private decimal GetOwnerPrice(int amount, BottleForPriceModel bottle)
{
var realAmount = bottle.Amount_ml * (100 - bottle.WastePercent) / 100m;
var numOfShotInBottle = realAmount / ShotSize_ml;
var shotPrice = bottle.BottlePrice / numOfShotInBottle;
return(GetPrice(amount, shotPrice));
}
public decimal Run(TransactionForAdditionDto transaction, BottleForPriceModel bottle)
{
var usersSpecialPrice =
bottle.SpecialPrices
.FirstOrDefault(sp => sp.UserId == transaction.BuyerId);
if (usersSpecialPrice is not null)
{
return(GetPrice(amount: transaction.Amount_ml.Value, shotPrice: usersSpecialPrice.Price));
}
var userIsOwner =
bottle.Owners.Contains(transaction.BuyerId.Value);
if (userIsOwner)
{
return(GetOwnerPrice(amount: transaction.Amount_ml.Value, bottle));
}
return(GetPrice(amount: transaction.Amount_ml.Value, bottle.ShotPrice));
}