public async Task <IActionResult> BuyCustom(double amnt, string code)
{
var total = await Nether.GetBalance(Admin.PublicKey);
if (Convert.ToDecimal(amnt) > total)
{
TempData["msg"] = total + " GVCH Coin Exists For ICO Sale.";
return(RedirectToAction("Custom"));
}
var wallet = _ctx.Wallets.First();
int percentage = 0;
if (amnt > 2000)
{
percentage = 22; //22%
}
var amount = amnt;
var coin = (1 / Admin.CoinPriceUSD) * amount;
var bonus = (coin * percentage) / 100;
//amnt = amnt * .005;//fee .5% fee
var cmd = "create_transaction";
SortedList <string, string> sl = new SortedList <string, string>
{
//{ "currency", "BTC" },
//{ "format", "json" },
{ "amount", amount.ToString() },
{ "currency1", "USD" },
{ "currency2", code },
{ "buyer_email", "*****@*****.**" },
{ "ipn_url", "https://gravitycash.azurewebsites.net/Payment/IpnBack?addrHolder=" + wallet.PublicKey + "&amnt=" + (coin + bonus) }
};
var response = CoinPayments.CallAPI(cmd, sl);
string url = response["result"]["status_url"];
return(RedirectToAction("Crypto", new { url }));
}
public async Task<IActionResult> SendByMetamask(string fromddr, string sign, string addr, decimal amnt, decimal feee)//string addrHolder,
{
addr = addr.Trim();
var v = new Nethereum.Util.AddressUtil();
if (v.IsValidEthereumAddressHexFormat(addr) == false)
{
TempData["msg"] = "Invalid address";
return View();
}
//var wallets = _ctx.Wallets.Where(x => x.UserId == User.FindFirst(System.Security.Claims.ClaimTypes.NameIdentifier).Value).ToList();
//var fes = feee;
decimal totalCoins = 0;
decimal pendingCoins = 0;
//var web3 = new Web3(Admin.InfuraUrl);
//var handler = web3.Eth.GetContractHandler(Admin.ContractAddress);
//foreach (var wallet in wallets)
//{
//var balanceMessage = new BalanceOfFunction() { Owner = wallet.PublicKey };
//var balance = await handler.QueryAsync<BalanceOfFunction, BigInteger>(balanceMessage);
//var value = Web3.Convert.FromWeiToBigDecimal(balance);
//wallet.TotalCoin = Convert.ToDecimal(value.ToString());
var wallet = new Wallet();
wallet.PublicKey = fromddr;
wallet.TotalCoin = await Nether.GetBalance(wallet.PublicKey);
totalCoins += wallet.TotalCoin;
var pendingTrnx = _ctx.Transactions.Where(x => x.FromKey == wallet.PublicKey && x.Status != EnumType.Success).Sum(x => x.FeeInCoinAmount + x.CoinAmount);
pendingCoins += pendingTrnx;
wallet.TotalCoin -= pendingTrnx;
//}
//assuming all have 18 decimals
if (totalCoins < (amnt + feee + pendingCoins))
{
string err = "Insuffcient Balance ";
err = pendingCoins != 0 ? err += "(Pending Transactions Amount) " + pendingCoins : err;
TempData["msg"] = err;
return RedirectToAction("Send");
}
else
{
decimal amountWithFee = (amnt + feee);
//var signer = new MessageSigner();
//var digest = "0x618e860eefb172f655b56aad9bdc5685c037efba70b9c34a8e303b19778efd2c";
//foreach (var wallet in wallets.Where(x => x.TotalCoin > 0 && x.PublicKey != addr).OrderBy(n => Math.Abs(amountWithFee - n.TotalCoin)))
//{
if (wallet.TotalCoin >= amountWithFee)
{
wallet.TotalCoin = wallet.TotalCoin - amountWithFee;
var trns = new Models.Transaction
{
Id = new Guid(),
CoinAmount = amountWithFee - feee,
CreationDate = DateTime.UtcNow,
FeeInCoinAmount = feee,
FromKey = wallet.PublicKey,
Status = EnumType.Pending,
ToKey = addr,
StatusType = EnumType.Transfer,
Signature = sign//signer.Sign(digest.HexToByteArray(), wallet.PrivateKey)
};
_ctx.Transactions.Add(trns);
//break;
}
//else
//{
// var trns = new Models.Transaction
// {
// Id = new Guid(),
// CoinAmount = wallet.TotalCoin - feee,
// CreationDate = DateTime.UtcNow,
// FeeInCoinAmount = feee,
// FromKey = wallet.PublicKey,
// Status = EnumType.Pending,
// ToKey = addr,
// StatusType = EnumType.Transfer,
// Signature = signer.Sign(digest.HexToByteArray(), wallet.PrivateKey)
// };
// _ctx.Transactions.Add(trns);
// amountWithFee = amountWithFee - wallet.TotalCoin;
// wallet.TotalCoin = 0;
//}
feee = 0;
//}
var walletTo = _ctx.Wallets.FirstOrDefault(x => x.PublicKey == addr);
if (walletTo != null)
{
walletTo.TotalCoin = walletTo.TotalCoin + amnt;
}
_ctx.SaveChanges();
}
return RedirectToAction("Home");
}