修复画廊下载按钮和下载链接

src/components/DashBoard.vue

@@ -84,7 +84,7 @@
     </table>
     <template #footer>
       <el-button @click="postTask" v-if="chosenGallery.availableResolution">下载</el-button>
-      <el-button @click="window.open(chosenGallery.download)" v-else>下载文件</el-button>
+      <el-button @click="downloadChosenGallery" v-else-if="chosenGallery.status === '下载完成'">下载文件</el-button>
       <el-button @click="readOnlineGallery(chosenGallery)">在线预览</el-button>
       <el-button v-if="chosenGallery.status === '下载完成'" @click="deleteGallery">删除</el-button>
     </template>
@@ -271,6 +271,13 @@ function deleteGallery(){
   store.dispatch("deleteGallery", chosenGallery.value.gid)
 }
 
+function downloadChosenGallery(){
+  if(chosenGallery.value.download)
+    window.open(chosenGallery.value.download)
+  else
+    ElMessage({message: "下载地址不存在，请刷新任务后重试", type: "error"})
+}
+
 function validate(){
   if(AuthCode.value.trim() === ""){
     ElMessage("请输入授权码后再验证")
@@ -357,4 +364,4 @@ function saveConfig(){
 </script>
 
 <style scoped>
-</style>
+</style>