private void OnContactUpdated(ContactDetailViewModel source, Contact contact)
{
// Here we need to find the corresponding Contact object in our
// ObservableCollection first.
var contactInList = Contacts.Single(c => c.Id == contact.Id);
contactInList.Id = contact.Id;
contactInList.FirstName = contact.FirstName;
contactInList.LastName = contact.LastName;
contactInList.Phone = contact.Phone;
contactInList.Email = contact.Email;
contactInList.IsBlocked = contact.IsBlocked;
}
public ContactDetailPage(ContactViewModel viewModel)
{
InitializeComponent();
// BindingContext = viewModel;
var contactStore = new SQLiteContactStore(DependencyService.Get <ISQLiteDb>());
var pageService = new PageService();
// Note that I've pushed the responsibility of creating a
// ContactDetailViewModel into this page. This simplifies the code
// in the consumer of this page (ContactsPageViewModel). So, every time
// we create a new ContactDetailPage, we don't have to worry about
// instantiating the underlying view model.
BindingContext = new ContactDetailViewModel(
viewModel ?? new ContactViewModel(), contactStore, pageService);
}
private async Task SelectContact(ContactViewModel contact)
{
if (contact == null)
{
return;
}
SelectedContact = null;
var viewModel = new ContactDetailViewModel(contact, _contactStore, _pageService);
viewModel.ContactUpdated += (source, updatedContact) =>
{
contact.Id = updatedContact.Id;
contact.FirstName = updatedContact.FirstName;
contact.LastName = updatedContact.LastName;
contact.Phone = updatedContact.Phone;
contact.Email = updatedContact.Email;
contact.IsBlocked = updatedContact.IsBlocked;
};
await _pageService.PushAsync(new ContactDetailPage(viewModel));
}
private void OnContactAdded(ContactDetailViewModel source, Contact contact)
{
Contacts.Add(new ContactViewModel(contact));
}
public ContactDetailPage(ContactDetailViewModel viewModel)
{
InitializeComponent();
BindingContext = viewModel;
}