public string Get(string name, string currency)
{
var model = new NameCurrencyModel();
if (string.IsNullOrWhiteSpace(name))
{
model.ErrorMessage = Constants.RequiredName;
return(GetJsonModel(model));
}
if (!IsValidName(name))
{
model.ErrorMessage = Constants.InvalidName;
return(GetJsonModel(model));
}
string isNegative = "";
double number;
if (!double.TryParse(currency, out number))
{
model.ErrorMessage = Constants.InvalidCurrency;
return(GetJsonModel(model));
}
if (currency.Contains("-"))
{
isNegative = "MINUS ";
currency = currency.Substring(1, currency.Length - 1);
}
if (currency == "0")
{
model.Currency = "ZERO DOLLAR";
}
else
{
var wordFormat = ConvertToWords.ConvertNumber(currency);
if (wordFormat == Constants.ErrorNotSupported || wordFormat == Constants.InvalidCurrency)
{
model.ErrorMessage = wordFormat;
return(GetJsonModel(model));
}
else
{
model.Currency = isNegative + wordFormat;
}
}
model.Name = name.ToUpper().Trim();
return(GetJsonModel(model));
}
private string GetJsonModel(NameCurrencyModel model)
{
//can convert in xml or json
return(JsonConvert.SerializeObject(model));
}
