public void SellShares(Company c, int amountToSell)
{
var itemIndex = Portfolio.FindIndex(x => x.Name == c.Name);
int currentShares = Portfolio.ElementAt(itemIndex).Shares;
if (currentShares == amountToSell)
{
Portfolio.RemoveAt(itemIndex);
}
else
{
Portfolio.ElementAt(itemIndex).Shares -= amountToSell;
}
}
public void AddToPortfolio(Company c)
{
var itemIndex = Portfolio.FindIndex(x => x.Name == c.Name);
if (itemIndex != -1)
{
var company = Portfolio.ElementAt(itemIndex);
int currentShares = company.Shares;
double currentValue = company.Value;
int newShares = c.Shares;
double newPrice = c.Value;
company.Shares += c.Shares;
company.Value = Math.Round(calcNewValue(currentValue, newPrice, currentShares, newShares, (currentShares + newShares)), 2, MidpointRounding.AwayFromZero);
}
else
{
Portfolio.Add(c);
}
}
