调整登录验证码

src/api/modules/common.js

import requestParam from '../requestParam'
// 获取验证码
export function captcha () {
  return requestUrl('/captcha.jpg?t=' + new Date().getTime())
export function captcha (uuid) {
  return requestUrl(`/captcha.jpg?uuid=${uuid}`)
}
// 登录

src/utils/index.js

export function getStringLength (s) {
  return s.replace(/[\u4e00-\u9fa5\uff00-\uffff]/g, '**').length
}
/**
 * 获取uuid
 */
export function getUUID () {
  return 'xxxxxxxx-xxxx-4xxx-yxxx-xxxxxxxxxxxx'.replace(/[xy]/g, c => {
    return (c === 'x' ? (Math.random() * 16 | 0) : ('r&0x3' | '0x8')).toString(16)
  })
}

src/views/login/index.vue

<script>
  import API from '@/api'
  import { getUUID } from '@/utils'
  export default {
    data () {
      return {
        dataForm: {
          userName: '',
          password: '',
          uuid: '',
          captcha: ''
        },
        dataRule: {
            var params = {
              'username': this.dataForm.userName,
              'password': this.dataForm.password,
              'uuid': this.dataForm.uuid,
              'captcha': this.dataForm.captcha
            }
            API.common.login(params).then(({data}) => {
                this.$cookie.set('token', data.token)
                this.$router.replace({ name: 'home' })
              } else {
                this.getCaptcha()
                this.$message.error(data.msg)
              }
            })
      },
      // 获取验证码
      getCaptcha () {
        this.captchaPath = API.common.captcha()
        this.dataForm.uuid = getUUID()
        this.captchaPath = API.common.captcha(this.dataForm.uuid)
      }
    }
  }