66 lines
1.6 KiB
TypeScript
66 lines
1.6 KiB
TypeScript
import type { AxiosRequestConfig } from 'axios'
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import obj from '@/utils/obj'
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// 同时有多个请求时，只有最后一个请求生效
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export const only_last_id = 'on_last_id'
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const only_last_req_id = 'only_last_req_id'
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const controllers = {} as Record<string, AbortController>
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const reqIds = {} as Record<string, string>
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export type RequestConfig = AxiosRequestConfig & {
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[only_last_id]?: any
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[only_last_req_id]?: any
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}
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function processRequest(config: RequestConfig) {
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if (!config) return
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const onlyLastId = config[only_last_id]
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if (!onlyLastId) return
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// 取消上一个请求
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let ctl = controllers[onlyLastId]
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if (ctl) {
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ctl.abort()
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// console.log('❌取消❌', onlyLastId, reqIds[onlyLastId], config.url)
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}
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// 重新赋值
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ctl = new AbortController()
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config.signal = ctl.signal
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controllers[onlyLastId] = ctl
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// 赋值一个请求的唯一id
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const reqId = obj.snowflakeId()
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reqIds[onlyLastId] = reqId
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config[only_last_req_id] = reqId
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// console.log('💪🏻开启💪🏻', onlyLastId, reqId, config.url)
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}
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function processResponse(config: RequestConfig) {
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if (!config) return true
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const onlyLastId = config[only_last_id]
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// 忽略
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if (!onlyLastId) return true
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const reqId = config[only_last_req_id]
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if (reqId === reqIds[onlyLastId]) {
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// console.log('✅选用✅', onlyLastId, reqId, config.url)
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delete reqIds[onlyLastId]
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delete controllers[onlyLastId]
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// 忽略
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return true
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} else {
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// console.log('⭕️抛弃⭕️', onlyLastId, reqId, config.url)
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// 过滤请求
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return false
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}
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}
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const onlyLastApi = {
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processRequest,
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processResponse,
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}
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export default onlyLastApi
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