import { AxiosError, AxiosInstance } from 'axios';
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/**
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* 请求重试机制
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*/
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export class AxiosRetry {
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/**
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* 重试
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*/
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retry(axiosInstance: AxiosInstance, error: AxiosError) {
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// @ts-ignore
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const { config } = error.response;
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const { waitTime, count } = config?.requestOptions?.retryRequest ?? {};
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config.__retryCount = config.__retryCount || 0;
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if (config.__retryCount >= count) {
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return Promise.reject(error);
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}
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config.__retryCount += 1;
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//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
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delete config.headers;
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return this.delay(waitTime).then(() => axiosInstance(config));
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}
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/**
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* 延迟
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*/
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private delay(waitTime: number) {
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return new Promise((resolve) => setTimeout(resolve, waitTime));
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}
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}
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