using Godot;
using System.Linq;
using Learn.Component;

public partial class Main : Node
{
	[ExportGroup("文件夹操作")][Export] private FileDirSelector _dirSelector;
	
	[ExportGroup("操作面板")][Export] private Button _openDirButton;
	[ExportGroup("操作面板")][Export] private Button _doParseButton;
	
	[ExportGroup("编辑面板")][Export] private NodeInfoEditPanel _nodeInfoEditPanel;
	[ExportGroup("编辑面板")][Export] private Button _addKeyButton;
	[ExportGroup("编辑面板")][Export] private Button _removeKeyButton;
	
	[ExportGroup("解析面板")][Export] private ParsedInfoPanel _parsedInfoPanel;
	
	[ExportGroup("主展示面板")] [Export] private MainTreePanel _mainTreePanel;
	[ExportGroup("主展示面板")][Export] private LineEdit _columnText;
	[ExportGroup("主展示面板")][Export] private Button _addColumnButton;
	[ExportGroup("主展示面板")][Export] private Button _removeColumnButton;

	private bool _refreshPanels;
	
	public override void _Ready()
	{
		_nodeInfoEditPanel.OnNodeInfoEdited += _mainTreePanel.UpdateColumns;
		_addKeyButton.Pressed += _nodeInfoEditPanel.AddKeyValue;
		_removeKeyButton.Pressed += _nodeInfoEditPanel.RemoveKeyValue;

		_mainTreePanel.MultiSelected += (_, _, _) => { _refreshPanels = true; };
		_addColumnButton.Pressed += () => _mainTreePanel.AddColumn(_columnText.Text);
		_removeColumnButton.Pressed += () => _mainTreePanel.RemoveColumn(_columnText.Text);
		
		// 功能区
		_openDirButton.Pressed += OpenDir;
		_doParseButton.Pressed += DoParse;
	}
	

	public override void _Process(double delta)
	{
		if (_refreshPanels)
		{
			_refreshPanels = false;
			_nodeInfoEditPanel.SetNodes(_mainTreePanel.SelectingNodes);
			_parsedInfoPanel.SetNode(_mainTreePanel.SelectingNodes.FirstOrDefault());
		}
	}
	
	#region Commands
	private async void OpenDir()
	{
		var path = await _dirSelector.SelectFolderAsync();
		if (string.IsNullOrEmpty(path))
		{
			return;
		}
		_mainTreePanel.Build(path);
		_refreshPanels = true;
	}

	private void DoParse()
	{
		// todo;
	}
	
	#endregion
}