修改字符处理

src/views/store/Setting.vue

@@ -139,7 +139,13 @@ export default {
     // 提交到后端api
     onFormSubmit (values) {
       this.isLoading = true
-      Api.update({ form: { ...values, new_product_img_id: values.new_product_img_id.join(','), big_brand_img_id: values.big_brand_img_id.join(','), new_people_order_img_id: values.new_people_order_img_id.join(',') } })
+      const params = {
+        new_product_img_id: (values.new_product_img_id && values.new_product_img_id.join(',')) || '',
+        big_brand_img_id: (values.big_brand_img_id && values.big_brand_img_id.join(',')) || '',
+        new_people_order_img_id: (values.new_people_order_img_id && values.new_people_order_img_id.join(',')) || ''
+      }
+
+      Api.update({ form: { ...values, ...params } })
         .then(result => this.$message.success(result.message, 1.5))
         .finally(() => this.isLoading = false)
     }