受众复制，空名称问题

src/views/manage/UserGroupList.vue

@@ -60,11 +60,7 @@
     <el-dialog title="复制受众" :visible.sync="copyUserGroupShow" :close-on-click-modal="false" width="500px" custom-class="g-dialog">
         <el-form ref="copyForm" :rules="copyRules" :model="copyForm" label-width="100px">
           <el-form-item label="受众名称:" prop="name">
-            <el-input
-              v-model="copyForm.audienceName"
-              placeholder="请输入受众名称"
-              maxlength="50"
-            ></el-input>
+            <el-input  v-model="copyForm.audienceName"  placeholder="请输入受众名称"   maxlength="50"></el-input>
           </el-form-item>
         </el-form>
         <span slot="footer" class="dialog-footer">
@@ -335,6 +331,9 @@
         this.copyForm.audienceName = row.name;
       },
       copy(){
+        if(!this.copyForm.audienceName){
+          return;
+        }
         this.$refs.copyForm.validate((valid) => {
           if (valid) {
               apiAudience.copy(this.copyForm).then((res) => {