import type { PublicClient, Chain, Transport } from 'viem';
import type { PaymentAgreement } from '@azeth/common';
/** Set the cache TTL (useful for tests) */
export declare function setAgreementCacheTtl(ttlMs: number): void;
/** Clear the agreement cache */
export declare function clearAgreementCache(): void;
/** Find an active, executable agreement from a given account to a specific payee.
 *  Uses getAgreementData for combined agreement + executability + count in 1 RPC call.
 *  Iterates from newest to oldest (newest more likely active).
 *
 *  @param publicClient - viem public client for on-chain reads
 *  @param moduleAddress - PaymentAgreementModule contract address
 *  @param account - The payer's smart account address
 *  @param payee - The payee address to match
 *  @param token - Optional token address to match
 *  @param minAmount - Optional minimum amount per interval
 *  @returns The first matching active + executable agreement, or null
 */
export declare function findActiveAgreementForPayee(publicClient: PublicClient<Transport, Chain>, moduleAddress: `0x${string}`, account: `0x${string}`, payee: `0x${string}`, token?: `0x${string}`, minAmount?: bigint): Promise<PaymentAgreement | null>;
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