修复更新bug

src/view/Welcome.vue

@@ -23,9 +23,9 @@
       </ai-card>
       <ai-card title="更新记录">
         <div class="list">
-          <div class="item" v-for="(item, index) in changeLogList" :key="index" @click="info = item, isShow = true">
+          <div class="item" v-for="(item, index) in changeLogList" :key="index" @click="showInfo(item, index)">
             <div class="left">
-              <el-tag v-if="version !== item.varsion" size="small" effect="dark" type="danger">新版本</el-tag>
+              <el-tag v-if="version !== item.version && index === 0" size="small" effect="dark" type="danger" @click.stop="download(item.downloadUrl)">新版本下载</el-tag>
               <h2 :title="item.title">{{ item.title }}</h2>
             </div>
             <span>{{ item.createTime }}</span>
@@ -45,14 +45,15 @@
       :close-on-click-modal="false"
       customFooter
       :show-close="!isImportant"
+      @close="info = {}, isShowDownload = false"
       width="690">
       <div class="news">
         <h2>{{ info.title }}</h2>
         <p>{{ info.content }}</p>
       </div>
       <div class="dialog-footer" slot="footer">
-        <el-button @click="read" type="primary" v-if="!info.varsion">{{ isImportant ? '我已阅读' : '关闭' }}{{ info.version }}</el-button>
-        <el-button @click="download" type="primary" style="width: 140px" v-if="info.varsion && info.varsion !== version">下载新版本</el-button>
+        <el-button @click="read" type="primary" style="width: 140px" v-if="!info.version">{{ isImportant ? '我已阅读' : '关闭' }}</el-button>
+        <el-button type="primary" style="width: 140px" v-if="info.version" @click="isShow = false">关闭</el-button>
       </div>
     </AiDialog>
   </div>
@@ -70,7 +71,8 @@
         info: {},
         changeLogList: [],
         isImportant: false,
-        version: ''
+        version: '',
+        isShowDownload: false
       }
     },
 
@@ -93,12 +95,21 @@
         })
       },
 
-      download () {
+      showInfo (info, index) {
+        if (index === 0) {
+          this.isShowDownload = true
+        }
+        this.info = info
+        console.log(this.info.version === this.version)
+        this.isShow = true
+      },
+
+      download (url) {
         const link = document.createElement('a')
         link.style.display = 'none'
-        link.href = this.info.downloadUrl
+        link.href = url
         link.setAttribute('target', '_blank')
-        link.setAttribute('download', `TEMU助手-${this.info.varsion}.zip`)
+        link.setAttribute('download', `TEMU助手-${url}.zip`)
         document.body.appendChild(link)
         link.click()
         document.body.removeChild(link)