using Godot;
using System;
using System.Collections.Generic;
using System.Globalization;
using System.IO;
using System.Net;
using BITKit;
using BITKit.IO;
using RosSharp.RosBridgeClient.MessageTypes.Moveit;

namespace BITFactory;
[Serializable]
public class IDIS_Template
{
	public string TemplateName="标识注册模板";
	public string TemplateDescription="该模板通常用于xxx用途";
	public string IconPath="Register";
	public DateTime CreateTime=DateTime.Now;
	public DateTime UpdateTime=DateTime.Now;
	public List<(string format,string hint)> Formats=new();
}
public partial class IDIS_TemplateService : Node
{
	private static string assetPath => PathHelper.GetPath("标识注册模板.zip");
	private const string templateName = $"{nameof(IDIS_Template)}.json";
	public readonly  List<IDIS_Template> templates=new();
	private readonly Queue<IDIS_Template> selectedQueue = new();
	[ExportCategory("Quick Start")]
	[Export] private Button createButton;
	[Export] private Button newFormatButton;
	[Export] private ItemList itemList;
	[Export] private LineEdit templateNameEdit;
	[Export] private LineEdit templateDescriptionEdit;
	[Export] private Control container;
	[Export] private Label templateCreateTimeLabel;
	[Export] private Label templateUpdateTimeLabel;
	[ExportCategory("Template")]
	[Export] private PackedScene templateContainer;

	private bool isDirty;

	private IDIS_Template _selectedTemplate=>_selectedIndex==-1?null:templates[_selectedIndex];
	private int _selectedIndex=-1;
	public override void _Ready()
	{
		if (File.Exists(assetPath) is false)
		{
			BIT4Log.Log<IDIS_TemplateService>($"未找到配置文件:{assetPath}");
		}
		var temp = BITAssets.Read<List<IDIS_Template>>(assetPath, templateName);
		
		templates.AddRange(temp);
		BIT4Log.Log<IDIS_TemplateService>($"已加载配置文件:{assetPath}");

		createButton.Pressed += CreateTemplate;
		newFormatButton.Pressed += CreateFormat;

		itemList.ItemSelected += OnItemSelected;
		itemList.ItemClicked += OnItemClicked;
		
		templateNameEdit.TextChanged += OnTemplateNameChanged;
		templateDescriptionEdit.TextChanged += OnTemplateDescriptionChanged;

		
		MathNode.RemoveAllChild(container);
		
		EnsureConfigure();
	}

	private void CreateFormat()
	{
		if (_selectedTemplate is null) return;
		_selectedTemplate.Formats ??= new();
		_selectedTemplate.Formats.Add(("新的数据格式","格式类型"));
		_selectedTemplate.UpdateTime= DateTime.Now;
		EnsureConfigure();
	}

	public override void _ExitTree()
	{
		BITAssets.Build(assetPath,new IAsset[]
		{
			new BITAsset(templateName,JsonHelper.Get(templates))
		});
		BIT4Log.Log<IDIS_TemplateService>($"已创建配置文件:{assetPath}");
	}

	private void CreateTemplate()
	{
		templates.Add(new IDIS_Template()
		{
			TemplateName = "新的标识注册模板"
		});
		EnsureConfigure();
	}
	private void OnTemplateNameChanged(string text)
	{
		if (_selectedTemplate is null) return;
		_selectedTemplate.TemplateName = text;
		_selectedTemplate.UpdateTime= DateTime.Now;
	}
	private void OnTemplateDescriptionChanged(string text)
	{
		if (_selectedTemplate is null) return;
		_selectedTemplate.TemplateDescription = text;
		_selectedTemplate.UpdateTime= DateTime.Now;
	}
	private void EnsureConfigure()
	{
		itemList.Clear();
		MathNode.RemoveAllChild(container);

		foreach (var x in templates)
		{
			itemList.AddItem(x.TemplateName);
		}

		if (_selectedTemplate is null) return;
			templateNameEdit.Text=_selectedTemplate.TemplateName;
			templateDescriptionEdit.Text=_selectedTemplate.TemplateDescription;
			templateCreateTimeLabel.Text = _selectedTemplate.CreateTime.ToString(CultureInfo.InvariantCulture);
			templateUpdateTimeLabel.Text = _selectedTemplate.UpdateTime.ToString(CultureInfo.InvariantCulture);

			for (var i = 0; i < _selectedTemplate.Formats.Count; i++)
			{
				var x = _selectedTemplate.Formats[i];
				var _container = templateContainer.Instantiate<UXContainer>();
				
				_container.lineEdits[0].Text = x.format;
				_container.lineEdits[1].Text = x.hint;
				
				var index = i;
				
				_container.lineEdits[0].TextChanged += (s) =>
				{
					var current = _selectedTemplate.Formats[index];
					current.format = s;
					_selectedTemplate.Formats[index] = current;
					_selectedTemplate.UpdateTime= DateTime.Now;
				};
				_container.lineEdits[1].TextChanged += s =>
				{
					var current = _selectedTemplate.Formats[index];
					current.hint = s;
					_selectedTemplate.Formats[index] = current;
				};
				_container.button.Pressed += () =>
				{
					_selectedTemplate.Formats.RemoveAt(index);
					EnsureConfigure();
				};
				
				container.AddChild(_container);
			}
	}
	private void OnItemSelected(long id)
	{
		
	}
	private void OnItemClicked(long index, Vector2 atPosition, long mouseButtonIndex)
	{
		// var currentItem = _templates[(int)index];
		// templateNameEdit.Text = currentItem.TemplateName;
		_selectedIndex = (int)index;
		EnsureConfigure();
	}
}