Exemplo n.º 1
0
        public double GetConversionRate(string from, string to)
        {
            GetConversionRateAsync getConversionRateAsync = new GetConversionRateAsync();
            var conversionRate = getConversionRateAsync.GetConversionRate(from, to);

            return(conversionRate);
        }
Exemplo n.º 2
0
        public string ExchangeCryptoToFiat(string body)
        {
            var cryptoCurrencyName = "";
            var fiatCurrencyName   = "";

            JObject fieldData         = JsonConvert.DeserializeObject <JObject>(body);
            int     id                = Convert.ToInt32(fieldData["id"]);
            string  selectedValueTo   = Convert.ToString(fieldData["selectedValueFrom"]);
            string  selectedValueFrom = Convert.ToString(fieldData["selectedValueTo"]);
            double  amount            = Convert.ToDouble(fieldData["amountFrom"]);

            cryptoCurrencyName = _context.CryptoCurrency.Where(i => i.CryptoCurrencyAbbreviation == selectedValueTo).Select(i => i.CryptoCurrencyName).FirstOrDefault();
            fiatCurrencyName   = _context.Currency.Where(i => i.CurrencyAbbreviation == selectedValueFrom).Select(i => i.CurrencyName).FirstOrDefault();
            if (fiatCurrencyName == null)
            {
                fiatCurrencyName = _context.CryptoCurrency.Where(i => i.CryptoCurrencyAbbreviation == selectedValueTo).Select(i => i.CryptoCurrencyName).FirstOrDefault();
                GetConversionRateAsync getConversionRateAsyncCrypto = new GetConversionRateAsync();
                double conversionRateCrypto = getConversionRateAsyncCrypto.GetConversionRate(selectedValueFrom, selectedValueTo);

                FeesManager feeCrypto        = new FeesManager(_context);
                var         currentFeeCrypto = Convert.ToDouble((int)Math.Round((double)(Convert.ToDouble(feeCrypto.GetAllFees()) / 100) * amount));

                var cryptoAccountFrom = _context.CryptoAccount.Where(i => i.CryptoCurrencyName == cryptoCurrencyName).FirstOrDefault();
                var cryptoAccountTo   = _context.BankAccount.Where(i => i.CurrencyName == fiatCurrencyName).FirstOrDefault();
                cryptoAccountFrom.Sold -= (amount + currentFeeCrypto);
                if (cryptoAccountFrom.Sold < 0)
                {
                    return(null);
                }
                cryptoAccountTo.Sold = amount * Convert.ToDouble(conversionRateCrypto);
                _context.SaveChanges();
                string        type        = "Crypto Transaction";
                CryptoManager transaction = new CryptoManager(_context, _mapper);
                transaction.AddCryptoTransaction(selectedValueFrom, selectedValueTo, amount, type);
                return("ok");
            }
            GetConversionRateAsync getConversionRateAsync = new GetConversionRateAsync();
            var         conversionRate = getConversionRateAsync.GetConversionRate(selectedValueFrom, selectedValueTo);
            FeesManager fee            = new FeesManager(_context);
            var         currentFee     = Convert.ToDouble((int)Math.Round((double)(Convert.ToDouble(fee.GetAllFees()) / 100) * amount));
            var         acountTo       = _context.BankAccount.Where(i => i.CurrencyName == fiatCurrencyName).FirstOrDefault();
            var         acountFrom     = _context.CryptoAccount.Where(i => i.CryptoCurrencyName == cryptoCurrencyName).FirstOrDefault();

            acountFrom.Sold -= (amount + currentFee);
            if (acountFrom.Sold < 0)
            {
                return(null);
            }

            acountTo.Sold += amount * Convert.ToDouble(conversionRate);
            string        typetransaction   = "Withdraw Crypto Transaction";
            CryptoManager transactionCrypto = new CryptoManager(_context, _mapper);

            transactionCrypto.AddCryptoTransaction(selectedValueTo, selectedValueFrom, amount, typetransaction);
            _context.SaveChanges();
            return("ok");
        }
Exemplo n.º 3
0
        public string FiatExchange(string body)
        {
            JObject fieldData          = JsonConvert.DeserializeObject <JObject>(body);
            int     id                 = Convert.ToInt32(fieldData["id"]);
            string  selectedValueFrom  = Convert.ToString(fieldData["selectedValueFrom"]);
            string  selectedValueTo    = Convert.ToString(fieldData["selectedValueTo"]);
            double  amount             = Convert.ToDouble(fieldData["amountFrom"]);
            var     fiatCurrencyName   = _context.Currency.Where(i => i.CurrencyAbbreviation == selectedValueFrom).Select(i => i.CurrencyName).FirstOrDefault();
            var     cryptoCurrencyName = _context.CryptoCurrency.Where(i => i.CryptoCurrencyAbbreviation == selectedValueTo).Select(i => i.CryptoCurrencyName).FirstOrDefault();
            GetConversionRateAsync getConversionRateAsync = new GetConversionRateAsync();
            var         conversionRate = getConversionRateAsync.GetConversionRate(selectedValueFrom, selectedValueTo);
            FeesManager fee            = new FeesManager(_context);
            var         currentFee     = Convert.ToDouble((int)Math.Round((double)(Convert.ToDouble(fee.GetAllFees()) / 100) * amount));
            var         bankAccount    = _context.BankAccount.Where(i => i.IdUser == id && i.CurrencyName == fiatCurrencyName).FirstOrDefault();
            var         cryptoAccount  = _context.CryptoAccount.Where(i => i.CryptoCurrencyName == cryptoCurrencyName).FirstOrDefault();

            bankAccount.Sold -= (amount + currentFee);
            if (bankAccount.Sold < 0)
            {
                return(null);
            }
            if (conversionRate == 0)
            {
                cryptoAccount.Sold = amount;
                _context.SaveChanges();
                return("ok");
            }
            var test  = Convert.ToDouble(conversionRate);
            var test1 = test * amount;

            cryptoAccount.Sold += amount * Convert.ToDouble(conversionRate);
            _context.SaveChanges();

            string        type        = "Fiat Transaction";
            CryptoManager transaction = new CryptoManager(_context, _mapper);

            transaction.AddCryptoTransaction(selectedValueFrom, selectedValueTo, amount, type);
            return("ok");
        }