From d734bfc34f65b6cd036b5f21b718294152fecacf Mon Sep 17 00:00:00 2001
From: RuoYi <yzz_ivy@163.com>
Date: 星期四, 17 二月 2022 11:56:11 +0800
Subject: [PATCH] 修复分页组件请求两次问题(I4SQOR)
---
ruoyi-ui/src/utils/request.js | 98 +++++++++++++++++++++++++++++++++++++++----------
1 files changed, 78 insertions(+), 20 deletions(-)
diff --git a/ruoyi-ui/src/utils/request.js b/ruoyi-ui/src/utils/request.js
index a510d2d..107a28d 100644
--- a/ruoyi-ui/src/utils/request.js
+++ b/ruoyi-ui/src/utils/request.js
@@ -1,8 +1,15 @@
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, blobValidate } from "@/utils/ruoyi";
+import cache from '@/plugins/cache'
+import { saveAs } from 'file-saver'
+
+let downloadLoadingInstance;
+// 是否显示重新登录
+let isReloginShow;
axios.defaults.headers['Content-Type'] = 'application/json;charset=utf-8'
// 创建axios实例
@@ -12,34 +19,45 @@
// 超时
timeout: 10000
})
+
// request拦截器
service.interceptors.request.use(config => {
// 是否需要设置 token
const isToken = (config.headers || {}).isToken === false
+ // 是否需要防止数据重复提交
+ const isRepeatSubmit = (config.headers || {}).repeatSubmit === 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 + '?';
- for (const propName of Object.keys(config.params)) {
- const value = config.params[propName];
- var part = encodeURIComponent(propName) + "=";
- if (value !== null && typeof(value) !== "undefined") {
- if (typeof value === 'object') {
- for (const key of Object.keys(value)) {
- let params = propName + '[' + key + ']';
- var subPart = encodeURIComponent(params) + "=";
- url += subPart + encodeURIComponent(value[key]) + "&";
- }
- } else {
- url += part + encodeURIComponent(value) + "&";
- }
- }
- }
+ let url = config.url + '?' + tansParams(config.params);
url = url.slice(0, -1);
config.params = {};
config.url = url;
+ }
+ if (!isRepeatSubmit && (config.method === 'post' || config.method === 'put')) {
+ const requestObj = {
+ url: config.url,
+ data: typeof config.data === 'object' ? JSON.stringify(config.data) : config.data,
+ time: new Date().getTime()
+ }
+ const sessionObj = cache.session.getJSON('sessionObj')
+ if (sessionObj === undefined || sessionObj === null || sessionObj === '') {
+ cache.session.setJSON('sessionObj', requestObj)
+ } else {
+ const s_url = sessionObj.url; // 请求地址
+ const s_data = sessionObj.data; // 请求数据
+ const s_time = sessionObj.time; // 请求时间
+ const interval = 1000; // 间隔时间(ms)，小于此时间视为重复提交
+ if (s_data === requestObj.data && requestObj.time - s_time < interval && s_url === requestObj.url) {
+ const message = '数据正在处理，请勿重复提交';
+ console.warn(`[${s_url}]: ` + message)
+ return Promise.reject(new Error(message))
+ } else {
+ cache.session.setJSON('sessionObj', requestObj)
+ }
+ }
}
return config
}, error => {
@@ -53,17 +71,31 @@
const code = res.data.code || 200;
// 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', {
+ if (!isReloginShow) {
+ isReloginShow = true;
+ 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(() => {
+ isReloginShow = false;
store.dispatch('LogOut').then(() => {
- location.href = '/index';
+ // 如果是登录页面不需要重新加载
+ if (window.location.hash.indexOf("#/login") != 0) {
+ location.href = '/index';
+ }
})
- }).catch(() => {});
+ }).catch(() => {
+ isReloginShow = false;
+ });
+ }
+ 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: msg,
@@ -100,4 +132,30 @@
}
)
+// 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) }],
+ headers: { 'Content-Type': 'application/x-www-form-urlencoded' },
+ responseType: 'blob'
+ }).then(async (data) => {
+ const isLogin = await blobValidate(data);
+ if (isLogin) {
+ const blob = new Blob([data])
+ saveAs(blob, filename)
+ } else {
+ const resText = await data.text();
+ const rspObj = JSON.parse(resText);
+ const errMsg = errorCode[rspObj.code] || rspObj.msg || errorCode['default']
+ Message.error(errMsg);
+ }
+ 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
--
Gitblit v1.9.2