async private void ShowCompetitionList() { if ((CrossConnectivity.Current.IsConnected == false)) { var alertResult = await DisplayAlert(Constants.internetAlertTittle, Constants.internetAlertMessage, null, Constants.internetButton); if (!alertResult) { MasterDetailSideMenucs.CreateMasterPage(); await Navigation.PushModalAsync(MasterDetailSideMenucs.MasterDetailPage); } } else { List <Dog> dogsList = await dogManager.GetTopThreeDogsByTotalWalk(); List <Competition> topThreeList = new List <Competition>(); int counter = 1; foreach (Dog dog in dogsList) { Competition c = new Competition(); c.Dog = dog; Image medal = new Image(); if (counter == 1) { medal.Source = ImageSource.FromFile("firstPlace.png"); } else if (counter == 2) { medal.Source = ImageSource.FromFile("secondPlace.png"); } else { medal.Source = ImageSource.FromFile("thirdPlace.png"); } c.Index = medal; counter++; Image image = new Image(); if (dog.ImageD != null) { image.Source = ImageSource.FromStream(() => Utils.ImageStream.ConvertStringToStream(dog.ImageD)); } else { image.Source = ImageSource.FromFile("Dog.png"); } c.DogImage = image; topThreeList.Add(c); } BindingContext = topThreeList; } }
async private void GetTripsList(string owner, string dogName) { if ((CrossConnectivity.Current.IsConnected == false)) { var alertResult = await DisplayAlert(Constants.internetAlertTittle, Constants.internetAlertMessage, null, Constants.internetButton); if (!alertResult) { MasterDetailSideMenucs.CreateMasterPage(); await Navigation.PushModalAsync(MasterDetailSideMenucs.MasterDetailPage); } } else { List <Trips> listOfTrips = await tripsManager.GetTripsByDogAndOwner(owner, dogName); if (listOfTrips != null) { searchBar.IsVisible = true; //grouping the list according to date groupedData = listOfTrips.OrderByDescending(trip => trip.Date) .GroupBy(trip => trip.Date) .Select(trip => new ObservableGroupCollection <string, Trips>(trip)) .ToList(); BindingContext = new ObservableCollection <ObservableGroupCollection <string, Trips> >(groupedData); indicator.IsVisible = false; indicator.IsRunning = false; } else { indicator.IsVisible = false; indicator.IsRunning = false; var alertResult = await DisplayAlert("Oops!", "There are no recorded walks.", null, "Ok"); if (!alertResult) { MasterDetailSideMenucs.CreateMasterPage(); await Navigation.PushModalAsync(MasterDetailSideMenucs.MasterDetailPage); } } } }