import { FanfareCartAdapter } from '../cart-adapter';
import { FanfareGatedCheckoutResult, GatedLine } from '../checkout-types';
import { UseFanfareClaimResult } from './use-fanfare-claim';
/** What to check out: the one gated line, plus optional convenience lines that ride the same cart. */
export interface FanfareGatedCheckoutInput {
    gatedLine: GatedLine;
    /** Added to the cart but NOT policy-checked today — the gate covers `gatedLine` only. */
    ungatedLines?: GatedLine[];
}
export interface UseFanfareCheckoutResult<TCart> {
    /** Recommended one-call path: create → claim → add line(s) → checkout URL. Never rejects. */
    gatedCheckout(input: FanfareGatedCheckoutInput): Promise<FanfareGatedCheckoutResult<TCart>>;
    /** Advanced escape hatch — the low-level claim (see `useFanfareClaim`). */
    claim: UseFanfareClaimResult["claim"];
    /** True while a `gatedCheckout` run is in flight (drives the buy-button spinner). */
    pending: boolean;
}
export declare function useFanfareCheckout<TCart>(adapter: FanfareCartAdapter<TCart>): UseFanfareCheckoutResult<TCart>;