fix:作业限制视频文件格式上传

src/components/img/UploadImgHomeWork.vue

@@ -51,19 +51,26 @@ function handleChange(file) {
   f.uid = file.uid; 
   file.raw = f;  
   console.log(file.raw)
-  imageRef.value.submit();
+  if(file.raw.name.includes('.mp4') || file.raw.name.includes('.jpeg')){
+    files.value = []
+    emit('update:value', files.value)
+    ElMessage.error(`暂不支持此格式文件上传`);
+    return
+  }else{
+    imageRef.value.submit();
 
-  if (file.response && file.response.code === 200) {
-    file.url = file.response.data
-  }
-  const index = files.value.findIndex(f => f.uid === file.uid)
-  if (index === -1) {
-    files.value.unshift(file)
-  } else {
-    files.value[index] = file
-  }
+    if (file.response && file.response.code === 200) {
+      file.url = file.response.data
+    }
+    const index = files.value.findIndex(f => f.uid === file.uid)
+    if (index === -1) {
+      files.value.unshift(file)
+    } else {
+      files.value[index] = file
+    }
 
-  emit('update:value', files.value)
+    emit('update:value', files.value)
+  }
 }
 
 function remove(i) {