/// <summary>
/// Applies Formatter to input.
/// </summary>
/// <param name="value">Input to Formatter.</param>
/// <param name="targetType">Unused. Assumed System.String.</param>
/// <param name="parameter">Unused.</param>
/// <param name="culture">Unused.</param>
/// <returns></returns>
public object Convert(object value, Type targetType, object parameter, CultureInfo culture)
{
if (value?.Equals(DependencyProperty.UnsetValue) ?? false)
{
return(Binding.DoNothing);
}
string scrubbedText =
Utilities.Perform.TextScrub(new[] { value?.ToString() ?? "" }, ScrubCharacters?.Select(c => System.Convert.ToChar(c)).ToArray()).FirstOrDefault() ?? "";
string formattedText = Formatter?.Format(scrubbedText) ?? "";
return(string.IsNullOrEmpty(formattedText) ? (EmptyText == null ? scrubbedText : EmptyText) : formattedText);
}
/// <summary>
/// Applies Formatter to inputs.
/// </summary>
/// <param name="values">Input to Formatter.</param>
/// <param name="targetType">Unused. Assumed <see cref="System.String"/>.</param>
/// <param name="parameter">Unused.</param>
/// <param name="culture">Unused.</param>
/// <returns></returns>
public object Convert(object[] values, Type targetType, object parameter, CultureInfo culture)
{
if (values?.All(v => v == null || v.Equals("") || v.Equals(DependencyProperty.UnsetValue)) ?? true)
{
return(DependencyProperty.UnsetValue);
}
var stringValues = values?.Select(v =>
v?.Equals(DependencyProperty.UnsetValue) ?? true ?
"" :
Utilities.Perform.TextScrub(new[] { v?.ToString() ?? "" }, ScrubCharacters?.Select(c => System.Convert.ToChar(c)).ToArray()).FirstOrDefault() ?? ""
)
.ToArray() ?? new string[0];
string formattedText = Formatter?.Format(stringValues) ?? "";
return(string.IsNullOrEmpty(formattedText) ? (EmptyText == null ? "" : EmptyText) : formattedText);
}