/// <summary>
/// Saves the transaction (purchase or sale)
/// </summary>
/// <param name="type">The transaction type : s(ales), c(harge), t(akeoff), p(urchase)</param>
/// <param name="stock">the stock data</param>
public void saveTransaction(TransactionItem.TransactionTypeEnum type, StockListitem stock)
{
BankAccountModel bankModel = new BankAccountModel();
var bank = bankModel.getBank();
var ttype = (type == TransactionItem.TransactionTypeEnum.Purchase) ? 'p' : 's';
var totalSum = (decimal)stock.PricePurchase * (decimal)stock.Quantity;
if (ConnectionState == true && bank != null)
{
if (totalSum <= bank.AccountBalance)
{
decimal change = 0;
switch (type)
{
case TransactionItem.TransactionTypeEnum.Sales: change += totalSum; break;
case TransactionItem.TransactionTypeEnum.Purchase: change -= totalSum; break;
}
var bankQuery = (from bk in db.BankAccount
where bk.BankAccountID == bank.BankAccountID
select bk).First();
bankQuery.AccountBalance += change;
db.SubmitChanges();
db.Transactions.InsertOnSubmit(new Transactions
{
Description = stock.Quantity + " - " + stock.name,
BankAccountID = bank.BankAccountID,
Created = DateTime.Now,
Amount = totalSum,
TransactionType = ttype,
});
db.SubmitChanges();
}
}
}
/// <summary>
/// Sales the stock and saves the transaction
/// </summary>
public void removeStock(StockListitem stock, decimal quantity)
{
if (ConnectionState == true)
{
var query = (from ds in db.StocksMap
where ds.StocksMapID == stock.StocksMapID
select ds).FirstOrDefault();
if (query != null)
{
if (quantity < stock.Quantity)
{
query.Quantity -= (int)quantity;
}
else if (quantity == stock.Quantity)
{
db.UserLines.DeleteAllOnSubmit(query.UserLines);
db.StocksMap.DeleteOnSubmit(query);
}
db.SubmitChanges();
BankAccountModel bankModel = new BankAccountModel();
var bank = bankModel.getBank();
var valueBought = quantity * query.PurchasePrice;
var valueSold = quantity * Convert.ToDecimal(stock.PriceCurrent);
db.Transactions.InsertOnSubmit(new Transactions
{
Description = quantity + " - " + stock.name,
BankAccountID = bank.BankAccountID,
Created = DateTime.Now,
Amount = valueSold,
TransactionType = 's',
});
var capitalGainTax = SettingsModel.getInstance().getCapitalGainTax();
if (capitalGainTax > 0)
{
decimal valueTax = 0;
var taxType = "";
char taxTransType = 'x';
if (valueSold > valueBought) // Profit
{
valueTax = Convert.ToDecimal(valueSold - valueBought) * (capitalGainTax / 100);
taxType = "Kapitalerstragssteuer nach Verkauf - " + stock.name;
}
else if (valueSold < valueBought) // Loss
{
valueTax = Convert.ToDecimal(valueBought - valueSold) * (capitalGainTax / 100);
taxType = "Steuergutschrift durch Verkauf - " + stock.name;
taxTransType = 'y';
}
db.Transactions.InsertOnSubmit(new Transactions
{
Description = taxType,
BankAccountID = bank.BankAccountID,
Created = DateTime.Now,
Amount = valueTax,
TransactionType = taxTransType,
});
}
db.SubmitChanges();
}
}
}
