import { Dispatch } from 'redux';
import { DatabaseId, VerificationResponse, ViewModel, BoundAction, BoundActionCreator, Segment } from '../types/types';

/**
 * @description Start a new verification "flow"
 * @param dispatch Redux action dispatch
 */
export declare const createFetchNewVerificationRequest: (dispatch: Dispatch) => <T extends ViewModel = ViewModel>(programId: DatabaseId, segment: Segment, previousViewModel?: T, trackingId?: string, forceNewVerificationRequest?: boolean) => Promise<any>;
/**
 * @description Provided with a verificationId, continue verifying someone.
 * @param dispatch Redux action dispatch
 */
export declare const createFetchExistingVerificationRequest: BoundActionCreator;
export declare const segmentChanged: (currentSegment: Segment, nextSegment: Segment) => boolean;
export declare const currentStepChanged: (previousVerificationResponse: VerificationResponse, verificationResponse: VerificationResponse) => boolean;
/**
 * @description Await several items (new/existing verification request, program theme, etc) then update central state (redux).
 * Timing and order is very important within this function as it is bootstrapping most of the application.
 *
 * @param dispatch Redux action dispatch
 * @param verificationResponsePromise Either a new or existing verification server request.
 * @param programId
 * @param previousViewModel Optional
 * @private
 */
export declare const createFetchVerificationRequest: ({ dispatch, verificationResponsePromise, programId, segment, previousViewModel, previousVerificationResponse, verificationId, }: {
    dispatch: Dispatch;
    programId: DatabaseId;
    verificationResponsePromise: Promise<VerificationResponse>;
    segment?: Segment;
    previousViewModel?: ViewModel;
    previousVerificationResponse?: VerificationResponse;
    verificationId?: string;
}) => Promise<any>;
/**
 * @description Action creator to update the view model in redux.
 * @param dispatch
 */
export declare const createUpdateViewModel: BoundActionCreator;
type CreateUpdateProps = (dispatch: Dispatch, programId: DatabaseId) => BoundAction;
export declare const createUpdateLocale: CreateUpdateProps;
/**
 * @description Action creator to update the program theme in redux.
 * @param dispatch
 */
export declare const createUpdateProgramTheme: BoundActionCreator;
/**
 * @description Perform a full reset of the in-memory state
 * Useful to fully reset the form and start over again, similar to a page refresh.
 */
export declare const createResetState: (dispatch: Dispatch) => BoundAction;
/**
 * @description Action creator to update the field validation errors, which are those that are shown to a user as they fill-in the HTML form.
 * @param dispatch
 */
export declare const createUpdateFieldValidationErrors: BoundActionCreator;
/**
 * @description Action creator to submit a step to the backend REST API
 * @param dispatch
 */
export declare const createSubmitStep: BoundActionCreator;
/**
 * Perform the actual viewModel reset actions
 * @private
 */
export declare const doViewModelReset: (dispatch: Dispatch) => (verificationResponse: VerificationResponse) => Promise<any>;
export {};