联调完成

src/api/common.js

@@ -7,8 +7,6 @@ import {
 
 
 export const uploadFile = (file, data) => {  
-
-	
     const url = '/plimg/fileUpload/stuMgrUploadImg';  
     const base_url = get_base_url(url);  
     const token = getToken();  
@@ -43,19 +41,23 @@ export const uploadFile = (file, data) => {
 
 
 // 对象存储预览 /traoss/tras3/show/{文件ID}
-export function previewFile(id,responseType = 'blob') {
+export function previewFile(id,responseType = 'arraybuffer') {
     const token = getToken();  
-    const header = {};  
+    const header = {
+			"Content-Type": "application/x-www-form-urlencoded; charset=UTF-8",
+		};  
     if (token) 
         header['summary'] = token
+    let baseUrl = get_base_url();  
 	
 	return new Promise((resolve, reject) => {  
 		uni.request({  
-			url: `/traoss/tras3/show/${id}`,  
+			url: `${baseUrl}/traoss/tras3/show/${id}`,  
 			header,  
 			responseType,
 			success(result) {  
-				resolve(result.data)
+				let _blob = new Blob([result.data],{type:result.header['content-type'].split(';')[0]})
+				resolve(_blob)
 			},  
 			fail(error) {    
 				reject(new Error('Upload failed'));