import type { Connection, PublicKey } from "@solana/web3.js";
/**
 * - `landed`: every nullifier is published; the spend happened.
 * - `failed`: the transaction was processed and reverted; nothing moved, ever.
 * - `inputs-spent-elsewhere`: some nullifiers are published but not all — a
 *   different transaction spent part of the input set.
 * - `not-landed`: nothing is published yet. NOT final on its own: a sent
 *   transaction can still land until its blockhash expires. Treat it as final
 *   only once a few minutes have passed since the quote's expiry.
 */
export type ClientSpendResolution = "landed" | "failed" | "inputs-spent-elsewhere" | "not-landed";
export interface ResolveClientSpendParams {
    connection: Connection;
    mintAddress?: PublicKey;
    /** From `ClientSpendRecovery.inputNullifiers` or a helper result. */
    inputNullifiers: string[];
    /** When known (an `unconfirmed` result), lets a reverted transaction resolve as `failed`. */
    txSignature?: string;
}
/**
 * Settle a spend whose outcome the relayer could not report.
 *
 * Reads the chain directly — the nullifier markers are the ground truth for
 * whether notes were spent, whatever any server says.
 */
export declare function resolveClientSpend(params: ResolveClientSpendParams): Promise<ClientSpendResolution>;