From 662dec2fe2f57d9f35c8effd2b7292e3eee92fc3 Mon Sep 17 00:00:00 2001
From: RuoYi <yzz_ivy@163.com>
Date: Mon, 25 Oct 2021 10:29:27 +0800
Subject: [PATCH] 修正错别字

---
 ruoyi-ui/src/utils/request.js |   83 +++++++++++++++++++++++++----------------
 1 files changed, 51 insertions(+), 32 deletions(-)

diff --git a/ruoyi-ui/src/utils/request.js b/ruoyi-ui/src/utils/request.js
index 5d1cfd3..f2eccb5 100644
--- a/ruoyi-ui/src/utils/request.js
+++ b/ruoyi-ui/src/utils/request.js
@@ -1,11 +1,14 @@
 import axios from 'axios'
-import { Notification, MessageBox, Message } from 'element-ui'
+import { Notification, MessageBox, Message, Loading } from 'element-ui'
 import store from '@/store'
 import { getToken } from '@/utils/auth'
 import errorCode from '@/utils/errorCode'
-import { tansParams } from "@/utils/ruoyi";
+import { tansParams, blobValidate } from "@/utils/ruoyi";
+import { saveAs } from 'file-saver'
 
-axios.defaults.headers['Content-Type'] = 'application/json;charset=utf-8'
+let downloadLoadingInstance;
+
+axios.defaults.headers['Conntent-Type'] = 'application/json;charset=utf-8'
 // 创建axios实例
 const service = axios.create({
   // axios中请求配置有baseURL选项,表示请求URL公共部分
@@ -16,9 +19,17 @@
 
 // request拦截器
 service.interceptors.request.use(config => {
+  // 是否需要设置 token
   const isToken = (config.headers || {}).isToken === false
   if (getToken() && !isToken) {
     config.headers['Authorization'] = 'Bearer ' + getToken() // 让每个请求携带自定义token 请根据实际情况自行修改
+  }
+  // get请求映射params参数
+  if (config.method === 'get' && config.params) {
+    let url = config.url + '?' + tansParams(config.params);
+    url = url.slice(0, -1);
+    config.params = {};
+    config.url = url;
   }
   return config
 }, error => {
@@ -28,31 +39,35 @@
 
 // 响应拦截器
 service.interceptors.response.use(res => {
+    // 未设置状态码则默认成功状态
     const code = res.data.code || 200;
-    const message = errorCode[code] || res.data.msg || errorCode['default']
+    // 获取错误信息
+    const msg = errorCode[code] || res.data.msg || errorCode['default']
+    // 二进制数据则直接返回
+    if(res.request.responseType ===  'blob' || res.request.responseType ===  'arraybuffer'){
+      return res.data
+    }
     if (code === 401) {
-      MessageBox.confirm(
-        '登录状态已过期,您可以继续留在该页面,或者重新登录',
-        '系统提示',
-        {
+      MessageBox.confirm('登录状态已过期,您可以继续留在该页面,或者重新登录', '系统提示', {
           confirmButtonText: '重新登录',
           cancelButtonText: '取消',
           type: 'warning'
         }
       ).then(() => {
         store.dispatch('LogOut').then(() => {
-          location.reload() // 为了重新实例化vue-router对象 避免bug
+          location.href = '/index';
         })
-      })
+      }).catch(() => {});
+      return Promise.reject('无效的会话,或者会话已过期,请重新登录。')
     } else if (code === 500) {
       Message({
-        message: message,
+        message: msg,
         type: 'error'
       })
-      return Promise.reject(new Error(message))
+      return Promise.reject(new Error(msg))
     } else if (code !== 200) {
       Notification.error({
-        title: message
+        title: msg
       })
       return Promise.reject('error')
     } else {
@@ -61,8 +76,18 @@
   },
   error => {
     console.log('err' + error)
+    let { message } = error;
+    if (message == "Network Error") {
+      message = "后端接口连接异常";
+    }
+    else if (message.includes("timeout")) {
+      message = "系统接口请求超时";
+    }
+    else if (message.includes("Request failed with status code")) {
+      message = "系统接口" + message.substr(message.length - 3) + "异常";
+    }
     Message({
-      message: error.message,
+      message: message,
       type: 'error',
       duration: 5 * 1000
     })
@@ -72,31 +97,25 @@
 
 // 通用下载方法
 export function download(url, params, filename) {
+  downloadLoadingInstance = Loading.service({ text: "正在下载数据,请稍候", spinner: "el-icon-loading", background: "rgba(0, 0, 0, 0.7)", })
   return service.post(url, params, {
-    transformRequest: [(params) => {
-      return tansParams(params)
-    }],
+    transformRequest: [(params) => { return tansParams(params) }],
+    headers: { 'Content-Type': 'application/x-www-form-urlencoded' },
     responseType: 'blob'
-  }).then((data) => {
-    const content = data
-    const blob = new Blob([content])
-    if ('download' in document.createElement('a')) {
-      const elink = document.createElement('a')
-      elink.download = filename
-      elink.style.display = 'none'
-      elink.href = URL.createObjectURL(blob)
-      document.body.appendChild(elink)
-      elink.click()
-      URL.revokeObjectURL(elink.href)
-      document.body.removeChild(elink)
+  }).then(async (data) => {
+    const isLogin = await blobValidate(data);
+    if (isLogin) {
+      const blob = new Blob([data])
+      saveAs(blob, filename)
     } else {
-      navigator.msSaveBlob(blob, filename)
+      Message.error('无效的会话,或者会话已过期,请重新登录。');
     }
+    downloadLoadingInstance.close();
   }).catch((r) => {
     console.error(r)
+    Message.error('下载文件出现错误,请联系管理员!')
+    downloadLoadingInstance.close();
   })
 }
-
- 
 
 export default service

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