public static CurrencyExchangeRates GetLatestCurrencyExchangeRatesFromWebAPI(string BaseCurrencyCode, string TargetCurrencyCode)
{
CurrencyExchangeRates CurrencyExchangeRates = new CurrencyExchangeRates();
try
{
#region Get Latest Exchange Rates
string URL_LatestExchangeRatesAPI_Base_To_Target = Constants.Constants.URL_LatestExchangeRatesAPI_Base_To_Target
.Replace(Constants.Constants.BaseCurrency, BaseCurrencyCode)
.Replace(Constants.Constants.TargetCurrency, TargetCurrencyCode);
using (WebClient webClient = new WebClient())
{
string jsonResponse = webClient.DownloadString(URL_LatestExchangeRatesAPI_Base_To_Target); //Get JSON Response String
if (string.IsNullOrWhiteSpace(jsonResponse) == false)
{
//Convert JSON Response String To Object
CurrencyExchangeRatesJSON jsonResponseObject = JsonConvert.DeserializeObject <CurrencyExchangeRatesJSON>(jsonResponse);
if (jsonResponseObject != null && jsonResponseObject.Date.HasValue && jsonResponseObject.Rates.Count() > 0)
{
foreach (var eachRate in jsonResponseObject.Rates) //For Every Target Currency Exchange - Create And Store CurrencyExchangeRates Object
{
CurrencyExchangeRates = new CurrencyExchangeRates()
{
Date = jsonResponseObject.Date.Value.Date.ToString(Constants.Constants.DateFormat),
BaseCurrencyCode = jsonResponseObject.Base,
TargetCurrencyCode = eachRate.Key,
ExchangeRate = eachRate.Value
};
}
}
}
}
#endregion Get Latest Exchange Rates
}
catch (Exception ex)
{
throw ex;
}
return(CurrencyExchangeRates);
}
public static List <CurrencyExchangeRates> GetLatestCurrencyExchangeRatesFromWebAPI()
{
List <string> CurrencyCodesStringList = Constants.Constants.CurrencyKeyValuePairs.Select(type => type.Key).ToList();
List <CurrencyExchangeRates> CurrencyExchangeRatesList = new List <CurrencyExchangeRates>();
List <CurrencyExchangeRates> CurrencyExchangeRatesList_Distinct = new List <CurrencyExchangeRates>();
try
{
#region Get Latest Exchange Rates
foreach (var eachBaseCurrencyCode in CurrencyCodesStringList) //Loop Through Every Base Currency That We Are Interested In
{
string URL_LatestExchangeRatesAPI_Base = Constants.Constants.URL_LatestExchangeRatesAPI_Base
.Replace(Constants.Constants.BaseCurrency, eachBaseCurrencyCode);
using (WebClient webClient = new WebClient())
{
string jsonResponse = webClient.DownloadString(URL_LatestExchangeRatesAPI_Base); //Get JSON Response String
if (string.IsNullOrWhiteSpace(jsonResponse) == false)
{
//Convert JSON Response String To Object
CurrencyExchangeRatesJSON jsonResponseObject = JsonConvert.DeserializeObject <CurrencyExchangeRatesJSON>(jsonResponse);
if (jsonResponseObject != null && jsonResponseObject.Date.HasValue && jsonResponseObject.Rates.Count() > 0)
{
foreach (var eachRate in jsonResponseObject.Rates) //For Every Target Currency Exchange - Create And Store CurrencyExchangeRates Object
{
if (CurrencyCodesStringList.Contains(eachRate.Key)) //Store Only The Exchange Rates Of Target Currencies That We Are Interested In
{
CurrencyExchangeRatesList.Add(new CurrencyExchangeRates()
{
Date = jsonResponseObject.Date.Value.Date.ToString(Constants.Constants.DateFormat),
BaseCurrencyCode = jsonResponseObject.Base,
TargetCurrencyCode = eachRate.Key,
ExchangeRate = eachRate.Value
});
}
}
}
}
}
}
#endregion Get Latest Exchange Rates
#region Remove Duplicates
foreach (var eachCurrencyExchangeRates in CurrencyExchangeRatesList)
{
if (CurrencyExchangeRatesList_Distinct
.Where(type => type.Date == eachCurrencyExchangeRates.Date &&
type.BaseCurrencyCode == eachCurrencyExchangeRates.BaseCurrencyCode &&
type.TargetCurrencyCode == eachCurrencyExchangeRates.TargetCurrencyCode)
.Any() == false)
{
CurrencyExchangeRatesList_Distinct.Add(eachCurrencyExchangeRates);
}
}
#endregion Remove Duplicates
}
catch (Exception ex)
{
throw ex;
}
return(CurrencyExchangeRatesList_Distinct);
}
