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| import axios from 'axios' import { ElLoading, ElMessage } from 'element-plus' import { getTokenAuth } from '@/utils/auth.js'
const pendingMap = new Map()
const LoadingInstance = { _target: null, _count: 0 }
function MyAxios(axiosConfig, customOptions, loadingOptions) { const service = axios.create({ baseURL: process.env.NODE_ENV === 'production' ? 'http://prod.xxx.com' : process.env.NODE_ENV === 'test' ? 'http://test.xxx.com': 'http://dev.xxx.com' , timeout: 10000 })
let custom_options = Object.assign( { repeat_request_cancel: true, loading: false, reduct_data_format: true, error_message_show: true, code_message_show: false }, customOptions )
services.interceptors.request.use( config => { removePending(config) custom_options.repeat_request_cancel && addPending(config)
if (custom_options.loading) { LoadingInstance._count ++ if (LoadingInstance._count === 1) { LoadingInstance._target = ElLoading.service(loadingOptions) } } if (getTokenAuth() && typeof window !== 'undefined') { config.headers.Authorization = getTokenAuth() }
return config }, error => { return Promise.reject(error) } )
service.interceptor.response.use( res => { removePending(res.config) custom_options.loading && closeLoading(custom_options)
if ( custom_options.code_message_show && response.data && response.data.code !== 0 ) { ElMessage({ type: 'error', message: res.data.message }) return Promise.reject(response.data) }
return custom_options.reduct_data_format ? res.data: res }, error => { error.config && removePending(error.config) custom_options.loading && closeLoading(custom_options) custom_options.error_message_show && httpErrorStatusHandle(error) return Promise.reject(error) } )
return service(axiosConfig) }
export default MyAxios
function httpErrorStatusHandle(error) { if (axios.isCancel(error)) return console.error('请求的重复请求:' + error.message)
let message = ''
if (error && error.message) { switch(error.response.status) { case 302: message = '接口重定向!' break case 400: message = '参数不正确' break case 401: message = '您未登录,或者登录已经超时,请先登录!' break case 403: message = '您没有权限操作' break case 404: message = `请求地址错误:${error.responce.config.url}` break case 408: message = '请求超时!' break case 409: message = '系统已存在相同数据' break case 500: message = '服务器内部错误' break case 501: message = '服务未实现' break case 502: message = '网关错误' break case 503: message = '服务不可用' break case 504: message = '服务暂时无法访问,请稍后再试' break case 505: message = 'HTTP版本不受支持' break default: message = '异常问题,请联系管理员' } }
if (error.message.includes('timeout')) message = '网络请求超时!' if (error.message.includes('Network')) message = window.navigator.onLine ? '服务端异常!' : '您断网了!'
ElMessage({ type: 'error', message }) }
function closeLoading(_options) { if (_options.loading && LoadingInstance._count > 0) LoadingInstance._count -- if (LoadingInstance._count === 0) { LoadingInstance._target.close() LoadingInstance._target = null } }
function addPending(config) { const pendingKey = getPendingKey(config) config.cancelToken = config.cancelToken || new axios.CancelToken(cancel => { if (!pendingMap.has(pendingKey)) { pendingMap.set(pendingKey, cancel) } }) }
function removePending(config) { const pendingKey = getPendingKey(config) if (pendingMap.has(pendingKey)) { const cancelToken = pendingMap.get(pendingKey) cancelToken(pendingKey) pendingMap.delete(pendingKey) } }
function getPendingKey(config) { let {url, method, params, data} = config if (typeof data === 'string') data = JSON.parse(data) return [url, method, JSON.stringify(params), JSON.stringify(data)].join('&') }
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