import { IExecuteFunctions, IDataObject } from 'n8n-workflow';
import { IEndpointConfig, ITokenRefreshResult, IValidationAttemptResult } from './types';
export declare function calculateJitter(baseValue: number): number;
export declare function generateUniqueTimestamp(): number;
export declare function createRequestHeaders(additionalHeaders?: IDataObject): IDataObject;
export declare function isTokenError(error: any): boolean;
export declare function calculateBackoffDelay(retries: number, baseDelay?: number): number;
export declare function makeValidationRequest(context: IExecuteFunctions, endpoint: IEndpointConfig): Promise<IValidationAttemptResult>;
export declare function performPreValidation(context: IExecuteFunctions): Promise<void>;
export declare function performDirectTokenRefresh(context: IExecuteFunctions): Promise<ITokenRefreshResult>;
export declare function refreshTokenForRetry(context: IExecuteFunctions, retryCount: number): Promise<ITokenRefreshResult>;
export declare function executeRefreshStrategies(context: IExecuteFunctions): Promise<ITokenRefreshResult>;
export declare function validateSleepToken(context: IExecuteFunctions, operation: string): Promise<void>;
export declare function createTokenErrorMessage(maxRetries: number, error: any, tokenRefreshed: boolean): string;