using Sarand.Net.Mobile.Maui.Views;
using Sarand.Net.Mobile.Maui.Controls;
using System.Collections.Generic;

namespace Sarand.Net.Mobile.Maui.Logic
{
	// --- Sam view tree operations ---
	public static class SamViewTreeUtil
	{
		public static void ConfigureChildren(Element? root)
		{
			foreach (Element element in GetElements(root))
				if (element is ISamView samView)
					samView.ConfigureComponents();
		}

		public static void SetChildControlActivity(Element? root, bool enabled)
		{
			foreach (Element element in GetElements(root))
			{
				if (element is ISamView samView)
					samView.SetControlActivity(enabled);
				if (element is ISamControl samControl)
					samControl.SetControlActivity(enabled);
			}
		}

		private static IEnumerable<Element> GetElements(Element? root)
		{
			if (root == null) yield break;
			yield return root;
			foreach (Element descendant in root.GetVisualTreeDescendants())
				yield return descendant;
		}
	}
}