export type StatusWithDate<TStatus extends string = string> = {
    status: TStatus | null;
    date: number;
};
type HistoryItem<TStatus extends string> = {
    d: number;
    s: TStatus | null;
};
export type EntityWithStatus<TStatus extends string> = StatusWithDate<TStatus> & {
    history?: HistoryItem<TStatus>[];
};
export declare namespace EntityWithStatus {
    function changeStatus<T extends EntityWithStatus<TStatus>, TStatus extends string>(entity: Partial<T>, status: TStatus, date?: number | null, allowStatusUpdate?: boolean): boolean;
    function getLastStatusDate<T extends EntityWithStatus<TStatus>, TStatus extends string>(entity: T, ...statuses: TStatus[]): number | null;
    function getFullHistory<T extends EntityWithStatus<TStatus>, TStatus extends string>(entity: T): StatusWithDate<TStatus>[];
}
export {};