公共样式

src/utils/request.js

@@ -1,5 +1,5 @@
 import axios from 'axios'
-import {Message, MessageBox, Notification} from 'element-ui'
+import {Message, MessageBox, Notification, Loading} from 'element-ui'
 import store from '@/store'
 import {getAccessToken, getRefreshToken, getTenantId, setToken} from '@/utils/auth'
 import errorCode from '@/utils/errorCode'
@@ -30,8 +30,44 @@ const service = axios.create({
   // 禁用 Cookie 等信息
   withCredentials: false,
 })
+
+/*
+  当页面有两个接口时，第一个接口loading的close事件会直接将第二个接口的loading实例也close
+  每次创建Loading实例的时候判断当前是否存在，如果当前还没有Loading实例就创建一个，
+  如果有就不会再创建而是计数；每次关闭的时候判断当前的计数，
+  如果是0了就关闭，否则也计数减一，直到为0的时候表示当前所有页面所有接口都返回结束了，
+  此时执行关闭Loading.close()操作
+*/
+
+let loadingInstance = null
+function startLoading() {
+  loadingInstance = Loading.service({
+    fullscreen: false,
+    text: '拼命加载中...',
+    background: 'rgba(0, 0, 0, 0.1)'
+  })
+}
+function endLoading() {
+  loadingInstance.close()
+}
+let needLoadingRequestCount = 0
+function showFullScreenLoading() {
+  if (needLoadingRequestCount === 0) {
+    startLoading()
+  }
+  needLoadingRequestCount++
+}
+function tryHideFullScreenLoading() {
+  if (needLoadingRequestCount <= 0) return
+  needLoadingRequestCount--
+  if (needLoadingRequestCount === 0) {
+    endLoading()
+  }
+}
+
 // request拦截器
 service.interceptors.request.use(config => {
+  showFullScreenLoading()
   // 是否需要设置 token
   const isToken = (config.headers || {}).isToken === false
   if (getAccessToken() && !isToken) {
@@ -68,12 +104,14 @@ service.interceptors.request.use(config => {
   }
   return config
 }, error => {
+    tryHideFullScreenLoading()
     console.log(error)
     Promise.reject(error)
 })
 
 // 响应拦截器
 service.interceptors.response.use(async res => {
+  tryHideFullScreenLoading()
   // 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
@@ -151,6 +189,7 @@ service.interceptors.response.use(async res => {
     return res.data
   }
 }, error => {
+    tryHideFullScreenLoading()
     console.log('err' + error)
     let {message} = error;
     if (message === "Network Error") {