From 3c4fee1db116c11d4f04727cfe076d7c94daeaf2 Mon Sep 17 00:00:00 2001
From: yanzhaofeige <yanzhaofeige@qq.com>
Date: Mon, 30 Sep 2024 12:10:57 +0800
Subject: [PATCH] init
---
cpzidc-ui/src/utils/request.js | 152 ++++++++++++++++++++++++++++++++++++++++++++++++++
1 files changed, 152 insertions(+), 0 deletions(-)
diff --git a/cpzidc-ui/src/utils/request.js b/cpzidc-ui/src/utils/request.js
new file mode 100644
index 0000000..ffb0d21
--- /dev/null
+++ b/cpzidc-ui/src/utils/request.js
@@ -0,0 +1,152 @@
+import axios from 'axios'
+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
+export let isRelogin = { show: false };
+
+axios.defaults.headers['Content-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
+ baseURL: process.env.VUE_APP_BASE_API,
+ // 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 + '?' + 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 requestSize = Object.keys(JSON.stringify(requestObj)).length; // 请求数据大小
+ const limitSize = 5 * 1024 * 1024; // 限制存放数据5M
+ if (requestSize >= limitSize) {
+ console.warn(`[${config.url}]: ` + '请求数据大小超出允许的5M限制，无法进行防重复提交验证。')
+ return config;
+ }
+ const sessionObj = cache.session.getJSON('sessionObj')
+ if (sessionObj === undefined || sessionObj === null || sessionObj === '') {
+ cache.session.setJSON('sessionObj', requestObj)
+ } else {
+ const s_url = sessionObj.url; // 请求地址
+ const s_data = sessionObj.data; // 请求数据
+ const s_time = sessionObj.time; // 请求时间
+ const interval = 1000; // 间隔时间(ms)，小于此时间视为重复提交
+ if (s_data === requestObj.data && requestObj.time - s_time < interval && s_url === requestObj.url) {
+ const message = '数据正在处理，请勿重复提交';
+ console.warn(`[${s_url}]: ` + message)
+ return Promise.reject(new Error(message))
+ } else {
+ cache.session.setJSON('sessionObj', requestObj)
+ }
+ }
+ }
+ return config
+}, error => {
+ console.log(error)
+ Promise.reject(error)
+})
+
+// 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;
+ // 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) {
+ if (!isRelogin.show) {
+ isRelogin.show = 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(() => {
+ isRelogin.show = false;
+ store.dispatch('LogOut').then(() => {
+ location.href = '/index';
+ })
+ }).catch(() => {
+ isRelogin.show = 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, type: 'error' })
+ return Promise.reject(new Error(msg))
+ } else if (code === 601) {
+ Message({ message: msg, type: 'warning' })
+ return Promise.reject('error')
+ } else if (code !== 200) {
+ Notification.error({ title: msg })
+ return Promise.reject('error')
+ } else {
+ return res.data
+ }
+ },
+ 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: message, type: 'error', duration: 5 * 1000 })
+ return Promise.reject(error)
+ }
+)
+
+// 通用下载方法
+export function download(url, params, filename, config) {
+ 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',
+ ...config
+ }).then(async (data) => {
+ const isBlob = blobValidate(data);
+ if (isBlob) {
+ 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
--
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