/// <summary>
/// Takes the bought stock and the quanity and creates the transactions and updates current holdings
/// </summary>
/// <param name="stock"></param>
/// <param name="amount"></param>
public void BuyStock(Stock stock, int amount)
{
bool foundStock = false;
foreach (Tuple <Stock, int> tuple in stocksHeld)
{
if (stock.Equals(tuple.Item1))
{
foundStock = true;
int quanity = tuple.Item2 + amount;
stocksHeld.Remove(tuple);
stocksHeld.Add(Tuple.Create(stock, quanity));
}
}
if (!foundStock)
{
stocksHeld.Add(Tuple.Create(stock, amount));
}
transactionList.Add(Tuple.Create("Buy", stock, stock.price * amount));
}
/// <summary>
/// Takes the sold stock and the quanity and creates the transactions and updates current holdings
/// </summary>
/// <param name="stock"></param>
/// <param name="amount"></param>
public void SellStock(Stock stock, int amount)
{
List <Tuple <Stock, int> > newHeldList = new List <Tuple <Stock, int> >();
foreach (Tuple <Stock, int> tuple in stocksHeld)
{
if (stock.Equals(tuple.Item1))
{
int quant = tuple.Item2 - amount;
newHeldList.Add(Tuple.Create(stock, quant));
}
else
{
newHeldList.Add(tuple);
}
}
stocksHeld = newHeldList;
transactionList.Add(Tuple.Create("Sell", stock, stock.price * amount));
}
