/**
 * Discounts Hook using TanStack Query
 * Simplified discount code management with automatic cache invalidation
 */
import { Discount } from '../../core/resources/discounts';
export interface UseDiscountsQueryOptions {
    sessionId?: string;
    enabled?: boolean;
    onApplySuccess?: (discount?: Discount) => void;
    onRemoveSuccess?: () => void;
}
export interface UseDiscountsQueryResult {
    appliedDiscounts: Discount[] | undefined;
    isLoading: boolean;
    isApplying: boolean;
    isRemoving: boolean;
    error: Error | null;
    applyDiscountCode: (code: string) => Promise<{
        success: boolean;
        error?: string;
        discount?: Discount;
    }>;
    removeDiscount: (discountId: string) => Promise<{
        success: boolean;
        error?: string;
    }>;
    refresh: () => Promise<void>;
    clearError: () => void;
}
export declare function useDiscountsQuery(options?: UseDiscountsQueryOptions): UseDiscountsQueryResult;