import type { AuthProvider, User } from "@bounded-sh/core";
import type { Transaction, VersionedTransaction } from "@solana/web3.js";
export interface OffchainAuthProviderConfig {
    onSigningStart?: () => void;
    onSigningComplete?: (signature: string) => void;
    onSigningError?: (error: Error) => void;
}
/**
 * OffchainAuthProvider wraps a real auth provider (e.g., Phantom) for the poofnet environment.
 *
 * signMessage shows a custom confirmation modal and then delegates to the wrapped
 * provider for a real detached signature over the exact offchain transaction message.
 */
export declare class OffchainAuthProvider implements AuthProvider {
    private wrappedProvider;
    private config;
    constructor(wrappedProvider: AuthProvider, config?: OffchainAuthProviderConfig);
    login(): Promise<User | null>;
    setLoginOverrides(opts: any): void;
    logout(): Promise<void>;
    restoreSession(): Promise<User | null>;
    signTransaction(tx: Transaction | VersionedTransaction): Promise<Transaction | VersionedTransaction>;
    /**
     * Sign and submit transaction - not supported in poofnet environment.
     * See the real providers (PhantomWalletProvider, SolanaKeypairProvider)
     * for the full implementation with blockhash handling and feePayer support.
     */
    signAndSubmitTransaction(_transaction: Transaction | VersionedTransaction, _feePayer?: any): Promise<string>;
    getNativeMethods(): Promise<any>;
    exportWallet(address?: string): Promise<void>;
    signMessage(message: string): Promise<string>;
    private showUnsupportedTransactionModal;
    private showTransactionModal;
    private createElement;
    private appendTextElement;
    private buildModalShell;
    private buildInfoBox;
    private buildUnsupportedModalContent;
    private formatPath;
    private formatFieldValue;
    private getActionDescription;
    private buildTransactionModalContent;
    private buildInstructionElement;
    private getModalStyles;
}