public static IEnumerable <Tag> Split(CasualHeroesEntities db, string tags)
{
var result = new List <Tag>();
if (tags == null)
{
return(result);
}
foreach (var name in tags.Split(',').Select(t => t.Trim().ToLower()))
{
var tag = db.Tags.SingleOrDefault(t => t.Name == name);
result.Add(tag ?? new Tag {
Name = name
});
}
return(result);
}
