export declare const CARRIER_CREDIT_PREPAID = 5;
export declare const isCarrierCreditPayer: (prepaid?: number | null) => boolean;
export declare const CARRIER_CREDIT_NO_ASSOCIATION_MSG = "Payment cannot be completed with this account type. Please sign into a different account to complete payment.";
export interface CarrierCreditDisabledState {
    disable: boolean;
    msg: string;
}
/**
 * Pay-button / iframe disabled state for the carrier-credit gate. A Carrier
 * Credit payer (prepaid === 5) without a confirmed payer-vendor association is
 * blocked; every other payer is a no-op.
 */
export declare const getCarrierCreditDisabledState: (prepaid?: number | null, isPayerAssociated?: boolean) => CarrierCreditDisabledState;
/**
 * Resolves whether a Carrier Credit payer is associated with the vendor.
 *
 * Carrier Credit payers (prepaid === 5) may only pay a vendor through the
 * Watchlist flow when an approved payer-vendor association exists. For any
 * other payer type — or a guest (not logged in) — the gate is a no-op and this
 * returns `true`. Fails closed (returns `false`) when the association cannot be
 * confirmed — whether the lookup errors or the payer/vendor cannot be
 * determined — since a Carrier Credit payer must not pay a vendor we cannot
 * confirm an association with.
 *
 * Callers resolve `vendorId` themselves because the transaction store shape
 * differs between components (array vs. keyed object).
 */
export declare const resolveCarrierCreditAssociation: ({ isLoggedIn, prepaid, payerId, vendorId, token }: {
    isLoggedIn: boolean;
    prepaid?: number | null;
    payerId?: number | null;
    vendorId?: number | null;
    token?: string | null;
}) => Promise<boolean>;