Interface NotificationRepository

interface NotificationRepository {
    countUnread(): Promise<number>;
    existsRecentUnread(sourceId: string, since: Date): Promise<boolean>;
    findAll(): Promise<Notification[]>;
    findById(id: NotificationId): Promise<Notification | undefined>;
    remove(notification: Notification): Promise<void>;
    removeAll(): Promise<void>;
    save(notification: Notification): Promise<void>;
}