using System;

using Svelto.ECS;
using Svelto.ECS.Serialization;

using GamecraftModdingAPI.Utility;

namespace GamecraftModdingAPI.Persistence
{
    /// <summary>
    /// Entity serializer and deserializer interface for storing and retrieving data in a Gamecraft save file (GameSave.GC).
    /// </summary>
	public interface IEntitySerializer : IDeserializationFactory, IQueryingEntitiesEngine
	{
        /// <summary>
        /// The entity factory used for creating entities and entity components.
        /// </summary>
        /// <value>The entity factory.</value>
		IEntityFactory EntityFactory { set; }

        /// <summary>
        /// Serialize the entities.
        /// </summary>
        /// <returns>Whether serialization was successful.</returns>
        /// <param name="serializationData">Serialized data to write to (writes to GameSave.GC).</param>
        /// <param name="entitiesDB">Entities db for the game.</param>
        /// <param name="entitySerializer">Entity serializer with support for single-entity serialization.</param>
		bool Serialize(ref ISerializationData serializationData, EntitiesDB entitiesDB, IEntitySerialization entitySerializer);

        /// <summary>
        /// Deserialize the entities.
        /// </summary>
		/// <returns>Whether deserialization was successful.</returns>
		/// <param name="serializationData">Serialized data to read from (read from GameSave.GC).</param>
		/// <param name="entitySerializer">Entity serializer with support for single-entity deserialization.</param>
		bool Deserialize(ref ISerializationData serializationData, IEntitySerialization entitySerializer);
	}
}