import type { TernSecureConfig, TernSecureUser } from "@tern-secure/types";
import type { FirebaseServerApp, FirebaseServerAppSettings } from "firebase/app";
import type { Auth } from "firebase/auth";
type TernSecureServerConfig = {
    apiKey: string;
};
export interface TernServerAuthOptions {
    firebaseConfig?: TernSecureConfig;
    firebaseServerConfig?: TernSecureServerConfig;
    authIdToken?: string;
}
export interface AuthenticatedApp {
    firebaseServerApp: FirebaseServerApp;
    auth: Auth;
    currentUser?: TernSecureUser | null;
}
export declare class TernServerAuth {
    #private;
    private static instance;
    private auth;
    constructor();
    static getInstance(): TernServerAuth;
    static initialize(options: TernServerAuthOptions): TernServerAuth;
    static clearInstance(): void;
    getAuthIdToken: () => Promise<string | undefined>;
    getAuthenticatedAppFromHeaders: (headers: {
        get: (key: string) => string | null;
    }) => Promise<AuthenticatedApp>;
    getServerApp: (appSettings?: FirebaseServerAppSettings) => Promise<AuthenticatedApp>;
}
export {};
//# sourceMappingURL=TernAuthServer.d.ts.map