crawler

interface CacheEntry<T> {
    data: T;
    expiresAt: number;
}

const cache = new Map<string, CacheEntry<unknown>>();

export function getCache<T>(
    key: string
): T | null {
    const entry = cache.get(key);

    if (!entry) {
        return null;
    }

    if (entry.expiresAt < Date.now()) {
        cache.delete(key);
        return null;
    }

    return entry.data as T;
}

export function setCache<T>(
    key: string,
    value: T,
    ttl: number
): void {
    cache.set(key, {
        data: value,
        expiresAt: Date.now() + ttl
    });
}