using Syntriax.Engine.Core;
using Syntriax.Engine.Core.Factory;

using YamlDotNet.Core;
using YamlDotNet.Serialization;

namespace Syntriax.Engine.Serialization;

public class EntityConverter : IEngineTypeYamlConverter
{
    public bool Accepts(Type type) => typeof(IEntity).IsAssignableFrom(type);

    public object? ReadYaml(IParser parser, Type type, ObjectDeserializer rootDeserializer)
    {
        EntityReference entityReference = (EntityReference)rootDeserializer(typeof(EntityReference))!;

        IEntity entity = (IEntity)TypeFactory.Get(entityReference.TypeContainer.Type);

        return entity;
    }

    public void WriteYaml(IEmitter emitter, object? value, Type type, ObjectSerializer serializer)
    {
        IEntity? entity = (IEntity)value!;

        serializer(new EntityReference(entity), typeof(EntityReference));
    }
}