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import type { AxiosError, AxiosInstance } from 'axios'
/**
* 请求重试机制
*/
export class AxiosRetry {
/**
* 重试
*/
retry(axiosInstance: AxiosInstance, error: AxiosError) {
const { config } = error.response
const { waitTime, count } = config?.requestOptions?.retryRequest
config.__retryCount = config.__retryCount || 0
if (config.__retryCount >= count)
return Promise.reject(error)
config.__retryCount += 1
// 请求返回后config的header不正确造成重试请求失败,删除返回headers采用默认headers
delete config.headers
return this.delay(waitTime).then(() => axiosInstance(config))
}
/**
* 延迟
*/
private delay(waitTime: number) {
return new Promise(resolve => setTimeout(resolve, waitTime))
}
}