import { AuthService } from '../user/auth.service';
import { AngularFireDatabase } from 'angularfire2/database';
import { Observable } from 'rxjs';
import { Comment } from './comment.model';
import { Actions } from '@ngrx/effects';
import { AppState } from '../state';
import { Store } from '@ngrx/store';
import { CommentsLoadedAction } from './comment.reducer';
import { VoteService } from '../vote/vote.service';
export declare class CommentService {
    private authService;
    private db;
    private store;
    private actions;
    private voteSvc;
    loadSessionUserCommentForSelectedItemEffect: Observable<CommentsLoadedAction>;
    loadCommentsForSelectedItemEffect: Observable<CommentsLoadedAction>;
    constructor(authService: AuthService, db: AngularFireDatabase, store: Store<AppState>, actions: Actions, voteSvc: VoteService);
    getCommentsForSelectedItem(): Observable<any[]>;
    getUserCommentForSelectedItem(): Observable<Comment>;
    postComment(itemId: string, text: string, role: string, groupId?: string): void;
    private createNewComment(itemId, text, role, user, groupId?);
    private editComment(itemId, extant, updated);
    private getAuthor(id);
    private getVoteCounts(id);
    private getUserVoteFor(commentId);
    private loadCommentsForItem(itemId);
    private loadSingleComment(itemId, commentId);
    getUserCommentFor(itemId: string): Observable<Comment | null>;
}