66 lines
1.9 KiB
JavaScript
66 lines
1.9 KiB
JavaScript
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class RequestManager {
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constructor() {
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this.idMap = new Map()
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}
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/**
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* 生成唯一ID，并将ID和请求信息存储到map对象中
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* @param {string} method - 请求方法
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* @param {string} url - 请求URL
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* @param {object} params - 请求参数
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* @returns {string|boolean} - 生成的唯一ID，如果存在相同请求则返回false
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*/
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generateId(method, url, params) {
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const id = this.generateUniqueId(method, url, params)
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if (this.idMap.has(id)) {
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return false
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}
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this.idMap.set(id, { method, url, params })
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return id
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}
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/**
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* 根据ID删除map对象中的请求信息
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* @param {string} id - 要删除的唯一ID
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*/
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deleteById(id) {
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this.idMap.delete(id)
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}
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/**
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* 生成唯一ID的方法
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* @param {string} method - 请求方法
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* @param {string} url - 请求URL
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* @param {object} params - 请求参数
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* @returns {string} - 生成的唯一ID
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*/
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generateUniqueId(method, url, params) {
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const idString = `${method}-${url}-${this.serializeObject(params)}`
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let id = 0;
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for (let i = 0; i < idString.length; i++) {
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id = ((id << 5) - id) + idString.charCodeAt(i)
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id |= 0;
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}
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return id.toString()
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}
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/**
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* 序列化对象为字符串
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* @param {object} obj - 要序列化的对象
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* @returns {string} - 序列化后的字符串
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*/
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serializeObject(obj) {
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const keys = Object.keys(obj).sort()
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const serializedObj = {}
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for (let key of keys) {
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const value = obj[key]
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if (value !== null && typeof value === 'object') {
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serializedObj[key] = this.serializeObject(value)
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} else {
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serializedObj[key] = value
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}
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}
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return JSON.stringify(serializedObj)
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}
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}
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export default RequestManager
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