import { MaybePromise, MemoryStorageDriver } from '@mtcute/core';
import { IStateStorageProvider } from '../provider.js';
import { IStateRepository } from '../repository.js';
interface StateDto {
    value: string;
    expiresAt?: number;
}
interface RateLimitDto {
    reset: number;
    remaining: number;
}
declare class MemoryStateRepository implements IStateRepository {
    readonly _driver: MemoryStorageDriver;
    readonly state: Map<string, StateDto>;
    readonly rl: Map<string, RateLimitDto>;
    constructor(_driver: MemoryStorageDriver);
    setState(key: string, state: string, ttl?: number | undefined): void;
    getState(key: string, now: number): string | null;
    deleteState(key: string): void;
    vacuum(now: number): void;
    getRateLimit(key: string, now: number, limit: number, window: number): [number, number];
    resetRateLimit(key: string): MaybePromise<void>;
}
export declare class MemoryStateStorage implements IStateStorageProvider {
    readonly driver: MemoryStorageDriver;
    readonly state: MemoryStateRepository;
    constructor(driver?: MemoryStorageDriver);
}
export {};