fancynpcs: Add PlayerLoadedListener for 1.21.4 and 1.21.5

Author: OliverSchlueter

plugins/fancynpcs/VERSION

@@ -1 +1 @@
-2.5.1.265
+2.5.1.266

plugins/fancynpcs/src/main/java/de/oliver/fancynpcs/FancyNpcs.java

@@ -265,6 +265,9 @@ Please update to the newest version (%s).
         pluginManager.registerEvents(new PlayerTeleportListener(), instance);
         pluginManager.registerEvents(new PlayerChangedWorldListener(), instance);
         pluginManager.registerEvents(skinManager, instance);
+        if (Bukkit.getMinecraftVersion().equals("1.21.4") || Bukkit.getMinecraftVersion().equals("1.21.5")) {
+            getServer().getPluginManager().registerEvents(new PlayerLoadedListener(), this);
+        }
 
         // use packet injection method
         switch (mcVersion) {

plugins/fancynpcs/src/main/java/de/oliver/fancynpcs/listeners/PlayerLoadedListener.java

@@ -0,0 +1,20 @@
+package de.oliver.fancynpcs.listeners;
+
+import de.oliver.fancynpcs.FancyNpcs;
+import de.oliver.fancynpcs.api.Npc;
+import io.papermc.paper.event.player.PlayerClientLoadedWorldEvent;
+import org.bukkit.event.EventHandler;
+import org.bukkit.event.EventPriority;
+import org.bukkit.event.Listener;
+import org.jetbrains.annotations.NotNull;
+
+public class PlayerLoadedListener implements Listener {
+
+    @EventHandler(priority = EventPriority.MONITOR)
+    public void onPlayerLoaded(@NotNull final PlayerClientLoadedWorldEvent event) {
+        for (Npc npc : FancyNpcs.getInstance().getNpcManagerImpl().getAllNpcs()) {
+            npc.checkAndUpdateVisibility(event.getPlayer());
+        }
+    }
+
+}