protected void WithdrawCryptocurrencyButton_Click(object sender, EventArgs e)
{
if (Page.IsValid)
{
CryptocurrencySuccessMessagePanel.Visible = false;
CryptocurrencyErrorMessagePanel.Visible = false;
try
{
var Cryptocurrency = CryptocurrencyFactory.Get(SelectedCryptocurrency);
User.ValidatePIN(CryptoPINTextBox.Text);
string address = TryGetWithdrawalAddress(Cryptocurrency);
Money moneyAmount = Money.Zero;
Money moneyFee = Money.Zero;
Money totalAmount = Money.Zero;
decimal amountInCryptocurrency = Decimal.Zero;
if (Cryptocurrency.WithdrawalFeePolicy == WithdrawalFeePolicy.Packs)
{
WithdrawalPacksPlaceHolder.Visible = true;
WithdrawalPacksLiteral.Text = BitcoinWithdrawalFeePacks.GetPacksText(User.Id);
}
moneyAmount = new Money(Convert.ToDecimal(WithdrawCryptocurrencyAmountTextBox.Text)).FromMulticurrency();
moneyFee = Cryptocurrency.EstimatedWithdrawalFee(amountInCryptocurrency, address, User.Id, Cryptocurrency.WithdrawalSource);
totalAmount = moneyAmount - moneyFee;
amountInCryptocurrency = Cryptocurrency.ConvertFromMoney(moneyAmount);
if (Cryptocurrency.WithdrawalSource == WithdrawalSourceBalance.Wallet)
{
amountInCryptocurrency = Convert.ToDecimal(WithdrawCryptocurrencyAmountTextBox.Text);
moneyAmount = new CryptocurrencyMoney(Cryptocurrency.Type, amountInCryptocurrency);
moneyFee = Cryptocurrency.EstimatedWithdrawalFee(amountInCryptocurrency, address, User.Id, Cryptocurrency.WithdrawalSource);
totalAmount = new CryptocurrencyMoney(SelectedCryptocurrency, moneyAmount.ToDecimal() - moneyFee.ToDecimal());
}
TryValidateCryptocurrencyWithdrawalByEmailOrPhone();
CryptocurrencyFeeLiteral.Visible = WithdrawTotalCryptocurrencyLiteral.Visible = true;
CryptocurrencyFeeLiteral.Text = "</br>" + U3500.CASHOUT_FEES + ": " + moneyFee.ToString() + "</br>";
WithdrawTotalCryptocurrencyLiteral.Text = "<b>" + U5001.TOTAL + ": " + totalAmount + "</b>";
WithdrawCryptocurrencyButton.Visible = false;
WithdrawCryptocurrencyConfirmButton.Visible = true;
WithdrawCryptocurrencyAmountTextBox.Enabled = false;
CryptoPINTextBox.Enabled = false;
}
catch (Exception ex)
{
CryptocurrencyErrorMessagePanel.Visible = true;
CryptocurrencyErrorMessageLiteral.Text = ex.Message;
}
}
}
private void SubtractFromCryptocurrencyBalance(CryptocurrencyType cryptocurrencyType, CryptocurrencyMoney value, string note, BalanceLogType logType = BalanceLogType.Other)
{
UserCryptocurrencyBalance.Remove(this.Id, value, cryptocurrencyType);
//Works on ONE crypto balance at the moment
BalanceLog.Add(this, CryptocurrencyTypeHelper.ConvertToBalanceType(cryptocurrencyType), value.ToDecimal() * -1, note, logType);
}
public static void TryPlaceOrder(int OfferId, CryptocurrencyMoney CCAmount, String SellerDescription)
{
//Loading selected offer
var SelectedOffer = new CryptocurrencyTradeOffer(OfferId);
var OfferCreator = new Member(SelectedOffer.CreatorId);
//Checking Creator's Balance
if (SelectedOffer.OfferKind == CryptocurrencyOfferType.Buy)
{
if (SelectedOffer.CreatorId != Member.CurrentId)
{
if (OfferCreator.GetCryptocurrencyBalance(CryptocurrencyType.BTC) < CCAmount)
{
throw new MsgException(U6010.ORDER_CREATORNOBALANCE);
}
}
}
else
{
if (SelectedOffer.CreatorId == Member.CurrentId)
{
if (OfferCreator.GetCryptocurrencyBalance(CryptocurrencyType.BTC) < CCAmount)
{
throw new MsgException(U6010.ORDER_YOUNOBALANCE);
}
}
}
//If everything is good, creating transaction
CryptocurrencyTradeTransaction NewTransaction = new CryptocurrencyTradeTransaction()
{
OfferId = OfferId,
ClientId = Member.CurrentId,
ExecutionTime = AppSettings.ServerTime,
PaymentStatus = CryptocurrencyTransactionStatus.AwaitingPayment,
CCAmount = CCAmount,
SellerDescription = SellerDescription
};
//Freezing cryptocurrency for transaction time
//Current user clicked sell
if (SelectedOffer.OfferKind == CryptocurrencyOfferType.Buy)
{
Member.Current.SubtractFromCryptocurrencyBalance(CryptocurrencyType.BTC, CCAmount.ToDecimal(), "Cryptocurrency trade", BalanceLogType.CryptocurrencyTrade);
}
//Current user clicked buy
else
{
OfferCreator.SubtractFromCryptocurrencyBalance(CryptocurrencyType.BTC, CCAmount.ToDecimal(), "Cryptocurrency trade", BalanceLogType.CryptocurrencyTrade);
}
//Descreasing existing offer CC amount left
SelectedOffer.AmountLeft = SelectedOffer.AmountLeft - CCAmount;
if (SelectedOffer.AmountLeft <= CryptocurrencyMoney.Zero)
{
SelectedOffer.Status = CryptocurrencyOfferStatus.Finished;
}
SelectedOffer.Save();
//Saving transaction, ESCROW starts here
NewTransaction.Save(true);
}