import type { ServiceAccount } from './firebase-types.js';
import { FirebaseEdgeError } from './errors.js';
import type { CacheConfig } from './cache-types.js';
/**
 * Firebase Admin Authentication handler for edge environments.
 * Provides server-side authentication operations using service account credentials.
 */
export declare class FirebaseAdminAuth {
    private serviceAccountKey;
    private tenantId?;
    private fetch?;
    private cache?;
    private cacheName?;
    private _cacheName;
    /**
     * Creates a new Firebase Admin Auth instance.
     *
     * @param serviceAccountKey Firebase service account credentials
     * @param tenantId Optional tenant ID for multi-tenancy
     * @param fetch Optional custom fetch implementation
     * @param cache Optional cache implementation for token caching
     * @param cacheName Optional cache key name (defaults to '__cache')
     */
    constructor(serviceAccountKey: ServiceAccount, tenantId?: string | undefined, fetch?: typeof globalThis.fetch | undefined, cache?: CacheConfig | undefined, cacheName?: string | undefined);
    /**
     * Retrieves a cached service account token or fetches a new one.
     * Tokens are cached for 1 hour.
     *
     * @returns Promise with token data and error
     */
    private getCachedToken;
    /**
     * Retrieves user account information by UID.
     *
     * @param uid User ID to look up
     * @returns Promise with object containing user data or null, and error if any
     */
    getUser(uid: string): Promise<{
        data: null;
        error: FirebaseEdgeError;
    } | {
        data: import("./firebase-types.js").UserInfo | null | undefined;
        error: null;
    }>;
    /**
     * Retrieves user account information by email address.
     *
     * @param email Email address to look up
     * @returns Promise with object containing user data or null, and error if any
     */
    getUserByEmail(email: string): Promise<{
        data: null;
        error: FirebaseEdgeError;
    } | {
        data: import("./firebase-types.js").UserInfo | null | undefined;
        error: null;
    }>;
    /**
     * Verifies a Firebase ID token and returns the decoded payload.
     * Optionally checks if the token has been revoked.
     *
     * @param idToken Firebase ID token to verify
     * @param checkRevoked Whether to check if token has been revoked (defaults to false)
     * @returns Promise with object containing decoded token payload or null, and error if any
     */
    verifyIdToken(idToken: string, checkRevoked?: boolean): Promise<{
        data: null;
        error: FirebaseEdgeError;
    } | {
        data: import("./firebase-types.js").FirebaseIdTokenPayload;
        error: null;
    }>;
    /**
     * Creates a session cookie from a Firebase ID token.
     *
     * @param idToken Firebase ID token to convert to session cookie
     * @param expiresIn_ms Session cookie expiration time in milliseconds
     * @returns Promise with object containing session cookie string or null, and error if any
     */
    createSessionCookie(idToken: string, expiresIn_ms: number): Promise<{
        data: null;
        error: FirebaseEdgeError;
    } | {
        data: string | null;
        error: null;
    }>;
    /**
     * Verifies a Firebase session cookie and returns the decoded payload.
     * Optionally checks if the token has been revoked.
     *
     * @param sessionCookie Session cookie to verify
     * @param checkRevoked Whether to check if token has been revoked (defaults to false)
     * @returns Promise with object containing decoded session payload or null, and error if any
     */
    verifySessionCookie(sessionCookie: string, checkRevoked?: boolean): Promise<{
        data: null;
        error: FirebaseEdgeError;
    } | {
        data: import("./firebase-types.js").FirebaseIdTokenPayload;
        error: null;
    }>;
    /**
     * Creates a custom Firebase authentication token for a given user.
     *
     * @param uid User ID to create token for
     * @param developerClaims Optional custom claims to include in the token
     * @returns Promise with object containing custom token string or null, and error if any
     */
    createCustomToken(uid: string, developerClaims?: object): Promise<{
        data: null;
        error: FirebaseEdgeError;
    } | {
        data: string;
        error: null;
    }>;
}
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