fix: 文件格式二次校验

src/views/chat/index.vue

@@ -320,6 +320,10 @@
     };
     const handleSendImage = async (e) => {
         const file = e.target.files[0];
+        if (!file.type.includes('image')) {
+            proxy.$message.warning('只能发送图片哦~');
+            return false;
+        }
         e.target.value = null;
         let url = await upload('mall-product', 'im/', file);
         const curService = store.state.chat.curCustomerService;
@@ -342,6 +346,10 @@
     };
     const handleSendVideo = async (e) => {
         const file = e.target.files[0];
+        if (!file.type.includes('video')) {
+            proxy.$message.warning('只能发送视频哦~');
+            return false;
+        }
         e.target.value = null;
         let url = await upload('mall-product', 'im/', file);
         // store.dispatch('chat/submitVideo', { url });