export default {
    'users_add': '/users/add',
    'users_find': '/users/find',
    'users_update': '/users/update',
    'users_delete': '/users/delete'
}

import axios from 'axios'
import api from './api'

//創(chuàng)建axios實(shí)例對(duì)象
let instance = axios.create({
    baseURL: 'http://localhost:3000', //服務(wù)器地址
    timeout: 5000 //默認(rèn)超時(shí)時(shí)長(zhǎng)
})

//請(qǐng)求攔截器
instance.interceptors.request.use(config=>{
    //此處編寫請(qǐng)求攔截的代碼，一般用于彈出加載窗口
    console.log('正在請(qǐng)求……')
    return config
},err=>{
    console.error('請(qǐng)求失敗',err)
})

//響應(yīng)攔截器
instance.interceptors.response.use(res=>{
    //此處對(duì)響應(yīng)數(shù)據(jù)做處理
    console.log('請(qǐng)求成功！')
    return res //該返回對(duì)象會(huì)傳到請(qǐng)求方法的響應(yīng)對(duì)象中
},err=>{
    // 響應(yīng)錯(cuò)誤處理
    console.log('響應(yīng)失??！',err)
    // return Promise.reject(err);
})

//封裝axios請(qǐng)求方法，參數(shù)為配置對(duì)象
//option = {method,url,params} method為請(qǐng)求方法，url為請(qǐng)求接口，params為請(qǐng)求參數(shù)
async function http(option = {}) {
    let result = null
    if(option.method === 'get' || option.method === 'delete'){
     //處理get、delete請(qǐng)求
        await instance[option.method](
                api[option.url],
                {params: option.params}
          ).then(res=>{
            result = res.data
        }).catch(err=>{
            result = err
        })
    }else if(option.method === 'post' || option.method === 'put'){
     //處理post、put請(qǐng)求
        await instance[option.method](
                api[option.url],
                option.params
            ).then(res=>{
            result = res.data
        }).catch(err=>{
            result = err
        })
    }

    return result
}

export default http

import Vue from 'vue'
import App from './App.vue'
import router from './router'
import store from './store'
import http from './http'

Vue.config.productionTip = false
Vue.prototype.$http = http

Vue.use(Elementui)

new Vue({
  router,
  store,
  render: h => h(App)
}).$mount('#app')

<template>
  <div>
    <button @click="getDate">發(fā)送請(qǐng)求</el-button>
  </div>
</template>

<script>
export default {
  methods: {
    getDate(){
      this.$http({
        method: 'get',
        url: 'users_find'
      }).then(res=>{
        console.log(res)
      })

    }
  }
}
</script>