async void CreateLayout()
{
if (_noFavoritesView == null) {
_noFavoritesView = new NoDataView (Strings.HeartIcon, Strings.NoFavoritesText) {
VerticalOptions = LayoutOptions.CenterAndExpand,
HorizontalOptions = LayoutOptions.CenterAndExpand
};
}
_noFavoritesView.Opacity = 0;
if (_mainLayot == null) {
_mainLayot = new StackLayout {
Spacing = 20,
Padding = new Thickness (10)
};
}
if (_mainContent == null) {
_mainContent = new ScrollView {
Opacity = 0,
Content = _mainLayot
};
}
if (Content == null) {
if (ViewModel.FavoritesLeagues.Count == 0) {
Content = _noFavoritesView;
await Content.FadeTo (1, (uint)Integers.AnimationSpeed, Easing.SinIn);
return;
} else {
foreach (var league in SqlManager.Cache.Favorites) {
var card = new LeagueCardView (league);
card.OnCardClicked = OnCardClicked;
_mainLayot.Children.Add (card);
}
}
Content = _mainContent;
await Content.FadeTo (1, (uint)Integers.AnimationSpeed, Easing.SinIn);
} else {
if (_mainContent.Content is StackLayout) {
if (ViewModel.FavoritesLeagues.Count == 0) {
foreach (var card in (_mainContent.Content as StackLayout).Children) {
await card.FadeTo (0, (uint)Integers.AnimationSpeed, Easing.SinIn);
}
Content = _noFavoritesView;
await _noFavoritesView.FadeTo (1, (uint)Integers.AnimationSpeed, Easing.SinIn);
} else if(ViewModel.FavoritesLeagues.Count != (_mainContent.Content as StackLayout).Children.Count) {
var removedIndex = -1;
for(int i = 0; i < (_mainContent.Content as StackLayout).Children.Count; i++)
{
if (ViewModel.FavoritesLeagues.FirstOrDefault (item => item.Id == ((_mainContent.Content as StackLayout).Children[i] as LeagueCardView).LeagueItem.Id) == null && removedIndex == -1) {
removedIndex = i;
await (_mainContent.Content as StackLayout).Children [i].FadeTo (0, (uint)Integers.AnimationSpeed, Easing.SinIn);
await Task.Delay (100);
(_mainContent.Content as StackLayout).Children.RemoveAt (i);
break;
}
}
}
} else {
Content = _noFavoritesView;
await _noFavoritesView.FadeTo (1, (uint)Integers.AnimationSpeed, Easing.SinIn);
}
}
}
void CreateLayout()
{
_noDataView = new NoDataView("ic_cloud_off_48pt", "No Data Found") {
VerticalOptions = LayoutOptions.CenterAndExpand,
HorizontalOptions = LayoutOptions.CenterAndExpand
};
_loadingDataView = new LoadingDataView {
VerticalOptions = LayoutOptions.CenterAndExpand,
HorizontalOptions = LayoutOptions.CenterAndExpand
};
_arrowImage = new Image {
Source = "ic_arrow_downward"
};
_pullText = new Label () {
Text = "Pull To Refresh",
FontSize = 15,
TextColor = Color.Black,
HorizontalTextAlignment = TextAlignment.Center
};
_pullToRefreshLayout = new StackLayout {
VerticalOptions = LayoutOptions.Start,
HorizontalOptions = LayoutOptions.CenterAndExpand,
Spacing = 5,
Padding = new Thickness(0,5,0,0),
Children = {
_arrowImage,
_pullText
}
};
_mainNoDataLayout = new ListView {
SeparatorVisibility = SeparatorVisibility.None,
IsPullToRefreshEnabled = true,
HorizontalOptions = LayoutOptions.FillAndExpand,
VerticalOptions = LayoutOptions.FillAndExpand,
Header = new StackLayout{
Spacing = 200,
Children = {
_pullToRefreshLayout,
_noDataView
}
}
};
if (Device.OS == TargetPlatform.iOS) {
var isfavorite = League.IsFavorite;
_addItem = new ToolbarItem ();
_addItem.Text = isfavorite ? "remove" : "add";
_addItem.Clicked += _addItem_Clicked;
_addItem.Icon = isfavorite ? "ic_favorite_white" : "ic_favorite_border_white";
ToolbarItems.Add (_addItem);
}
_fixturesListView = new ListView (ListViewCachingStrategy.RecycleElement) {
RowHeight = 120,
IsPullToRefreshEnabled = true,
BackgroundColor = Color.White,
ItemTemplate = new DataTemplate(typeof(FixtureLayout)),
SeparatorVisibility = SeparatorVisibility.None,
Opacity = 0
};
}
