fix:前端拼接学员名称、工号上传作业文件

src/components/img/UploadImg2HomeWork.vue

@@ -1,5 +1,13 @@
 <template>
-  <el-upload :file-list="files" :show-file-list="false" :limit="max" ref="imageRef" :before-upload="beforeUpload">
+  <el-upload 
+    :file-list="files" 
+    :show-file-list="false" 
+    :limit="max" 
+    action="/file/upload"
+    ref="imageRef" 
+    :auto-upload="false"
+    :on-exceed="exceed"
+    :on-change="handleChange">
     <template #trigger>
       <div>
         <slot></slot>
@@ -17,6 +25,7 @@ import { request,fileUp } from "@/api/request";
 const store = useStore();
 const userInfo = computed(() => store.state.userInfo);
 
+
 const props = defineProps({
   value: [],
   max: {
@@ -38,58 +47,25 @@ function exceed() {
   ElMessage.error(`只能上传${props.max}个附件`);
 }
 
-function beforeUpload(file) {
-  //2023-02-26增加文件名格式：文件名称_学生名_时间戳+资源地址
-  let dt = new Date();
-  let nowtime = dt.getFullYear() + (dt.getMonth() + 1).toString().padStart(2, '0')
-    + dt.getDate().toString().padStart(2, '0') + dt.getHours().toString().padStart(2, '0')
-    + dt.getMinutes().toString().padStart(2, '0') + dt.getSeconds().toString().padStart(2, '0');
-  console.log("用户姓名：" + userInfo.value.realName);
-  console.log("源文件名称：" + file.name);
-  let fileNewName = file.name.split(".")[0] + "_" + userInfo.value.realName + "_" + nowtime + "." + file.name.split(".")[1];
-  console.log("新文件名称：" + fileNewName);
-  const copyFile = new File([file], fileNewName);
-  console.log("新拷贝的文件名称：" + JSON.stringify(copyFile));
-  uploadFile(copyFile);
-  return false;
-}
+function handleChange(file) {
+  console.log('111111',userInfo.value)
+  let fileName = userInfo.value.realName + '-' + userInfo.value.userNo + '-' + file.name; 
+  let f = new File([file.raw],fileName);
+  f.uid = file.uid; 
+  file.raw = f;  
+  console.log(file.raw)
+  // 手动触发上传
+  imageRef.value.submit();
 
-function uploadFile(file) {
-  const formdata = new FormData();
-  formdata.append('file', file)
-  console.log("formdata:" + JSON.stringify(formdata));
-  postForm(formdata)
-}
-
-function postForm(formdata) {
-  console.log("postForm:" + JSON.stringify(formdata));
-  fileUp(formdata).then((e) => {
-    console.log(JSON.stringify(e))
-    if (e.response && e.response.code === 200) {
-      e.url = e.response.data
-    }
-    const index = files.value.findIndex(f => f.uid === e.uid)
-    if (index === -1) {
-      files.value.unshift(e)
-    } else {
-      files.value[index] = e
-    }
-    emit('update:value', files.value)
-  }).catch((err) => {
-    ElMessage.error(`文件上传失败` + err);
-  })
-}
-
-function handleChange(e) {
-  if (e.response && e.response.code === 200) {
-    e.url = e.response.data
+  if (file.response && file.response.code === 200) {
+    file.url = file.response.data
   }
 
-  const index = files.value.findIndex(f => f.uid === e.uid)
+  const index = files.value.findIndex(f => f.uid === file.uid)
   if (index === -1) {
-    files.value.unshift(e)
+    files.value.unshift(file)
   } else {
-    files.value[index] = e
+    files.value[index] = file
   }
   emit('update:value', files.value)
 }