wechat/src/util/ajax.js

import axios from 'axios'
import qs from 'qs'
import { Toast } from 'vant'

const Axios = axios.create({
  timeout: 60000,
  responseType: 'json',
  withCredentials: true,
  queryData: {},
  urlData: {},
  headers: {
    'Content-Type': 'multipart/form-data'
  }
})

Axios.interceptors.request.use((config) => {
  // 处理请求data,若为get请求，拼到url后面，若为post请求，直接添加到body中
  let queryData = qs.stringify(config.queryData)
  // 判断是通过斜杠传参还是通过query传参
  if (config.url.indexOf(':') > -1) {
    if (typeof config.urlData === 'object') {
      config.url = Object.keys(config.urlData).reduce((url, k) => { // 此方法对每个元素进行处理
        const re = new RegExp(`:${k}(?!w)`, 'i')
        return url.replace(re, config.urlData[k])
      }, config.url)
    }
  } else {
    if (queryData) {
      config.url += '?' + queryData
    }
  }
  let fm = new FormData()
  for (let k in config.data) {
    if (Array.isArray(config.data[k])) {
      fm.append(k, ...config.data[k].map(v => `${k}=${encodeURIComponent(v)}`))
    } else {
      fm.append(k, config.data[k])
    }
  }
  config.data = fm
  return config
}, (error) => {
  console.log(error)
})

const ajax = (...args) => {
  return new Promise((resolve, reject) => {
    Axios(...args).then(({ data }) => {
      const { Message, Status } = data
      if (Status) {
        if (Message === 406) {
          window.location.href = '/c/#/sendSms?isLottery=1'
        } else {
          resolve(Message)
        }
      } else {
        console.log(data)
        if (typeof (Message) === 'string' && Message.indexOf('401-') > -1) {
          resolve(Message)
        } else if (typeof (Message) === 'string' && Message.indexOf('没有找到') > -1) {
        } else {
          Toast.fail(Message)
        }
      }
    }).catch(reject)
  })
}

export default ajax