Engine-Pong/Game/Physics2D/Collider2DAABBBehaviour.cs

using System;
using System.Collections.Generic;

using Microsoft.Xna.Framework;

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

namespace Syntriax.Engine.Physics2D;

public class Collider2DAABBBehaviour(Vector2 lowerBound, Vector2 upperBound) : BehaviourOverride, ICollider2D
{
    public Vector2 LowerBound { get; } = lowerBound;
    public Vector2 UpperBound { get; } = upperBound;


    private Vector2 worldLowerBound = lowerBound;
    private Vector2 worldUpperBound = upperBound;


    private IRigidBody2D? _rigidBody2D = null;

    public IRigidBody2D? RigidBody2D
    {
        get
        {
            if (_rigidBody2D is null)
                BehaviourController.TryGetBehaviour(out _rigidBody2D);

            return _rigidBody2D;
        }
    }

    public Action<ICollider2D, ICollider2D>? OnCollisionPreResolve { get; set; } = null;

    public Action<IAssignableTransform>? OnTransformAssigned { get => GameObject.OnTransformAssigned; set => GameObject.OnTransformAssigned = value; }
    ITransform IAssignableTransform.Transform => Transform;
    public bool Assign(ITransform transform) => GameObject.Assign(transform);

    public bool CheckCollision(Vector2 point, ICollider2D otherCollider)
    {
        if (point.X >= worldLowerBound.X && point.X <= worldUpperBound.X &&
            point.Y >= worldLowerBound.Y && point.Y <= worldUpperBound.Y)
            return true;

        return false;
    }

    public void Recalculate()
    {
        worldLowerBound = LowerBound + Transform.Position;
        worldUpperBound = UpperBound + Transform.Position;
    }
}