export type SignedUrlSettings = {
    endpoint: string;
    secret: string;
};
export type SignatureValidationArgs = {
    path: string;
    s: string;
    expiry?: number | string;
};
export declare class UrlSigner {
    private secret;
    private endpoint;
    constructor({ secret, endpoint }: SignedUrlSettings);
    generateSignature({ filePath, expiresInMs, }: {
        filePath: string;
        expiresInMs?: number;
    }): {
        expiry: number;
        signature: string;
    } | {
        signature: string;
        expiry: undefined;
    };
    /**
     * The signature and expires have to be extracted from the URL
     */
    validateSignature({ s: signature, path: filePath, // In the URL we call it path
    expiry, }: SignatureValidationArgs): string;
    validateSignedUrl(fullPathWithQueryParametersOrUrl: string): string;
    generateSignedUrl(filePath: string, expiresIn?: number): string;
}
export declare const getSignedDetailsFromUrl: (url: string) => {
    expires: number | undefined;
    file: string | null;
    signature: string | null;
};
export declare const EXPIRES_IN: {
    seconds: (s: number) => number;
    minutes: (m: number) => number;
    hours: (h: number) => number;
    days: (d: number) => number;
    weeks: (w: number) => number;
    months: (m: number) => number;
    years: (y: number) => number;
};
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