import type { InvoiceDiscount } from './types';
/**
 * get a discounted price
 */
export declare const getDiscountAmount: (price: number, percentDiscount: number) => number;
/**
 * get a price after applying a discount
 */
export declare const getDiscountedPrice: (price: number, percentDiscount: number) => number;
/**
 * Get the discount amount of an invoice discount
 */
export declare const getInvoiceLevelDiscountAmount: (discount: InvoiceDiscount | undefined, total: number) => number;
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