using Svelto.Common;

namespace Svelto.ECS.Serialization
{
    //TODO: Unit test. Delete this comment once Unit test is written
    public class DefaultVersioningFactory<T> : IDeserializationFactory where T : IEntityDescriptor, new()
    {
        public EntityInitializer BuildDeserializedEntity
        (EGID egid, ISerializationData serializationData, ISerializableEntityDescriptor entityDescriptor
       , int serializationType, IEntitySerialization entitySerialization, IEntityFactory factory
       , bool enginesRootIsDeserializationOnly)
        {
            var entityDescriptorEntitiesToSerialize = enginesRootIsDeserializationOnly ? entityDescriptor.componentsToSerialize : entityDescriptor.componentsToBuild;

            var initializer = factory.BuildEntity(egid, entityDescriptorEntitiesToSerialize, TypeCache<T>.type);

            entitySerialization.DeserializeEntityComponents(serializationData, entityDescriptor, ref initializer
                                                          , serializationType);

            return initializer;
        }
    }
}