VillagerSummoning/Placing & automatic config updating

src/main/java/eu/mhsl/craftattack/spawn/Main.java

@@ -1,17 +1,29 @@
 package eu.mhsl.craftattack.spawn;
 
+import eu.mhsl.craftattack.spawn.command.SpawnWorldMuseumVillagerCommand;
+import eu.mhsl.craftattack.spawn.listener.PlayerEntityInteractListener;
+import eu.mhsl.craftattack.spawn.util.VillagerSpawner;
+import org.bukkit.Bukkit;
 import org.bukkit.plugin.java.JavaPlugin;
 
+import java.util.Objects;
+
 public final class Main extends JavaPlugin {
 
     @Override
     public void onEnable() {
-        // Plugin startup logic
+//        register Commands
+        Objects.requireNonNull(this.getCommand("worldMuseum-villager")).setExecutor(new SpawnWorldMuseumVillagerCommand());
 
+//        register listeners
+        Bukkit.getPluginManager().registerEvents(new PlayerEntityInteractListener(), this);
+
+//        Load config & spawn Villager
+        saveDefaultConfig();
+        VillagerSpawner.spawnVillager();
     }
-
     @Override
     public void onDisable() {
-        // Plugin shutdown logic
+        VillagerSpawner.killVillager();
     }
 }

src/main/java/eu/mhsl/craftattack/spawn/command/SpawnWorldMuseumVillagerCommand.java

@@ -0,0 +1,41 @@
+package eu.mhsl.craftattack.spawn.command;
+
+import eu.mhsl.craftattack.spawn.util.ConfigUtil;
+import eu.mhsl.craftattack.spawn.util.VillagerSpawner;
+import org.bukkit.Location;
+import org.bukkit.command.Command;
+import org.bukkit.command.CommandExecutor;
+import org.bukkit.command.CommandSender;
+import org.bukkit.entity.*;
+import org.jetbrains.annotations.NotNull;
+
+import java.util.ArrayList;
+import java.util.List;
+
+public class SpawnWorldMuseumVillagerCommand implements CommandExecutor {
+    @Override
+    public boolean onCommand(@NotNull CommandSender sender, @NotNull Command command, @NotNull String label, @NotNull String[] args) {
+        if (!(sender instanceof Player player)) return false;
+        Location playerLocation = player.getLocation();
+
+        double x = playerLocation.getX();
+        double y = playerLocation.getY();
+        double z = playerLocation.getZ();
+        double yaw = playerLocation.getYaw();
+        double pitch = playerLocation.getPitch();
+        List<Double> cordList = new ArrayList<>() {
+            {
+                add(x);
+                add(y);
+                add(z);
+                add(yaw);
+                add(pitch);
+            }
+        };
+        ConfigUtil.getConfigUtil().getConfig().set("villagerLocation", cordList);
+        ConfigUtil.getConfigUtil().save();
+        VillagerSpawner.killVillager();
+        VillagerSpawner.spawnVillager();
+        return false;
+    }
+}

src/main/java/eu/mhsl/craftattack/spawn/listener/PlayerEntityInteractListener.java

@@ -0,0 +1,15 @@
+package eu.mhsl.craftattack.spawn.listener;
+
+import eu.mhsl.craftattack.spawn.util.VillagerSpawner;
+import org.bukkit.event.EventHandler;
+import org.bukkit.event.Listener;
+import org.bukkit.event.player.PlayerInteractAtEntityEvent;
+
+public class PlayerEntityInteractListener implements Listener {
+    @EventHandler
+    public void onInteract(PlayerInteractAtEntityEvent event) {
+        if (!event.getRightClicked().equals(VillagerSpawner.getStaticVillager())) return;
+        event.setCancelled(true);
+        System.out.println("test");
+    }
+}

src/main/java/eu/mhsl/craftattack/spawn/util/ConfigUtil.java

@@ -0,0 +1,51 @@
+package eu.mhsl.craftattack.spawn.util;
+
+import org.bukkit.Bukkit;
+import org.bukkit.Location;
+import org.bukkit.World;
+import org.bukkit.configuration.file.FileConfiguration;
+import org.bukkit.configuration.file.YamlConfiguration;
+import java.io.File;
+import java.util.List;
+import java.util.Objects;
+
+public class ConfigUtil {
+    private static ConfigUtil instance;
+    private final File file;
+    private final FileConfiguration config;
+    public static ConfigUtil getConfigUtil() {
+        if (instance != null) return instance;
+        instance = new ConfigUtil("config.yml");
+        return instance;
+    }
+    private ConfigUtil(String path) {
+        this.file = new File(Objects.requireNonNull(Bukkit.getPluginManager().getPlugin("spawn")).getDataFolder().getAbsolutePath() + "/" + path);
+        this.config = YamlConfiguration.loadConfiguration(this.file);
+    }
+    public boolean save() {
+        try {
+            this.config.save(this.file);
+            return true;
+        }catch (Exception e) {
+            e.printStackTrace();
+            return false;
+        }
+    }
+    public FileConfiguration getConfig() {
+        return this.config;
+    }
+    public Location getVillagerLocation() {
+        List<Double> cordsList = this.config.getDoubleList("villagerLocation");
+        World world = Bukkit.getWorld("world");
+        double x = cordsList.get(0);
+        double y = cordsList.get(1);
+        double z = cordsList.get(2);
+        double yaw = cordsList.get(3);
+        double pitch = cordsList.get(4);
+        Location location = new Location(world, x, y, z);
+        location.setYaw((float) yaw);
+        location.setPitch((float) pitch);
+
+        return location;
+    }
+}

src/main/java/eu/mhsl/craftattack/spawn/util/VillagerSpawner.java

@@ -0,0 +1,34 @@
+package eu.mhsl.craftattack.spawn.util;
+
+import org.bukkit.Location;
+import org.bukkit.entity.Entity;
+import org.bukkit.entity.EntityType;
+import org.bukkit.entity.Villager;
+
+public class VillagerSpawner {
+    private static Villager staticVillager;
+    public static void spawnVillager() {
+        ConfigUtil config = ConfigUtil.getConfigUtil();
+        Location location = config.getVillagerLocation();
+
+        assert EntityType.VILLAGER.getEntityClass() != null;
+        Entity entity = location.getWorld().spawn(location, EntityType.VILLAGER.getEntityClass());
+
+        Villager villager = (Villager) entity;
+        villager.setAI(false);
+        villager.setInvulnerable(true);
+        villager.setSilent(true);
+        villager.setCollidable(false);
+        villager.setRemoveWhenFarAway(false);
+        villager.setProfession(Villager.Profession.LIBRARIAN);
+
+        staticVillager = villager;
+    }
+    public static void killVillager() {
+        staticVillager.remove();
+    }
+
+    public static Villager getStaticVillager() {
+        return staticVillager;
+    }
+}

src/main/resources/config.yml

@@ -0,0 +1,6 @@
+villagerLocation:
+  - 0 #x
+  - 0 #y
+  - 0 #z
+  - 0 #yaw
+  - 0 #pitch

src/main/resources/paper-plugin.yml

@@ -1,5 +1,7 @@
 name: spawn
-version: '${version}'
+version: 1.0
 main: eu.mhsl.craftattack.spawn.Main
 api-version: 1.19
-load: STARTUP
+commands:
+  spawnWorldMuseumVillager:
+    description: Spawns Worldmuseum-villager

src/main/resources/plugin.yml

@@ -0,0 +1,8 @@
+name: spawn
+version: 1.0
+main: eu.mhsl.craftattack.spawn.Main
+api-version: 1.19
+commands:
+  worldMuseum-villager:
+    description: updates Worldmuseum-villager to current player location
+    usage: /worldMuseum-villager