import { BiometryType, EventListener } from '@tma.js/bridge';
import { Maybe } from '@tma.js/toolkit';
import { SharedFeatureOptions } from '../../fn-options/sharedFeatureOptions.js';
import { WithPostEvent } from '../../fn-options/withPostEvent.js';
import { WithRequest } from '../../fn-options/withRequest.js';
import { WithStateRestore } from '../../fn-options/withStateRestore.js';
import { WithVersion } from '../../fn-options/withVersion.js';
import { AsyncOptions } from '../../types.js';
export interface BiometryState {
    /**
     * If true, indicates that biometric authentication is available on the current device.
     */
    available: boolean;
    /**
     * Indicates whether the app has previously requested permission to use biometrics.
     */
    accessRequested: boolean;
    /**
     * Indicates whether the user has granted the app permission to use biometrics.
     *
     * If false and access_requested is true may indicate that:
     *
     * - The user has simply canceled the permission popup, in which case
     * a `web_app_biometry_request_access` event can be emitted to re-open the popup.
     *
     * - The user has denied the app permission to use biometrics, in which case the app should
     * open a prompt notifying the user that the biometric settings must be changed to use
     * biometrics.
     */
    accessGranted: boolean;
    /**
     * A unique device identifier that can be used to match the token to the device.
     */
    deviceId: string;
    /**
     * Show whether a token was safely stored on-device.
     */
    tokenSaved: boolean;
    /**
     * The type of biometrics currently available on the device.
     */
    type: BiometryType;
    /**
     * Last retrieved token.
     */
    token?: string;
}
export interface BiometryAuthenticateOptions extends AsyncOptions {
    /**
     * Reason to request biometry data. Should be at least 1 symbol length, but not more than
     * 128 symbols.
     */
    reason?: Maybe<string>;
}
export interface BiometryUpdateTokenOptions extends AsyncOptions {
    /**
     * Optional string field, containing the reason why the bot is asking to authenticate using biometrics (1-128 chars, used in the prompt).
     */
    reason?: string;
    /**
     * Token to save in the local device secure storage. Passing `null`, `undefined` or empty string
     * removes it from the storage.
     */
    token?: Maybe<string>;
}
export interface BiometryRequestAccessOptions extends AsyncOptions {
    /**
     * The text to be displayed to a user in the popup describing why the bot needs access to
     * biometrics, 0-128 characters.
     */
    reason?: Maybe<string>;
}
export interface BiometryOptions extends WithVersion, WithStateRestore<BiometryState>, WithRequest, WithPostEvent, SharedFeatureOptions {
    /**
     * Adds a biometry info received event listener.
     * @param listener - a listener to add.
     */
    onInfoReceived: (listener: EventListener<'biometry_info_received'>) => void;
    /**
     * Removes a biometry info received event listener.
     * @param listener - a listener to add.
     */
    offInfoReceived: (listener: EventListener<'biometry_info_received'>) => void;
}