// GET api/Tips/GetByCatId?id=1&local=En
public IEnumerable <TipModel> GetByCatId(int id, string local)
{
return(context.GetByCategoryId(id).Select(t => this.ToModel(t, local)).ToList());
}
// GET api/Tips/GetByCatId?id=1
public IEnumerable <Tip> GetByCatId(int id)
{
return(context.GetByCategoryId(id));
}