using Godot;
using System;
using System.Collections.Generic;
using System.Linq;
using System.Text;
using BITFactory;
using BITKit;
using Godot.Collections;

namespace BITFactory;
public partial class IDIS_AutoRegister : Node
{
	[Export] private Array<IDIS_AutoRegResource> regResources;

	[ExportCategory("UI 绑定")]
	[Export] private Array<ProgressBar> progressBars;
	[Export] private RichTextLabel logLabel;
	
	private readonly Queue<ProgressBar> _progressQueue = new();
	private ProgressBar _currentProgressBar;
	
	private void Register()
	{
		BIT4Log.Log<IDIS_AutoRegister>("开始自动注册中...");
		var seeds = new List<string>();
		foreach (var x in regResources)
		{
			seeds.Add(x.HandleSeed);
			if (string.IsNullOrEmpty(x.RefHandleSeed) is false)
			{
				seeds.Add(x.RefHandleSeed);
			}
		}

		seeds = seeds.Distinct().ToList();

		var handles =
			new System.Collections.Generic.Dictionary<string, string>(seeds.Select(x =>
				new KeyValuePair<string, string>(x, IDIS_Service.GenerateHandle())));

		try
		{
			foreach (var x in regResources)
			{
				var handle = handles[x.HandleSeed];
				IDIS_Service.Singleton.Register(handle, x.Name, x.Format, x.Value, x.Category);
				if (string.IsNullOrEmpty(x.RefHandleSeed) is false && handles.TryGetValue(x.RefHandleSeed, out var refHandle))
				{
					IDIS_Service.Singleton.RegisterReference(handle, refHandle);
				}
				logLabel.Text+=$"\n[{DateTime.Now}]{x.Name} 已注册,使用标识: {handle}";
			}
		}
		catch (Exception e)
		{
			logLabel.Text += $"\n[color=red]错误:\n{e.Message}[/color]";
		}
	
		
		
		foreach (var x in progressBars)
		{
			x.Value = x.MinValue;
			_progressQueue.Enqueue(x);
		}
	}
	public override void _Process(double delta)
	{
		switch (_currentProgressBar)
		{
			case null when _progressQueue.Count == 0:
				return;
			case null:
				_progressQueue.TryDequeue(out _currentProgressBar);
				return;
			case (var x) when x.Value >= x.MaxValue:
				_progressQueue.TryDequeue(out _currentProgressBar);
				return;
			default:
				_currentProgressBar.Value +=
					Mathf.Lerp(_currentProgressBar.MinValue, _currentProgressBar.MaxValue, delta);
				break;
		}
	}
}