完成：安全维保管理模块

src/views/tower/maintenance/security2/components/security-edit.vue

@@ -50,6 +50,7 @@
               v-model:value="files"
               :item-style="{ width: '90px', height: '90px' }"
               :limit="20"
+              :upload-handler="uploadHandler"
               @upload="onUpload"
             />
           </a-form-item>
@@ -176,6 +177,25 @@
       form.replaceAccessories = e.target.value;
   }
 
+
+  /* 上传事件 */
+  const uploadHandler = (file: File) => {
+      const item: ItemType = {
+          file,
+          uid: (file as any).uid,
+          name: file.name
+      };
+      if (!file.type.startsWith('image')) {
+          message.error('只能选择图片');
+          return;
+      }
+      if (file.size / 1024 / 1024 > 2) {
+          message.error('大小不能超过 2MB');
+          return;
+      }
+      onUpload(item);
+  };
+
   // 上传文件
   const onUpload = (d: ItemType) => {
       uploadFile(<File>d.file)