import { AlertController } from '@ionic/angular';
import { TranslateService } from '@ngx-translate/core';
import { ILegalityDialogUIProvider, AuthSharedConfig } from 'ionic-firebase-auth';
export declare class AuthIonicLegalityDialogService implements ILegalityDialogUIProvider {
    config: AuthSharedConfig;
    private alertController;
    private translate;
    constructor(config: AuthSharedConfig, alertController: AlertController, translate: TranslateService);
    confirmTos(): Promise<boolean | null>;
}