public Task <Phone> SelectPhone()
{
var tcs = new TaskCompletionSource <Phone>();
Task.Run(async() =>
{
var hasPermission = await PermissionsService.CheckPermission(Permission.Contacts, true, _permissionMessage);
if (!hasPermission)
{
tcs.TrySetCanceled();
return;
}
var picker = new CNContactPickerViewController
{
DisplayedPropertyKeys = new NSString[] { CNContactKey.PhoneNumbers },
PredicateForEnablingContact = NSPredicate.FromFormat("phoneNumbers.@count > 0"),
PredicateForSelectionOfContact = NSPredicate.FromFormat("phoneNumbers.@count == 1")
};
var pickerDelegate = new ContactPickerDelegate();
picker.Delegate = pickerDelegate;
pickerDelegate.SelectionCanceled = () => tcs.TrySetCanceled();
pickerDelegate.ContactPropertySelected = (prop) =>
{
var phone = (prop?.Value as CNPhoneNumber)?.StringValue;
tcs.TrySetResult((prop == null) ? null : new Phone {
FullValue = phone
});
};
pickerDelegate.ContactSelected = (contact) =>
{
var phone = contact.PhoneNumbers?.FirstOrDefault()?.Value?.StringValue;
tcs.TrySetResult((phone == null) ? null : new Phone {
FullValue = phone
});
};
Mvx.Resolve <IMvxMainThreadDispatcher>().RequestMainThreadAction(() =>
{
GetPresentedViewController().PresentViewController(picker, true, null);
});
});
return(tcs.Task);
}
public Task <Contact> SelectContact()
{
var tcs = new TaskCompletionSource <Contact>();
Task.Run(async() =>
{
var hasPermission = await PermissionsService.CheckPermission(Permission.Contacts, true, _permissionMessage);
if (!hasPermission)
{
tcs.TrySetCanceled();
return;
}
var picker = new CNContactPickerViewController();
var pickerDelegate = new ContactPickerDelegate();
picker.Delegate = pickerDelegate;
pickerDelegate.SelectionCanceled = () => tcs.TrySetCanceled();
pickerDelegate.ContactPropertySelected = (prop) => pickerDelegate.ContactSelected?.Invoke(prop.Contact);
pickerDelegate.ContactSelected = (contact) =>
{
tcs.TrySetResult(new Contact
{
FirstName = contact.GivenName,
LastName = contact.FamilyName,
MiddleName = contact.MiddleName,
Phones = contact.PhoneNumbers?.Select(x => new Phone {
FullValue = x.Value.StringValue
}).ToList(),
Emails = contact.EmailAddresses?.Select(x => new Email {
FullValue = x.Value
}).ToList()
});
};
Mvx.Resolve <IMvxMainThreadDispatcher>().RequestMainThreadAction(() =>
{
GetPresentedViewController().PresentViewController(picker, true, null);
});
});
return(tcs.Task);
}
