// ReSharper disable InconsistentNaming
private string BuildRoundingExpression(IFormatNumberTO formatNumberTO)
// ReSharper restore InconsistentNaming
{
string expression;
enRoundingType roundingType = formatNumberTO.GetRoundingTypeEnum();
if (roundingType == enRoundingType.Normal)
{
expression = "round({0}, {1})";
}
else if (roundingType == enRoundingType.Up)
{
expression = "roundup({0}, {1})";
}
else if (roundingType == enRoundingType.Down)
{
expression = "rounddown({0}, {1})";
}
else
{
expression = "{0}";
}
expression = string.Format(expression, formatNumberTO.Number, formatNumberTO.RoundingDecimalPlaces);
return(expression);
}
string BuildRoundingExpression(IFormatNumberTO formatNumberTO)
{
string expression;
var roundingType = formatNumberTO.GetRoundingTypeEnum();
if (roundingType == enRoundingType.Normal)
{
expression = "round({0}, {1})";
}
else if (roundingType == enRoundingType.Up)
{
expression = "roundup({0}, {1})";
}
else if (roundingType == enRoundingType.Down)
{
expression = "rounddown({0}, {1})";
}
else
{
expression = "{0}";
}
expression = string.Format(expression, formatNumberTO.Number, formatNumberTO.RoundingDecimalPlaces);
return(expression);
}
string Round(IFormatNumberTO formatNumberTO)
{
_functionEvaluator.TryEvaluateFunction(BuildRoundingExpression(formatNumberTO), out string result, out string error);
if (!string.IsNullOrWhiteSpace(error))
{
throw new InvalidOperationException(error);
}
return(result);
}
// ReSharper disable InconsistentNaming
private string Round(IFormatNumberTO formatNumberTO)
// ReSharper restore InconsistentNaming
{
string error;
string result;
_functionEvaluator.TryEvaluateFunction(BuildRoundingExpression(formatNumberTO), out result, out error);
if (!string.IsNullOrWhiteSpace(error))
{
throw new InvalidOperationException(error);
}
return(result);
}
// ReSharper restore InconsistentNaming
#endregion Class Members
#region Methods
/// <summary>
/// Formats a number.
/// </summary>
/// <param name="formatNumberTO">The information on how to format the number.</param>
/// <returns></returns>
/// <exception cref="System.ArgumentNullException">formatNumberTO</exception>
// ReSharper disable InconsistentNaming
public string Format(IFormatNumberTO formatNumberTO)
// ReSharper restore InconsistentNaming
{
if (formatNumberTO == null)
{
throw new ArgumentNullException("formatNumberTO");
}
if (formatNumberTO.RoundingDecimalPlaces < -14 || formatNumberTO.RoundingDecimalPlaces > 14)
{
throw new InvalidOperationException(string.Format(ErrorResource.RoundingDecimalPlaceBetween, "-14", "14"));
}
if (formatNumberTO.AdjustDecimalPlaces && (formatNumberTO.DecimalPlacesToShow < -14 || formatNumberTO.DecimalPlacesToShow > 14))
{
throw new InvalidOperationException(string.Format(ErrorResource.RoundingDecimalPlaceBetween, "-14", "14"));
}
string result = Round(formatNumberTO);
result = AdjustDecimalPlaces(result, formatNumberTO.AdjustDecimalPlaces, formatNumberTO.DecimalPlacesToShow);
return(result);
}
