public async Task <BrokerExchangeResult> Exchange(BrokerExchangeToStableParams model)
{
_logger.LogInformation("Exchange: {@params}", model);
//ValidateExchangeParams(model);
// calculate exchange
Exchange exchange = await ExchangeToStableCalculator.Create(model, _rateCache, _settings);
exchange.InTxId = Guid.NewGuid().ToString();
exchange.InBlockNumber = await _graft.Sale(exchange.InTxId, exchange.SellAmount);
exchange.PayWalletAddress = _settings.GraftWalletAddress;
exchange.Log($"{model.SellCurrency} address: {exchange.PayWalletAddress}");
_cache.Set(exchange.ExchangeId, exchange, DateTimeOffset.Now.AddMinutes(_settings.PaymentTimeoutMinutes));
_db.Exchange.Add(exchange);
await _db.SaveChangesAsync();
var res = GetExchangeResult(exchange);
_logger.LogInformation("Exchange Result: {@params}", res);
return(res);
}
// convert cryptocurrency payment to GRFT
public async Task <BrokerExchangeResult> Exchange(BrokerExchangeParams model)
{
_logger.LogInformation("Exchange: {@params}", model);
ValidateExchangeParams(model);
if (model.PaymentId == null)
{
// for Demo payments
var calcRes = await CalcExchange(model);
model.PaymentId = calcRes.ExchangeId;
model.BlockNumber = await _graft.Sale(calcRes.ExchangeId, calcRes.BuyAmount);
}
Exchange exchange = await GetExchange(model.PaymentId);
exchange.OutTxId = model.PaymentId;
exchange.OutBlockNumber = model.BlockNumber;
var res = await ExchangeStatus(exchange.ExchangeId);
_logger.LogInformation("Exchange Result: {@params}", res);
return(res);
}
