public FinanceOperationModel TransferOperationToOtherCurrency(FinanceOperationModel operationParam, string currencyForSetParam)
{
if (string.Equals(operationParam.CurrencyName, currencyForSetParam, StringComparison.CurrentCultureIgnoreCase))
{
return(operationParam);
}
var rates = _ratesGetter.GetCurrenciesRatesList();
operationParam.Summ = _convertHelper.ConvertToOtherCurrency(operationParam, rates, currencyForSetParam);
operationParam.SummDecimal = Convert.ToDecimal(operationParam.Summ);
return(operationParam);
}
public bool IsConvertAvailable(FinanceOperationModel operationParam, IEnumerable <CurrenciesRatesModel> ratesParam, string currencyForSetParam)
{
bool isAvailable = ratesParam.Any
(x => string.Equals(x.CurrencyFrom, operationParam.CurrencyName, StringComparison.CurrentCultureIgnoreCase) &&
string.Equals(x.CurrencyTo, currencyForSetParam, StringComparison.CurrentCultureIgnoreCase)
|| string.Equals(x.CurrencyTo, operationParam.CurrencyName, StringComparison.CurrentCultureIgnoreCase) &&
string.Equals(x.CurrencyFrom, currencyForSetParam, StringComparison.CurrentCultureIgnoreCase));
if (!isAvailable)
{
throw new Exception($"OperationId {operationParam.OperationId} conversion from {operationParam.CurrencyName} to {currencyForSetParam} is not available");
}
else
{
return(isAvailable);
}
}
/// <summary>
/// Get max operation from the list
/// </summary>
/// <param name="operationListParam">list of operations to check</param>
/// <param name="GetCurrentListCurrency">if - tre, get currency to change from </param>
/// <returns>operation sum, id of operation from list and corrected sum</returns>
protected virtual FinanceOperationModel GetMaxOperations(IEnumerable <IGrouping <string, Operation> > operationListParam, bool GetCurrentListCurrency = false)
{
FinanceOperationModel maxOperation = new FinanceOperationModel();
foreach (var operation in operationListParam)
{
var financeOperationsList = operation.Select(x => new FinanceOperationModel()
{
CurrencyName = x.Currency.Name,
OperationId = x.Id.ToString(),
Summ = Convert.ToDouble(x.Summ)
}).ToList();
var correctedSum = _rateScripter.SetOneCurrencyForAllOperations(financeOperationsList, GetCurrentListCurrency ? financeOperationsList.FirstOrDefault().CurrencyName : "USD").Sum(x => x.Summ);
if (maxOperation.Summ < correctedSum)
{
maxOperation.Summ = correctedSum;
maxOperation.CurrencyName = financeOperationsList.FirstOrDefault().CurrencyName;
maxOperation.OperationId = operation.FirstOrDefault().Id.ToString();
}
}
return(maxOperation);
}
public double ConvertToOtherCurrency(FinanceOperationModel operationParam, IEnumerable <CurrenciesRatesModel> ratesParam, string currencyForSetParam)
{
if (IsConvertAvailable(operationParam, ratesParam, currencyForSetParam))
{
if (ratesParam.Any(x => string.Equals(x.CurrencyFrom, operationParam.CurrencyName, StringComparison.CurrentCultureIgnoreCase) &&
string.Equals(x.CurrencyTo, currencyForSetParam, StringComparison.CurrentCultureIgnoreCase)))
{
operationParam.Summ = operationParam.Summ /
ratesParam.FirstOrDefault(rate => string.Equals(rate.CurrencyFrom, operationParam.CurrencyName, StringComparison.CurrentCultureIgnoreCase) &&
string.Equals(rate.CurrencyTo, currencyForSetParam, StringComparison.CurrentCultureIgnoreCase)).BuyRate;
return(operationParam.Summ);
}
else
{
operationParam.Summ = operationParam.Summ *
ratesParam.FirstOrDefault(rate => string.Equals(rate.CurrencyFrom, operationParam.CurrencyName, StringComparison.CurrentCultureIgnoreCase) &&
string.Equals(rate.CurrencyTo, currencyForSetParam, StringComparison.CurrentCultureIgnoreCase)).SaleRate;
return(operationParam.Summ);
}
}
return(0);
}