private CurrencyRates GetGBPConversionRate(EnumCurrencyList dest, double gbpVsEUR, Rates rates)
        {
            double gbpRate = 1 / gbpVsEUR;

            switch (dest)
            {
            case EnumCurrencyList.AUD:
                return(new CurrencyRates()
                {
                    BaseCurrency = EnumCurrencyList.GBP,
                    TargetCurrency = EnumCurrencyList.AUD,
                    ConversionRate = (gbpRate * rates.AUD),
                    Timestamp = DateTime.Now
                });

            case EnumCurrencyList.SEK:
                return(new CurrencyRates()
                {
                    BaseCurrency = EnumCurrencyList.GBP,
                    TargetCurrency = EnumCurrencyList.SEK,
                    ConversionRate = (gbpRate * rates.USD),
                    Timestamp = DateTime.Now
                });

            case EnumCurrencyList.USD:
                return(new CurrencyRates()
                {
                    BaseCurrency = EnumCurrencyList.GBP,
                    TargetCurrency = EnumCurrencyList.USD,
                    ConversionRate = (gbpRate * rates.USD),
                    Timestamp = DateTime.Now
                });

            case EnumCurrencyList.EUR:
                return(new CurrencyRates()
                {
                    BaseCurrency = EnumCurrencyList.GBP,
                    TargetCurrency = EnumCurrencyList.EUR,
                    ConversionRate = gbpRate,
                    Timestamp = DateTime.Now
                });
            }
            return(null);
        }
        private CurrencyRates GetUSDConversionRate(EnumCurrencyList dest, double rate, Rates rates)
        {
            double usdRate = 1 / rate;

            switch (dest)
            {
            case EnumCurrencyList.AUD:
                return(new CurrencyRates()
                {
                    BaseCurrency = EnumCurrencyList.USD,
                    TargetCurrency = EnumCurrencyList.AUD,
                    ConversionRate = (usdRate * rates.AUD),
                    Timestamp = DateTime.Now
                });

            case EnumCurrencyList.SEK:
                return(new CurrencyRates()
                {
                    BaseCurrency = EnumCurrencyList.USD,
                    TargetCurrency = EnumCurrencyList.SEK,
                    ConversionRate = (usdRate * rates.USD),
                    Timestamp = DateTime.Now
                });

            case EnumCurrencyList.GBP:
                return(new CurrencyRates()
                {
                    BaseCurrency = EnumCurrencyList.USD,
                    TargetCurrency = EnumCurrencyList.GBP,
                    ConversionRate = (usdRate * rates.GBP),
                    Timestamp = DateTime.Now
                });

            case EnumCurrencyList.EUR:
                return(new CurrencyRates()
                {
                    BaseCurrency = EnumCurrencyList.USD,
                    TargetCurrency = EnumCurrencyList.EUR,
                    ConversionRate = usdRate,
                    Timestamp = DateTime.Now
                });
            }
            return(null);
        }