public FavouriteMainPage()
{
InitializeComponent();
ToolbarItem toolbarItem = new ToolbarItem()
{
Text = "?"
};
toolbarItem.Clicked += async(sender, e) =>
{
await Navigation.PushAsync(new HelpPage()
{
});
};
ToolbarItems.Add(toolbarItem);
FavouriteView.ItemTapped += async(object sender, ItemTappedEventArgs e) => {
if (e.Item == null)
{
return;
}
bool selectedLineWillbeNull = false;
if (selectedLine != null && selectedLine == ((FavouriteLine)e.Item))
{
bool result = await DisplayAlert("Wil je deze zin verwijderen uit je favorieten?", selectedLine.Text, "Ja", "Nee");
if (result == true)
{
switch (selectedLine.FavouriteLineType)
{
case FavouriteLineType.PickUpLine:
var allPickupLines = await App.Database.GetPickupLinesAsync();
foreach (var pickupLine in allPickupLines)
{
if (pickupLine.IsFavourited && pickupLine.Text.ToLower() == selectedLine.Text.ToLower())
{
pickupLine.IsFavourited = false;
await App.Database.SavePickupLineAsync(pickupLine);
}
}
await AddFavouriteLinesToListview();
break;
case FavouriteLineType.MotivationLine:
var allMotivationLines = await App.Database.GetMotivationLinesAsync();
foreach (var motivationLine in allMotivationLines)
{
if (motivationLine.IsFavourited && motivationLine.Text.ToLower() == selectedLine.Text.ToLower())
{
motivationLine.IsFavourited = false;
await App.Database.SaveMotivationLineAsync(motivationLine);
}
}
await AddFavouriteLinesToListview();
break;
case FavouriteLineType.JokeLine:
var allJokeLines = await App.Database.GetJokeLinesAsync();
foreach (var jokeLine in allJokeLines)
{
if (jokeLine.IsFavourited && jokeLine.Text.ToLower() == selectedLine.Text.ToLower())
{
jokeLine.IsFavourited = false;
await App.Database.SaveJokeLineAsync(jokeLine);
}
}
await AddFavouriteLinesToListview();
break;
default:
break;
}
}
else
{
((ListView)sender).SelectedItem = null;
selectedLine = null;
selectedLineWillbeNull = true;
}
}
if (!selectedLineWillbeNull)
{
selectedLine = ((FavouriteLine)e.Item);
}
};
}
public async Task AddFavouriteLinesToListview()
{
Items.Clear();
List <PickupLine> pickupLines = (await App.Database.GetPickupLinesAsync()).Where(p => p.IsFavourited == true).ToList();
List <MotivationLine> motivationLines = (await App.Database.GetMotivationLinesAsync()).Where(m => m.IsFavourited == true).ToList();
List <JokeLine> jokeLines = (await App.Database.GetJokeLinesAsync()).Where(j => j.IsFavourited == true).ToList();
List <FavouriteLine> favouriteLines = new List <FavouriteLine>();
foreach (PickupLine pickupLine in pickupLines)
{
int totalSameLines = favouriteLines.Count(f => f.Text.ToLower() == pickupLine.Text.ToLower());
if (totalSameLines > 0)
{
continue;
}
FavouriteLine favouriteLine = new FavouriteLine();
favouriteLine.Text = pickupLine.Text;
favouriteLine.Heading = "OPENINGSZINNEN";
favouriteLine.FavouriteLineType = FavouriteLineType.PickUpLine;
favouriteLines.Add(favouriteLine);
}
foreach (MotivationLine motivationLine in motivationLines)
{
int totalSameLines = favouriteLines.Count(f => f.Text.ToLower() == motivationLine.Text.ToLower());
if (totalSameLines > 0)
{
continue;
}
FavouriteLine favouriteLine = new FavouriteLine();
favouriteLine.Text = motivationLine.Text;
favouriteLine.Heading = "MOTIVATIE";
favouriteLine.FavouriteLineType = FavouriteLineType.MotivationLine;
favouriteLines.Add(favouriteLine);
}
foreach (JokeLine jokeLine in jokeLines)
{
int totalSameLines = favouriteLines.Count(f => f.Text.ToLower() == jokeLine.Text.ToLower());
if (totalSameLines > 0)
{
continue;
}
FavouriteLine favouriteLine = new FavouriteLine();
favouriteLine.Text = jokeLine.Text;
favouriteLine.Heading = "GRAPPEN";
favouriteLine.FavouriteLineType = FavouriteLineType.JokeLine;
favouriteLines.Add(favouriteLine);
}
var sorted = from favouriteLine in favouriteLines
orderby favouriteLine.Heading
group favouriteLine by favouriteLine.Heading into favouriteLineGroup
select new Grouping <string, FavouriteLine>(favouriteLineGroup.Key, favouriteLineGroup);
foreach (var g in sorted)
{
Items.Add(g);
}
FavouriteView.HasUnevenRows = true;
BindingContext = this;
}
