using Cirno.Scripts.Actors;
using Cirno.Scripts.Components;
using Cirno.Scripts.Resources;
using Godot;

namespace Cirno.Scripts.AttackPatterns;

[GlobalClass]
public partial class PatternTest : AttackPattern
{
    [Export] public PackedScene BulletScene;
    [Export] public float bulletSpeed = 5f;
    [Export] public int bulletCount = 12;
    [Export] public float duration = 3f;
    [Export] public float burstInterval = 0.5f;
    [Export] public BulletOwner owner = BulletOwner.Enemy;
    
    public override IPatternMachine MakeMachine(Node2D parent)
    {
        return new PatternTestMachine(this, parent);
    }
    
    public class PatternTestMachine(PatternTest pattern, Node2D parent) : IPatternMachine
    {
        public Node2D Parent => parent;
        private double timer;
        private double burstTimer;
        private BulletSpawner spawner;
        
        public void Start()
        {
            timer = 0;
            burstTimer = 0;
            spawner = Parent.GetNode<BulletSpawner>("BulletSpawner");
        }

        public void UpdatePattern(double delta)
        {
            timer += delta;
            burstTimer += delta;
            if (timer < pattern.duration && burstTimer >= pattern.burstInterval)
            {
                spawner.SpawnBullet(Parent.GlobalPosition, Vector2.Right, pattern.bulletSpeed, pattern.owner, pattern.bulletCount, bulletScene: pattern.BulletScene);
                burstTimer = 0;
            }
        }

        public bool IsComplete()
        {
            return timer >= pattern.duration;
        }
    }

    
}