using System;
using System.Collections.Generic;
using System.Globalization;
using Avalonia;
using Avalonia.Controls;
using Avalonia.Controls.Presenters;
using Avalonia.Data.Converters;
using Avalonia.Markup.Xaml.MarkupExtensions;
using Avalonia.Markup.Xaml.Templates;

namespace Notes;

public class ViewModelToResourceKeyConverter: IMultiValueConverter
{
    
    public object? Convert(IList<object?> values, Type targetType, object? parameter, CultureInfo culture)
    {
        var viewModel = values[0];
        var controlParent = (Control?)values[1];
        if (viewModel == null) throw new NullReferenceException(nameof(viewModel));
        var name = viewModel.GetType().FullName!.Replace("ViewModel", "View");
        return new DynamicResourceExtension(name);
        object? data = null;
        controlParent?.TryGetResource(name, null, out data);
        var dataTemplate = (DataTemplate?)data;
        if (dataTemplate == null) throw new NullReferenceException(nameof(dataTemplate));  
        return dataTemplate;
    }
}