import { Observable } from "rxjs";
import { ApiService } from "@adjai/ngx-library/src/lib/api";
import { User } from "@adjai/ngx-library/src/lib/auth";
import * as i0 from "@angular/core";
export interface Comment {
    created: string;
    id: number;
    object_id: number;
    parent_comment_id: number | null;
    text: string;
    user_id: number;
    user: User;
    comments?: Comment[];
}
export declare class CommentService {
    private apiService;
    constructor(apiService: ApiService);
    addComment$(objectId: number, parentCommentId: number | null, text: string): Observable<Comment>;
    getItems$(objectId: number): Observable<Comment[]>;
    static ɵfac: i0.ɵɵFactoryDeclaration<CommentService, never>;
    static ɵprov: i0.ɵɵInjectableDeclaration<CommentService>;
}