using Syntriax.Engine.Core;
using Syntriax.Engine.Core.Abstract;
using Syntriax.Engine.Physics2D.Abstract;

namespace Syntriax.Engine.Physics2D;

public class RigidBody2D : Behaviour, IRigidBody2D
{
    event IAssignableTransform.OnTransformAssignedDelegate? IAssignableTransform.OnTransformAssigned { add => GameObject.OnTransformAssigned += value; remove => GameObject.OnTransformAssigned -= value; }

    private const float LOWEST_ALLOWED_MASS = 0.00001f;
    private float _mass = 1f;


    public IPhysicsMaterial2D Material { get; set; } = new PhysicsMaterial2DDefault();

    public Vector2D Velocity { get; set; } = Vector2D.Zero;
    public float AngularVelocity { get; set; } = 0f;
    public bool IsStatic { get; set; } = false;

    public float Mass { get => _mass; set => _mass = Core.Math.Max(value, LOWEST_ALLOWED_MASS); }

    ITransform IAssignableTransform.Transform => Transform;


    public bool Assign(ITransform transform) => GameObject.Assign(transform);
}