public static ExpandableOfmForGet Shape(this ExpandableOfmForGet expandableOfmForGetSource, string fields)
{
if (expandableOfmForGetSource == null)
{
throw new ArgumentNullException("expandableOfmForGetSource");
}
if (string.IsNullOrWhiteSpace(fields))
{
return(expandableOfmForGetSource);
}
// the field are separated by ",", so we split it.
var fieldsAfterSplit = fields.Split(',').Select(s => s.ToLower().Trim());
var shapedExpandableOfmForGet = new ExpandableOfmForGet();
foreach (var field in fieldsAfterSplit)
{
var property = expandableOfmForGetSource.FirstOrDefault(f => f.Key.ToLowerInvariant() == field);
if (!property.IsDefault()) // in effect if the struct KeyValuePair is not null
{
shapedExpandableOfmForGet.Add(property.Key, property.Value);
}
}
// return
return(shapedExpandableOfmForGet);
}
