public async Task <Contact[]> PickContactsAsync(bool multiple, CancellationToken token)
{
PrivilegesHelper.EnsureDeclared(Privileges.AppManagerLaunch);
if (!await PrivilegesHelper.RequestAsync(Privileges.ContactsRead))
{
return(Array.Empty <Contact>());
}
var completionSource = new TaskCompletionSource <Contact[]>();
var appControl = new AppControl
{
Operation = AppControlOperations.Pick,
LaunchMode = AppControlLaunchMode.Single,
Mime = ContactMimeType
};
appControl.ExtraData.Add(AppControlData.SectionMode, multiple ? "multiple" : "single");
AppControl.SendLaunchRequest(appControl, (request, reply, pickResult) =>
{
if (token.IsCancellationRequested)
{
completionSource.SetResult(Array.Empty <Contact>());
}
var results = new List <Contact>();
if (pickResult == AppControlReplyResult.Succeeded)
{
var contactsManager = new ContactsManager();
var pickedContacts = reply.ExtraData.Get <IEnumerable <string> >(AppControlData.Selected);
foreach (var pickedContactId in pickedContacts)
{
if (int.TryParse(pickedContactId, out var contactId))
{
var tizenContact = contactsManager.Database.Get(TizenContact.Uri, contactId);
if (tizenContact != null)
{
var contact = ContactFromContactsRecord(tizenContact);
results.Add(contact);
}
}
}
}
completionSource.TrySetResult(results.ToArray());
});
return(await completionSource.Task);
}
public Task <bool> LaunchUriAsync(Uri uri)
{
PrivilegesHelper.EnsureDeclared(Privileges.AppManagerLaunch);
var appControl = new AppControl
{
Operation = AppControlOperations.View,
Uri = uri.AbsoluteUri,
};
AppControl.SendLaunchRequest(appControl);
return(Task.FromResult(true));
}
