public async Task <IActionResult> Coins(SendCoinsViewModel sendCoinsModel)
{
if (ModelState.IsValid)
{
try
{
var userId = User.FindFirstValue(ClaimTypes.NameIdentifier);
string sendToUserId = await _userRepository.FindUserIdForSendPageAsync(sendCoinsModel.InputTextIdentifier);
if (string.IsNullOrEmpty(sendToUserId))
{
sendCoinsModel.Status = "Error. User does not exist.";
return(View(sendCoinsModel));
}
var walletFrom = await _walletsRepository.GetUserWalletAsync(userId, sendCoinsModel.Currency);
var walletTo = await _walletsRepository.GetUserWalletAsync(sendToUserId, sendCoinsModel.Currency);
decimal?_amount = sendCoinsModel.Amount.ConvertToDecimal();
if (walletFrom != null &&
_amount.Value > 0 &&
_amount.Value <= walletFrom.Value)
{
if (walletTo == null)
{
walletTo = await _walletsRepository.CreateUserWalletAsync(new WalletTableModel()
{
UserId = sendToUserId,
CurrencyAcronim = walletFrom.CurrencyAcronim,
Value = 0,
Address = _walletService.GetNewAddress(walletFrom.CurrencyAcronim, sendToUserId)
});
await _eventsRepository.CreateEventAsync(new EventTableModel()
{
UserId = userId,
Type = (int)EventTypeEnum.CreateWallet,
Comment = $"Create wallet {walletTo.CurrencyAcronim}",
WhenDate = DateTime.Now,
CurrencyAcronim = walletTo.CurrencyAcronim
});
}
var resultBalance = await _balanceProvider.Send(_amount.Value, walletFrom, walletTo);
SendCoinsModel sendRecieve = new()
{
SenderUserId = userId,
ReceiverUserId = sendToUserId,
TypeSender = (int)EventTypeEnum.Send,
TypeRecieve = (int)EventTypeEnum.Recieve,
Comment = sendCoinsModel.Comment,
CurrencyAcronim = sendCoinsModel.Currency,
Value = _amount.Value,
PlatformCommission = resultBalance.Commission,
StartBalanceSender = resultBalance.StartBalanceSender,
ResultBalanceSender = resultBalance.ResultBalanceSender,
StartBalanceReceiver = resultBalance.StartBalanceReceiver.Value,
ResultBalanceReceiver = resultBalance.ResultBalanceReceiver.Value,
SenderWalletId = walletFrom.Id,
ReceiverWalletId = walletTo.Id,
};
sendRecieve.Hash = GenerateHash.ComputeHash(sendCoinsModel.Currency, sendRecieve.SenderWalletId,
sendRecieve.ReceiverWalletId, sendRecieve.Value, DateTime.Now, sendRecieve.Comment);
await _walletsRepository.SendCoinsAsync(sendRecieve);
sendCoinsModel.Status = "Success";
}
else
{
sendCoinsModel.Status = "Not enough coins";
}
}
catch
{
sendCoinsModel.Status = "Error";
return(View(sendCoinsModel));
}
}
return(View(sendCoinsModel));
}
