241 lines
6.7 KiB
Python
241 lines
6.7 KiB
Python
import axios from 'axios'
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import Adapter from 'axios-mock-adapter'
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import { get } from 'lodash'
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import util from '@/libs/util'
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import { dataNotFound, errorCreate, errorLog } from './tools'
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import router from '@/router'
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import qs from 'qs'
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/**
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* @description 创建请求实例
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*/
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axios.defaults.retry = 1
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axios.defaults.retryDelay = 1000
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export function getErrorMessage (msg) {
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if (typeof msg === 'string') {
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return msg
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}
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if (typeof msg === 'object') {
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if (msg.code === 'token_not_valid') {
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util.cookies.remove('token')
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util.cookies.remove('uuid')
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router.push({ path: '/login' })
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router.go(0)
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return '登录超时，请重新登录！'
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}
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if (msg.code === 'user_not_found') {
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util.cookies.remove('token')
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util.cookies.remove('uuid')
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router.push({ path: '/login' })
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router.go(0)
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return '用户无效，请重新登录！'
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}
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return Object.values(msg)
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}
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if (Object.prototype.toString.call(msg).slice(8, -1) === 'Array') {
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return msg
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}
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return msg
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}
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function createService () {
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// 创建一个 axios 实例
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const service = axios.create({
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baseURL: util.baseURL(),
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timeout: 20000,
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paramsSerializer: (params) => qs.stringify(params, { indices: false })
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})
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// 请求拦截
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service.interceptors.request.use(
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config => config,
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error => {
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// 发送失败
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console.log(error)
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return Promise.reject(error)
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}
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)
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// 响应拦截
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service.interceptors.response.use(
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response => {
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// dataAxios 是 axios 返回数据中的 data
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let dataAxios = response.data
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if (response.headers['content-disposition']) {
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dataAxios = response
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}
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// 这个状态码是和后端约定的
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const { code } = dataAxios
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// 根据 code 进行判断
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if (code === undefined) {
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// 如果没有 code 代表这不是项目后端开发的接口 比如可能是 D2Admin 请求最新版本
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return dataAxios
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} else {
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// 有 code 代表这是一个后端接口 可以进行进一步的判断
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switch (code) {
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case 2000:
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// [ 示例 ] code === 2000 代表没有错误
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// TODO 可能结果还需要code和msg进行后续处理，所以去掉.data返回全部结果
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// return dataAxios.data
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return dataAxios
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case 401:
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// TODO 置换token 未完善
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util.cookies.remove('token')
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util.cookies.remove('uuid')
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util.cookies.remove('refresh')
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router.push({ path: '/login' })
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errorCreate(`${getErrorMessage(dataAxios.msg)}`)
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break
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case 404:
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dataNotFound(`${dataAxios.msg}`)
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break
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case 4000:
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// 删除cookie
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errorCreate(`${getErrorMessage(dataAxios.msg)}`)
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break
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case 400:
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errorCreate(`${dataAxios.msg}`)
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break
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default:
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// 不是正确的 code
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errorCreate(`${dataAxios.msg}: ${response.config.url}`)
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break
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}
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}
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},
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error => {
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const status = get(error, 'response.status')
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switch (status) {
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case 400:
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error.message = '请求错误'
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break
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case 401:
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refreshTken().then(res => {
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util.cookies.set('token', res.access)
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}).catch(e => {
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router.push({ name: 'login' })
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router.go(0)
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error.message = '未认证，请登录'
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})
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break
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case 403:
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error.message = '拒绝访问'
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break
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case 404:
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error.message = `请求地址出错: ${error.response.config.url}`
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break
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case 408:
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error.message = '请求超时'
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break
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case 500:
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error.message = '服务器内部错误'
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break
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case 501:
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error.message = '服务未实现'
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break
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case 502:
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error.message = '网关错误'
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break
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case 503:
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error.message = '服务不可用'
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break
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case 504:
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error.message = '网关超时'
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break
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case 505:
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error.message = 'HTTP版本不受支持'
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break
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default:
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break
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}
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errorLog(error)
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return Promise.reject(error)
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}
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)
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return service
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}
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/**
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* @description 创建请求方法
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* @param {Object} service axios 实例
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*/
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function createRequestFunction (service) {
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// 校验是否为租户模式。租户模式把域名替换成 域名 加端口
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return function (config) {
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const token = util.cookies.get('token')
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// 进行布尔值兼容
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var params = get(config, 'params', {})
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for (const key of Object.keys(params)) {
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if (String(params[key]) === 'true') {
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params[key] = 1
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}
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if (String(params[key]) === 'false') {
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params[key] = 0
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}
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}
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const configDefault = {
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headers: {
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Authorization: 'JWT ' + token,
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'Content-Type': get(config, 'headers.Content-Type', 'application/json')
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},
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timeout: 60000,
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baseURL: util.baseURL(),
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data: {},
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params: params
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}
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return service(Object.assign(configDefault, config))
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}
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}
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// 用于真实网络请求的实例和请求方法
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export const service = createService()
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export const request = createRequestFunction(service)
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// 用于模拟网络请求的实例和请求方法
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export const serviceForMock = createService()
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export const requestForMock = createRequestFunction(serviceForMock)
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// 网络请求数据模拟工具
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export const mock = new Adapter(serviceForMock)
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// 刷新token
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const refreshTken = function () {
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const refresh = util.cookies.get('refresh')
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return request({
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url: 'token/refresh/',
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method: 'post',
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data: {
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refresh: refresh
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}
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})
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}
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/**
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* 下载文件
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* @param url
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* @param params
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* @param method
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* @param filename
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*/
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export const downloadFile = function ({ url, params, method, filename }) {
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request({
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url: url,
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method: method,
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params: params,
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responseType: 'blob'
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// headers: {Accept: 'application/vnd.openxmlformats-officedocument'}
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}).then(res => {
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const fileName = (filename === undefined ? false : filename + '.xls') || decodeURI(res.headers['content-disposition'].split('=')[1]) || '文件导出.xls'
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if (res) {
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const blob = new Blob([res.data], { type: 'charset=utf-8' })
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const elink = document.createElement('a')
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elink.download = fileName
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elink.style.display = 'none'
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elink.href = URL.createObjectURL(blob)
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document.body.appendChild(elink)
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elink.click()
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URL.revokeObjectURL(elink.href) // 释放URL 对象0
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document.body.removeChild(elink)
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}
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})
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}
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