GES_PAC

using GES_PAC.ViewModel;

using GES_PAC.ViewModel.Controls;

namespace GES_PAC.View.Controls;

public partial class ChamberButtonView : ContentView

{

    public static readonly BindableProperty ChamberIdProperty =

        BindableProperty.Create(nameof(ChamberId), typeof(int), typeof(ChamberButtonView), default(int), propertyChanged: OnChamberIdChanged);

    public static readonly BindableProperty ParentViewModelProperty =

        BindableProperty.Create(nameof(ParentViewModel), typeof(ChambersViewModel), typeof(ChamberButtonView), propertyChanged: OnParentChanged);

    public ChambersViewModel? ParentViewModel

    {

        get => (ChambersViewModel?)GetValue(ParentViewModelProperty);

        set => SetValue(ParentViewModelProperty, value);

    }

    public int ChamberId

    {

        get => (int)GetValue(ChamberIdProperty);

        set => SetValue(ChamberIdProperty, value);

    }

    public ChamberButtonView()

    {

        InitializeComponent();

    }

    protected override void OnBindingContextChanged()

    {

        base.OnBindingContextChanged();

        if (BindingContext is not ChamberButtonViewModel && ChamberId != 0 && ParentViewModel != null)

        {

            var vm = new ChamberButtonViewModel(ChamberId, ParentViewModel);

            BindingContext = vm;

            vm.UpdateProperties();

        }

    }

    private static void OnChamberIdChanged(BindableObject bindable, object oldValue, object newValue)

    {

        var control = (ChamberButtonView)bindable;

        int id = (int)newValue;

        if (control.BindingContext is ChamberButtonViewModel vm)

        {

            vm.UpdateChamberId(id);

        }

    }

    private static void OnParentChanged(BindableObject bindable, object oldValue, object newValue)

    {

        if (bindable is ChamberButtonView view)

        {

            view.OnBindingContextChanged();

        }

    }

}