internal void SelectedItem()
{
if (SelectedFriend != null)
{
SelectedFriends.Add(SelectedFriend);
SearchBox = "";
SearchBoxTextChanged();
}
}
/// <summary>
/// Handles the user clicking the "Ask to lunch" button.
/// </summary>
public async void AskToLunch()
{
var location = SelectedLocation.Name == "Custom"
? new Location {
Name = CustomLocation
}
: SelectedLocation;
var lunch = new Lunch(Name,
App.User,
SelectedFriends.Concat(new[] { App.User }),
location,
SelectedDate.Add(SelectedTime).LocalDateTime);
await App.Api.PostAsync("Lunch", lunch);
ShellViewModel.Current.Navigate(typeof(Lunches));
}
private void OnCheckBoxCheckedChanged(object sender, PropertyChangedEventArgs e)
{
FriendWithCheckBox friendWithCheckBox = sender as FriendWithCheckBox;
if (friendWithCheckBox.IsChecked)
{
if (!SelectedFriends.Contains(friendWithCheckBox.Friend))
{
SelectedFriends.Add(friendWithCheckBox.Friend);
}
}
else
{
if (SelectedFriends.Contains(friendWithCheckBox.Friend))
{
SelectedFriends.Remove(friendWithCheckBox.Friend);
}
}
}
public void OnFriendTapped(object sender, SelectionChangedEventArgs args)
{
if (!args.CurrentSelection.Any())
{
return;
}
FriendWithCheckBox friendWithCheckBox = args.CurrentSelection[0] as FriendWithCheckBox;
CollectionView cv = (CollectionView)sender;
cv.SelectedItem = null;
if (friendWithCheckBox.IsChecked)
{
SelectedFriends.Remove(friendWithCheckBox.Friend);
friendWithCheckBox.IsChecked = false;
}
else
{
SelectedFriends.Add(friendWithCheckBox.Friend);
friendWithCheckBox.IsChecked = true;
}
}
internal void CreateGroup()
{
Group.groups.Add(new Group(SelectedFriends.ToList(), GroupName));
}
internal void SearchBoxTextChanged()
{
FoundFriends = new ObservableCollection <User>(Client.Friends.Where(f => !SelectedFriends.Contains(f) && f.Nickname.Contains(SearchBox)));
}
