/// <reference types="moment" />
import * as moment from 'moment';
import { Entity } from '../core/models';
import { User } from '../user/user.model';
import { Vote } from '../vote/vote.model';
import Moment = moment.Moment;
export declare type CommentRole = 'pro' | 'con' | 'neutral';
export interface Comment extends Entity {
    text: string;
    role: CommentRole;
    posted: Moment;
    userDistrict: null | {
        id: string;
        name: string;
    };
    voteStats?: {
        up?: number;
        down?: number;
    };
    author?: User;
    sessionUserVote?: Vote | null;
}
export declare type DenormalizedComment = Comment & {
    votes: Vote[];
    replies: Comment[];
    author: User;
};
export declare type NewCommentData = {
    text: string;
    role: string;
};
export declare const parseComment: (data: Partial<Comment> | any) => Comment;
export declare function commentsEqual(x: Comment, y: Comment): boolean;
export declare function mergeComments(prev: Comment, next: Comment): Comment;