Files
Terrarum/src/net/torvald/terrarum/serialise/WriteActor.kt
2021-09-06 20:39:54 +09:00

94 lines
3.1 KiB
Kotlin

package net.torvald.terrarum.serialise
import net.torvald.spriteanimation.HasAssembledSprite
import net.torvald.spriteanimation.SpriteAnimation
import net.torvald.terrarum.NoSuchActorWithIDException
import net.torvald.terrarum.gameactors.Actor
import net.torvald.terrarum.gameactors.ActorWithBody
import net.torvald.terrarum.modulebasegame.TerrarumIngame
import net.torvald.terrarum.modulebasegame.gameactors.ActorHumanoid
import net.torvald.terrarum.modulebasegame.gameactors.Pocketed
import net.torvald.terrarum.modulecomputers.virtualcomputer.tvd.ByteArray64
import net.torvald.terrarum.modulecomputers.virtualcomputer.tvd.ByteArray64Writer
import java.io.Reader
/**
* Created by minjaesong on 2021-08-24.
*/
object WriteActor {
operator fun invoke(actor: Actor): String {
val s = Common.jsoner.toJson(actor, actor.javaClass)
return """{"class":"${actor.javaClass.canonicalName}",${s.substring(1)}"""
}
fun encodeToByteArray64(actor: Actor): ByteArray64 {
val baw = ByteArray64Writer(Common.CHARSET)
val classDef = """{"class":"${actor.javaClass.canonicalName}""""
baw.write(classDef)
Common.jsoner.toJson(actor, actor.javaClass, baw)
baw.flush(); baw.close()
// by this moment, contents of the baw will be:
// {"class":"some.class.Name"{"actorValue":{},......}
// (note that first bracket is not closed, and another open bracket after "class" property)
// and we want to turn it into this:
// {"class":"some.class.Name","actorValue":{},......}
val ba = baw.toByteArray64()
ba[classDef.toByteArray(Common.CHARSET).size.toLong()] = ','.code.toByte()
return ba
}
}
/**
* Actor's JSON representation is expected to have "class" property on the root object, such as:
* ```
* "class":"net.torvald.terrarum.modulebasegame.gameactors.IngamePlayer"
* ```
*
* Created by minjaesong on 2021-08-27.
*/
object ReadActor {
operator fun invoke(worldDataStream: Reader): Actor =
fillInDetails(Common.jsoner.fromJson(null, worldDataStream))
private fun fillInDetails(actor: Actor): Actor {
actor.actorValue.actor = actor
if (actor is Pocketed)
actor.inventory.actor = actor
if (actor is ActorWithBody && actor is HasAssembledSprite) {
actor.sprite = SpriteAnimation(actor)
if (actor.animDescPathGlow != null) actor.spriteGlow = SpriteAnimation(actor)
actor.reassembleSprite(actor.sprite!!, actor.spriteGlow)
}
return actor
}
fun readActorAndAddToWorld(ingame: TerrarumIngame, worldDataStream: Reader): Actor {
val actor = invoke(worldDataStream)
// replace existing player
val oldPlayerID = ingame.actorNowPlaying?.referenceID
try {
ingame.forceRemoveActor(ingame.getActorByID(actor.referenceID))
}
catch (e: NoSuchActorWithIDException) { /* no actor to delete, you may proceed */ }
ingame.addNewActor(actor)
if (actor.referenceID == oldPlayerID)
ingame.actorNowPlaying = actor as ActorHumanoid
return actor
}
}