public void AddContact(PhoneContact contact)
{
var maxId = _phoneContacts.Count > 0 ? _phoneContacts.Max(x => x.Id) : 0;
contact.Id = maxId + 1;
_phoneContacts.Add(contact);
SaveChanges();
}
public void UpdateContact(PhoneContact contact)
{
var existingContact = _phoneContacts.First(x => x.Id == contact.Id);
existingContact.Name = contact.Name;
existingContact.Phone = contact.Phone;
SaveChanges();
}
public List <PhoneContact> UpdateContact(PhoneContact phoneContact)
{
_contactsHandler.UpdateContact(phoneContact);
return(_contactsHandler.GetPhoneContacts());
}