public async Task <IList <Rate> > GetRateAsync(string symbol, DateTime startDate, DateTime endDate)
{
IList <Rate> chooseList = new List <Rate>();
chooseList = dbService.FindRate(symbol, startDate, endDate);
if (chooseList == null)
{
string table = dbService.FindTableCode(symbol);
var apiResponse = await request.GetRequestAsync(
url.GetNbpRatesRequest(table.ToLower(), symbol.ToLower(), startDate, endDate),
format : "?format=json");
string path;
IList <Rate> rateList = new List <Rate>();
path = apiResponse.responseData;
rateList = DbMapper.MapObject(path);
foreach (Rate element in rateList)
{
Console.WriteLine(element.Price);
dbService.AddRate(element);
}
return(rateList);
}
return(chooseList);
}
