import { UploadSession } from '../types/index.js';
export interface RateLimiterOptions {
    maxRequestsPerMinute?: number;
    maxBytesPerMinute?: number;
    adaptiveConcurrency?: {
        min: number;
        max: number;
        initial: number;
        slowStartFactor?: number;
        errorPenaltyFactor?: number;
    };
}
export declare class UploadRateLimiter {
    private readonly session;
    private readonly maxRequests;
    private readonly maxBytes;
    private state;
    private adaptive?;
    private advisoryConcurrency?;
    constructor(session: UploadSession, options: RateLimiterOptions);
    beforeRequest(bytes: number): Promise<void>;
    private resetIfNeeded;
    private hasCapacity;
    private timeUntilReset;
    getSuggestedConcurrency(defaultValue: number): number;
    recordError(): void;
    private persistState;
}