using System.Collections.ObjectModel;
using Avalonia;
using Avalonia.Controls;
using Avalonia.Markup.Xaml;
using CommunityToolkit.Mvvm.ComponentModel;

namespace HeadlessTest.Ursa.Controls.AnchorTests;

public partial class TestView2 : UserControl
{
    public TestView2()
    {
        InitializeComponent();
        DataContext = new AnchorDemoViewModel();
    }
}

public partial class AnchorDemoViewModel: ObservableObject
{
    public List<AnchorItemViewModel> AnchorItems { get; } = new()
    {
        new AnchorItemViewModel { AnchorId = "anchor1", Header = "Anchor 1" },
        new AnchorItemViewModel { AnchorId = "anchor2", Header = "Anchor 2" },
        new AnchorItemViewModel
        {
            AnchorId = "anchor3", Header = "Anchor 3",
            Children =
            [
                new AnchorItemViewModel() { AnchorId = "anchor3-1", Header = "Anchor 3.1" },
                new AnchorItemViewModel() { AnchorId = "anchor3-2", Header = "Anchor 3.2" },
                new AnchorItemViewModel() { AnchorId = "anchor3-3", Header = "Anchor 3.3" }
            ]
        },
        new AnchorItemViewModel { AnchorId = "anchor4", Header = "Anchor 4" },
        new AnchorItemViewModel { AnchorId = "anchor5", Header = "Anchor 5" },
        new AnchorItemViewModel { AnchorId = "anchor6", Header = "Anchor 6" },
        new AnchorItemViewModel { AnchorId = "anchor7", Header = "Anchor 7" },
    };
}

public partial class AnchorItemViewModel: ObservableObject
{
    [ObservableProperty] private string? _anchorId;
    [ObservableProperty] private string? _header;
    public ObservableCollection<AnchorItemViewModel>? Children { get; set; }
}