Add get/set customName to Skull block (#12302)

build-data/paper.at

@@ -605,6 +605,7 @@ public net.minecraft.world.level.block.entity.SculkSensorBlockEntity lastVibrati
 public net.minecraft.world.level.block.entity.SculkShriekerBlockEntity warningLevel
 public net.minecraft.world.level.block.entity.ShulkerBoxBlockEntity openCount
 public net.minecraft.world.level.block.entity.SignBlockEntity playerWhoMayEdit
+public net.minecraft.world.level.block.entity.SkullBlockEntity customName
 public net.minecraft.world.level.block.entity.SkullBlockEntity noteBlockSound
 public net.minecraft.world.level.block.entity.SkullBlockEntity owner
 public net.minecraft.world.level.block.entity.StructureBlockEntity author

paper-api/src/main/java/org/bukkit/block/Skull.java

@@ -1,5 +1,6 @@
 package org.bukkit.block;
 
+import net.kyori.adventure.text.Component;
 import org.bukkit.Material;
 import org.bukkit.NamespacedKey;
 import org.bukkit.OfflinePlayer;
@@ -168,4 +169,24 @@ public interface Skull extends TileState {
     @Deprecated(since = "1.13", forRemoval = true)
     @Contract("_ -> fail")
     public void setSkullType(SkullType skullType);
+
+    /**
+     * Get the custom name of skull.
+     * <p>This name is set when placing a skull item that has a custom name.
+     * This name is only carried back to the item when broken for player heads
+     * (skeleton/creeper heads will not retain the name).</p>
+     *
+     * @return Custom name of skull
+     */
+    public @Nullable Component customName();
+
+    /**
+     * Set the custom name of skull.
+     * <p>This name is set when placing a skull item that has a custom name.
+     * This name is only carried back to the item when broken for player heads
+     * (skeleton/creeper heads will not retain the name).</p>
+     *
+     * @param customName Custom name of skull
+     */
+    public void customName(@Nullable Component customName);
 }

paper-server/src/main/java/org/bukkit/craftbukkit/block/CraftSkull.java

@@ -2,6 +2,8 @@ package org.bukkit.craftbukkit.block;
 
 import com.google.common.base.Preconditions;
 import com.mojang.authlib.GameProfile;
+import io.papermc.paper.adventure.PaperAdventure;
+import net.kyori.adventure.text.Component;
 import net.minecraft.Util;
 import net.minecraft.resources.ResourceLocation;
 import net.minecraft.server.MinecraftServer;
@@ -216,4 +218,16 @@ public class CraftSkull extends CraftBlockEntityState<SkullBlockEntity> implemen
     public CraftSkull copy(Location location) {
         return new CraftSkull(this, location);
     }
+
+    @Override
+    public @Nullable Component customName() {
+        SkullBlockEntity snapshot = getSnapshot();
+        return snapshot.customName == null ? null : PaperAdventure.asAdventure(snapshot.customName);
+    }
+
+    @Override
+    public void customName(@Nullable Component customName) {
+        SkullBlockEntity snapshot = getSnapshot();
+        snapshot.customName = customName == null ? null : PaperAdventure.asVanilla(customName);
+    }
 }