package domain


// CurrencyConverter is a domain service for currency conversion operations
type CurrencyConverter struct{}

// NewCurrencyConverter creates a new CurrencyConverter
func NewCurrencyConverter() *CurrencyConverter {
	return &CurrencyConverter{}
}

// Convert converts money from one currency to another using the provided rate
func (c *CurrencyConverter) Convert(money Money, rate Rate) (Money, error) {
	if money.Currency.Code != rate.From.Code {
		return Money{}, ErrCurrencyMismatch
	}

	convertedAmount := money.Amount.Mul(rate.Value)

	return NewMoneyFromDecimal(convertedAmount, rate.To)
}