export interface RateLimitTier {
    name: string;
    requestsPerHour: number;
    requestsPerMinute: number;
    bulkJobsPerDay: number;
    maxUrls: number;
    exportLimit: number;
}
export declare const RATE_LIMIT_TIERS: Record<string, RateLimitTier>;
export declare const ANONYMOUS_TIER: RateLimitTier;
export interface RateLimitInfo {
    limit: number;
    remaining: number;
    reset: Date;
    tier: string;
}
export declare class RateLimitService {
    private rateLimiters;
    constructor();
    private initializeRateLimiters;
    getUserTier(userId?: string): Promise<RateLimitTier>;
    checkRateLimit(type: 'tracking' | 'bulk' | 'export' | 'legacy', key: string, userId?: string): Promise<RateLimitInfo>;
    checkBurstLimit(userId: string): Promise<void>;
    getRateLimitStatus(type: 'tracking' | 'bulk' | 'export' | 'legacy', key: string, userId?: string): Promise<RateLimitInfo>;
    resetRateLimit(key: string, type?: string): Promise<void>;
    getStatistics(): Promise<{
        totalRequests: number;
        activeKeys: number;
        tierDistribution: Record<string, number>;
    }>;
}
export declare class RateLimitError extends Error {
    tier: string;
    remaining: number;
    reset: Date;
    constructor(tier: string, remaining: number, reset: Date);
}
export declare class BurstLimitError extends Error {
    tier: string;
    limit: number;
    constructor(tier: string, limit: number);
}
export declare const rateLimitService: RateLimitService;
//# sourceMappingURL=rate-limit.service.d.ts.map