private HistoricalRateResponse GetHistoricalRateResponsesForSevenDaysInThePast(string currency)
{
int daysToLoop = 7;
DateTime loopDateTime = DateTime.UtcNow;
HistoricalRateResponse result = new HistoricalRateResponse();
for (int i = 0; i < daysToLoop; i++)
{
HistoricalRateApiResult apiResult = this._currencyLayerApiProvider.GetHistoricalRatesForGivenCurrency(currency, loopDateTime);
if (apiResult.Success == false)
{
throw new Exception("Currency Layer Api returned error!");
}
var List = new List <double>();
var unixTimestamp = ((DateTimeOffset)loopDateTime).ToUnixTimeMilliseconds();
List.Add(unixTimestamp);
List.Add((double)apiResult.Quotes.First().Value);
result.Quotes.Add(List);
loopDateTime = loopDateTime.AddDays(-1);
}
result.Success = true;
result.Message = "Successful Operation";
return(result);
}
public HttpResponseMessage GetHistoricalRateEndpoint([FromUri] string currency)
{
HistoricalRateResponse result = this._historicalRateProcessor.GetHistoricalRatesForGivenCurrency(currency);
string serializedResult = JsonConvert.SerializeObject(result);
HttpResponseMessage response = RequestUtils.CreateHttpResponse(serializedResult);
return(response);
}
public HistoricalRateResponse GetHistoricalRatesForGivenCurrency(string currency)
{
HistoricalRateResponse response = new HistoricalRateResponse();
try
{
response = GetHistoricalRateResponsesForSevenDaysInThePast(currency);
}
catch (Exception ex)
{
response.Success = false;
response.Message = ex.ToString();
}
return(response);
}