import { BasedServer } from '../server.js';
import { Context, AuthState, WebSocketSession, Authorize, AuthorizeConnection, VerifyAuthState } from '@based/functions';
import parseAuthState from './parseAuthState.js';
import parseJSONAuthState from './parseJSONAuthState.js';
export { parseAuthState };
export { parseJSONAuthState };
export type AuthConfig = {
    /** This function is called before any BasedFunction that isn't public.
     * The BasedFunction requested will only execute if `authorize` returns `true`. */
    authorize?: Authorize;
    authorizeConnection?: AuthorizeConnection;
    /** This function is called every time an authState is set.
     * @returns `true` if the authState is valid and does not need to be updated
     * @returns `AuthState` object if the authState of the session needs to be updated
     */
    verifyAuthState?: VerifyAuthState;
};
export declare class BasedAuth {
    server: BasedServer;
    authorizeConnection: AuthorizeConnection;
    verifyAuthState: VerifyAuthState;
    authorize: Authorize;
    constructor(server: BasedServer, config?: AuthConfig);
    updateConfig(config: AuthConfig): void;
    /** Calls `verifyAuthState` on the current session's authState.
     * If it's in a wsContext, sends the new verified authState to the client and updates the session's authState.
     */
    renewAuthState(ctx: Context, authState?: AuthState): Promise<AuthState>;
    encodeAuthState(authState: AuthState): string;
    decodeAuthState(authState: any): AuthState;
    /** Sets the `authState` on the client. */
    sendAuthState(ctx: Context<WebSocketSession>, authState: AuthState): void;
}