export type SolanaWalletCredential = {
    publicKey: string;
    message: string;
    signature: string;
};
/**
 * Minimal interface for a Solana wallet provider (Phantom, Solflare, etc.).
 * Apps pass their connected wallet to `SolanaWallet.auth()`.
 */
export type SolanaWalletProvider = {
    connect(): Promise<{
        publicKey: {
            toString(): string;
        };
    }>;
    signMessage(message: Uint8Array, encoding: string): Promise<{
        signature: Uint8Array;
    }>;
};
export declare function createSolanaWalletSignatureMessage(): {
    message: string;
    messageBytes: Uint8Array;
    timestamp: number;
};
export declare class SolanaWallet {
    private credential;
    auth(provider: SolanaWalletProvider): Promise<{
        publicKey: string;
    }>;
    setCredential(credential: SolanaWalletCredential): void;
    clearCredential(): void;
    getCredential(): SolanaWalletCredential | null;
    isAuthenticated(): boolean;
}