import 'socket.io';
import { NotificationsRepository } from './repository';
export declare class NotificationsService {
    private readonly getSocket;
    private readonly notificationsRepo;
    constructor(getSocket: () => SocketIO.Server, notificationsRepo: NotificationsRepository);
    send(notification: Omit<SoundonApi.Notification, 'read'>): Promise<Entity<SoundonApi.Notification>>;
    markRead(id: string): Promise<Entity<SoundonApi.Notification>>;
    listByUserId(userId: string): Promise<Array<Entity<SoundonApi.Notification>>>;
    markAllRead(userId: string): Promise<void>;
}