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import axios, { AxiosInstance, AxiosRequestConfig, AxiosResponse, AxiosError } from 'axios'
import { ElMessage, ElMessageBox, ElNotification } from 'element-plus'
import qs from 'qs'
import { config } from '@/config/axios/config'
import { getAccessToken, getRefreshToken, getTenantId } from '@/utils/auth'
import errorCode from './errorCode'
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const tenantEnable = import.meta.env.VITE_APP_TENANT_ENABLE
const BASE_URL = import.meta.env.VITE_BASE_URL
const BASE_API = import.meta.env.VITE_API_URL
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const { result_code, base_url } = config
// 需要忽略的提示。忽略后,自动 Promise.reject('error')
const ignoreMsgs = [
'无效的刷新令牌', // 刷新令牌被删除时,不用提示
'刷新令牌已过期' // 使用刷新令牌,刷新获取新的访问令牌时,结果因为过期失败,此时需要忽略。否则,会导致继续 401无法跳转到登出界面
]
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// 是否显示重新登录
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export const isRelogin = { show: false }
// Axios 无感知刷新令牌,参考 https://www.dashingdog.cn/article/11 与 https://segmentfault.com/a/1190000020210980 实现
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// 是否正在刷新中
let isRefreshToken = false
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export const PATH_URL = base_url[import.meta.env.VITE_API_BASEPATH]
// 创建axios实例
const service: AxiosInstance = axios.create({
baseURL: BASE_URL + BASE_API, // api 的 base_url
timeout: config.request_timeout // 请求超时时间
})
// request拦截器
service.interceptors.request.use(
(config: AxiosRequestConfig) => {
// 是否需要设置 token
const isToken = (config!.headers || {}).isToken === false
if (getAccessToken() && !isToken) {
;(config as Recordable).headers.Authorization = 'Bearer ' + getAccessToken() // 让每个请求携带自定义token
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}
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// 设置租户
if (tenantEnable) {
const tenantId = getTenantId()
if (tenantId) (config as Recordable).headers.common['tenant-id'] = tenantId
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}
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if (
config.method === 'post' &&
config!.headers!['Content-Type'] === 'application/x-www-form-urlencoded'
) {
config.data = qs.stringify(config.data)
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}
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// get参数编码
if (config.method === 'get' && config.params) {
let url = config.url as string
url += '?'
const keys = Object.keys(config.params)
for (const key of keys) {
if (config.params[key] !== void 0 && config.params[key] !== null) {
url += `${key}=${encodeURIComponent(config.params[key])}&`
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}
}
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// 给 get 请求加上时间戳参数,避免从缓存中拿数据
// const now = new Date().getTime()
// url = url.substring(0, url.length - 1) + `?_t=${now}`
config.params = {}
config.url = url
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}
return config
},
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(error: AxiosError) => {
// Do something with request error
console.log(error) // for debug
Promise.reject(error)
}
)
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// response 拦截器
service.interceptors.response.use(
async (response: AxiosResponse<Recordable>) => {
const { data } = response
if (!data) {
// 返回“[HTTP]请求没有返回值”;
throw new Error()
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}
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// 未设置状态码则默认成功状态
const code = data.code || result_code
// 获取错误信息
const msg = data.msg || errorCode[code] || errorCode['default']
if (ignoreMsgs.indexOf(msg) !== -1) {
// 如果是忽略的错误码,直接返回 msg 异常
return Promise.reject(msg)
} else if (code === 401) {
// 如果未认证,并且未进行刷新令牌,说明可能是访问令牌过期了
if (!isRefreshToken) {
isRefreshToken = true
// 1. 如果获取不到刷新令牌,则只能执行登出操作
if (!getRefreshToken()) {
return handleAuthorized()
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}
}
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} else if (code === 500) {
ElMessage.error(msg)
return Promise.reject(new Error(msg))
} else if (code === 901) {
ElMessage.error(
'<div>演示模式,无法进行写操作</div>' +
'<div> &nbsp; </div>' +
'<div>参考 https://doc.iocoder.cn/ 教程</div>' +
'<div> &nbsp; </div>' +
'<div>5 分钟搭建本地环境</div>'
)
return Promise.reject(new Error(msg))
} else if (code !== 200) {
if (msg === '无效的刷新令牌') {
// hard coding忽略这个提示直接登出
console.log(msg)
} else {
ElNotification.error({
title: msg
})
}
return Promise.reject('error')
} else {
return data
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}
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},
(error: AxiosError) => {
console.log('err' + error) // for debug
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let { message } = error
if (message === 'Network Error') {
message = '后端接口连接异常'
} else if (message.includes('timeout')) {
message = '系统接口请求超时'
} else if (message.includes('Request failed with status code')) {
message = '系统接口' + message.substr(message.length - 3) + '异常'
}
ElMessage.error(message)
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return Promise.reject(error)
}
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)
function handleAuthorized() {
if (!isRelogin.show) {
isRelogin.show = true
ElMessageBox.confirm('登录状态已过期,您可以继续留在该页面,或者重新登录', '系统提示', {
confirmButtonText: '重新登录',
cancelButtonText: '取消',
type: 'warning'
})
.then(() => {
isRelogin.show = false
})
.catch(() => {
isRelogin.show = false
})
}
return Promise.reject('无效的会话,或者会话已过期,请重新登录。')
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}
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export { service }