Agribusiness.Web.Controllers.InformationRequestController.SetContacts C# (CSharp) Метод

        private static void SetContacts(Person person, IList<Contact> contacts, ModelStateDictionary modelState)
        {
            // remove the blanks
            var remove = contacts.Where(a => !a.HasContact).ToList();
            foreach (var a in remove) contacts.Remove(a);

            // update/add contacts
            foreach (var ct in contacts)
            {
                var type = ct.ContactType;
                var origCt = person.Contacts.Where(a => a.ContactType == type).FirstOrDefault();

                if (type.Required)
                {
                    ct.Person = person;
                    ct.TransferValidationMessagesTo(modelState);
                }

                if (ct.HasContact)
                {
                    if (origCt == null)
                    {
                        person.AddContact(ct);
                    }
                    else
                    {
                        Mapper.Map(ct, origCt);
                    }
                }
                else
                {
                    if (origCt != null) person.Contacts.Remove(ct);
                }
            }
        }