using System;
using Godot;
namespace Babushka.scripts.CSharp.Common.Util;

public static class NodeExtension
{
    /// <summary>
    /// Searches for a parent node of the specified type.
    /// </summary>
    /// <typeparam name="T">The type of the parent node to search for. The search is successful, when <code>searchedNode is T</code></typeparam>
    /// <param name="self">The node from which to start the search.</param>
    /// <returns>The parent node of type T if found, otherwise throws an exception.</returns>
    public static T FindParentByType<T>(this Node self)
    {
        var parent = self.GetParent();
        while (parent != null)
        {
            if (parent is T tParent)
            {
                return tParent;
            }
            parent = parent.GetParent();
        }
        throw new Exception($"Parent of type {typeof(T)} not found for node {self.Name}");
    }
}