using Godot;
using System;
// ReSharper disable MemberCanBePrivate.Global

namespace BITKit;
public partial class TemplateBuilder : Node
{
	[Export] public TemplateResource template;
	
	[ExportCategory("Index")]
	[Export] private NodeBuilder indexBuilder;

	[ExportCategory("Weaver")]
	[Export] private FormBuilder formBuilder;

	[ExportCategory("UI 绑定")] [Export]
	private Button createTemplateButton;

	public FormResource CurrentTemplate { get; private set; }
	private ButtonGroup _buttonGroup;
	public override void _Ready()
	{
		_buttonGroup = new ButtonGroup();

		if (template.IsSupportCreateTemplate && createTemplateButton is not null)
		{
			createTemplateButton.Pressed += template.CreateTemplate;
			createTemplateButton.Pressed += Rebuild;
		}
		
		Rebuild();
	}

	public override void _EnterTree()
	{
		template.OnStart();
	}

	public override void _ExitTree()
	{
		template.OnStop();
	}

	public void Rebuild()
	{
		indexBuilder.Clear();

		foreach (var name in template.GetTemplateNames())
		{
			var container = indexBuilder.Build<UXContainer>();
			var _template = this.template.GetTemplate(name);

			container.button.Text = name;
			container.button.ButtonGroup = _buttonGroup;
			container.button.ToggleMode = true;			

			container.button.Pressed += () =>
			{
				CurrentTemplate = _template;
				formBuilder.Build(_template);
			};
		}
		if(CurrentTemplate is not null)
			formBuilder.Build(CurrentTemplate);
	}
}