public Stock FindStock(string companyName)
{
return(Portfolio.ContainsKey(companyName) ? Portfolio[companyName] : null);
}
public Stock FindBiggestCompany()
{
return(Portfolio.OrderByDescending(a => a.Value.MarketCapitalization).FirstOrDefault().Value);
}
public void BuyStock(Stock stock)
{
if (stock.MarketCapitalization > 10000 && MoneyToInvest >= stock.PricePerShare && !Portfolio.ContainsKey(stock.CompanyName))
{
Portfolio.Add(stock.CompanyName, stock);
MoneyToInvest -= stock.PricePerShare;
}
}