using System;
using Godot;

public partial class GameManager : Node
{
	public struct GameInfo
	{
		public ulong GameStart = 0;
		public ulong GameEnd = 0;
		public int Attempts = 0;
		public Node2D Checkpoint;

		public GameInfo(Node2D checkpoint)
		{
			Checkpoint = checkpoint;
		}
	}

	public static bool IsPlaying = true;

	[Export] public PlayZone FirstZone;
	[Export] public Player Player;

	[Signal]
	public delegate void GameOverEventHandler();

	private static GameInfo _gameInfo;

	public override void _Ready()
	{
		if (!IsPlaying)
		{
			IsPlaying = true;
			_gameInfo = new GameInfo(FirstZone.PlayerSpawnPoint);
		}

		StartGame();
	}

	public void StartGame()
	{
		_gameInfo.GameStart = Time.GetTicksMsec();
		Player.Position = _gameInfo.Checkpoint.GlobalPosition;
	}

	public void EndGame()
	{
		_gameInfo.GameEnd = Time.GetTicksMsec();

		EmitSignal(SignalName.GameOver);
	}

	public string GetFormattedTimeElapsed() =>
		TimeSpan.FromMilliseconds(_gameInfo.GameEnd - _gameInfo.GameStart).ToString(@"hh\:mm\:ss.fff");

	public void OnPlayerDied() => _gameInfo.Attempts++;

	public int GetAttempts() => _gameInfo.Attempts;

	public void SetCurrentZone(PlayZone zone)
	{
		GD.Print($"New zone {zone}");
		_gameInfo.Checkpoint = zone.PlayerSpawnPoint;
	}
}