fix(imgupload): resultField causing with error display && setField uncertain (#3798)

* fix(imgupload): resultField causing with error display

* perf(imgUpload):judge about getValue

* fix(imgUpload): set string but return uncertain

src/components/Upload/src/components/ImageUpload.vue

@@ -70,8 +70,8 @@
         isInnerOperate.value = false;
         return;
       }
+      let value: string[] = [];
       if (v) {
-        let value: string[] = [];
         if (isArray(v)) {
           value = v;
         } else {
@@ -92,6 +92,8 @@
           }
         }) as UploadProps['fileList'];
       }
+      emit('update:value', value);
+      emit('change', value);
     },
     {
       immediate: true,
@@ -157,21 +159,22 @@
   };
 
   async function customRequest(info: UploadRequestOption<any>) {
-    const { api } = props;
+    const { api, uploadParams = {}, name, filename, resultField } = props;
     if (!api || !isFunction(api)) {
       return warn('upload api must exist and be a function');
     }
     try {
-      const res = await props.api?.({
+      const res = await api?.({
         data: {
-          ...(props.uploadParams || {}),
+          ...uploadParams,
         },
         file: info.file,
-        name: props.name,
-        filename: props.filename,
+        name: name,
+        filename: filename,
       });
       if (props.resultField) {
-        info.onSuccess!(res);
+        let result = get(res, resultField);
+        info.onSuccess!(result);
       } else {
         // 不传入 resultField 的情况
         info.onSuccess!(res.data);
@@ -190,12 +193,12 @@
     const list = (fileList.value || [])
       .filter((item) => item?.status === UploadResultStatus.DONE)
       .map((item: any) => {
-        if (props.resultField) {
-          return get(item?.response, props.resultField);
+        if(item?.response && props?.resultField){
+          return item?.response
         }
         return item?.url || item?.response?.url;
       });
-    return props.multiple ? list : list.length > 0 ? list[0] : '';
+    return list;
   }
 </script>