import { SocialLoginProvider } from './types';
import type { AppSettings, Authentication, ChallengeCompleteCallback, Configs, CustomLinks, Localizations, LoginCompleteCallback, PostMessageEvent, Resources, SecurityQuestion, ThemeColor } from './types';
export declare class W3SSdk {
    private readonly serviceUrl;
    private static instance;
    private readonly iframe;
    private readonly window;
    private configs?;
    private challenge?;
    private securityQuestions?;
    private securityQuestionsRequiredCount;
    private securityConfirmItems?;
    private localizations?;
    private themeColor?;
    private resources?;
    private customLinks?;
    private deviceInfo?;
    private socialLoginToken?;
    private socialLoginProvider?;
    private firebaseApp?;
    /**
     * Callback function that is called when the challenge is completed.
     */
    private onComplete?;
    /**
     * Callback function that is called when the page is redirected back from the social login provider and receives the verification result.
     */
    private onLoginComplete?;
    private shouldCloseModalOnForgotPin;
    /**
     * Callback function that is called when the user clicks the forgot pin button.
     */
    private onForgotPin?;
    private receivedResponseFromService;
    /**
     * Promise that is resolved when the device ID is received.
     */
    private resolveDeviceIdPromise?;
    /**
     * Promise that is rejected when the device ID is not received.
     */
    private rejectDeviceIdPromise?;
    /**
     * Callback function that is called when the user clicks the resend OTP email button.
     */
    private onResendOtpEmail?;
    constructor(configs?: Configs, onLoginComplete?: LoginCompleteCallback);
    /**
     * Sets the application settings.
     * This method will be deprecated in the future. Please use the constructor to set the application settings.
     * @param appSettings - Application settings.
     */
    setAppSettings(appSettings: AppSettings): void;
    /**
     * Sets the authentication information.
     * @param auth - Authentication information.
     */
    setAuthentication(auth: Authentication): void;
    /**
     * Updates the configurations.
     * @param configs - Configurations.
     * @param onLoginComplete - Callback function that is called when the page is redirected back from the social login provider and receives the verification result.
     */
    updateConfigs(configs?: Configs, onLoginComplete?: LoginCompleteCallback): void;
    /**
     * Gets the device ID.
     * @returns Promise<string> - Device ID.
     */
    getDeviceId(): Promise<string>;
    /**
     * Performs social login.
     * @param provider - Social login provider.
     */
    performLogin(provider: SocialLoginProvider): Promise<void>;
    /**
     * Executes email OTP verification.
     */
    verifyOtp(): void;
    /**
     * Executes the challenge.
     * @param challengeId - Challenge ID.
     * @param onCompleted - Callback function that is called when the challenge is completed.
     */
    execute(challengeId: string, onCompleted?: ChallengeCompleteCallback): void;
    /**
     * Sets the custom security questions. If the user doesn't provide the custom security questions, the default security questions will be used.
     * @param questions - Custom security questions.
     * @param requiredCount - Required number of security questions.
     * @param securityConfirmItems - Security confirm disclaimer items.
     */
    setCustomSecurityQuestions(questions?: SecurityQuestion[] | null, requiredCount?: number, securityConfirmItems?: string[]): void;
    /**
     * Sets the localizations.
     * @param localizations - Localizations.
     */
    setLocalizations(localizations: Localizations): void;
    /**
     * Sets the resources.
     * @param resources - Resources.
     */
    setResources(resources: Resources): void;
    /**
     * Sets the theme color.
     * @param themeColor - Theme color.
     */
    setThemeColor(themeColor: ThemeColor): void;
    /**
     * Sets the custom links.
     * @param customLinks - Custom links.
     */
    setCustomLinks(customLinks: CustomLinks): void;
    /**
     * Sets the callback function that is called when the user clicks the forgot pin button.
     * @param onForgotPin - Callback function that is called when the user clicks the forgot pin button.
     * @param shouldCloseModalOnForgotPin - Indicates whether the modal should be closed when the user clicks the forgot pin button.  Default is false.
     */
    setOnForgotPin(onForgotPin: () => void, shouldCloseModalOnForgotPin?: boolean): void;
    /**
     * Sets the callback function that is called when the user clicks the resend OTP email button.
     * @param onResendOtpEmail - Callback function that is called when the user clicks the resend OTP email button.
     */
    setOnResendOtpEmail(onResendOtpEmail: () => void): void;
    /**
     * Sets up the instance.
     * @param configs - Configurations.
     * @param onLoginComplete - Callback function that is called when the page is redirected back from the social login provider and receives the verification result.
     */
    private setupInstance;
    /**
     * Sets the challenge.
     * @param challenge - Challenge.
     */
    private setChallenge;
    /**
     * Appends the iframe to the document body.
     * @param showIframe - Indicates whether the iframe should be shown. Default is true.
     * @param subRoute - Sub route.
     */
    private appendIframe;
    /**
     * Executes the challenge.
     * @param onCompleted - Callback function that is called when the challenge is completed.
     * @param showIframe - Indicates whether the iframe should be shown. Default is true.
     */
    private exec;
    private performAppleLogin;
    private performFacebookLogin;
    private performGoogleLogin;
    /**
     * Generates the OAuth URL with the necessary parameters.
     * @param provider - Social login provider.
     * @param id - Client ID or Application ID.
     * @param redirectUri - Redirect URI.
     * @param selectAccountPrompt - Indicates whether the user should select the account. Default is false.
     * @returns OAuth URL with the necessary parameters.
     */
    private generateOauthUrlWithParams;
    /**
     * Executes the social login status check before sending the token to the verification service.
     */
    private execSocialLoginStatusCheck;
    /**
     * Handles the Apple login response.
     * @returns Promise<void>.
     */
    private handleAppleLoginResponse;
    /**
     * Handles the hash login responses.
     * @param socialLoginProvider - Social login provider.
     */
    private handleHashLoginResponse;
    private handleGoogleLogin;
    private handleFacebookLogin;
    private isLoginStateValid;
    private isLoginNonceValid;
    private isValidHash;
    private extractTokenFromResultAndSave;
    private handleFirebaseFailure;
    private handleLoginFailure;
    private verifyTokenViaService;
    /**
     * Saves the OAuth information to the local storage in order to check the state and nonce value later.
     * @param provider - Social login provider.
     * @param state - State value.
     * @param nonce - Nonce value.
     */
    private saveOAuthInfo;
    /**
     * Checks the state value from the social login response.
     * @param hashParams - Hash parameters.
     * @returns Indicates whether the state value is valid.
     */
    private checkSocialLoginState;
    /**
     * Checks the nonce value from the social login response. Only id token is going to have nonce value.
     * @param hashParams - Hash parameters.
     * @returns Indicates whether the nonce value is valid.
     */
    private checkSocialLoginNonce;
    /**
     * Handles the postMessage event.
     * @param event - PostMessageEvent.
     */
    readonly messageHandler: (event: PostMessageEvent) => void;
    /**
     * Closes the modal.
     */
    private closeModal;
    /**
     * Subscribes to the postMessage event.
     */
    private subscribeMessage;
    /**
     * Unsubscribes to the postMessage event.
     */
    private unSubscribeMessage;
}