private decimal GetExhangeRate(Guid currencyId)
{
var currency = this.GetCurrency(currencyId);
if (currency.ExchangeRate == null)
{
Throwers.UnexpectedNullValue($"No exchange rate set for {currency.ISOCurrencyCode}!");
}
return(currency.ExchangeRate.Value);
}
/// <summary>
/// Get Currency by ISO code.
/// </summary>
/// <param name="isoCode">Currency ISO code.</param>
/// <returns>Returns full Transaction Currency record.</returns>
/// <exception cref="ArgumentNullException">
/// Thrown if <param name="isoCode">isoCode</param> is empty.
/// </exception>
/// <exception cref="InvalidPluginExecutionException">
/// Thrown when there is no such Currency.</exception>
public TransactionCurrency GetCurrency(string isoCode)
{
Throwers.IfNullArgument(isoCode, "isoCode");
var cur = this.TransactionCurrencies.SingleOrDefault(x => x.ISOCurrencyCode == isoCode);
if (cur == null)
{
throw new InvalidPluginExecutionException($"Currency with ISO code {isoCode} does not exist in CRM.");
}
return(cur);
}