using Godot;

namespace Network.PacketHandling {
    public abstract class Serializable : Reference {

        public SerializableMetadata Metadata;

        public Serializable() {
            Metadata = new SerializableMetadata(Protocol.GetPacketTypeIDFor(this));
    }

        public void Serialize(PacketBuffer packetBuffer) {
            Metadata.Serialize(packetBuffer);
            WriteContents(packetBuffer);
        }

        public void Deserialize(PacketBuffer packetBuffer) {
            if (!Metadata.Deserialized) {
                Metadata.Deserialize(packetBuffer);
            }
            ReadContents(packetBuffer);
        }

        public void DeserializeWithMetadata(SerializableMetadata metadata, PacketBuffer packetBuffer) {
            Metadata = metadata;
            Deserialize(packetBuffer);
        }

        public abstract void WriteContents(PacketBuffer packetBuffer);
        public abstract void ReadContents(PacketBuffer packetBuffer);

    }

    public class SerializableMetadata : Reference {

        public int PacketType;
        public bool Reliable;
        public int ID;

        public bool Deserialized = false;

        public SerializableMetadata(int packetType) {
            PacketType = packetType;
        }

        public void Serialize(PacketBuffer packetBuffer) {
            packetBuffer.Write(PacketType);
            packetBuffer.Write(Reliable);
            packetBuffer.Write(ID);
        }

        public void Deserialize(PacketBuffer packetBuffer) {
            Deserialized = true;
            PacketType = packetBuffer.ReadInt();
            Reliable = packetBuffer.ReadBool();
            ID = packetBuffer.ReadInt();
        }
    }
}