namespace speedLight.BL.Models;

public class Ball
{
    public long PathCount { get; set; }
    public Point Location { get;set; } = new Point(0,0);
    public Point From { get; set; } = new Point(0,0);
    public Point To { get; set; } = new Point(0,0);
    public double SpeedX { get; set; }
    public double SpeedY { get; set; }

    public void Init(Point from, Point to, double speed)
    {
        Location = new Point(from.X, from.Y);
        From = new Point(from.X, from.Y);
        To = new Point(to.X, to.Y);
        double sin = (From.Y - To.Y) / (From.X - To.X);
        SpeedY = speed * sin;
        SpeedX = speed * (1 / sin);
    }
    
    public void Move()
    {
        double minX = From.X < To.X ? From.X : To.X;
        double minY = From.Y < To.Y ? From.Y : To.Y;
        double maxX = From.X > To.X ? From.X : To.X;
        double maxY = From.Y > To.Y ? From.Y : To.Y;
        if ((minX > Location.X) || (maxX < Location.X))
        {
            SpeedX = -SpeedX;
            PathCount++;
        }
        if ((minY > Location.Y) || (maxY < Location.Y))
        {
            SpeedY = -SpeedY;
            PathCount++;
        }

        Location.X += SpeedX;
        Location.Y += SpeedY;
    }
}