using Godot;
using System;
using System.Collections.Generic;
using System.Linq;

public partial class Battle : Node
{

	public bool _current;
	public Vector2 _startPosition = new Vector2(890, 340);
	public Manager _turn;
	public List<Sprite2D> _potted = new();
	public List<Ball> _balls = new();
	public Table _table;
	
	public override void _Ready()
	{

	}
	
	public override void _Process(double DELTA_)
	{
		CheckMovement();
	}
	
	
	public void CheckMovement()
	{
		bool movementCheck = _balls.Any(b => b._moving);

		if (movementCheck)
		{
			if (!Globals.Instance._anyMovement)
			{
				Globals.Instance._anyMovement = true;
				//EmitSignal(SignalName.DetectMovement, true);

			}
		}
		else
		{
			if (Globals.Instance._anyMovement)
			{
				Globals.Instance._anyMovement = false;
				//EmitSignal(SignalName.DetectMovement, false);
			}
		}
	}

	// public void PotBall(Node2D BODY)
	// {
	// 	if (BODY is Ball)
	// 	{
	// 		Ball ball = (Ball)BODY;
	// 		if (ball.GetParentOrNull<Manager>() == _player)
	// 		{
	// 			// _player.PotWorker(ball.GetParent<Worker>());
	// 		}
	// 		else
	// 		{
	// 			ball.Pot();
	// 			_balls.Remove(ball);
	// 			RemoveChild(ball);
	// 			ball.QueueFree();
	// 		}
	// 	}
	// }

	public void Start(PlayerManager PLAYER, ComputerManager COMPUTER)
	{
		// _current = true;
		// // GenerateBalls();
		Globals.Instance._currentBattle = this;
		// _player.Start();

		int count = 1;
		int columns = 0;
		int diameter = 36;
		Table table = GetNode<Table>("Table");
		Ball eightBall = COMPUTER._balls[0];
		List<Ball> computerBalls = COMPUTER._balls.Values.ToList();
		computerBalls.RemoveAt(0);
		Ball cueBall = PLAYER._balls[0];
		List<Ball> playerBalls = PLAYER._balls.Values.ToList();
		playerBalls.RemoveAt(0);
		List<Ball> randomRack = new();
		randomRack.AddRange(computerBalls);
		randomRack.AddRange(playerBalls);
		int n = randomRack.Count;
		while (n > 1) {
			n--;
			int k = Globals.Instance._random.Next(n + 1);
			Ball value = randomRack[k];
			randomRack[k] = randomRack[n];
			randomRack[n] = value;
		}
		randomRack.Insert(4, eightBall);
		randomRack.Insert(0, cueBall);

		Ball rackBall;
		for (int i = 0; i < 5; i++)
		{
			for (int j = 0; j <= columns; j++)
			{
				Vector2 position = new Vector2(table.GlobalPosition.X - (i * (diameter / 2)) + (j * (diameter)), table.GlobalPosition.Y - table.Texture.GetSize().Y / 4 - (i * diameter));
				rackBall = randomRack[count];
				if (PLAYER._balls.ContainsValue(rackBall))
				{
					PLAYER.PlaceBall(rackBall, position);
				}
				if (COMPUTER._balls.ContainsValue(rackBall))
				{
					COMPUTER.PlaceBall(rackBall, position);
				}

				count += 1;
			}
			columns += 1;

		}
	}

}