       <NCard>
         <NForm @keyup.enter="handleSubmit">
@@ -9,8 +10,8 @@
               <NInput v-model:value="accessCredentials" show-password-on="mousedown" type="password"
                 style="width: 70%;" />
               <NButton :loading="loading" type="primary" style="width: 30%;" @click="handleSubmit">
-                <svg style="transform: rotate(180deg);" t="1682068997810" class="icon" viewBox="0 0 1024 1024" version="1.1"
-                  xmlns="http://www.w3.org/2000/svg" p-id="79416" width="24" height="24">
+                <svg style="transform: rotate(180deg);" t="1682068997810" class="icon" viewBox="0 0 1024 1024"
+                  version="1.1" xmlns="http://www.w3.org/2000/svg" p-id="79416" width="24" height="24">
                   <path
                     d="M512 928H128c-19.2 0-32-12.8-32-32V128c0-19.2 12.8-32 32-32h384c19.2 0 32 12.8 32 32s-12.8 32-32 32H160v704h352c19.2 0 32 12.8 32 32s-12.8 32-32 32z"
                     fill="#fff" p-id="79417" />
@@ -30,7 +31,7 @@
 </template>
 
 <script setup lang="ts">
-import { NModal, NCard, NForm, NFormItem, NInput, NButton, NInputGroup } from 'naive-ui'
+import { NEmpty, NCard, NForm, NFormItem, NInput, NButton, NInputGroup } from 'naive-ui'
 import { getSessionStorageInfo } from '../preview/utils'
 import type { ChartEditStorageType } from '../preview/index.d'
 import { SavePageEnum } from '@/enums/editPageEnum'
@@ -76,6 +77,7 @@ const sharePageHandlerProcess = async () => {
   }
 }
 
+const isEmpty = ref(false)
 const getSharePageContentData = async () => {
   try {
     const { params } = ROUTE
@@ -83,7 +85,8 @@ const getSharePageContentData = async () => {
     loading.value = true
     const res = await getShareContentData({ id, accessCredentials: unref(accessCredentials) })
     const { dataViewContent, dataViewName, dataViewId } = res.data
-    const content = JSONParse(dataViewContent.content) as ChartEditStorageType
+    if (!dataViewContent.content) isEmpty.value = true
+    const content = JSONParse(dataViewContent.content || '{}') as ChartEditStorageType
     if (content) {
       const { editCanvasConfig, requestGlobalConfig, componentList } = content
       chartEditStore.editCanvasConfig = editCanvasConfig