/// <summary>
/// returns how much was sold de facto
/// new version of buy-old,
/// real deal. If not enough money to buy (including deposits) then buys some part of desired
/// </summary>
internal Storage Sell(Consumer buyer, Storage whatWantedToBuy)
{
if (whatWantedToBuy.isNotZero())
{
Storage sale;
if (whatWantedToBuy.Product.isAbstract())
{
sale = marketPrice.ConvertToRandomCheapestExistingSubstitute(whatWantedToBuy);
if (sale == null)//no substitution available on market
{
return(new Storage(whatWantedToBuy.Product));
}
else if (sale.isZero())
{
return(sale);
}
}
else
{
sale = whatWantedToBuy;
}
Storage howMuchCanConsume;
MoneyView price = getCost(sale.Product);
MoneyView cost;
if (World.market.sentToMarket.has(sale))
{
cost = getCost(sale);
if (buyer.CanPay(cost))
{
Ssssel(buyer, cost, sale);
return(sale);
}
else
{
float val = (float)(buyer.getMoneyAvailable().Get() / price.Get());
howMuchCanConsume = new Storage(sale.Product, val);
howMuchCanConsume.Subtract(0.001f, false); // to fix percision bug
if (howMuchCanConsume.isZero())
{
return(howMuchCanConsume);
}
else
{
Ssssel(buyer, getCost(howMuchCanConsume), howMuchCanConsume);
return(howMuchCanConsume);
}
}
}
else
{
// assuming available < buying
Storage howMuchAvailable = new Storage(World.market.HowMuchAvailable(sale));
if (howMuchAvailable.isNotZero())
{
cost = getCost(howMuchAvailable);
if (buyer.CanPay(cost))
{
Ssssel(buyer, cost, howMuchAvailable);
return(howMuchAvailable);
}
else
{
howMuchCanConsume = new Storage(howMuchAvailable.Product, (float)(buyer.getMoneyAvailable().Get() / price.Get()));
if (howMuchCanConsume.get() > howMuchAvailable.get())
{
howMuchCanConsume.Set(howMuchAvailable.get()); // you don't buy more than there is
}
howMuchCanConsume.Subtract(0.001f, false); // to fix percision bug
if (howMuchCanConsume.isNotZero())
{
Ssssel(buyer, buyer.getMoneyAvailable(), howMuchCanConsume);//pay all money cause you don't have more
return(howMuchCanConsume);
}
else
{
return(howMuchCanConsume);
}
}
}
else
{
return(howMuchAvailable);
}
}
}
else
{
return(whatWantedToBuy); // assuming buying is empty here
}
}
