using System.Collections.Generic;
using Godot;

public partial class Ball : RigidBody2D
{
    [Signal]
    public delegate void HitEventHandler(Node NODE);
    [Signal]
    public delegate void BucketEnteredEventHandler();

    public bool _hovered = false;
    public int _healthChange = -1, _hits = 0;
    public Vector2 _speed;
    public Path2D _predictionPath;
    public Commander _commanderOwner;

    public override void _Ready()
    {
        base._Ready();
        
        _predictionPath = GetNode<Path2D>("PredictedPath");
    }

    public void Act(Node BODY)
    {
        EmitSignal(SignalName.Hit, BODY);
        if (BODY is Peg peg)
        {
            peg.ChangeHealth(_healthChange);
            _hits++;
        }
    }

    public override void _PhysicsProcess(double delta)
    {
        base._PhysicsProcess(delta);
        if (_speed != Vector2.Zero){
            LinearVelocity = _speed;
            _speed = Vector2.Zero;
        }
    }

    public void DrawPath(List<Vector2> POINTS)
    {
        _predictionPath.Curve.ClearPoints();
        for (int i = 0; i < POINTS.Count; i++)
        {
            _predictionPath.Curve.AddPoint(POINTS[i]);
        }
    }
    
    public void EnteredBucket()
    {
        EmitSignal(SignalName.BucketEntered);
    }

    public void Shoot(Vector2 FORCE){
        _speed = FORCE;
        GravityScale = 1;
    }

    
}