import { TransactionService } from './transaction.service';
import { Survey, Option, Reply, Check, SurveyLevelAnswer, ReplyItem } from '../../classes';
import { Observable, Subject } from 'rxjs';
import { AuthService } from '../auth/auth.service';
import { AngularFireDatabase } from '@angular/fire/database';
export declare class ReplyService {
    private transaction;
    private auth;
    private db;
    toggleEvent: Subject<{}>;
    tracker: Reply;
    data: ReplyItem;
    readonly onChange: Observable<any>;
    private queue;
    constructor(transaction: TransactionService, auth: AuthService, db: AngularFireDatabase);
    readonly isChanged: boolean;
    toggle(option: Option, value: any, as?: string): Promise<any>;
    watch(survey: Survey, as?: string): Observable<any>;
    getLatest(survey_id: string, as?: string, shouldMatch?: Partial<SurveyLevelAnswer>): Observable<SurveyLevelAnswer>;
    save(survey: Survey, as?: string, replierInfo?: {
        disaplyName?: string;
        phoneNumber?: string;
        email?: string;
    }): Promise<void>;
    private wailUntilCheckProcessFinished;
    private confirm;
    private snapshot;
    private uncheck;
    private check;
    private handleMaxCheckedOptionCnt;
    setCheck(option: Option, check: Check, as: string): void;
    updateCheck(option: Option, path: string, value: any, as: string): void;
    getCheck(option: Option, as: string): Check;
    isChecked(option: Option, checkedTypes?: string[], as?: string): boolean;
}