added deathrun listener for border; fixed listener problem when disabling appliance

event/src/main/java/eu/mhsl/craftattack/spawn/event/appliances/deathrun/Deathrun.java

@@ -7,22 +7,42 @@ import eu.mhsl.craftattack.spawn.event.appliances.eventController.scoreboard.Eve
 import net.kyori.adventure.text.Component;
 import net.kyori.adventure.title.Title;
 import org.bukkit.Bukkit;
+import org.bukkit.Particle;
 import org.bukkit.World;
 import org.bukkit.entity.Player;
-import org.bukkit.plugin.java.JavaPlugin;
+import org.bukkit.event.Listener;
 import org.jetbrains.annotations.NotNull;
 
+import java.util.List;
+
 @Appliance.Flags(autoload = false)
 public class Deathrun extends Appliance implements Event, Scorable {
     private final EventScoreboardBuilder scoreboardBuilder = new EventScoreboardBuilder(this, 3, 2, 3);
+    private final double borderDistance = 100;
 
     @Override
-    public void initialize(@NotNull JavaPlugin plugin) {
+    public void onEnable() {
         World world = Bukkit.getWorlds().getFirst();
         world.getWorldBorder().setCenter(world.getSpawnLocation());
         world.getWorldBorder().setSize(20);
     }
 
+    public double getBorderDistance() {
+        return this.borderDistance;
+    }
+
+    public void spawnParticleWall(Player p, double xMin, double xMax, double yMin, double yMax, double zMin, double zMax) {
+        Particle particle = Particle.WAX_ON;
+
+        for (double y = yMin; y <= yMax; y += 0.5) {
+            for (double z = zMin; z <= zMax; z += 0.5) {
+                for (double x = xMin; x <= xMax; x += 0.5) {
+                    p.spawnParticle(particle, x, y, z, 1, 0.05, 0.05, 0.05, 0);
+                }
+            }
+        }
+    }
+
     @Override
     public void onDisable() {
         World world = Bukkit.getWorlds().getFirst();
@@ -64,4 +84,11 @@ public class Deathrun extends Appliance implements Event, Scorable {
     public EventScoreboardBuilder getScoreboardBuilder() {
         return this.scoreboardBuilder;
     }
+
+    @Override
+    protected @NotNull List<Listener> listeners() {
+        return List.of(
+            new DeathrunPlayerMoveListener()
+        );
+    }
 }

event/src/main/java/eu/mhsl/craftattack/spawn/event/appliances/deathrun/DeathrunPlayerMoveListener.java

@@ -0,0 +1,35 @@
+package eu.mhsl.craftattack.spawn.event.appliances.deathrun;
+
+import eu.mhsl.craftattack.spawn.core.appliance.ApplianceListener;
+import org.bukkit.Bukkit;
+import org.bukkit.Location;
+import org.bukkit.event.EventHandler;
+import org.bukkit.event.player.PlayerMoveEvent;
+
+public class DeathrunPlayerMoveListener extends ApplianceListener<Deathrun> {
+    @EventHandler
+    public void onPlayerMove(PlayerMoveEvent event) {
+        Location spawnLocation = Bukkit.getWorlds().getFirst().getSpawnLocation();
+        double minX = spawnLocation.x() - this.getAppliance().getBorderDistance();
+        double minZ = spawnLocation.z() - this.getAppliance().getBorderDistance();
+        double maxZ = spawnLocation.z() + this.getAppliance().getBorderDistance();
+        if(event.getTo().x() < minX + 5) {
+            this.getAppliance().spawnParticleWall(event.getPlayer(), minX-0.2, minX-0.2, event.getTo().y()-0.5, event.getTo().y()+2.5, event.getTo().z()-1.5, event.getTo().z()+1.5);
+            if(event.getTo().x() < minX) {
+                event.setTo(event.getTo().clone().set(minX, event.getTo().y(), event.getTo().z()));
+            }
+        }
+        if(event.getTo().z() < minZ + 5) {
+            this.getAppliance().spawnParticleWall(event.getPlayer(), event.getTo().x()-1.5, event.getTo().x()+1.5, event.getTo().y()-0.5, event.getTo().y()+2.5, minZ-0.2, minZ-0.2);
+            if(event.getTo().z() < minZ) {
+                event.setTo(event.getTo().clone().set(event.getTo().x(), event.getTo().y(), minZ));
+            }
+        }
+        if(event.getTo().z() > maxZ - 5) {
+            this.getAppliance().spawnParticleWall(event.getPlayer(), event.getTo().x()-1.5, event.getTo().x()+1.5, event.getTo().y()-0.5, event.getTo().y()+2.5, maxZ+0.2, maxZ+0.2);
+            if(event.getTo().z() > maxZ) {
+                event.setTo(event.getTo().clone().set(event.getTo().x(), event.getTo().y(), maxZ));
+            }
+        }
+    }
+}

event/src/main/java/eu/mhsl/craftattack/spawn/event/appliances/eventController/EventController.java

@@ -25,10 +25,11 @@ public class EventController extends Appliance {
     }
 
     public void loadEvent(Appliance appliance) {
-        if(!(appliance instanceof Event event)) throw new IllegalArgumentException("Appliance has to implement Event.");
+        if(!(appliance instanceof Event)) throw new IllegalArgumentException("Appliance has to implement Event.");
         this.unloadEvent();
-        Main.instance().restartAppliance(appliance.getClass());
+        Appliance newAppliance = Main.instance().restartAppliance(appliance.getClass());
-        this.selectedEvent = event;
+        if(!(newAppliance instanceof Event newEvent)) throw new IllegalArgumentException("Appliance has to implement Event.");
+        this.selectedEvent = newEvent;
     }
 
     public void unloadEvent() {