import { AlertController } from '@ionic/angular';
import { Storage } from '@ionic/storage-angular';
import { Platform } from '@ionic/angular';
import * as i0 from "@angular/core";
export declare class ReviewService {
    private storage;
    alertCtrl: AlertController;
    private platform;
    private REVIEW_KEY;
    private SHOULD_DISPLAY_APP_REVIEW_DIALOG;
    constructor(storage: Storage, alertCtrl: AlertController, platform: Platform);
    private getShouldReviewApp;
    setReviewApp(value: boolean): Promise<void>;
    private saveUserPreferenceForAppReview;
    private openExternamUrl;
    private showDialog;
    private defaultOK;
    private doesUserPrefrenceAllowAppReview;
    showAppReviewDialog(): Promise<void>;
    static ɵfac: i0.ɵɵFactoryDeclaration<ReviewService, never>;
    static ɵprov: i0.ɵɵInjectableDeclaration<ReviewService>;
}
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