import { Timestamp } from 'firebase/firestore';
declare type ToTimestamp = Timestamp | null;
declare type Target = 'timestamp' | 'number' | 'date' | 'fieldDate';
interface TransformDateOptions {
    avoidUndefined?: boolean;
    includeFields?: string[];
    avoidFields?: string[];
    ignoreDefaultDateTypeField?: boolean;
    ignoreDefaultTimestampTypeField?: boolean;
}
declare class Dates {
    static errorLog(functionName: string, message: string, ...rest: unknown[]): void;
    static toTimestamp(date: unknown): ToTimestamp;
    static toDate: (date: unknown) => any;
    static toMiliseconds(date: any): any;
    static toFieldDate(date: any): string | null;
    static format: (date: string | number | Date, stringFormat?: string) => string;
    static fromNow: (date?: string | number | Date) => string;
    static transformDateTo(date: string | number | Date | Timestamp, target: Target, options?: TransformDateOptions): any;
    static formatObjectDates(object: object, target: Target, options?: TransformDateOptions): {};
    static isLiteralObject(a: any): boolean;
    static formatComplexObjectDates(object: object, target: Target, options?: TransformDateOptions): object;
    static deepFormatObjectDates(object: object, target?: Target, options?: TransformDateOptions): object;
    static DATE_FIELDS: string[];
}
export { Dates };