refactor: streamline nametag action handling and update lore management

craftattack/src/main/java/eu/mhsl/craftattack/spawn/craftattack/appliances/gameplay/silenceNametag/NametagAnvilListener.java

@@ -0,0 +1,31 @@
+package eu.mhsl.craftattack.spawn.craftattack.appliances.gameplay.silenceNametag;
+
+import eu.mhsl.craftattack.spawn.core.appliance.ApplianceListener;
+import net.kyori.adventure.text.Component;
+import org.bukkit.Material;
+import org.bukkit.event.EventHandler;
+import org.bukkit.event.inventory.PrepareAnvilEvent;
+import org.bukkit.inventory.ItemStack;
+import org.bukkit.inventory.view.AnvilView;
+
+import java.util.ArrayList;
+import java.util.List;
+
+public class NametagAnvilListener extends ApplianceListener<SilenceNametag> {
+    @EventHandler
+    public void onAnvilRename(PrepareAnvilEvent event){
+        ItemStack resultItem = event.getResult();
+        if(resultItem == null) return;
+
+
+        AnvilView anvilView = event.getView();
+        ItemStack inputItem = anvilView.getItem(0);
+        if(inputItem == null || inputItem.getType() != Material.NAME_TAG) return;
+
+
+        if(!SilenceNametag.muteString.equals(anvilView.getRenameText())
+            && !SilenceNametag.unmuteString.equals(anvilView.getRenameText())) return;
+
+        event.setResult(this.getAppliance().createSilenceNametag(resultItem, anvilView.getRenameText()));
+    }
+}

craftattack/src/main/java/eu/mhsl/craftattack/spawn/craftattack/appliances/gameplay/silenceNametag/SilenceNametag.java

@@ -0,0 +1,70 @@
+package eu.mhsl.craftattack.spawn.craftattack.appliances.gameplay.silenceNametag;
+
+import eu.mhsl.craftattack.spawn.core.appliance.Appliance;
+import net.kyori.adventure.text.Component;
+import org.bukkit.NamespacedKey;
+import org.bukkit.event.Listener;
+import org.bukkit.inventory.ItemStack;
+import org.bukkit.persistence.PersistentDataType;
+import org.jetbrains.annotations.NotNull;
+
+import java.util.ArrayList;
+import java.util.List;
+import java.util.Objects;
+
+public class SilenceNametag extends Appliance {
+    public static final String pluginName = "silence-nametag";
+    public static final String muteString = "@verstummen";
+    public static final String unmuteString = "@entstummen";
+
+    public enum NametagActions {
+        SILENCE,
+        UNSILENCE
+    }
+
+    NamespacedKey nametagActionKey =
+            new NamespacedKey(pluginName, "nametag-action");
+
+    ItemStack setNametagAction(ItemStack item, NametagActions action) {
+        Objects.requireNonNull(item, "item must not be null");
+        item.editPersistentDataContainer(pdc -> {
+            pdc.set(
+                    nametagActionKey,
+                    PersistentDataType.INTEGER,
+                    action.ordinal()
+            );
+        });
+        item.editMeta(meta -> {
+            List<Component> lore = meta.hasLore() ? new ArrayList<>(meta.lore()) : new ArrayList<>();
+            if(action == NametagActions.SILENCE) {
+                lore.add(Component.text("Dieses Namensschild verstummt Mobs."));
+            } else if (action == NametagActions.UNSILENCE){
+                lore.add(Component.text("Dieses Namensschild entstummt Mobs."));
+            }
+            meta.customName(null);
+            meta.lore(lore);
+        });
+        return item;
+    }
+
+    NametagActions getNametagAction(ItemStack item) {
+        Objects.requireNonNull(item, "item must not be null");
+        return item.getPersistentDataContainer().get(nametagActionKey, PersistentDataType.INTEGER) == null
+                ? null
+                : NametagActions.values()[item.getPersistentDataContainer().get(nametagActionKey, PersistentDataType.INTEGER)];
+    }
+
+    public ItemStack createSilenceNametag(ItemStack oldResultItem, String renameText){
+        if(renameText.equals(muteString)) {
+            return this.setNametagAction(oldResultItem, NametagActions.SILENCE);
+        } else if(renameText.equals(unmuteString)) {
+            return this.setNametagAction(oldResultItem, NametagActions.UNSILENCE);
+        }
+        return oldResultItem;
+    }
+
+    @Override
+    protected @NotNull List<Listener> listeners() {
+        return List.of(new NametagAnvilListener());
+    }
+}