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package at.hannibal2.skyhanni.features.slayer
import at.hannibal2.skyhanni.SkyHanniMod
import at.hannibal2.skyhanni.data.IslandType
import at.hannibal2.skyhanni.events.CheckRenderEntityEvent
import at.hannibal2.skyhanni.events.PacketEvent
import at.hannibal2.skyhanni.events.RenderMobColoredEvent
import at.hannibal2.skyhanni.events.withAlpha
import at.hannibal2.skyhanni.features.damageindicator.BossType
import at.hannibal2.skyhanni.features.damageindicator.DamageIndicatorManager
import at.hannibal2.skyhanni.utils.*
import at.hannibal2.skyhanni.utils.ItemUtils.name
import at.hannibal2.skyhanni.utils.RenderUtils.drawColor
import at.hannibal2.skyhanni.utils.RenderUtils.drawString
import net.minecraft.entity.item.EntityArmorStand
import net.minecraft.entity.monster.EntityEnderman
import net.minecraft.init.Blocks
import net.minecraft.network.play.server.S23PacketBlockChange
import net.minecraftforge.client.event.RenderWorldLastEvent
import net.minecraftforge.event.world.WorldEvent
import net.minecraftforge.fml.common.eventhandler.EventPriority
import net.minecraftforge.fml.common.eventhandler.SubscribeEvent
class EndermanSlayerBeacon {
private val endermenWithBeacons = mutableListOf<EntityEnderman>()
private val flyingBeacons = mutableListOf<EntityArmorStand>()
private val sittingBeacon = mutableListOf<LorenzVec>()
@SubscribeEvent
fun onCheckRender(event: CheckRenderEntityEvent<*>) {
val entity = event.entity
if (entity in endermenWithBeacons || entity in flyingBeacons) return
if (entity is EntityEnderman) {
if (hasBeaconInHand(entity) && canSee(LocationUtils.playerEyeLocation(), entity.getLorenzVec())) {
endermenWithBeacons.add(entity)
}
}
if (entity is EntityArmorStand) {
val stack = entity.inventory[4] ?: return
if (stack.name == "Beacon" && canSee(LocationUtils.playerEyeLocation(), entity.getLorenzVec())) {
flyingBeacons.add(entity)
}
}
}
private fun hasBeaconInHand(entity: EntityEnderman): Boolean {
val heldBlockState = entity.heldBlockState ?: return false
val block = heldBlockState.block ?: return false
return block == Blocks.beacon
}
private fun canSee(a: LorenzVec, b: LorenzVec): Boolean = LocationUtils.canSee(a, b) || a.distance(b) < 15
@SubscribeEvent
fun onRenderMobColored(event: RenderMobColoredEvent) {
if (!isEnabled()) return
if (event.entity in flyingBeacons) {
event.color = LorenzColor.DARK_RED.toColor().withAlpha(1)
}
}
@SubscribeEvent(priority = EventPriority.HIGH)
fun onWorldRender(event: RenderWorldLastEvent) {
if (!isEnabled()) return
endermenWithBeacons.removeIf { it.isDead || !hasBeaconInHand(it) }
endermenWithBeacons.map { it.getLorenzVec().add(-0.5, 0.2, -0.5) }
.forEach { event.drawColor(it, LorenzColor.DARK_RED, alpha = 1f) }
for (location in sittingBeacon.toMutableList()) {
event.drawColor(location, LorenzColor.DARK_RED, alpha = 1f)
event.drawString(location.add(0.5, 0.5, 0.5), "§4Beacon", true)
}
}
@SubscribeEvent(priority = EventPriority.LOW, receiveCanceled = true)
fun onPacketReceive(event: PacketEvent.ReceiveEvent) {
if (!isEnabled()) return
val packet = event.packet
if (packet is S23PacketBlockChange) {
val location = packet.blockPosition.toLorenzVec()
if (packet.blockState.block == Blocks.beacon) {
val armorStand = flyingBeacons.find { location.distance(it.getLorenzVec()) < 3 }
if (armorStand != null) {
flyingBeacons.remove(armorStand)
sittingBeacon.add(location)
}
} else {
if (location in sittingBeacon) {
sittingBeacon.remove(location)
}
}
}
}
private fun isEnabled(): Boolean = LorenzUtils.inSkyBlock &&
SkyHanniMod.feature.slayer.slayerEndermanBeacon &&
LorenzUtils.skyBlockIsland == IslandType.THE_END &&
DamageIndicatorManager.isBossSpawned(
BossType.SLAYER_ENDERMAN_2,
BossType.SLAYER_ENDERMAN_3,
BossType.SLAYER_ENDERMAN_4
)
@SubscribeEvent
fun onWorldChange(event: WorldEvent.Load) {
endermenWithBeacons.clear()
flyingBeacons.clear()
sittingBeacon.clear()
}
}
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