using Syntriax.Engine.Core.Abstract;
using Syntriax.Engine.Core.Exceptions;

namespace Syntriax.Engine.Core.Factory;

public class BehaviourFactory
{
    public T Instantiate<T>(IGameObject gameObject, params object?[]? args) where T : class, IBehaviour
        => Instantiate<T>(gameObject, stateEnable: null, args);

    public T Instantiate<T>(IGameObject gameObject, IStateEnable? stateEnable, params object?[]? args)
        where T : class, IBehaviour
    {
        T behaviour = TypeFactory.Get<T>(args);

        stateEnable ??= TypeFactory.Get<StateEnable>();
        if (!stateEnable.Assign(behaviour))
            throw AssignException.From(stateEnable, behaviour);

        if (!behaviour.Assign(gameObject.BehaviourController))
            throw AssignException.From(behaviour, gameObject.BehaviourController);
        if (!behaviour.Assign(stateEnable))
            throw AssignException.From(behaviour, stateEnable);

        return behaviour;
    }
}