/**
 * @see {@link https://github.com/OneSignal/OneSignal-Website-SDK/blob/master/src/utils/OneSignalStub.ts}
 */
export declare type OneSignalStubFuncionList = 'init' | '_initHttp' | 'isPushNotificationsEnabled' | 'showHttpPrompt' | 'registerForPushNotifications' | 'setDefaultNotificationUrl' | 'setDefaultTitle' | 'syncHashedEmail' | 'getTags' | 'sendTag' | 'sendTags' | 'deleteTag' | 'deleteTags' | 'addListenerForNotificationOpened' | 'getIdsAvailable' | 'setSubscription' | 'showHttpPermissionRequest' | 'showNativePrompt' | 'showSlidedownPrompt' | 'getNotificationPermission' | 'getUserId' | 'getRegistrationId' | 'getSubscription' | 'sendSelfNotification' | 'setEmail' | 'logoutEmail' | 'setExternalUserId' | 'removeExternalUserId' | 'getExternalUserId' | 'provideUserConsent' | 'isOptedOut' | 'getEmailId';
export interface OneSignalStub {
    init: (options: OneSignalOptions) => Promise<void>;
    registerForPushNotifications: () => Promise<void>;
    getUserId: () => Promise<string>;
    getRegistrationId: () => Promise<any>;
    getNotificationPermission: () => Promise<any>;
    setSubscription: (unmute: boolean) => Promise<void>;
    isPushNotificationsEnabled: (cb?: (isEnabled: boolean) => void) => Promise<boolean>;
    isOptedOut: () => Promise<boolean>;
    isPushNotificationsSupported: () => Promise<boolean>;
    subscriptionChange: (fnc: (isSubscribed: boolean) => void) => Promise<void>;
    push: (fnc: Array<string | any>) => Promise<any>;
    on: (func: string, callback: (result: any) => void) => void;
    context: {
        serviceWorkerManager: {
            getActiveState: () => Promise<string>;
        };
    };
    sdkEnvironment: {
        getWindowEnv: () => Promise<string>;
    };
}
/**
 * initialize OneSignal.
 * @see {@link https://documentation.onesignal.com/docs/web-push-sdk#section--init-}
 */
export declare abstract class OneSignalOptions {
    appId: string;
    autoRegister?: boolean;
    allowLocalhostAsSecureOrigin?: boolean;
    [prop: string]: any;
}