using Godot;
using Godot.Collections;

namespace Scripts;
public partial class GameManager : Node
{
	[Export] private Array<PackedScene> asteroids;
	[Export] private float spawnRate = 1f;

	private float spawnTimer;

	[Export] private RichTextLabel labelAsteroids;
	[Export] private RichTextLabel labelLifes;
	private int asteroidNumber;
	private const int asteroidMaxNumber = 100;
	private int lives = 3;
	
	public static GameManager Instance { get; private set; }

	public override void _Ready() {
		Instance = this;
		spawnTimer = spawnRate;
		labelLifes.Text = $"Lives: {lives}";
		labelAsteroids.Text = $"Asteroids: {asteroidNumber}";
	}

	public override void _Process(double delta) {
		spawnTimer -= (float)delta;
		if (spawnTimer < 0) {
			if (asteroidNumber < asteroidMaxNumber) SpawnNewAsteroid();
			spawnTimer = spawnRate;
		}
	}

	private void SpawnNewAsteroid() {
		GD.Print("Spawn new asteroid");
		asteroidNumber++;
		Node asteroid = asteroids.PickRandom().Instantiate();
		asteroid.Name = $"Asteroid{asteroidNumber}";
		AddChild(asteroid);
		labelAsteroids.Text = $"Asteroids: {asteroidNumber}";
	}

	public void RemoveLife() {
		lives--;
		labelLifes.Text = $"Lives: {lives}";
		if (lives <= 0 ) { GD.Print("GAME OVER!");}
	}
}