67 lines
1.6 KiB
Kotlin
67 lines
1.6 KiB
Kotlin
package net.shadowfacts.phycon.network
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import net.minecraft.block.entity.BlockEntity
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import net.minecraft.block.entity.BlockEntityType
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import net.minecraft.nbt.CompoundTag
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import net.minecraft.util.Tickable
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import net.shadowfacts.phycon.api.PacketSink
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import net.shadowfacts.phycon.api.packet.Packet
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import net.shadowfacts.phycon.api.util.MACAddress
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import java.util.*
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/**
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* @author shadowfacts
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*/
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abstract class DeviceBlockEntity(type: BlockEntityType<*>): BlockEntity(type), Tickable, PacketSink {
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var macAddress = MACAddress.random()
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protected set
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private val sendQueue = LinkedList<Packet>()
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override fun handle(packet: Packet) {
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if (acceptsPacket(packet)) {
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handlePacket(packet)
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}
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}
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abstract fun handlePacket(packet: Packet)
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fun acceptsPacket(packet: Packet): Boolean {
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return when (packet.destination.type) {
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MACAddress.Type.BROADCAST -> true
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MACAddress.Type.UNICAST -> macAddress == packet.destination
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MACAddress.Type.MULTICAST -> acceptsMulticastPacket(packet)
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}
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}
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fun acceptsMulticastPacket(packet: Packet): Boolean {
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return false
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}
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fun enqueue(packet: Packet) {
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sendQueue.add(packet)
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}
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override fun tick() {
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if (sendQueue.isNotEmpty()) {
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val packet = sendQueue.pop()
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val destinations = NetworkUtil.findDestinations(world!!, pos)
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destinations.forEach {
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it.handle(packet)
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}
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}
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}
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override fun toTag(tag: CompoundTag): CompoundTag {
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tag.putLong("MACAddress", macAddress.address)
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return super.toTag(tag)
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}
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override fun fromTag(tag: CompoundTag) {
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super.fromTag(tag)
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macAddress = MACAddress(tag.getLong("MACAddress"))
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}
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}
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