@quantumai/quantum-cli-core/dist/src/collaboration/caching/query-cache.js

Quantum CLI Core - Multi-LLM Collaboration System

import { LRUCache } from 'lru-cache';
import { createHash } from 'crypto';
export class QueryCache {
    cache;
    stats = { hits: 0, misses: 0, hitRate: 0 };
    constructor(maxSize = 100) {
        this.cache = new LRUCache({ max: maxSize });
    }
    generateKey(query) {
        return createHash('sha256').update(query).digest('hex');
    }
    get(query) {
        const key = this.generateKey(query);
        const entry = this.cache.get(key);
        if (entry) {
            this.stats.hits++;
        }
        else {
            this.stats.misses++;
        }
        this.updateHitRate();
        return entry;
    }
    set(query, response, providerId) {
        const key = this.generateKey(query);
        const entry = {
            response,
            providerId,
            timestamp: Date.now(),
        };
        this.cache.set(key, entry);
    }
    invalidate(query) {
        const key = this.generateKey(query);
        this.cache.delete(key);
    }
    getStats() {
        return this.stats;
    }
    updateHitRate() {
        const total = this.stats.hits + this.stats.misses;
        this.stats.hitRate = total > 0 ? this.stats.hits / total : 0;
    }
}
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