import { FirebaseApp, FirebaseError } from '@nativescript/firebase-core'; declare class AppCheck { readonly ios: any; readonly android: any; readonly native: any; readonly app: FirebaseApp; constructor(app?: FirebaseApp); static setProviderFactory(custom?: AppCheckProviderFactory); activate(isTokenAutoRefreshEnabled: boolean); setTokenAutoRefreshEnabled(enabled: boolean); getToken(forceRefresh: boolean): Promise; } declare abstract class AppCheckProviderFactory { abstract createProvider(app: FirebaseApp): AppCheckProvider; readonly native; } declare abstract class AppCheckProvider { abstract getToken( done: ( token: { token: string; expirationDate: Date; }, error: FirebaseError ) => void ); readonly native; } declare class AppCheckToken { readonly ios: any; readonly android: any; readonly native: any; readonly token: string; readonly expireTimeMillis: number; } declare module '@nativescript/firebase-core' { export interface Firebase extends FirebaseAppCheck {} } export interface FirebaseAppCheck { static appCheck(app?: FirebaseApp): AppCheck; }