using System.Collections.Generic;

namespace Encompass
{
    public class World
    {
        private List<Engine> enginesInOrder;
        private EntityManager entityManager;
        private ComponentManager componentManager;
        private MessageManager messageManager;

        internal World(
            List<Engine> enginesInOrder,
            EntityManager entityManager,
            ComponentManager componentManager,
            MessageManager messageManager
        )
        {
            this.enginesInOrder = enginesInOrder;
            this.entityManager = entityManager;
            this.componentManager = componentManager;
            this.messageManager = messageManager;
        }

        public void Update(float dt)
        {
            foreach (var engine in enginesInOrder)
            {
                engine.Update(dt);
            }

            messageManager.ClearMessages();
            entityManager.DestroyMarkedEntities();
            componentManager.ActivateComponents();
            componentManager.DeactivateComponents();
            componentManager.RemoveComponents();
        }
    }
}