.

src/store/modules/user.js

 import { login } from '@/api/user'
-import { getToken, setToken, removeToken, setUserId, removeUserId } from '@/utils/auth'
+import { getToken, setToken, removeToken } from '@/utils/auth'
 import { resetRouter } from '@/router'
 import md5 from 'js-md5'
 
         const { data } = response
         commit('SET_TOKEN', data.token)
         setToken(data.token)
-        setUserId(data.user.userId)
         resolve()
       }).catch(error => {
         reject(error)
   logout({ commit, state }) {
     return new Promise((resolve, reject) => {
       removeToken() // must remove  token  first
-      removeUserId()
       resetRouter()
       commit('RESET_STATE')
       resolve()
   resetToken({ commit }) {
     return new Promise(resolve => {
       removeToken() // must remove  token  first
-      removeUserId()
       commit('RESET_STATE')
       resolve()
     })

src/utils/auth.js

 export function removeToken() {
   return localStorage.removeItem(TokenKey)
 }
-
-const UserIdKey = 'user'
-
-export function setUserId(userId) {
-  return localStorage.setItem(UserIdKey, userId)
-}
-export function getUserId() {
-  return localStorage.getItem(UserIdKey)
-}
-export function removeUserId() {
-  return localStorage.removeItem(UserIdKey)
-}

src/utils/request.js

 import axios from 'axios'
 import { Message } from 'element-ui'
 import store from '@/store'
-import { getToken, getUserId } from '@/utils/auth'
+import { getToken } from '@/utils/auth'
 import { downloadBlob } from './download'
 
 // create an axios instance
       // ['X-Token'] is a custom headers key
       // please modify it according to the actual situation
       config.headers['X-Authorization-JWT'] = getToken()
-      config.headers['x-userid'] = getUserId()
     }
     return config
   },