58 lines
1.4 KiB
TypeScript
58 lines
1.4 KiB
TypeScript
import type { AxiosRequestConfig, Canceler } from 'axios'
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import axios from 'axios'
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import { isFunction } from '@/utils/is'
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// 用于存储每个请求的标识和取消功能
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let pendingMap = new Map<string, Canceler>()
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export const getPendingUrl = (config: AxiosRequestConfig) => [config.method, config.url].join('&')
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export class AxiosCanceler {
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/**
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* 添加请求
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* @param {Object} config
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*/
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addPending(config: AxiosRequestConfig) {
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this.removePending(config)
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const url = getPendingUrl(config)
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config.cancelToken =
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config.cancelToken ||
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new axios.CancelToken((cancel) => {
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if (!pendingMap.has(url)) {
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// If there is no current request in pending, add it
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pendingMap.set(url, cancel)
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}
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})
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}
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/**
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* @description: 清除所有待处理的
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*/
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removeAllPending() {
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pendingMap.forEach((cancel) => {
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cancel && isFunction(cancel) && cancel()
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})
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pendingMap.clear()
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}
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/**
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* 删除请求
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* @param {Object} config
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*/
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removePending(config: AxiosRequestConfig) {
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const url = getPendingUrl(config)
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if (pendingMap.has(url)) {
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// 如果挂起中有当前请求标识符，则需要取消并删除当前请求
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const cancel = pendingMap.get(url)
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cancel && cancel(url)
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pendingMap.delete(url)
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}
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}
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/** 重置 */
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reset(): void {
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pendingMap = new Map<string, Canceler>()
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}
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}
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