public IActionResult SaveConvertedCurrency([FromBody] ConvertedCurrency convertedCurrency)
{
convertedCurrency = _operationServices.SaveConvertedCurrency(convertedCurrency);
if (convertedCurrency == null)
{
return(NotFound());
}
return(Ok(convertedCurrency));
}
private const string ApiKey = "36aa5f091ff20d27a16f"; // 183615e1b9c729e8ac6e
public async ValueTask <ConvertedCurrency> ConvertAsync(string from, string to, IProgress <int> progress, CancellationToken ct)
{
if (_cachedConvertedCurrencies.TryGetValue($"{from}_{to}", out var value))
{
return(value);
}
progress.Report(2);
using var response = await _client.GetAsync($"convert?q={from}_{to},{to}_{from}&compact=ultra&apiKey={ApiKey}", ct);
if (response.StatusCode != HttpStatusCode.OK)
{
progress.Report(0);
return(null);
}
progress.Report(4);
var jsonStream = await response.Content.ReadAsStreamAsync();
progress.Report(6);
using var jsonDocument = await JsonDocument.ParseAsync(jsonStream, cancellationToken : ct);
progress.Report(8);
foreach (var jsonObject in jsonDocument.RootElement.EnumerateObject())
{
if (!jsonObject.Value.TryGetDecimal(out var convertedValue))
{
continue;
}
var separated = jsonObject.Name.Split('_');
var convertedCurrency = new ConvertedCurrency
{
From = separated[0],
To = separated[1],
Value = convertedValue
};
_cachedConvertedCurrencies.TryAdd(jsonObject.Name, convertedCurrency);
if (convertedCurrency.From == from && convertedCurrency.To == to)
{
value = convertedCurrency;
}
}
progress.Report(0);
return(value);
}
public ConvertedCurrency SaveConvertedCurrency(ConvertedCurrency convertedCurrency)
{
try {
decimal valueSubtotal = ConvertCurrencyValue(convertedCurrency.ValueToconvert, convertedCurrency.BaseValue);
decimal getTotalValueBeforeCalcIofAndSpread = CalcIofAndSpread(valueSubtotal, convertedCurrency.IOF, convertedCurrency.Spread, convertedCurrency.BaseValue);
convertedCurrency.TotalValueConverted = getTotalValueBeforeCalcIofAndSpread;
SaveOperationTransaction(convertedCurrency);
var saveConvertedCurrency = _context.Add(convertedCurrency).Entity;
_context.SaveChanges();
return(saveConvertedCurrency);
}catch (Exception ex)
{
throw new Exception(ex.Message);
}
}
public void SaveOperationTransaction(ConvertedCurrency convertedCurrency)
{
try
{
Operation operation = new Operation()
{
FromCoin = convertedCurrency.FromCoin,
ToCoin = convertedCurrency.ToCoin,
IOF = convertedCurrency.IOF,
OperationDate = DateTime.Now,
OperationValue = convertedCurrency.TotalValueConverted.Value,
Spread = convertedCurrency.Spread
};
var saveOperation = _context.Add(operation);
_context.SaveChanges();
}
catch (Exception ex)
{
throw new Exception(ex.Message);
}
}
