import { UseCase } from "../UseCase";
import Chat from "../../models/Chat";
import { Observable } from "rxjs";
import SessionRepository from "../../data/repositories/SessionRepository";
import ChatRepository from "../../data/repositories/ChatRepository";
export declare class GetPrivateChat extends UseCase<GetPrivateChatParams, Chat> {
    private sessionRepository;
    private chatRepository;
    constructor(sessionRepository: SessionRepository, chatRepository: ChatRepository);
    protected buildUseCaseObservable(params?: GetPrivateChatParams): Observable<Chat>;
}
export declare class GetPrivateChatParams {
    private destinationUserId;
    private constructor();
    static forUserId(destinationUserId: string): GetPrivateChatParams;
    getDestinationUserId(): string;
}