fix: PromptSign callback was not called

build.gradle.kts

@@ -9,7 +9,7 @@ plugins {
 }
 
 group = "net.azisaba"
-version = "6.12.1"
+version = "6.12.2"
 
 java {
     toolchain.languageVersion.set(JavaLanguageVersion.of(8))

src/main/java/com/github/mori01231/lifecore/LifeCore.kt

@@ -275,6 +275,7 @@ class LifeCore : JavaPlugin() {
         pm.registerEvents(KotlinLoveItemListener(this), this)
         pm.registerEvents(CommandListScreen.EventListener(), this)
         pm.registerEvents(UpdateInventoryOnCloseListener(this), this)
+        pm.registerEvents(PromptSignListener, this)
 
         // Items
         pm.registerEvents(OreOnlyItemListener(), this)

src/main/java/com/github/mori01231/lifecore/listener/PromptSignListener.kt

@@ -0,0 +1,14 @@
+package com.github.mori01231.lifecore.listener
+
+import com.github.mori01231.lifecore.event.AsyncPreSignChangeEvent
+import com.github.mori01231.lifecore.util.PromptSign
+import org.bukkit.event.EventHandler
+import org.bukkit.event.EventPriority
+import org.bukkit.event.Listener
+
+object PromptSignListener : Listener {
+    @EventHandler(priority = EventPriority.MONITOR, ignoreCancelled = true)
+    fun onSign(e: AsyncPreSignChangeEvent) {
+        PromptSign.awaitingSign[e.player.uniqueId]?.invoke(e.lines.toList())
+    }
+}

src/main/java/com/github/mori01231/lifecore/util/PromptSign.kt

@@ -1,29 +1,34 @@
 package com.github.mori01231.lifecore.util
 
+import com.github.mori01231.lifecore.LifeCore
 import net.minecraft.server.v1_15_R1.BlockPosition
+import net.minecraft.server.v1_15_R1.CancelledPacketHandleException
 import net.minecraft.server.v1_15_R1.PacketPlayOutOpenSignEditor
+import org.bukkit.Bukkit
 import org.bukkit.Material
 import org.bukkit.craftbukkit.v1_15_R1.entity.CraftPlayer
 import org.bukkit.entity.Player
+import org.bukkit.plugin.java.JavaPlugin
 import java.util.*
 import java.util.concurrent.ConcurrentHashMap
 import java.util.function.Consumer
 
 object PromptSign {
-
-    private val awaitingSign = ConcurrentHashMap<UUID, (List<String>) -> Unit>()
+    internal val awaitingSign = ConcurrentHashMap<UUID, (List<String>) -> Unit>()
 
     @JvmStatic
     fun promptSign(player: Player, action: Consumer<List<String>>) {
-        val loc0 = player.location.clone().apply { y = 0.0 }
+        val loc0 = player.location.clone().apply { y += 3 }
         val origBlockData = loc0.block.blockData
         player.sendBlockChange(loc0, Material.AIR.createBlockData())
         player.sendBlockChange(loc0, Material.OAK_SIGN.createBlockData())
-        awaitingSign[player.uniqueId] = {
-            player.sendBlockChange(loc0, origBlockData)
-            action.accept(it)
-        }
-        (player as CraftPlayer).handle.playerConnection
-            .sendPacket(PacketPlayOutOpenSignEditor(BlockPosition(loc0.blockX, loc0.blockY, loc0.blockZ)))
+        Bukkit.getScheduler().runTask(JavaPlugin.getPlugin(LifeCore::class.java), Runnable {
+            awaitingSign[player.uniqueId] = {
+                player.sendBlockChange(loc0, origBlockData)
+                action.accept(it)
+            }
+            (player as CraftPlayer).handle.playerConnection
+                .sendPacket(PacketPlayOutOpenSignEditor(BlockPosition(loc0.blockX, loc0.blockY, loc0.blockZ)))
+        })
     }
 }