Serializable.scala

package org.mambo.protocol

import org.mambo.core.io.Buffer

/**
 * @author Blackrush
 */
trait Serializable {
  val deserializer: Deserializer
  def serialize(buf: Buffer)

  val messageId = deserializer.messageId
}

/**
 * @author Blackrush
 */
trait Deserializer {
  type Target

  val messageId: Int
  def deserialize(buf: Buffer): Target
}

/**
 * @author Blackrush
 */
abstract class EmptyMessage(override val messageId: Int) extends Deserializer with Serializable {
  type Target <: EmptyMessage
  override val deserializer: Target
  def serialize(buf: Buffer) {}
  def deserialize(buf: Buffer) = deserializer
}

case object HelloGame extends EmptyMessage(1) {
  type Target = HelloGame.type
  val deserializer = this
}

object HelloLogin extends Deserializer {
  val messageId = 2

  case class Message(ticket: String) extends Serializable {
    val deserializer = HelloLogin

    def serialize(buf: Buffer) {
      buf.writeString(ticket)
    }
  }

  type Target = Message
  def apply(ticket: String) = Message(ticket)

  def deserialize(buf: Buffer) = Message(buf.readString())
}