import Dinero from 'dinero.js';
import { Currency } from './types';
/**
 * Round amount to the minimum unit for the given currency
 * RWF: rounds to nearest 100
 * XOF: returns the integer value
 */
export declare const roundToMinimumUnit: (amount: number, currency: Currency) => number;
/**
 * Create a Dinero money object with the appropriate currency
 */
export declare const createMoney: (amount: number, currency: Currency) => Dinero.Dinero;
/**
 * Calculate installments with precise distribution and proper rounding
 * For RWF: each installment (except the last) is rounded to multiples of 100
 * For XOF: no rounding constraint
 * The last installment absorbs any difference to ensure total = totalPrice
 *
 * @param totalPrice Total price to split
 * @param count Number of installments
 * @param currency Currency to use for calculations
 * @returns Array of installment amounts that sum exactly to totalPrice
 */
export declare const calculateInstallments: (totalPrice: number, count: number, currency: Currency) => number[];
/**
 * Calculate monthly repayment details for investors
 *
 * @param amountFunded Amount funded by investor
 * @param expectedProfit Expected profit for investor
 * @param paymentLength Number of months
 * @param currency Currency to use
 * @returns Object with monthly return, principal, and profit
 */
export declare const calculateMonthlyRepayment: (amountFunded: number, expectedProfit: number, paymentLength: number, currency: Currency) => {
    monthlyReturn: number;
    monthlyPrincipal: number;
    monthlyProfit: number;
};
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