private Func <object, string> GetConverterForType(Type propertyType)
{
if (propertyType.IsEnum)
{
return(o => ((Enum)o).GetDisplayName());
}
if (typeof(string).IsAssignableFrom(propertyType))
{
return(o => (string)o); //Prevent futher conversion
}
var enumerableArg = LambdaHelpers.GetEnumerableType(propertyType);
if (enumerableArg != null)
{
return(LambdaHelpers.GetEnumerableConvertor(GetConverterForType(enumerableArg)));
}
if (typeof(IEnumerable).IsAssignableFrom(propertyType))
{
return(LambdaHelpers.GetEnumerableConvertor(item => item.ToString()));
}
return
(DisplayFunctions.Where(
displayFunction => displayFunction.Key.IsAssignableFrom(propertyType))
.Select(kv => kv.Value)
.FirstOrDefault() ?? (arg => arg?.ToString()));
}
