Files
NeoComputers/src/main/kotlin/org/neoflock/neocomputers/entity/CaseBlockEntity.kt
2026-04-24 15:07:12 +02:00

271 lines
9.9 KiB
Kotlin

package org.neoflock.neocomputers.entity
import net.minecraft.client.Minecraft
import net.minecraft.client.resources.sounds.SoundInstance
import net.minecraft.core.BlockPos
import net.minecraft.core.Direction
import net.minecraft.core.HolderLookup
import net.minecraft.core.NonNullList
import net.minecraft.nbt.CompoundTag
import net.minecraft.network.FriendlyByteBuf
import net.minecraft.network.chat.Component
import net.minecraft.server.level.ServerPlayer
import net.minecraft.sounds.SoundSource
import net.minecraft.world.ContainerHelper
import net.minecraft.world.MenuProvider
import net.minecraft.world.entity.player.Inventory
import net.minecraft.world.entity.player.Player
import net.minecraft.world.item.ItemStack
import net.minecraft.world.level.Level
import net.minecraft.world.level.block.state.BlockState
import org.neoflock.neocomputers.NeoComputers
import org.neoflock.neocomputers.block.CaseBlock
import org.neoflock.neocomputers.block.NodeBlockEntity
import org.neoflock.neocomputers.block.NodeSynchronizer
import org.neoflock.neocomputers.block.dirToIdx
import org.neoflock.neocomputers.gui.menu.CaseMenu
import org.neoflock.neocomputers.item.ComponentItem
import org.neoflock.neocomputers.network.Networking
import org.neoflock.neocomputers.network.PowerRole
import org.neoflock.neocomputers.sounds.ComputerRunningSoundInstance
import org.neoflock.neocomputers.sounds.Sounds
import org.neoflock.neocomputers.utils.GenericContainer
import java.time.Duration
import kotlin.math.min
class CaseBlockEntity(blockPos: BlockPos, blockState: BlockState): NodeBlockEntity(BlockEntities.CASE_ENTITY.get(), blockPos, blockState), MachineEntity, GenericContainer, MenuProvider {
val stacks: NonNullList<ItemStack> = NonNullList<ItemStack>.withSize(7, ItemStack.EMPTY)
var isOn = false
var isDisking = false // TOOD: writing writers and reading readers
var err: String? = null
var arch = "Lua 5.3"
var soundInstance: SoundInstance? = null
override val node = object : Networking.Node() {
override var powerRole = PowerRole.CONSUMER
override var energyCapacity: Long = 500
}
override fun encodeDownstreamData(packet: FriendlyByteBuf) {
super.encodeDownstreamData(packet)
packet.writeBoolean(isOn)
packet.writeBoolean(isDisking)
packet.writeUtf(err ?: "")
}
override fun syncWithUpstream(packet: FriendlyByteBuf) {
super.syncWithUpstream(packet)
setRunning(packet.readBoolean())
isDisking = packet.readBoolean()
err = packet.readUtf().ifEmpty { null }
}
override fun processScreenInteraction(player: ServerPlayer, packet: FriendlyByteBuf) {
val c = packet.readByte().toInt()
if(c == 0x01) {
start()
}
if(c == 0x02) {
stop()
}
}
override fun encodeScreenData(player: ServerPlayer, packet: FriendlyByteBuf) {
super.encodeScreenData(player, packet)
packet.writeBoolean(isOn)
packet.writeByteArray((err ?: "").encodeToByteArray())
packet.writeLong(node.energy)
packet.writeLong(node.energyCapacity)
packet.writeLong(getMachineMemoryUsed())
packet.writeLong(getMachineMemoryTotal())
packet.writeLong(getMachineComponentsUsed())
packet.writeLong(getMachineComponentsTotal())
packet.writeUtf(arch)
}
val redstoneIn = Array(Direction.entries.size) {0}
val redstoneOut = Array(Direction.entries.size) {0}
fun refetchRedstone(dir: Direction) {
val src = blockPos.offset(dir.stepX, dir.stepY, dir.stepZ)
val cur = level?.getSignal(src, dir) ?: 0
val idx = dirToIdx(dir)
if(redstoneIn[idx] != cur) {
onRedstoneSignalChanged(dir, redstoneIn[idx], cur)
}
redstoneIn[idx] = cur
}
fun refetchAllRedstone() {
Direction.entries.forEach { refetchRedstone(it) }
}
fun sendMachineEvent(event: MachineEvent) {
stacks.forEach {
val item = it.item
if(item is ComponentItem) {
item.onMachineEvent(it, this, event)
}
}
}
fun onRedstoneSignalChanged(dir: Direction, oldValue: Int, newValue: Int) {
sendMachineEvent(MachineRedstoneEvent(this, dir, oldValue, newValue))
Networking.emitMessage(node, Networking.ComputerUncheckedSignal(node, "redstone_changed", arrayOf(node.address.toString(), dirToIdx(dir), oldValue, newValue)))
NeoComputers.LOGGER.info("redstone in direction ${dir.name} changed from $oldValue to $newValue")
if(oldValue == 0) {
// Rising edge
start()
}
setChanged()
}
override fun getMachineBlockPosition(): BlockPos = blockPos
override fun getMachineLevel(): Level = level!!
override fun isRunning(): Boolean = isOn
fun setRunning(value: Boolean) {
if(isOn == value) return
NeoComputers.LOGGER.info("[${node.address}] Going from $isOn to $value")
isOn = value
val world = level ?: return
blockState?.setValue(CaseBlock.COMPUTER_RUNNING, isOn)
if(world.isClientSide) {
if(value) {
soundInstance = ComputerRunningSoundInstance(this, Sounds.COMPUTER_RUNNING.get(), SoundSource.AMBIENT)
Minecraft.getInstance().soundManager.play(soundInstance!!)
} else {
Minecraft.getInstance().soundManager.stop(soundInstance!!)
soundInstance = null
}
return
}
// Server-side stuff!!
world.onBlockStateChange(blockPos, blockState, blockState)
sendMachineEvent(MachinePowerEvent(this, isOn))
}
override fun start(): Boolean {
if(isOn) return true
err = null
val archs = getMachineArchitectures()
// Beep patterns taken from https://github.com/MightyPirates/OpenComputers/blob/571482db88080d56329e8f8cf0db2a90825bf1d7/src/main/scala/li/cil/oc/server/machine/Machine.scala
if(archs.isEmpty()) {
crash("no cpu")
beepAsync("-..")
return false
}
if(getMachineComponentsUsed() > getMachineComponentsTotal()) {
crash("too many components")
beepAsync("-..")
return false
}
if(node.energy < 100) {
crash("not enough energy")
// we add a beep for the special case where we do have a little bit of energy :P
if(node.energy > 0) beepAsync("..")
return false
}
if(getMachineMemoryTotal() == 0L) {
crash("no memory provided")
beepAsync("-.")
return false
}
if(arch !in archs) {
// Just pick one!
arch = archs.first()
}
beepAsync(".")
setRunning(true)
return isOn
}
override fun stop(): Boolean {
if(!isOn) return false
setRunning(false)
return isOn
}
override fun crash(error: String): Boolean {
if(isOn) {
beepAsync("--")
}
setRunning(false)
err = error
return true
}
override fun getLastError(): String? = err
override fun getMachineNode(): Networking.Node = node
override fun getRedstoneInput(direction: Direction): Int = redstoneIn[dirToIdx(direction)]
override fun getRedstoneOutput(direction: Direction): Int = redstoneOut[dirToIdx(direction)]
override fun setRedstoneOutput(direction: Direction, newValue: Int): Int {
val idx = dirToIdx(direction)
val old = redstoneOut[idx]
redstoneOut[idx] = newValue
return old
}
override fun beepAsync(pattern: String, frequency: Int, duration: Duration, volume: Double): Boolean {
NodeSynchronizer.emitBeep(level!!, NodeSynchronizer.BeepDataPayload(getMachineBlockPosition(), pattern, frequency, duration, volume))
return true
}
override fun getMachineMemoryTotal(): Long = stacks.mapNotNull { (it.item as? ComponentItem)?.getMemoryCapacity(it) }.sum().toLong()
override fun getMachineMemoryUsed(): Long = 0
override fun getMachineComponentsUsed(): Long = node.getReachable().size.toLong()
override fun getMachineComponentsTotal(): Long = stacks.mapNotNull { (it.item as? ComponentItem)?.getComponentCapacity(it) }.sum().toLong()
override fun getMachineArchitecture() = arch
override fun getMachineArchitectures() = stacks.mapNotNull { (it.item as? ComponentItem)?.getArchitecturesProvided(it) }.flatten().toSet()
override fun setMachineArchitecture(arch: String) {
if(this.arch == arch) return
this.arch = arch
if(isRunning()) {
stop()
start()
}
}
override fun getItems(): NonNullList<ItemStack> = stacks
override fun stillValid(player: Player): Boolean = !this.isRemoved
override fun loadAdditional(compoundTag: CompoundTag, provider: HolderLookup.Provider) {
super.loadAdditional(compoundTag, provider)
node.energy = min(node.energyCapacity, compoundTag.getLong("energy"))
//isOn = compoundTag.getBoolean("powerOn")
ContainerHelper.loadAllItems(compoundTag, getItems(), provider)
}
override fun saveAdditional(compoundTag: CompoundTag, provider: HolderLookup.Provider) {
super.saveAdditional(compoundTag, provider)
compoundTag.putLong("energy", node.energy)
//compoundTag.putBoolean("powerOn", isOn)
ContainerHelper.saveAllItems(compoundTag, getItems(), provider)
}
override fun getDisplayName(): Component? = Component.literal("Computer")
override fun createMenu(i: Int, inventory: Inventory, player: Player) = CaseMenu(i, inventory, this)
override fun setRemoved() {
setRunning(false)
super.setRemoved()
}
override fun tickNode(level: Level) {
super.tickNode(level)
if(!level.isClientSide) {
if (isRunning()) {
if (!node.consumeEnergy(1)) {
crash("out of energy")
}
}
}
}
}