import { OnInit, InjectionToken, OnDestroy } from '@angular/core';
import { Observable, Subject } from 'rxjs';
import { TableOfContents, PersistenceService, PersistedDate, FormControls, ManifestSettings, TranslationFactory } from './types';
import { FormGroup, FormBuilder, FormControl } from '@angular/forms';
import { ActivatedRoute, Router } from '@angular/router';
import { storage } from 'firebase/app';
export { TableOfContents, PersistenceService, PersistedDate, TranslationFactory };
export declare const TRANSLATION_FACTORY: InjectionToken<TranslationFactory>;
export declare const TABLE_OF_CONTENTS: InjectionToken<Observable<TableOfContents>>;
export declare const PERSISTENCE_SERVICE: InjectionToken<PersistenceService>;
export declare const REDIRECT: InjectionToken<any[]>;
export declare const AUTO_SAVE_INTERNAL: InjectionToken<number | undefined>;
export declare const DEBUG_MODE: InjectionToken<boolean>;
export declare class QuestionnaireComponent implements OnInit, OnDestroy {
    private readonly activatedRoute;
    private readonly router;
    private readonly persistenceService;
    private readonly redirect;
    private readonly _translate;
    private readonly autoSaveInterval;
    private readonly formBuilder;
    readonly debugMode: boolean;
    readonly tableOfContents$: Observable<TableOfContents>;
    readonly question$: Observable<TableOfContents>;
    readonly page$: Observable<string>;
    readonly showRequiredError$: Subject<boolean>;
    readonly control$: Observable<FormControls>;
    readonly formGroup$: Observable<FormGroup>;
    readonly value$: Observable<any>;
    readonly saving$: Observable<boolean>;
    readonly showError$: Subject<boolean>;
    readonly uniquePage$: Observable<string[]>;
    readonly allPage$: Observable<string[]>;
    private readonly componentDestroyed$;
    private readonly previousPage$;
    private readonly nextPage$;
    readonly showPrevious$: Observable<boolean>;
    readonly showNext$: Observable<boolean>;
    readonly showSubmit$: Observable<boolean>;
    private shouldResume;
    lastError: any;
    constructor(manifest: Observable<TableOfContents>, activatedRoute: ActivatedRoute, router: Router, persistenceService: PersistenceService, redirect: any[], _translate: TranslationFactory, autoSaveInterval: number | undefined, formBuilder: FormBuilder, debugMode?: boolean);
    translate(...args: any[]): Observable<string>;
    private urlSegmentToPage;
    get page(): string;
    ngOnInit(): void;
    showField(key: string, settings: ManifestSettings, controls: FormControls, data: any, manifest?: TableOfContents): boolean;
    private showFieldTest;
    private answersToDelete;
    private save;
    dismissError(): void;
    next(): Promise<void | (string | boolean | null | undefined)[]>;
    previous(): Promise<void | (string | boolean | null | undefined)[]>;
    submit(): Promise<boolean | void | null>;
    ngOnDestroy(): void;
    className(key: string): string;
    formControl(key: string, control: any, settings: ManifestSettings): any;
    readonly fileUploads: Record<string, Observable<storage.UploadTaskSnapshot>>;
    private readonly fileUploadAborts;
    onSelectedFilesChanged(key: string, control: FormControl, fileList: FileList | null): void;
}