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1"use strict";2var __create = Object.create;3var __defProp = Object.defineProperty;4var __getOwnPropDesc = Object.getOwnPropertyDescriptor;5var __getOwnPropNames = Object.getOwnPropertyNames;6var __getProtoOf = Object.getPrototypeOf;7var __hasOwnProp = Object.prototype.hasOwnProperty;8var __name = (target, value) => __defProp(target, "name", { value, configurable: true });9var __export = (target, all) => {10  for (var name in all)11    __defProp(target, name, { get: all[name], enumerable: true });12};13var __copyProps = (to, from, except, desc) => {14  if (from && typeof from === "object" || typeof from === "function") {15    for (let key of __getOwnPropNames(from))16      if (!__hasOwnProp.call(to, key) && key !== except)17        __defProp(to, key, { get: () => from[key], enumerable: !(desc = __getOwnPropDesc(from, key)) || desc.enumerable });18  }19  return to;20};21var __toESM = (mod, isNodeMode, target) => (target = mod != null ? __create(__getProtoOf(mod)) : {}, __copyProps(22  // If the importer is in node compatibility mode or this is not an ESM23  // file that has been converted to a CommonJS file using a Babel-24  // compatible transform (i.e. "__esModule" has not been set), then set25  // "default" to the CommonJS "module.exports" for node compatibility.26  isNodeMode || !mod || !mod.__esModule ? __defProp(target, "default", { value: mod, enumerable: true }) : target,27  mod28));29var __toCommonJS = (mod) => __copyProps(__defProp({}, "__esModule", { value: true }), mod);30 31// src/index.ts32var index_exports = {};33__export(index_exports, {34  EndpointCache: () => EndpointCache35});36module.exports = __toCommonJS(index_exports);37 38// src/EndpointCache.ts39var import_lru_cache = __toESM(require("mnemonist/lru-cache"));40var EndpointCache = class {41  static {42    __name(this, "EndpointCache");43  }44  cache;45  constructor(capacity) {46    this.cache = new import_lru_cache.default(capacity);47  }48  /**49   * Returns an un-expired endpoint for the given key.50   *51   * @param endpointsWithExpiry52   * @returns53   */54  getEndpoint(key) {55    const endpointsWithExpiry = this.get(key);56    if (!endpointsWithExpiry || endpointsWithExpiry.length === 0) {57      return void 0;58    }59    const endpoints = endpointsWithExpiry.map((endpoint) => endpoint.Address);60    return endpoints[Math.floor(Math.random() * endpoints.length)];61  }62  /**63   * Returns un-expired endpoints for the given key.64   *65   * @param key66   * @returns67   */68  get(key) {69    if (!this.has(key)) {70      return;71    }72    const value = this.cache.get(key);73    if (!value) {74      return;75    }76    const now = Date.now();77    const endpointsWithExpiry = value.filter((endpoint) => now < endpoint.Expires);78    if (endpointsWithExpiry.length === 0) {79      this.delete(key);80      return void 0;81    }82    return endpointsWithExpiry;83  }84  /**85   * Stores the endpoints passed for the key in cache.86   * If not defined, uses empty string for the Address in endpoint.87   * If not defined, uses one minute for CachePeriodInMinutes in endpoint.88   * Stores milliseconds elapsed since the UNIX epoch in Expires param based89   * on value provided in CachePeriodInMinutes.90   *91   * @param key92   * @param endpoints93   */94  set(key, endpoints) {95    const now = Date.now();96    this.cache.set(97      key,98      endpoints.map(({ Address, CachePeriodInMinutes }) => ({99        Address,100        Expires: now + CachePeriodInMinutes * 60 * 1e3101      }))102    );103  }104  /**105   * Deletes the value for the given key in the cache.106   *107   * @param {string} key108   */109  delete(key) {110    this.cache.set(key, []);111  }112  /**113   * Checks whether the key exists in cache.114   *115   * @param {string} key116   * @returns {boolean}117   */118  has(key) {119    if (!this.cache.has(key)) {120      return false;121    }122    const endpoints = this.cache.peek(key);123    if (!endpoints) {124      return false;125    }126    return endpoints.length > 0;127  }128  /**129   * Clears the cache.130   */131  clear() {132    this.cache.clear();133  }134};135// Annotate the CommonJS export names for ESM import in node:136 1370 && (module.exports = {138  EndpointCache139});140 141