globalping-ts/dist/cache.js

Typescript library for the Globalping API

"use strict";
var __importDefault = (this && this.__importDefault) || function (mod) {
    return (mod && mod.__esModule) ? mod : { "default": mod };
};
Object.defineProperty(exports, "__esModule", { value: true });
exports.Cache = void 0;
const crypto_1 = __importDefault(require("crypto"));
class Cache {
    constructor(maxCacheSize) {
        this.maxCacheSize = 200;
        this.cache = new Map();
        this.maxCacheSize = maxCacheSize;
    }
    get(key) {
        return this.cache.get(key);
    }
    generateCacheKey(endpoint, params) {
        return crypto_1.default
            .createHash('md5')
            .update(`${endpoint}?${JSON.stringify(params)}`)
            .digest('hex');
    }
    addToCache(key, entry) {
        if (this.cache.size >= this.maxCacheSize) {
            const oldestKey = this.findOldestCacheEntry();
            if (oldestKey) {
                this.cache.delete(oldestKey);
            }
        }
        this.cache.set(key, entry);
    }
    updateCacheEntryTimestamp(key) {
        const entry = this.cache.get(key);
        if (entry) {
            entry.timestamp = Date.now();
            this.cache.set(key, entry);
        }
    }
    findOldestCacheEntry() {
        let oldestKey = null;
        let oldestTimestamp = Infinity;
        for (const [key, entry] of this.cache.entries()) {
            if (entry.timestamp < oldestTimestamp) {
                oldestTimestamp = entry.timestamp;
                oldestKey = key;
            }
        }
        return oldestKey;
    }
    clearCache() {
        this.cache.clear();
    }
    getCacheSize() {
        return this.cache.size;
    }
    removeCacheEntry(endpoint, params) {
        const key = this.generateCacheKey(endpoint, params);
        return this.cache.delete(key);
    }
    getCachedKeys() {
        return Array.from(this.cache.keys());
    }
}
exports.Cache = Cache;