public async Task <OfferCalculated> Handle(GetOfferCommand command)
{
var(orderId, currency) = CreateDomainModelFrom(command);
var order = await _orders.GetBy(orderId);
var orderHeader = await _orderHeaders.GetBy(orderId);
var offer = await _calculatePrices.For(orderHeader.ClientId, SalesChannel.Wholesales, order.ProductAmounts,
currency);
return(CreateEventFrom(orderId, offer));
}
private static (OrderId, Currency) CreateDomainModelFrom(GetOfferCommand command) => (
