a little bit of refactoring

.gitignore

@@ -114,3 +114,9 @@ buildNumber.properties
 
 # Common working directory
 run/
+
+# eclipse
+/.classpath
+/.project
+/.settings
+/target

README.md

@@ -0,0 +1,6 @@
+# Minecleaner
+
+Minecleaner is a Minecraft Implementation of the classic game "Minesweeper". Made using [Paper](https://papermc.io/).
+
+## Important
+Before opening an issue on the [GitHub Repo](https://github.com/LunarAkai/Minecleaner) of this Project, please check the issues page on my personal git server [here](https://git.lunarakai.de/LunarAkai/NewMinecleaner/issues) to see if this Bug / Issue is already on my list.

pom.xml

@@ -6,7 +6,7 @@
 
     <groupId>de.lunarakai</groupId>
     <artifactId>Minecleaner</artifactId>
-    <version>1.1.4</version>
+    <version>1.2.0-dev</version>
     <packaging>jar</packaging>
 
     <name>Minecleaner</name>
@@ -86,7 +86,7 @@
         <dependency>
             <groupId>io.papermc.paper</groupId>
             <artifactId>paper-api</artifactId>
-            <version>1.20.4-R0.1-SNAPSHOT</version>
+            <version>1.21.3-R0.1-SNAPSHOT</version>
             <scope>provided</scope>
         </dependency>
         <dependency>

src/main/java/de/lunarakai/minecleaner/ArenaList.java

@@ -2,10 +2,14 @@ package de.lunarakai.minecleaner;
 
 import java.io.File;
 import java.io.IOException;
+import java.util.Arrays;
 import java.util.Collection;
 import java.util.HashMap;
+import java.util.Iterator;
 import java.util.UUID;
 import java.util.logging.Level;
+import de.lunarakai.minecleaner.utils.MinecleanerUtils;
+import org.bukkit.Bukkit;
 import org.bukkit.Location;
 import org.bukkit.block.Block;
 import org.bukkit.configuration.ConfigurationSection;
@@ -97,6 +101,13 @@ public class ArenaList {
         save();
     }
 
+    /**
+     * checks for any other arena that might be at the same location as the new MinecleanerArena
+     *
+     * @param newArena  the new Arena that is set to be created
+     * @return          true if another MinecleanerArena (or at least one Block of another arena) is at the same location as newArena otherwise false
+     * @see             MinecleanerArena
+     */
     public boolean collidesWithArena(MinecleanerArena newArena) {
         for(Location location : newArena.getBlocks()) {
             if(arenaBlocks.get(location) != null) {
@@ -106,16 +117,74 @@ public class ArenaList {
         return false;
     }
 
-    public void setArenaForPlayer(Player player, MinecleanerArena arena) {
+    public void setArenaForPlayers(Player[] players, MinecleanerArena arena) {
         if(arena != null) {
-            playersInArena.put(player.getUniqueId(), arena);
+            for(int i = 0; i < players.length; i++) {
+                playersInArena.put(players[i].getUniqueId(), arena);
+            }
         } else {
-            playersInArena.remove(player.getUniqueId());
+            for(int i = 0; i < players.length; i++) {
+                playersInArena.remove(players[i].getUniqueId());
+            }
         }
     }
 
     public MinecleanerArena getPlayerArena(Player player) {
-        return playersInArena.get(player.getUniqueId());
+        if(playersInArena.get(player.getUniqueId()) == null) {
+            return null;
+        }
+        int arraySize = MinecleanerUtils.isPlayerInGroup(plugin, player) ? plugin.getGroupManager().getGroupSize(player) : 1;
+        Player[] players = new Player[arraySize];
+
+        if(plugin.getGroupManager().getGroup(player) != null) {
+            int i = 0;
+            for(Iterator<UUID> iterator = plugin.getGroupManager().getGroup(player).getPlayers().iterator(); iterator.hasNext();) {
+                Player iteratorPlayer = Bukkit.getPlayer(iterator.next());
+                players[i] = iteratorPlayer;
+                i++;
+            }
+        } else {
+            Arrays.fill(players, player);
+        }
+        return getPlayerArena(players);
+    }
+
+    public MinecleanerArena getPlayerArena(Player[] players) {
+        return playersInArena.get(players[0].getUniqueId());
+//        if(plugin.getGroupManager().getGroup(players[0]) != null) {
+//            if(players.length == 1) {
+//                return null;
+//            }
+//            MinecleanerArena[] arenas = new MinecleanerArena[players.length];
+//            for(int i = 0; i < players.length; i++) {
+//                if(playersInArena.get(players[i].getUniqueId()) != null) {
+//                    if(playersInArena.get(Bukkit.getPlayer(plugin.getGroupManager().getGroup(players[0]).getOwner()).getUniqueId()) != null)  {
+//                        arenas[i] = playersInArena.get(players[i].getUniqueId());
+//                        continue;
+//                    }
+//                    arenas[i] = null;
+//                } else {
+//                    arenas = null;
+//                }
+//            }
+//            if(playersInArena.get(players[0].getUniqueId()) == null)  {
+//                return null;
+//            }
+//
+//            if(arenas != null && arenas[0] != null) {
+//                MinecleanerArena[] finalArenas = arenas;
+//                boolean match = Arrays.stream(arenas).allMatch(s -> s.equals(finalArenas[0]));
+//                if(match) {
+//                    return arenas[0];
+//                } else {
+//                    return null;
+//                }
+//            }
+//            return null;
+//
+//        } else {
+//            return playersInArena.get(players[0].getUniqueId());
+//        }
     }
 
     public MinecleanerArena getArenaAtBlock(Block block) {
@@ -127,21 +196,30 @@ public class ArenaList {
     }
 
     public void removeArena(MinecleanerArena arena) {
-        if(arena.hasPlayer()) {
+        if(arena.hasPlayers()) {
-            plugin.getManager().leaveArena(arena.getCurrentPlayer(), true);
+            plugin.getManager().leaveArena(arena.getCurrentPlayers(), true, true);
         }
 
-        for(UUID id : arena.getBlockDisplays()) {
+        removeArenaBlockDisplayIDs(arena);
-            if(id != null) {
+        removeArenaBlocks(arena);
-                arenaBlockDisplays.remove(id);
+
-            }
-        }
-        for(Location block : arena.getBlocks()) { 
-            arenaBlocks.remove(block);
-        }
         arena.removeBlockDisplays();
 
         arenas.remove(arena.getName());
         save();
     }
+
+    private void removeArenaBlocks(MinecleanerArena arena) {
+        for(Location block : arena.getBlocks()) {
+            arenaBlocks.remove(block);
+        }
+    }
+
+    private void removeArenaBlockDisplayIDs(MinecleanerArena arena) {
+        for(UUID id : arena.getBlockDisplays()) {
+            if(id != null) {
+                arenaBlockDisplays.remove(id);
+            }
+        }
+    }
 } 

src/main/java/de/lunarakai/minecleaner/ArenaStatus.java

@@ -1,8 +1,35 @@
 package de.lunarakai.minecleaner;
 
+/**
+ *  Possible Status of a MinecleanerArena
+ *  <li>{@link #INACTIVE}</li>
+ *  <li>{@link #CONFIRM_PLAYING}</li>
+ *  <li>{@link #PLAYING}</li>
+ *  <li>{@link #COMPLETED}</li>
+ *
+ * @see MinecleanerArena
+ *
+ */
 public enum ArenaStatus {
+    /**
+     * default state
+     */
     INACTIVE,
+
+    /**
+     * Active when the player (or group leader) has interacted with an {@link #INACTIVE} arena and
+     * sees the confirmPlayingInventory to decide if they start a Game or not
+     * @see MinecleanerManager#getConfirmPlayingInventory()
+     */
     CONFIRM_PLAYING,
+
+    /**
+     * Active when a Player (or Group) has confirmed to start a Minecleaner Game (and while playing)
+     */
     PLAYING,
+
+    /**
+     * Active when a Player (or Group) has either won or lost a Mineclenaer Game and the Arena the scheduled for a reset -> {@link #INACTIVE}
+     */
     COMPLETED
 }

src/main/java/de/lunarakai/minecleaner/MinecleanerArena.java

@@ -10,17 +10,13 @@ import java.util.ArrayList;
 import java.util.Arrays;
 import java.util.List;
 import java.util.UUID;
-import java.util.logging.Level;
 
 import net.kyori.adventure.text.Component;
-import net.kyori.adventure.text.TextComponent;
 import net.md_5.bungee.api.ChatColor;
-import net.md_5.bungee.api.ChatMessageType;
+import org.bukkit.Bukkit;
-import net.md_5.bungee.api.chat.BaseComponent;
 import org.bukkit.Location;
 import org.bukkit.Material;
 import org.bukkit.World;
-import org.bukkit.block.Block;
 import org.bukkit.block.BlockFace;
 import org.bukkit.block.data.BlockData;
 import org.bukkit.configuration.ConfigurationSection;
@@ -47,7 +43,7 @@ public class MinecleanerArena {
     private TextDisplay textDisplay;
     private boolean hasMadeFirstClick = false;
     private int flagsPlaced = 0;
-    private Player currentPlayer;
+    private Player[] currentPlayers;
     private long currentGameStartTime;
     private long ingameTime;
     private Game currentMinecleanerGame;
@@ -239,13 +235,13 @@ public class MinecleanerArena {
         new BukkitRunnable() {
             @Override
                 public void run() {
-                if(arenaStatus == ArenaStatus.PLAYING && currentPlayer != null) {
+                if(arenaStatus == ArenaStatus.PLAYING && currentPlayers != null) {
                     if(!currentMinecleanerGame.gameover) {
                         ingameTime++;
                     }
                     if(plugin.isStatisticsEnabled()) {
-                        if(plugin.getManager().getSettingsValue("additionaldisplay", currentPlayer) != 0
+                        if(plugin.getManager().getSettingsValue("additionaldisplay", currentPlayers[0]) != 0
-                                || plugin.getManager().getSettingsValue("timer", currentPlayer) != 0) {
+                                || plugin.getManager().getSettingsValue("timer", currentPlayers[0]) != 0) {
                             updateIngameInfoTexts();
                         }
                     }
@@ -258,19 +254,19 @@ public class MinecleanerArena {
 
     }
 
-    public void addJoiningPlayer(Player player) {
+    public void addJoiningPlayers(Player[] players) {
-        Preconditions.checkNotNull(player);
+        Preconditions.checkNotNull(players);
         Preconditions.checkState(arenaStatus == ArenaStatus.INACTIVE);
         this.arenaStatus = ArenaStatus.CONFIRM_PLAYING;
-        this.currentPlayer = player;
+        this.currentPlayers = players;
     }
 
-    public void removePlayer() {
+    public void removePlayers() {
         int sizeWidth = BoardSize.boardSizesWidth[widthIndex];
         int sizeHeight = BoardSize.boardSizesHeight[widthIndex];
 
         this.arenaStatus = ArenaStatus.INACTIVE;
-        this.currentPlayer = null;
+        this.currentPlayers = null;
         this.currentMinecleanerGame = null;
 
         // load chunk of block -1 and x+1
@@ -386,8 +382,8 @@ public class MinecleanerArena {
     }
 
     private void showTextDisplay() {
-        Player player = this.getCurrentPlayer();
+        Player[] players = this.getCurrentPlayers();
-        World world = player.getWorld();
+        World world = players[0].getWorld();
 
         double textCenterX = centerLocation.getX();
         double textCenterY = centerLocation.getY() + ((double) BoardSize.boardSizesHeight[widthIndex] / 3 - 2.75 - widthIndex);
@@ -421,7 +417,7 @@ public class MinecleanerArena {
             }
         }
 
-        Location textDisplayLocation = new Location(player.getWorld(), textCenterX, textCenterY, textCenterZ);
+        Location textDisplayLocation = new Location(players[0].getWorld(), textCenterX, textCenterY, textCenterZ);
 
         textDisplay = world.spawn(textDisplayLocation.add(-1, 2 + widthIndex, -0.25), TextDisplay.class, textdisplay -> {
             Transformation transformation = textdisplay.getTransformation();
@@ -449,12 +445,14 @@ public class MinecleanerArena {
     public void updateIngameInfoTexts() {
         String timer = "";
         if(plugin.isStatisticsEnabled()) {
-            if(plugin.getManager().getSettingsValue("timer", currentPlayer) != 0) {
+            if(plugin.getManager().getSettingsValue("timer", currentPlayers[0]) != 0) {
                 timer = ChatColor.GOLD + " Zeit: " + MinecleanerStringUtil.timeToString((ingameTime/20)*1000, true)  + " ";
             }
-            if(plugin.getManager().getSettingsValue("additionaldisplay", currentPlayer) != 0 && plugin.isStatisticsEnabled()) {
+            if(plugin.getManager().getSettingsValue("additionaldisplay", currentPlayers[0]) != 0 && plugin.isStatisticsEnabled()) {
                 String componentActionBar = ChatColor.GREEN + "Flaggen gesetzt: " + flagsPlaced + ChatColor.RED + "  Minen insgesamt: " + BoardSize.mineCounter[widthIndex];
-                currentPlayer.sendActionBar(Component.text(componentActionBar + " " + timer));
+                for(int i = 0; i < currentPlayers.length; i++) {
+                    currentPlayers[i].sendActionBar(Component.text(componentActionBar + " " + timer));
+                }
             }
         }
 
@@ -499,11 +497,15 @@ public class MinecleanerArena {
         if (currentMinecleanerGame != null && !currentMinecleanerGame.gameover) {
             Cell cell = currentMinecleanerGame.getCell(x, y);
             if (!cell.isRevealed()) {
-                Player player = this.currentPlayer;
+                Player[] players = this.currentPlayers;
 
                 currentMinecleanerGame.flag(x, y);
                 if (currentMinecleanerGame.gameover) {
-                    plugin.getManager().handleGameover(player, this, true);
+                    Bukkit.getScheduler().runTaskLater(plugin, () -> {
+                         arenaStatus = ArenaStatus.COMPLETED;
+                    }, 5L);
+
+                    plugin.getManager().handleGameover(players, this, true);
                 }
                 if (cell.isFlagged() == true) {
                     flagsPlaced = flagsPlaced + 1;
@@ -523,7 +525,7 @@ public class MinecleanerArena {
         if (currentMinecleanerGame != null && !currentMinecleanerGame.gameover) {
             Cell cell = currentMinecleanerGame.getCell(x, y);
             if (!cell.isFlagged()) {
-                Player player = this.currentPlayer;
+                Player[] players = this.currentPlayers;
 
                 if (!hasMadeFirstClick) {
                     currentMinecleanerGame.firstClick(x, y);
@@ -534,7 +536,10 @@ public class MinecleanerArena {
                 setBlockForCellType(x, y, cell);
 
                 if (currentMinecleanerGame.gameover) {
-                    plugin.getManager().handleGameover(player, this, !(cell.isRevealed() && cell.isExploded()));
+                    Bukkit.getScheduler().runTaskLater(plugin, () -> {
+                        arenaStatus = ArenaStatus.COMPLETED;
+                    }, 5L);
+                    plugin.getManager().handleGameover(players, this, !(cell.isRevealed() && cell.isExploded()));
                 } else {
                     updateIngameInfoTexts();
                 }
@@ -689,12 +694,12 @@ public class MinecleanerArena {
         return name;
     }
 
-    public boolean hasPlayer() {
+    public boolean hasPlayers() {
-        return currentPlayer != null;
+        return currentPlayers != null;
     }
 
-    public Player getCurrentPlayer() {
+    public Player[] getCurrentPlayers() {
-        return currentPlayer;
+        return currentPlayers;
     }
 
     public Location getLocation() {
@@ -723,10 +728,16 @@ public class MinecleanerArena {
         return currentGameStartTime;
     }
 
+    public Game getCurrentMinecleanerGame() { return currentMinecleanerGame; }
+
     public int getWidthIndex() {
         return widthIndex;
     }
 
+    public void setArenaStaus(ArenaStatus status) {
+        this.arenaStatus = status;
+    }
+
     private int getRotationYaw() {
         return switch (orientation) {
             case EAST -> 90;
@@ -735,4 +746,5 @@ public class MinecleanerArena {
             default -> 0;
         };
     }
+
 }

src/main/java/de/lunarakai/minecleaner/MinecleanerGroupManager.java

@@ -0,0 +1,155 @@
+package de.lunarakai.minecleaner;
+
+import de.lunarakai.minecleaner.utils.ChatUtils;
+import java.util.HashSet;
+import java.util.Iterator;
+import java.util.Set;
+import java.util.UUID;
+import org.bukkit.Bukkit;
+import org.bukkit.entity.Player;
+
+public class MinecleanerGroupManager {
+
+    public class MinecleanerGroup {
+
+        public UUID owner;
+        public HashSet<UUID> players;
+        public Set<UUID> invitedPlayers;
+
+        public MinecleanerGroup(UUID owner){
+            this.owner = owner;
+            this.players = new HashSet<>();
+            this.invitedPlayers = new HashSet<>();
+
+            players.add(owner);
+        }
+
+        public UUID getOwner() {
+            return owner;
+        }
+
+        public Set<UUID> getInvitedPlayers() {
+            return invitedPlayers;
+        }
+
+        public HashSet<UUID> getPlayers() {
+            return players;
+        }
+
+        public void addPlayerToGroup(Player player) {
+            UUID playerUUID = player.getUniqueId();
+
+            if(!isPlayerInvited(playerUUID)) {
+                return;
+            }
+
+            invitedPlayers.remove(playerUUID);
+            players.add(playerUUID);
+        }
+
+        public void removePlayerFromGroup(Player player) {
+            UUID playerUUID = player.getUniqueId();
+            if(getOwner() == playerUUID) {
+                for(Iterator<UUID> iterator = getGroup(player).getPlayers().iterator(); iterator.hasNext();) {
+                    if(getOwner() == iterator.next()) {
+                        continue;
+                    }
+                    Player iteratorPlayer = Bukkit.getPlayer(iterator.next());
+                    ChatUtils.sendSimpleInfoMessage(iteratorPlayer, "group.creator.removed");
+                }
+                deleteGroup(getGroup(Bukkit.getPlayer(owner)));
+            }
+            players.remove(playerUUID);
+            if(players.size() < 2) {
+                ChatUtils.sendSimpleInfoMessage(Bukkit.getPlayer(owner), "group.dismantled.alone");
+                deleteGroup(getGroup(Bukkit.getPlayer(owner)));
+            }
+        }
+
+        public boolean isPlayerInvited(UUID playerUUID) {
+            return invitedPlayers.contains(playerUUID);
+        }
+
+        public boolean isInGroup(UUID playerUUID) {
+            return players.contains(playerUUID) || owner.equals(playerUUID);
+        }
+
+        public boolean invitePlayerToGroup(Player player) {
+            UUID playerUUID = player.getUniqueId();
+            if(isPlayerInvited(playerUUID) || isInGroup(playerUUID))
+                return false;
+
+            invitedPlayers.add(player.getUniqueId());
+            return true;
+        }
+
+        public void removePlayerFromInvitedList(Player player) {
+            UUID playerUUID = player.getUniqueId();
+            if(!isPlayerInvited(playerUUID)) {
+                return;
+            }
+            invitedPlayers.remove(playerUUID);
+        }
+    }
+
+    private final Set<MinecleanerGroup> groups;
+
+    public MinecleanerGroupManager() {
+        this.groups = new HashSet<>();
+    }
+
+    public void createGroup(Player player) {
+
+        if (getGroup(player) != null) {
+            return;
+        }
+        groups.add(new MinecleanerGroup(player.getUniqueId()));
+    }
+
+    public MinecleanerGroup getGroup(Player player){
+        UUID playerUUID = player.getUniqueId();
+        for (MinecleanerGroup group : groups) {
+            if (group.isInGroup(playerUUID)) {
+                return group;
+            }
+        }
+        return null;
+    }
+
+    /**
+     *  loops through all MinecleanerGroups to check if the player is invited to any group
+     *
+     * @param player    Minecraft Player
+     * @return          the MinecleanerGroup the Player is invited to or null
+     */
+    public MinecleanerGroup getInvitedGroup(Player player){
+        UUID playerUUID = player.getUniqueId();
+        for (MinecleanerGroup group : groups) {
+            if (group.isPlayerInvited(playerUUID)) {
+                return group;
+            }
+        }
+        return null;
+    }
+
+    public void deleteGroup(MinecleanerGroup minecleanerGroup) {
+        groups.remove(minecleanerGroup);
+    }
+
+    /**
+     * removes all MinecleanerGroups
+     */
+    public void deleteAllGroups() {
+        groups.clear();
+    }
+
+    /**
+     * Returns the size of the MinecleanerGroup the player is in
+     *
+     * @param player    the Minecraft Player
+     * @return          the size of the group the player is in
+     */
+    public int getGroupSize(Player player) {
+        return getGroup(player).getPlayers().size();
+    }
+}

src/main/java/de/lunarakai/minecleaner/MinecleanerListener.java

@@ -1,6 +1,11 @@
 package de.lunarakai.minecleaner;
 
+import de.lunarakai.minecleaner.utils.ChatUtils;
+import java.util.Arrays;
 import java.util.Iterator;
+import java.util.UUID;
+import java.util.logging.Level;
+import org.bukkit.Bukkit;
 import org.bukkit.Location;
 import org.bukkit.block.Block;
 import org.bukkit.entity.Player;
@@ -20,7 +25,6 @@ import org.bukkit.event.player.PlayerQuitEvent;
 import org.bukkit.inventory.EquipmentSlot;
 import org.bukkit.util.RayTraceResult;
 import org.bukkit.util.Vector;
-import net.md_5.bungee.api.ChatColor;
 
 public class MinecleanerListener implements Listener {
     private final MinecleanerPlugin plugin;
@@ -38,7 +42,18 @@ public class MinecleanerListener implements Listener {
             if(arena != null) {
                 e.setCancelled(true);
                 MinecleanerArena arenaClicked = plugin.getArenaList().getArenaAtBlock(block);
-                if(arenaClicked == arena && arena.getArenaStatus() == ArenaStatus.PLAYING) {
+
+                if(arenaClicked != arena) {
+                    return;
+                }
+
+                boolean hasRightClicked = false;
+                if(e.getAction() == Action.RIGHT_CLICK_BLOCK) {
+                    hasRightClicked = true;
+                }
+
+                if(arena.getCurrentMinecleanerGame() != null && !arena.getCurrentMinecleanerGame().gameover && (arena.getArenaStatus() == ArenaStatus.PLAYING || arena.getArenaStatus() == ArenaStatus.COMPLETED)) {
+                    if(arena.getArenaStatus() == ArenaStatus.PLAYING) {
                         int d0x = arena.getOrientation().getModX();
                         int d0z = arena.getOrientation().getModZ();
                         int d1x = -d0z;
@@ -68,28 +83,48 @@ public class MinecleanerListener implements Listener {
                                 blockx -= blockxInt;
                                 blockz -= blockzInt;
 
-                            boolean hasRightClicked = false;
+                                if(blockzInt < arena.getArenaWidth() && blockxInt < arena.getArenaHeight()) {
-                            if(e.getAction() == Action.RIGHT_CLICK_BLOCK) {
-                                hasRightClicked = true;
-                            }
-
-                            if(blockzInt < arena.getArenaWidth() && blockxInt < arenaClicked.getArenaHeight()) {
                                     plugin.getManager().handleFieldClick(e.getPlayer(), blockzInt, blockxInt, hasRightClicked);
                                 }
                                 //player.sendMessage("Arena click! " + blockxInt + " " + blockzInt + " Right Clicked: " + hasRightClicked);
-
                             }
                         }
                     }
+                } else if(arena.hasPlayers() && arena.getArenaStatus() == ArenaStatus.COMPLETED && !hasRightClicked && (plugin.getManager().getSettingsValue("allowmanualreset", e.getPlayer()) == 1)) {
+                    plugin.getManager().getSchedulerGameOver().cancel();
+                    plugin.getLogger().log(Level.INFO, "canceled reset for arena " + arena.getName() + " loc: " + arena.getLocation());
+                    plugin.getManager().leaveArena(arenaClicked.getCurrentPlayers(), false, true);
+                }
             } else {
                 arena = plugin.getArenaList().getArenaAtBlock(block);
                 if(arena != null) {
                     e.setCancelled(true);
                     if(e.getHand() == EquipmentSlot.HAND) {
                         if(arena.getArenaStatus() == ArenaStatus.INACTIVE) {
-                            plugin.getManager().joinArena(e.getPlayer(), arena);
+                            int arraySize = 1;
+                            if(plugin.getGroupManager().getGroup(e.getPlayer()) != null) {
+                                arraySize = plugin.getGroupManager().getGroup(e.getPlayer()).getPlayers().size();
+                            }
+
+                            if(plugin.getGroupManager().getGroup(e.getPlayer()) != null && plugin.getGroupManager().getGroup(e.getPlayer()).getOwner() != e.getPlayer().getUniqueId()) {
+                                ChatUtils.sendSimpleWarningMessage(e.getPlayer(), "group.game.nopermission");
+                                return;
+                            }
+                            Player[] players = new Player[arraySize];
+
+                            if(plugin.getGroupManager().getGroup(e.getPlayer()) != null) {
+                                int i = 0;
+                                for(Iterator<UUID> iterator = plugin.getGroupManager().getGroup(e.getPlayer()).getPlayers().iterator(); iterator.hasNext();) {
+                                    Player iteratorPlayer = Bukkit.getPlayer(iterator.next());
+                                    players[i] = iteratorPlayer;
+                                    i++;
+                                }
                             } else {
-                            e.getPlayer().sendMessage(ChatColor.YELLOW + "Hier spielt schon jemand anderes");
+                                Arrays.fill(players, e.getPlayer());
+                            }
+                            plugin.getManager().joinArena(players, arena);
+                        } else {
+                            ChatUtils.sendSimpleInfoMessage(e.getPlayer(), "Hier spielt schon jemand anderes");
                         }
                     }
                 }
@@ -115,49 +150,22 @@ public class MinecleanerListener implements Listener {
                         int slot = e.getRawSlot();
                         boolean hasConfirmed = slot == 1 ? true : false;
                         if(hasConfirmed) {
-                            plugin.getManager().startGame(player);
+                            Player[] players;
+                            if(plugin.getGroupManager().getGroup(player) != null) {
+                                players = new Player[plugin.getGroupManager().getGroupSize(player)];
+                                players[0] = player;
+                            } else {
+                                players = new Player[1];
+                                players[0] = player;
+                            }
+                            plugin.getManager().startGame(players);
+
                             //player.closeInventory();
                         }
                         player.closeInventory();
                     }
                 }
             }
-            if(e.getInventory().equals(plugin.getManager().getSettingsInventory())) {
-                e.setCancelled(true);
-                int slot = e.getRawSlot();
-                switch (slot) {
-                    case 12: {
-                        if(plugin.getManager().getSettingsValue("additionaldisplay", player) == 0) {
-                            plugin.getManager().updateSettingsValue("additionaldisplay", 1, player);
-                            player.closeInventory();
-                            player.openInventory(plugin.getManager().showSettingsInventory(player));
-                        } else {
-                            plugin.getManager().updateSettingsValue("additionaldisplay", 0, player);
-                            player.closeInventory();
-                            player.openInventory(plugin.getManager().showSettingsInventory(player));
-                        }
-                        break;
-                    }
-                    case 14: {
-                        if(plugin.getManager().getSettingsValue("timer", player) == 0) {
-                            plugin.getManager().updateSettingsValue("timer", 1, player);
-                            player.closeInventory();
-                            player.openInventory(plugin.getManager().showSettingsInventory(player));
-                        } else {
-                            plugin.getManager().updateSettingsValue("timer", 0, player);
-                            if(arena != null) {
-                                arena.updateIngameInfoTexts();
-                            }
-                            player.closeInventory();
-                            player.openInventory(plugin.getManager().showSettingsInventory(player));
-                        }
-                        break;
-                    }
-                    default: {
-                        break;
-                    }
-                }
-            }
         }
     }
     
@@ -167,7 +175,18 @@ public class MinecleanerListener implements Listener {
             MinecleanerArena arena = plugin.getArenaList().getPlayerArena(player);
             if(arena != null) {
                 if(arena.getArenaStatus() == ArenaStatus.CONFIRM_PLAYING && e.getInventory().equals(plugin.getManager().getConfirmPlayingInventory())) {
-                    plugin.getManager().leaveArena(player, false);
+                    int arraySize = plugin.getGroupManager().getGroup(player) != null ? plugin.getGroupManager().getGroupSize(player) : 1;
+                    Player[] players = new Player[arraySize];
+
+                    if(plugin.getGroupManager().getGroup(player) != null) {
+                        for(Iterator<UUID> iterator = plugin.getGroupManager().getGroup(player).getPlayers().iterator(); iterator.hasNext();) {
+                            Player iteratorPlayer = Bukkit.getPlayer(iterator.next());
+                            Arrays.fill(players, iteratorPlayer);
+                        }
+                    } else {
+                        Arrays.fill(players, player);
+                    }
+                    plugin.getManager().leaveArena(players, false, true);
                 }
             }
         }
@@ -178,19 +197,104 @@ public class MinecleanerListener implements Listener {
         final Player player = e.getPlayer();
         MinecleanerArena arena = plugin.getArenaList().getPlayerArena(player);
         if(arena != null) {
-            if(arena.isTooFarAway(player)) {
+            if(plugin.getGroupManager().getGroup(player) == null) {
-                player.sendMessage(ChatColor.YELLOW + "Du hast dich zu weit von der Arena entfernt. Das Spiel wurde abgebrochen.");
+                if((arena.isTooFarAway(player))) {
-                plugin.getManager().leaveArena(player, false);
+                    ChatUtils.sendSimpleInfoMessage(player, "arena.common.toofaraway");
+                    Player[] players = new Player[] {
+                            player
+                    };
+                    plugin.getManager().leaveArena(players, false, true);
+                }
+            } else {
+                Player ownerPlayer = Bukkit.getPlayer(plugin.getGroupManager().getGroup(player).getOwner());
+                if(ownerPlayer.equals(player)) {
+                    if(arena.isTooFarAway(ownerPlayer)) {
+
+                        for(Iterator<UUID> iterator = plugin.getGroupManager().getGroup(player).getPlayers().iterator(); iterator.hasNext();) {
+                            Player iteratorPlayer = Bukkit.getPlayer(iterator.next());
+                            if(iteratorPlayer == ownerPlayer) {
+                                ChatUtils.sendSimpleInfoMessage(iteratorPlayer, "arena.common.toofaraway");
+                                continue;
+                            }
+                            assert iteratorPlayer != null;
+                            ChatUtils.sendSimpleInfoMessage(iteratorPlayer, "arena.common.groupleadertoofaraway");
+                        }
+                        Player[] players = new Player[] {
+                                ownerPlayer
+                        };
+                        plugin.getManager().leaveArena(players, false, true);
+                    }
+                }
             }
         }
     }
 
     @EventHandler
     public void onPlayerQuit(PlayerQuitEvent e) {
-        MinecleanerArena arena = plugin.getArenaList().getPlayerArena(e.getPlayer());
+        Player player = e.getPlayer();
+        MinecleanerGroupManager groupManager = plugin.getGroupManager();
+        MinecleanerArena arena = plugin.getArenaList().getPlayerArena(player);
+
         if(arena != null) {
-            plugin.getManager().leaveArena(e.getPlayer(), false);
+            if(groupManager.getGroup(player) != null) {
+                MinecleanerGroupManager.MinecleanerGroup group = groupManager.getGroup(player);
+                Player ownerPlayer = Bukkit.getPlayer(group.getOwner());
+                if(player == ownerPlayer) {
+                    Player[] players = iterateOverGroupMembersOnCreatorPlayerQuit(player, groupManager, group);
+                    plugin.getManager().leaveArena(players, false, true);
+                } else {
+                    iterateOverGroupMembersOnPlayerQuit(player, group);
                 }
+            } else {
+                Player[] players = new Player[] {
+                        e.getPlayer()
+                };
+                plugin.getManager().leaveArena(players, false, true);
+            }
+        } else  {
+            if(groupManager.getGroup(player) != null) {
+                MinecleanerGroupManager.MinecleanerGroup group = groupManager.getGroup(player);
+                Player ownerPlayer = Bukkit.getPlayer(group.getOwner());
+                if(player == ownerPlayer) {
+                    iterateOverGroupMembersOnCreatorPlayerQuit(player, groupManager, group);
+                } else {
+                    iterateOverGroupMembersOnPlayerQuit(player, group);
+                }
+            } else {
+                return;
+            }
+        }
+    }
+
+    private void iterateOverGroupMembersOnPlayerQuit(Player player, MinecleanerGroupManager.MinecleanerGroup group) {
+        Player[] players = new Player[group.players.size()];
+        int i = 0;
+        for(Iterator<UUID> iterator = group.getPlayers().iterator(); iterator.hasNext();) {
+            Player iteratorPlayer = Bukkit.getPlayer(iterator.next());
+            if(iteratorPlayer == player) {
+                i++;
+                continue;
+            }
+            players[i] = iteratorPlayer;
+            ChatUtils.sendSimpleInfoMessage(iteratorPlayer, player.getName() + " hat den Server verlassen und wurde aus der Gruppe entfernt.");
+        }
+        group.removePlayerFromGroup(player);
+    }
+
+    private Player[] iterateOverGroupMembersOnCreatorPlayerQuit(Player player, MinecleanerGroupManager groupManager, MinecleanerGroupManager.MinecleanerGroup group) {
+        Player[] players = new Player[group.players.size()];
+        int i = 0;
+        for(Iterator<UUID> iterator = group.getPlayers().iterator(); iterator.hasNext();) {
+            Player iteratorPlayer = Bukkit.getPlayer(iterator.next());
+            if(iteratorPlayer == player) {
+                i++;
+                continue;
+            }
+            players[i] = iteratorPlayer;
+            ChatUtils.sendSimpleInfoMessage(iteratorPlayer, "Die " + plugin.getDisplayedPluginName() + "gruppe in der du dich befindest wurde aufgelöst. Die Person, welche die Gruppe erstellt hat, hat den Server verlassen");
+        }
+        groupManager.deleteGroup(group);
+        return players;
     }
 
     @EventHandler

src/main/java/de/lunarakai/minecleaner/MinecleanerManager.java

@@ -1,23 +1,29 @@
 package de.lunarakai.minecleaner;
 
 import de.iani.cubesidestats.api.SettingKey;
+import de.lunarakai.minecleaner.utils.ChatUtils;
 import java.util.ArrayList;
+import java.util.Arrays;
 import java.util.HashMap;
+import java.util.Iterator;
 import java.util.List;
 import java.util.Map.Entry;
-import java.util.Set;
+import java.util.Objects;
 import java.util.UUID;
 import java.util.function.Consumer;
+import java.util.logging.Level;
+import net.kyori.adventure.text.Component;
+import net.kyori.adventure.text.format.NamedTextColor;
 import org.bukkit.Bukkit;
 import org.bukkit.Material;
 import org.bukkit.OfflinePlayer;
 import org.bukkit.Sound;
 import org.bukkit.World;
-import org.bukkit.enchantments.Enchantment;
 import org.bukkit.entity.Player;
 import org.bukkit.event.inventory.InventoryType;
 import org.bukkit.inventory.Inventory;
 import org.bukkit.inventory.ItemStack;
+import org.bukkit.scheduler.BukkitTask;
 import org.jetbrains.annotations.NotNull;
 import com.google.common.base.Preconditions;
 import de.iani.cubesidestats.api.PlayerStatistics;
@@ -30,12 +36,13 @@ import de.iani.cubesideutils.bukkit.items.ItemStacks;
 import de.iani.playerUUIDCache.CachedPlayer;
 import de.lunarakai.minecleaner.game.BoardSize;
 import de.lunarakai.minecleaner.utils.MinecleanerStringUtil;
-import net.md_5.bungee.api.ChatColor;
 
+// Todo: translatable components verwenden
 public class MinecleanerManager {
     private final MinecleanerPlugin plugin;
     private final Inventory confirmPlayingInventory;
     private final HashMap<Integer, String> sizes;
+    public BukkitTask schedulerGameOver;
 
     // Statistics
     private final StatisticKey statisticsWonGamesTotal;
@@ -49,6 +56,8 @@ public class MinecleanerManager {
     private Inventory settingsInventory;
     private SettingKey minecleanerSettingTimerKey;
     private SettingKey minecleanerAdditionalDisplaySettingKey;
+    private SettingKey minecleanerResetTimerSettingKey;
+    private SettingKey minecleanerAllowManualResetSettingKey;
 
     public MinecleanerManager(MinecleanerPlugin plugin) {
         this.plugin = plugin;
@@ -60,10 +69,8 @@ public class MinecleanerManager {
         this.sizes.put(3, "experte");
 
         this.confirmPlayingInventory = plugin.getServer().createInventory(null, InventoryType.HOPPER, plugin.getDisplayedPluginName() + " starten?");
-        this.confirmPlayingInventory.setItem(1,
+        this.confirmPlayingInventory.setItem(1, ItemStacks.rename(new ItemStack(Material.GREEN_CONCRETE), NamedTextColor.GREEN + "Bestätigen"));
-            ItemStacks.lore(ItemStacks.rename(new ItemStack(Material.GREEN_CONCRETE), ChatColor.GREEN + "Bestätigen")));
+        this.confirmPlayingInventory.setItem(3, ItemStacks.rename(new ItemStack(Material.GREEN_CONCRETE), NamedTextColor.RED + "Abbrechen"));
-        this.confirmPlayingInventory.setItem(3,
-            ItemStacks.lore(ItemStacks.rename(new ItemStack(Material.RED_CONCRETE), ChatColor.RED + "Abbrechen")));
 
         // Settings
 
@@ -76,6 +83,14 @@ public class MinecleanerManager {
             minecleanerAdditionalDisplaySettingKey.setDefault(0);
             minecleanerAdditionalDisplaySettingKey.setDisplayName("Zusätzliche Anzeige in der Action Bar");
 
+            minecleanerResetTimerSettingKey = plugin.getCubesideStatistics().getSettingKey("minecleaner.settings.resettime");
+            minecleanerResetTimerSettingKey.setDefault(5);
+            minecleanerResetTimerSettingKey.setDisplayName("Dauer die das Spielfeld für das Zurücksetzen brauchen soll");
+
+            minecleanerAllowManualResetSettingKey = plugin.getCubesideStatistics().getSettingKey("minecleaner.settings.allowmanualreset");
+            minecleanerAllowManualResetSettingKey.setDefault(0);
+            minecleanerAllowManualResetSettingKey.setDisplayName("Erlaube das manuelle Zurücksetzen des Spielfeldes");
+
             this.settingsInventory = plugin.getServer().createInventory(null, InventoryType.CHEST,
                     plugin.getDisplayedPluginName() + " Einstellungen");
 
@@ -118,71 +133,173 @@ public class MinecleanerManager {
             this.statisticsTimeRecord = null;
             this.statisticsTotalGamesPlayed = null;
         }
-
-
-
     }
 
 
-    public void joinArena(Player player, MinecleanerArena arena) {
+    public void joinArena(Player[] players, MinecleanerArena arena) {
-        if (!player.hasPermission(MinecleanerPlugin.PERMISSION_PLAY)) {
+        if ((plugin.getGroupManager().getGroup(players[0]) == null && !players[0].hasPermission(MinecleanerPlugin.PERMISSION_PLAY)) || (plugin.getGroupManager().getGroup(players[0]) != null && !Bukkit.getPlayer(plugin.getGroupManager().getGroup(players[0]).getOwner()).hasPermission(MinecleanerPlugin.PERMISSION_PLAY))) {
             return;
         }
-        Preconditions.checkArgument(plugin.getArenaList().getPlayerArena(player) == null, "player is in an arena");
+
+        Preconditions.checkArgument(plugin.getArenaList().getPlayerArena(players) == null, "player is in an arena");
         Preconditions.checkArgument(arena.getArenaStatus() == ArenaStatus.INACTIVE, "arena is in use");
-        arena.addJoiningPlayer(player);
+
-        plugin.getArenaList().setArenaForPlayer(player, arena);
+        arena.addJoiningPlayers(players);
-        player.openInventory(confirmPlayingInventory);
+        plugin.getArenaList().setArenaForPlayers(players, arena);
+        for(int i = 0; i < players.length; i++) {
+            if(plugin.getGroupManager().getGroup(players[i]) == null) {
+                players[i].openInventory(confirmPlayingInventory);
+                break;
+            }
+            if(players[i] == Bukkit.getPlayer(plugin.getGroupManager().getGroup(players[i]).getOwner())) {
+                players[i].openInventory(confirmPlayingInventory);
+            }
+        }
     }
 
-    public void leaveArena(Player player, boolean message) {
+    public void leaveArena(Player[] players, boolean message, boolean reset) {
-        MinecleanerArena arena = plugin.getArenaList().getPlayerArena(player);
+        getGroupLeaderOrPlayer player = getGetGroupLeaderOrPlayer(players);
-        Preconditions.checkArgument(arena != null, "player is in no arena");
+        Player[] players1 = player.group() != null ? new Player[player.group().getPlayers().size()] : new Player[1];
-        arena.removePlayer();
+        if(plugin.getGroupManager().getGroup(players[0]) != null) {
-        plugin.getArenaList().setArenaForPlayer(player, null);
+            int i = 0;
+            for(Iterator<UUID> iterator = player.group().getPlayers().iterator(); iterator.hasNext();) {
+                Player iteratorPlayer = Bukkit.getPlayer(iterator.next());
+                players1[i] = iteratorPlayer;
+                i++;
+            }
+        } else {
+            players1 = players;
+        }
+
+        Preconditions.checkArgument(player.arena() != null, "player is in no arena");
+
+        if(reset) {
+            player.arena().setArenaStaus(ArenaStatus.INACTIVE);
+            for(int i = 0; i < players1.length; i++) {
+                players1[i].closeInventory();
+            }
+            player.arena().removePlayers();
             if(message) {
-            player.sendMessage(ChatColor.YELLOW + "Das " + plugin.getDisplayedPluginName() + "spiel wurde abgebrochen.");
+                for(int i = 0; i < players.length; i++) {
+                    players1[i].sendMessage(NamedTextColor.YELLOW + "Das " + plugin.getDisplayedPluginName() + "spiel wurde abgebrochen.");
+                }
             }
         }
 
-    public void startGame(Player player) {
+        plugin.getArenaList().setArenaForPlayers(players1, null);
-        MinecleanerArena arena = plugin.getArenaList().getPlayerArena(player);
+    }
+
+    private @NotNull getGroupLeaderOrPlayer getGetGroupLeaderOrPlayer(Player[] players) {
+        MinecleanerGroupManager.MinecleanerGroup group = null;
+        MinecleanerArena arena;
+        if(plugin.getGroupManager().getGroup(players[0]) != null) {
+            group = plugin.getGroupManager().getGroup(players[0]);
+            arena = plugin.getArenaList().getPlayerArena(Objects.requireNonNull(Bukkit.getPlayer(group.getOwner())));
+        } else {
+            arena = plugin.getArenaList().getPlayerArena(players);
+        }
+        return new getGroupLeaderOrPlayer(group, arena);
+    }
+
+    private record getGroupLeaderOrPlayer(MinecleanerGroupManager.MinecleanerGroup group, MinecleanerArena arena) {
+    }
+
+
+    public void startGame(Player[] players) {
+        MinecleanerArena arena = plugin.getArenaList().getPlayerArena(players);
         Preconditions.checkArgument(arena != null, "player is in no arena");
         Preconditions.checkState(arena.getArenaStatus() == ArenaStatus.CONFIRM_PLAYING, "not confirming playing status");
         arena.startNewGame();
-        player.sendMessage(ChatColor.YELLOW + "Du hast eine neue Runde " + plugin.getDisplayedPluginName() + " gestartet.");
+
+
+        if(plugin.getGroupManager().getGroup(players[0]) != null) {
+            for(Iterator<UUID> iterator = plugin.getGroupManager().getGroup(players[0]).getPlayers().iterator(); iterator.hasNext();) {
+                Player iteratorPlayer = Bukkit.getPlayer(iterator.next());
+                assert iteratorPlayer != null;
+                ChatUtils.sendSimpleInfoMessage(iteratorPlayer, "Du hast eine neue Runde " + plugin.getDisplayedPluginName() + " gestartet.");
+            }
+        } else {
+            ChatUtils.sendSimpleInfoMessage(players[0], "Du hast eine neue Runde " + plugin.getDisplayedPluginName() + " gestartet.");
+        }
     }
 
-    public void handleGameover(Player player, MinecleanerArena arena, boolean isSuccessfullyCleared) {
+    public void handleGameover(Player[] player, MinecleanerArena arena, boolean isSuccessfullyCleared) {
-        World world = player.getWorld();
+
+        if(plugin.getGroupManager().getGroup(player[0]) != null) {
+            World world = player[0].getWorld();
+            MinecleanerGroupManager.MinecleanerGroup group = plugin.getGroupManager().getGroup(player[0]);
+
+            if(!isSuccessfullyCleared) {
+                world.playSound(Bukkit.getPlayer(group.getOwner()).getLocation(), Sound.ENTITY_GENERIC_EXPLODE, 0.5f, 0.5f);
+                for(Iterator<UUID> iterator = plugin.getGroupManager().getGroup(player[0]).getPlayers().iterator(); iterator.hasNext();) {
+                        Player iteratorPlayer = Bukkit.getPlayer(iterator.next());
+                    assert iteratorPlayer != null;
+                    ChatUtils.sendSimpleInfoMessage(iteratorPlayer, "Game Over! Ihr konntest das " + plugin.getDisplayedPluginName() + "-Feld nicht erfolgreich lösen!");
+                    if(plugin.isStatisticsEnabled()) {
+
+                        PlayerStatistics ps = plugin.getCubesideStatistics().getStatistics(iteratorPlayer.getUniqueId());
+                        ps.increaseScore(statisticsTotalGamesPlayed.get(arena.getWidthIndex()), 1);
+                    }
+                }
+
+                arena.showMines();
+                scheduleArenaReset(Bukkit.getPlayer(plugin.getGroupManager().getGroup(player[0]).getOwner()), arena);
+                return;
+            }
+
+            int millis = (int) (System.currentTimeMillis() - arena.getCurrentGameStartTime());
+
+
+            world.playSound(Bukkit.getPlayer(group.getOwner()).getLocation(), Sound.ENTITY_PLAYER_LEVELUP, 0.5f, 0.5f);
+            for(UUID currentPlayer : group.getPlayers()) {
+
+                Player iteratorPlayer = Bukkit.getPlayer(currentPlayer);
+                if(iteratorPlayer != null) {
+                    iteratorPlayer.sendMessage(Component.text(
+                                    "Glückwunsch, ihr konntet das " + plugin.getDisplayedPluginName() + "-Feld in ", NamedTextColor.YELLOW)
+                            .append(Component.text(MinecleanerStringUtil.timeToString(millis, false), NamedTextColor.RED))
+                            .append(Component.text(" erfolgreich lösen!", NamedTextColor.YELLOW)));
+                }
+
+
+                if(!plugin.isStatisticsEnabled())
+                    continue;
+
+                PlayerStatistics ps = plugin.getCubesideStatistics().getStatistics(currentPlayer);
+                ps.increaseScore(statisticsTotalGamesPlayed.get(arena.getWidthIndex()), 1);
+                ps.increaseScore(statisticsWonGamesTotal, 1);
+                ps.increaseScore(statisticsGames.get(arena.getWidthIndex()), 1);
+
+                int wIndex = arena.getWidthIndex();
+                increaseScore(wIndex, ps, group.getPlayers().size());
+            }
+            scheduleArenaReset(Bukkit.getPlayer(group.getOwner()), arena);
+            return;
+        }
+
+        World world = player[0].getWorld();
         PlayerStatistics ps = null;
         StatisticKey sg = null;
         if(plugin.isStatisticsEnabled()) {
-            ps = plugin.getCubesideStatistics().getStatistics(player.getUniqueId());
+            ps = plugin.getCubesideStatistics().getStatistics(player[0].getUniqueId());
             sg = statisticsTotalGamesPlayed.get(arena.getWidthIndex());
         }
 
         if(!isSuccessfullyCleared) {
-            world.playSound(player.getLocation(), Sound.ENTITY_GENERIC_EXPLODE, 0.5f, 0.5f);
+            world.playSound(player[0].getLocation(), Sound.ENTITY_GENERIC_EXPLODE, 0.5f, 0.5f);
-            player.sendMessage(ChatColor.YELLOW + "Game Over! Du konntest das " + plugin.getDisplayedPluginName() + "-Feld nicht erfolgreich lösen!");
+            ChatUtils.sendSimpleInfoMessage(player[0], "Game Over! Du konntest das " + plugin.getDisplayedPluginName() + "-Feld nicht erfolgreich lösen!");
             arena.showMines();
             
             if(sg != null && plugin.isStatisticsEnabled()) {
                 ps.increaseScore(sg, 1);
             }
 
-            Bukkit.getScheduler().runTaskLater(plugin, () -> {
+            scheduleArenaReset(player[0], arena);
-                if(arena.getCurrentPlayer() == null) {
-                    arena.removePlayer(); 
-                 } else {
-                    leaveArena(player, false);
-                 }
-            }, 100L);
             return;
         }
         int millis = (int) (System.currentTimeMillis() - arena.getCurrentGameStartTime());
         
-        world.playSound(player.getLocation(), Sound.ENTITY_PLAYER_LEVELUP, 0.5f, 0.5f);
+        world.playSound(player[0].getLocation(), Sound.ENTITY_PLAYER_LEVELUP, 0.5f, 0.5f);
 
         if(sg != null && plugin.isStatisticsEnabled()) {
             ps.increaseScore(sg, 1);
@@ -199,57 +316,83 @@ public class MinecleanerManager {
             if(sg != null) {
                 ps.minScore(sg, millis, isUpdated -> {
                     if(isUpdated != null && isUpdated) {
-                        player.sendMessage(ChatColor.GOLD + "Herzlichen Glückwunsch! Du hast eine neue Bestzeit erreicht! " + ChatColor.RED + MinecleanerStringUtil.timeToString(millis, false) );
+                        player[0].sendMessage(NamedTextColor.GOLD + "Herzlichen Glückwunsch! Du hast eine neue Bestzeit erreicht! " + NamedTextColor.RED + MinecleanerStringUtil.timeToString(millis, false) );
                     } else {
-                        player.sendMessage(ChatColor.YELLOW + "Glückwunsch, du konntest das " + plugin.getDisplayedPluginName() + "-Feld in " + ChatColor.RED + MinecleanerStringUtil.timeToString(millis, false) + ChatColor.YELLOW + " erfolgreich lösen!");
+                        player[0].sendMessage(NamedTextColor.YELLOW + "Glückwunsch, du konntest das " + plugin.getDisplayedPluginName() + "-Feld in " + NamedTextColor.RED + MinecleanerStringUtil.timeToString(millis, false) + NamedTextColor.YELLOW + " erfolgreich lösen!");
                     }
                 });
             }
 
             int wIndex = arena.getWidthIndex();
+            increaseScore(wIndex, ps, 1);
+        } else {
+            player[0].sendMessage(NamedTextColor.YELLOW + "Glückwunsch, du konntest das " + plugin.getDisplayedPluginName() + "-Feld in " + NamedTextColor.RED + MinecleanerStringUtil.timeToString(millis, false) + NamedTextColor.YELLOW + " erfolgreich lösen!");
+        }
+
+        scheduleArenaReset(player[0], arena);
+    }
+
+    private void increaseScore(int wIndex, PlayerStatistics ps, int groupSize) {
         switch (wIndex) {
             case 0: {
-                    ps.increaseScore(statisticsPointsAcquired, plugin.getConfig().getInt("winpoints.size.small"));
+                ps.increaseScore(statisticsPointsAcquired, (int) Math.floor((double) plugin.getConfig().getInt("winpoints.size.small") /groupSize));
                 break;
             }
             case 1: {
-                    ps.increaseScore(statisticsPointsAcquired, plugin.getConfig().getInt("winpoints.size.medium"));
+                ps.increaseScore(statisticsPointsAcquired, (int) Math.floor((double) plugin.getConfig().getInt("winpoints.size.medium") /groupSize));
                 break;
             }
             case 2: {
-                    ps.increaseScore(statisticsPointsAcquired, plugin.getConfig().getInt("winpoints.size.large"));
+                ps.increaseScore(statisticsPointsAcquired, (int) Math.floor((double) plugin.getConfig().getInt("winpoints.size.large") /groupSize));
                 break;
             }
             case 3: {
-                    ps.increaseScore(statisticsPointsAcquired, plugin.getConfig().getInt("winpoints.size.expert"));
+                ps.increaseScore(statisticsPointsAcquired, (int) Math.floor((double) plugin.getConfig().getInt("winpoints.size.expert") /groupSize));
+                break;
             }
             default: {
                 ps.increaseScore(statisticsPointsAcquired, 0);
                 break;
             }
         }
-        } else {
-            player.sendMessage(ChatColor.YELLOW + "Glückwunsch, du konntest das " + plugin.getDisplayedPluginName() + "-Feld in " + ChatColor.RED + MinecleanerStringUtil.timeToString(millis, false) + ChatColor.YELLOW + " erfolgreich lösen!");
     }
 
+    private void scheduleArenaReset(Player player, MinecleanerArena arena) {
+        plugin.getLogger().log(Level.INFO, "scheduled reset for arena '" + arena.getName() + "', loc: " + arena.getLocation() + " ArenaStatus: " + arena.getArenaStatus() + " in " + plugin.getManager().getSettingsValue("resettime", player) * 20 + " ticks. Current Players: " + Arrays.toString(arena.getCurrentPlayers()));
         Bukkit.getScheduler().runTaskLater(plugin, () -> {
-            if(arena.getCurrentPlayer() == null) {
+            plugin.getLogger().log(Level.INFO, "ArenaStatus for arena '" + arena.getName() + "', loc: " + arena.getLocation() + " after 5 Ticks (should be completed): " + arena.getArenaStatus());
-               arena.removePlayer(); 
+        }, 5L);
+        schedulerGameOver = Bukkit.getScheduler().runTaskLater(plugin, () -> {
+            if(arena.getArenaStatus() == ArenaStatus.COMPLETED) {
+                if (arena.getCurrentPlayers() == null) {
+                    arena.removePlayers();
                 } else {
-                leaveArena(player, false);
+                    int arraySize = plugin.getGroupManager().getGroup(player) != null ? plugin.getGroupManager().getGroupSize(player) : 1;
+                    Player[] players = new Player[arraySize];
+                    int i = 0;
+                    if(plugin.getGroupManager().getGroup(player) != null) {
+                        for(Iterator<UUID> iterator = plugin.getGroupManager().getGroup(player).getPlayers().iterator(); iterator.hasNext();) {
+                            Player iteratorPlayer = Bukkit.getPlayer(iterator.next());
+                            players[i] = iteratorPlayer;
+                            i++;
                         }
-        }, 100L);
+                    } else {
+                        Arrays.fill(players, player);
+                    }
+                    leaveArena(players, false, true);
+                }
+            }
+        }, plugin.getManager().getSettingsValue("resettime", player) * 20L);
     }
 
     public void clearAllArenas() {
         for(MinecleanerArena arena : plugin.getArenaList().getArenas()) {
-            if(arena.hasPlayer()) {
+            if(arena.hasPlayers()) {
-                leaveArena(arena.getCurrentPlayer(), true);
+                leaveArena(arena.getCurrentPlayers(), true, true);
             }
         }
     }
 
-
     public void handleFieldClick(@NotNull Player player, int x, int y, boolean hasRightClicked) {
         MinecleanerArena arena = plugin.getArenaList().getPlayerArena(player);
         Preconditions.checkArgument(arena != null, "player is in no arena");
@@ -364,31 +507,6 @@ public class MinecleanerManager {
         }
     }
 
-    public Inventory showSettingsInventory(Player player) {
-        int current = getSettingsValue("additionaldisplay", player);
-
-        if(current == 0) {
-            settingsInventory.setItem(12,
-                    ItemStacks.lore(ItemStacks.rename(new ItemStack(Material.NAME_TAG), ChatColor.RED + "Zusätzliche Anzeige in der Action Bar")));
-        } else {
-            settingsInventory.setItem(12,
-                    ItemStacks.lore(ItemStacks.rename(new ItemStack(Material.NAME_TAG), ChatColor.GREEN + "Zusätzliche Anzeige in der Action Bar")));
-        }
-
-
-        current = getSettingsValue("timer", player);
-
-        if(current == 0) {
-            settingsInventory.setItem(14,
-                    ItemStacks.lore(ItemStacks.rename(new ItemStack(Material.CLOCK), ChatColor.RED + "Timer anzeigen")));
-        } else {
-            settingsInventory.setItem(14,
-                    ItemStacks.lore(ItemStacks.rename(new ItemStack(Material.CLOCK), ChatColor.GREEN + "Timer anzeigen")));
-        }
-
-        return settingsInventory;
-    }
-
     public int getSettingsValue(String settingsKeyString, Player player) {
         PlayerStatistics playerStatistics = plugin.getCubesideStatistics().getStatistics(player.getUniqueId());
         SettingKey settingKey = plugin.getCubesideStatistics().getSettingKey("minecleaner.settings." + settingsKeyString);
@@ -421,4 +539,8 @@ public class MinecleanerManager {
     public SettingKey getMinecleanerAdditionalDisplaySettingKey() {
         return minecleanerAdditionalDisplaySettingKey;
     }
+
+    public SettingKey getMinecleanerResetTimeSettingKey() {return minecleanerResetTimerSettingKey; }
+
+    public BukkitTask getSchedulerGameOver() { return schedulerGameOver; }
 }

src/main/java/de/lunarakai/minecleaner/MinecleanerPlugin.java

@@ -1,17 +1,30 @@
 package de.lunarakai.minecleaner;
 
+
+import de.lunarakai.minecleaner.commands.CreateCommand;
+import de.lunarakai.minecleaner.commands.DeleteCommand;
+import de.lunarakai.minecleaner.commands.DeletePlayerScoreCommand;
+import de.lunarakai.minecleaner.commands.HelpCommand;
+import de.lunarakai.minecleaner.commands.InfoCommand;
+import de.lunarakai.minecleaner.commands.ListCommand;
+import de.lunarakai.minecleaner.commands.ListPlayersInArenaCommand;
 import de.lunarakai.minecleaner.commands.SettingsCommand;
+import de.lunarakai.minecleaner.commands.StatsCommand;
+import de.lunarakai.minecleaner.commands.groups.AcceptCommand;
+import de.lunarakai.minecleaner.commands.groups.DenyCommand;
+import de.lunarakai.minecleaner.commands.groups.DismantleGroupCommand;
+import de.lunarakai.minecleaner.commands.groups.InviteCommand;
+import de.lunarakai.minecleaner.commands.groups.ListGroupMembersCommand;
+import net.kyori.adventure.key.Key;
+import net.kyori.adventure.translation.GlobalTranslator;
+import net.kyori.adventure.translation.TranslationRegistry;
+import net.kyori.adventure.util.UTF8ResourceBundleControl;
 import org.bukkit.plugin.java.JavaPlugin;
 import de.iani.cubesidestats.api.CubesideStatisticsAPI;
 import de.iani.cubesideutils.bukkit.commands.CommandRouter;
 import de.iani.playerUUIDCache.PlayerUUIDCache;
-import de.lunarakai.minecleaner.commands.CreateCommand;
+import java.util.Locale;
-import de.lunarakai.minecleaner.commands.DeleteCommand;
+import java.util.ResourceBundle;
-import de.lunarakai.minecleaner.commands.DeletePlayerScoreCommand;
-import de.lunarakai.minecleaner.commands.InfoCommand;
-import de.lunarakai.minecleaner.commands.ListCommand;
-import de.lunarakai.minecleaner.commands.StatsCommand;
-
 import java.util.logging.Level;
 
 public final class MinecleanerPlugin extends JavaPlugin {
@@ -19,6 +32,7 @@ public final class MinecleanerPlugin extends JavaPlugin {
     public static final String PERMISSION_ADMIN = "minecleaner.admin";
 
     private MinecleanerManager minecleanerManager;
+    private MinecleanerGroupManager minecleanerGroupManager;
     private ArenaList arenaList;
     private CubesideStatisticsAPI cubesideStatistics;
     private PlayerUUIDCache playerUUIDCache;
@@ -26,26 +40,31 @@ public final class MinecleanerPlugin extends JavaPlugin {
     @Override
     public void onEnable() {
         this.saveDefaultConfig();
+
+        TranslationRegistry registry = TranslationRegistry.create(Key.key("minecleaner:lang"));
+
+        ResourceBundle bundle_en_US = ResourceBundle.getBundle("lang.en_US", Locale.US, UTF8ResourceBundleControl.get());
+        registry.registerAll(Locale.US, bundle_en_US, true);
+        GlobalTranslator.translator().addSource(registry);
+
+        ResourceBundle bundle_de_DE = ResourceBundle.getBundle("lang.de_DE", Locale.GERMAN, UTF8ResourceBundleControl.get());
+        registry.registerAll(Locale.GERMAN, bundle_de_DE, true);
+
+        GlobalTranslator.translator().addSource(registry);
+
         getServer().getScheduler().runTask(this, this::onLateEnable);
     }
 
     public void onLateEnable() {
-        if(getServer().getPluginManager().getPlugin("PlayerUUIDCache") != null) {
+        checkForPlayerUUIDChache();
-            playerUUIDCache = (PlayerUUIDCache) getServer().getPluginManager().getPlugin("PlayerUUIDCache");
-        } else {
-            this.getLogger().log(Level.WARNING, "PlayerUUIDCache not found.");
-        }
 
-        if(getServer().getPluginManager().getPlugin("CubesideStatistics") != null) {
+        checkForCubesideStatistics();
-            cubesideStatistics = getServer().getServicesManager().load(CubesideStatisticsAPI.class);
-        } else {
-            this.getLogger().log(Level.WARNING, "Cubeside Statistics not found. No Statistics will be available");
-        }
 
         arenaList = new ArenaList(this);
         arenaList.load();
 
         minecleanerManager = new MinecleanerManager(this);
+        minecleanerGroupManager = new MinecleanerGroupManager();
         getServer().getPluginManager().registerEvents(new MinecleanerListener(this), this);
 
         CommandRouter minecleanerCommand = new CommandRouter(getCommand("minecleaner"));
@@ -53,7 +72,20 @@ public final class MinecleanerPlugin extends JavaPlugin {
         minecleanerCommand.addCommandMapping(new DeleteCommand(this), "delete");
         minecleanerCommand.addCommandMapping(new ListCommand(this), "list");
         minecleanerCommand.addCommandMapping(new InfoCommand(this), "info");
+        minecleanerCommand.addCommandMapping(new ListPlayersInArenaCommand(this), "currentplayers");
+        minecleanerCommand.addCommandMapping(new HelpCommand(this), "help");
 
+        // Groups
+        minecleanerCommand.addCommandMapping(new InviteCommand(this), "invite");
+        minecleanerCommand.addCommandMapping(new AcceptCommand(this), "accept");
+        minecleanerCommand.addCommandMapping(new DenyCommand(this), "deny");
+        minecleanerCommand.addCommandMapping(new DismantleGroupCommand(this), "dismantlegroup");
+        minecleanerCommand.addCommandMapping(new ListGroupMembersCommand(this), "groupmembers");
+
+        enableCubesideStatisticsCommands(minecleanerCommand);
+    }
+
+    private void enableCubesideStatisticsCommands(CommandRouter minecleanerCommand) {
         if(isStatisticsEnabled()) {
             minecleanerCommand.addCommandMapping(new SettingsCommand(this), "settings");
             minecleanerCommand.addCommandMapping(new StatsCommand(this), "stats");
@@ -61,11 +93,30 @@ public final class MinecleanerPlugin extends JavaPlugin {
         }
     }
 
+    private void checkForCubesideStatistics() {
+        if(getServer().getPluginManager().getPlugin("CubesideStatistics") != null) {
+            cubesideStatistics = getServer().getServicesManager().load(CubesideStatisticsAPI.class);
+        } else {
+            this.getLogger().log(Level.WARNING, "Cubeside Statistics not found. No Statistics will be available");
+        }
+    }
+
+    private void checkForPlayerUUIDChache() {
+        if(getServer().getPluginManager().getPlugin("PlayerUUIDCache") != null) {
+            playerUUIDCache = (PlayerUUIDCache) getServer().getPluginManager().getPlugin("PlayerUUIDCache");
+        } else {
+            this.getLogger().log(Level.WARNING, "PlayerUUIDCache not found.");
+        }
+    }
+
     @Override
     public void onDisable() {
         if(minecleanerManager != null) {
             minecleanerManager.clearAllArenas();
         }
+        if(minecleanerGroupManager != null) {
+            minecleanerGroupManager.deleteAllGroups();
+        }
     }
 
     public ArenaList getArenaList() {
@@ -76,6 +127,8 @@ public final class MinecleanerPlugin extends JavaPlugin {
         return minecleanerManager;
     }
 
+    public MinecleanerGroupManager getGroupManager() { return minecleanerGroupManager; }
+
     public boolean isStatisticsEnabled() {
         return cubesideStatistics != null;
     }

src/main/java/de/lunarakai/minecleaner/MinecleanerSettingsInventory.java

@@ -0,0 +1,125 @@
+package de.lunarakai.minecleaner;
+
+import de.iani.cubesideutils.bukkit.inventory.AbstractWindow;
+import de.lunarakai.minecleaner.utils.ItemUtil;
+import net.kyori.adventure.text.Component;
+import net.kyori.adventure.text.format.NamedTextColor;
+import org.bukkit.Bukkit;
+import org.bukkit.Material;
+import org.bukkit.entity.Player;
+import org.bukkit.event.inventory.InventoryClickEvent;
+import org.bukkit.event.inventory.InventoryType;
+import org.bukkit.inventory.ItemStack;
+
+
+public class MinecleanerSettingsInventory extends AbstractWindow {
+
+    private static final int SETTINGS_ALLOW_MANUEL_RESET = 10;
+    private static final int SETTINGS_ADDITIONAL_DISPLAY = 12;
+    private static final int SETTINGS_TIMER = 14;
+    private static final int SETTINGS_RESETTIME = 16;
+    private static final int WINDOW_SIZE = 27;
+
+    private MinecleanerPlugin plugin;
+
+    public MinecleanerSettingsInventory(Player player, MinecleanerPlugin plugin) {
+        super(player, Bukkit.createInventory(player, InventoryType.CHEST, plugin.getDisplayedPluginName() + " Einstellungen"));
+        this.plugin = plugin;
+    }
+
+    @Override
+    protected void rebuildInventory() {
+        Player player = getPlayer();
+
+        for (int i = 0; i < WINDOW_SIZE; i++) {
+            ItemStack item;
+            switch (i) {
+                case SETTINGS_ALLOW_MANUEL_RESET -> {
+                    if (plugin.getManager().getSettingsValue("allowmanualreset", player) == 0) {
+                        item = ItemUtil.createGuiItem(Material.SHEARS, Component.translatable("settings.manualreset.deny", NamedTextColor.RED));
+                    } else {
+                        item = ItemUtil.createGuiItem(Material.SHEARS, Component.translatable("settings.manualreset.allow", NamedTextColor.GREEN));
+                    }
+                }
+                case SETTINGS_ADDITIONAL_DISPLAY -> {
+                    if (plugin.getManager().getSettingsValue("additionaldisplay", player) == 0) {
+                        item = ItemUtil.createGuiItem(Material.NAME_TAG, Component.translatable("settings.additionaltimer.deny", NamedTextColor.RED));
+                    } else {
+                        item = ItemUtil.createGuiItem(Material.NAME_TAG, Component.translatable("settings.additionaltimer.allow", NamedTextColor.GREEN));
+                    }
+                }
+                case SETTINGS_TIMER -> {
+                    if (plugin.getManager().getSettingsValue("timer", player) == 0) {
+                        item = ItemUtil.createGuiItem(Material.CLOCK, Component.translatable("settings.timer.deny", NamedTextColor.RED));
+                    } else {
+                        item = ItemUtil.createGuiItem(Material.CLOCK, Component.translatable("settings.timer.allow", NamedTextColor.GREEN));
+                    }
+                }
+                case SETTINGS_RESETTIME -> {
+                    int current = plugin.getManager().getSettingsValue("resettime", player);
+                    item = ItemUtil.createGuiItem(Material.CANDLE, Component.translatable("settings.resettime.text", NamedTextColor.GOLD).append(Component.text(": ")).append(Component.text(current, NamedTextColor.RED)).append(Component.text(" s", NamedTextColor.RED)));
+                }
+                default -> item = ItemUtil.EMPTY_ICON;
+            }
+            this.getInventory().setItem(i, item);
+        }
+    }
+
+    @Override
+    public void onItemClicked(InventoryClickEvent event) {
+        if (!mayAffectThisInventory(event)) {
+            return;
+        }
+
+        event.setCancelled(true);
+        if (!getInventory().equals(event.getClickedInventory())) {
+            return;
+        }
+
+        Player player = getPlayer();
+
+
+        int slot = event.getSlot();
+        switch (slot) {
+            case SETTINGS_ALLOW_MANUEL_RESET -> {
+                if(plugin.getManager().getSettingsValue("allowmanualreset", player) == 0) {
+                    plugin.getManager().updateSettingsValue("allowmanualreset", 1, player);
+                } else {
+                    plugin.getManager().updateSettingsValue("allowmanualreset", 0, player);
+                }
+                rebuildInventory();
+            }
+            case SETTINGS_ADDITIONAL_DISPLAY -> {
+                if(plugin.getManager().getSettingsValue("additionaldisplay", player) == 0) {
+                    plugin.getManager().updateSettingsValue("additionaldisplay", 1, player);
+                } else {
+                    plugin.getManager().updateSettingsValue("additionaldisplay", 0, player);
+                }
+                rebuildInventory();
+            }
+            case SETTINGS_TIMER -> {
+                if(plugin.getManager().getSettingsValue("timer", player) == 0) {
+                    plugin.getManager().updateSettingsValue("timer", 1, player);
+                } else {
+                    MinecleanerArena arena = plugin.getArenaList().getPlayerArena(player);
+                    plugin.getManager().updateSettingsValue("timer", 0, player);
+                    if(arena != null) {
+                        arena.updateIngameInfoTexts();
+                    }
+                }
+                rebuildInventory();
+            }
+            case SETTINGS_RESETTIME -> {
+                int current = plugin.getManager().getSettingsValue("resettime", player);
+                if(plugin.getManager().getSettingsValue("resettime", player) < 10) {
+                    plugin.getManager().updateSettingsValue("resettime", current + 1, player);
+                } else {
+                    plugin.getManager().updateSettingsValue("resettime", 1, player);
+                }
+                rebuildInventory();
+            }
+            default -> {
+            }
+        }
+    }
+}

src/main/java/de/lunarakai/minecleaner/commands/CreateCommand.java

@@ -5,6 +5,8 @@ import java.util.Collection;
 import java.util.List;
 import java.util.regex.Pattern;
 import javax.annotation.Nullable;
+
+import net.kyori.adventure.text.format.NamedTextColor;
 import org.bukkit.Location;
 import org.bukkit.block.BlockFace;
 import org.bukkit.command.Command;
@@ -22,6 +24,8 @@ import de.lunarakai.minecleaner.MinecleanerArena;
 import de.lunarakai.minecleaner.MinecleanerPlugin;
 import net.md_5.bungee.api.ChatColor;
 
+import static de.lunarakai.minecleaner.utils.MinecleanerComponentUtils.createLangComponent;
+
 public class CreateCommand extends SubCommand {
     private static final Pattern VALID_ARENA_NAME = Pattern.compile("^[a-z0-9_]+$");
 
@@ -55,11 +59,11 @@ public class CreateCommand extends SubCommand {
         }
         String name = args.getNext().toLowerCase().trim();
         if(!VALID_ARENA_NAME.matcher(name).matches()) {
-            sender.sendMessage(ChatColor.DARK_RED + "Ungültiger Arenaname. Erlaubt sind Buchstaben, Zahlen und der Unterstrich");
+            sender.sendMessage(createLangComponent("arena.name.invalid", NamedTextColor.DARK_RED));
             return true;
         }
         if(plugin.getArenaList().getArena(name) != null) {
-            sender.sendMessage(ChatColor.DARK_RED + "Eine Arena mit diesem Namen existiert bereits");
+            sender.sendMessage(createLangComponent( "arena.name.exists", NamedTextColor.DARK_RED));
             return true;
         }
         boolean noblocks = false;
@@ -73,13 +77,13 @@ public class CreateCommand extends SubCommand {
                 try {
                     widthindex = Integer.parseInt(arg);
                 } catch(NumberFormatException e) {
-                    sender.sendMessage(ChatColor.DARK_RED + "Kein Valider Arena WidthIndex!");
+                    sender.sendMessage(createLangComponent("arena.widthindex.invalid", NamedTextColor.DARK_RED));
-                    sender.sendMessage(ChatColor.DARK_RED + "0 (oder weglassen) = 9*9, 1 = 12*12, 2 = 12*18, 3 = 12*33");
+                    sender.sendMessage(createLangComponent("arena.widthindex.validOptions", NamedTextColor.DARK_RED));
                     return true;
                 }
                 if(widthindex > 3) {
-                    sender.sendMessage(ChatColor.DARK_RED + "Arena WidthIndex darf nicht größer als 3 sein");
+                    sender.sendMessage(createLangComponent( "arena.widthindex.toolarge", NamedTextColor.DARK_RED));
-                    sender.sendMessage(ChatColor.DARK_RED + "0 (oder weglassen) = 9*9, 1 = 12*12, 2 = 12*18, 3 = 12*33");
+                    sender.sendMessage(createLangComponent("arena.widthindex.validOptions", NamedTextColor.DARK_RED));
                     return true;
                 }
             } else {
@@ -94,12 +98,14 @@ public class CreateCommand extends SubCommand {
         @Nullable
         RayTraceResult target = player.rayTraceBlocks(6);
         if(target == null || target.getHitBlock() == null) {
-            sender.sendMessage(ChatColor.DARK_RED + "Bitte gucke den Block an, der im Zentrum des " + plugin.getDisplayedPluginName() + "-Spielfelds sein soll.");
+            //sender.sendMessage(ChatColor.DARK_RED + "Bitte gucke den Block an, der im Zentrum des " + plugin.getDisplayedPluginName() + "-Spielfelds sein soll.");
+            sender.sendMessage(createLangComponent( "arena.create.lookAtCenter", plugin.getDisplayedPluginName(), NamedTextColor.DARK_RED));
             return true;
         }
         BlockFace face = target.getHitBlockFace();
         if(face != BlockFace.NORTH && face != BlockFace.WEST && face != BlockFace.EAST && face != BlockFace.SOUTH) {
-            sender.sendMessage(ChatColor.DARK_RED + "Bitte gucke die Seite des Blockes an, wo das " + plugin.getDisplayedPluginName() + "-Spielfeld erstellt werden soll.");
+            //sender.sendMessage(ChatColor.DARK_RED + "Bitte gucke die Seite des Blockes an, wo das " + plugin.getDisplayedPluginName() + "-Spielfeld erstellt werden soll.");
+            sender.sendMessage(createLangComponent("arena.create.lookAtSide", plugin.getDisplayedPluginName(), NamedTextColor.DARK_RED));
             return true;
         }
         location = target.getHitBlock().getLocation();
@@ -107,7 +113,7 @@ public class CreateCommand extends SubCommand {
 
         MinecleanerArena newArena = new MinecleanerArena(plugin, name, location, widthindex, orientation);
         if(plugin.getArenaList().collidesWithArena(newArena)) {
-            sender.sendMessage(ChatColor.DARK_RED + "An dieser Stelle befindet sich bereits eine Arena.");
+            sender.sendMessage(createLangComponent("arena.create.otherArena", NamedTextColor.DARK_RED));
             return true;
         }
         newArena.generateBlockDisplays();
@@ -115,7 +121,7 @@ public class CreateCommand extends SubCommand {
             newArena.generateBackgroundBlocks();
         }
         plugin.getArenaList().addArena(newArena);
-        sender.sendMessage(ChatColor.GREEN + "Die Arena wurde erfolgreich angelegt.");
+        sender.sendMessage(createLangComponent("arena.create.success", NamedTextColor.GREEN));
         return true;
     }
 
@@ -151,5 +157,4 @@ public class CreateCommand extends SubCommand {
         }
         return List.of();
     }
-    
 }

src/main/java/de/lunarakai/minecleaner/commands/DeleteCommand.java

@@ -2,6 +2,7 @@ package de.lunarakai.minecleaner.commands;
 
 import java.util.Collection;
 import java.util.List;
+import net.kyori.adventure.text.format.NamedTextColor;
 import org.bukkit.block.Block;
 import org.bukkit.block.BlockFace;
 import org.bukkit.command.Command;
@@ -16,7 +17,8 @@ import de.iani.cubesideutils.bukkit.commands.exceptions.RequiresPlayerException;
 import de.iani.cubesideutils.commands.ArgsParser;
 import de.lunarakai.minecleaner.MinecleanerArena;
 import de.lunarakai.minecleaner.MinecleanerPlugin;
-import net.md_5.bungee.api.ChatColor;
+
+import static de.lunarakai.minecleaner.utils.MinecleanerComponentUtils.createLangComponent;
 
 public class DeleteCommand extends SubCommand {
     private final MinecleanerPlugin plugin;
@@ -52,9 +54,9 @@ public class DeleteCommand extends SubCommand {
         }
         if(arena != null) {
             plugin.getArenaList().removeArena(arena);
-            sender.sendMessage(ChatColor.YELLOW + "Die " + plugin.getDisplayedPluginName() + "-Arena " + arena.getName() + " wurde gelöscht.");
+            sender.sendMessage(createLangComponent("arena.delete.success", plugin.getDisplayedPluginName(), arena.getName(), NamedTextColor.YELLOW));
         } else {
-            sender.sendMessage(ChatColor.YELLOW + "Hier befindet sich keine " + plugin.getDisplayedPluginName() + "-Arena.");
+            sender.sendMessage(createLangComponent("arena.delete.noarena", plugin.getDisplayedPluginName(), NamedTextColor.YELLOW));
         }
         return true;
     }
@@ -63,5 +65,4 @@ public class DeleteCommand extends SubCommand {
     public Collection<String> onTabComplete(CommandSender sender, Command command, String alias, ArgsParser args) {
         return List.of();
     }
-    
 }

src/main/java/de/lunarakai/minecleaner/commands/DeletePlayerScoreCommand.java

@@ -1,5 +1,6 @@
 package de.lunarakai.minecleaner.commands;
 
+import net.kyori.adventure.text.format.NamedTextColor;
 import org.bukkit.command.Command;
 import org.bukkit.command.CommandSender;
 import de.iani.cubesideutils.bukkit.commands.SubCommand;
@@ -13,6 +14,8 @@ import de.iani.playerUUIDCache.CachedPlayer;
 import de.lunarakai.minecleaner.MinecleanerPlugin;
 import net.md_5.bungee.api.ChatColor;
 
+import static de.lunarakai.minecleaner.utils.MinecleanerComponentUtils.createLangComponent;
+
 public class DeletePlayerScoreCommand extends SubCommand{
     private final MinecleanerPlugin plugin;
 
@@ -48,10 +51,10 @@ public class DeletePlayerScoreCommand extends SubCommand{
 
         CachedPlayer cachedPlayer = plugin.getPlayerUUIDCache().getPlayer(player);
         if(cachedPlayer == null) {
-            sender.sendMessage(ChatColor.DARK_RED + "Ein Spieler mit dem Namen '" + player + "' konnte nicht gefunden werden.");
+            sender.sendMessage(createLangComponent("data.delete.playerNotFound", player, NamedTextColor.DARK_RED));
         }
         plugin.getManager().deleteScores(cachedPlayer.getUUID());
-        sender.sendMessage(ChatColor.DARK_RED + "Alle " + plugin.getDisplayedPluginName() + "-Statistiken von Spieler '" + cachedPlayer.getName() + "' wurden gelöscht.");
+        sender.sendMessage(createLangComponent("data.delete.deleted", plugin.getDisplayedPluginName(), cachedPlayer.getName(), NamedTextColor.DARK_RED));
         return true;
     }
     

src/main/java/de/lunarakai/minecleaner/commands/HelpCommand.java

@@ -0,0 +1,88 @@
+package de.lunarakai.minecleaner.commands;
+
+import de.iani.cubesideutils.bukkit.commands.SubCommand;
+import de.iani.cubesideutils.bukkit.commands.exceptions.DisallowsCommandBlockException;
+import de.iani.cubesideutils.bukkit.commands.exceptions.IllegalSyntaxException;
+import de.iani.cubesideutils.bukkit.commands.exceptions.InternalCommandException;
+import de.iani.cubesideutils.bukkit.commands.exceptions.NoPermissionException;
+import de.iani.cubesideutils.bukkit.commands.exceptions.RequiresPlayerException;
+import de.iani.cubesideutils.commands.ArgsParser;
+import de.lunarakai.minecleaner.MinecleanerPlugin;
+import net.kyori.adventure.text.Component;
+import net.kyori.adventure.text.format.NamedTextColor;
+import org.bukkit.command.Command;
+import org.bukkit.command.CommandSender;
+import org.bukkit.entity.Player;
+
+public class HelpCommand extends SubCommand {
+    MinecleanerPlugin plugin;
+
+    public HelpCommand(MinecleanerPlugin plugin) {
+        this.plugin = plugin;
+    }
+
+    @Override
+    public String getUsage() {
+        return "[(empty)|group]";
+    }
+
+    @Override
+    public boolean requiresPlayer() {
+        return true;
+    }
+
+    @Override
+    public String getRequiredPermission() {
+        return MinecleanerPlugin.PERMISSION_PLAY;
+    }
+
+    @Override
+    public boolean onCommand(CommandSender commandSender, Command command, String s, String commandString, ArgsParser args) throws DisallowsCommandBlockException, RequiresPlayerException, NoPermissionException, IllegalSyntaxException, InternalCommandException {
+        Player player = (Player) commandSender;
+
+        String subMenu = "";
+        if(args.remaining() == 1) {
+             subMenu = args.getNext().toLowerCase().trim();
+        }
+
+        if(subMenu.equals("group")) {
+            showHelpGroup(player);
+            return true;
+        } else {
+            showGeneralHelp(player);
+            return true;
+        }
+    }
+
+    private void showGeneralHelp(Player player) {
+        player.sendMessage(Component.text("--- " + plugin.getDisplayedPluginName() + " Help ---", NamedTextColor.AQUA)
+                .append(Component.newline())
+                .append(Component.text("  /... info: ", NamedTextColor.BLUE))
+                .append(Component.text("Allgemeine Auskunft zum Plugin", NamedTextColor.GREEN))
+                .append(Component.newline())
+                .append(Component.text("  /... stats [playername]: ", NamedTextColor.BLUE))
+                .append(Component.text("Zeigt dir entweder deine eigenen Stats (leer lassen) oder die Stats anderer Spieler an", NamedTextColor.GREEN))
+                .append(Component.newline())
+                .append(Component.text("  /... settings: ", NamedTextColor.BLUE))
+                .append(Component.text("Öffnet ein Menü in dem du Veränderungen an deinen eigenen Einstellungen für " + plugin.getDisplayedPluginName() + " vornehmen kannst", NamedTextColor.GREEN))
+                .append(Component.newline())
+                .append(Component.text("  /... help [group]: ", NamedTextColor.BLUE))
+                .append(Component.text("Zeigt dieses Menü (frei lassen) oder die Hilfe für Gruppen an (group)", NamedTextColor.GREEN)));
+    }
+
+    private void showHelpGroup(Player player) {
+        player.sendMessage(Component.text("--- " + plugin.getDisplayedPluginName() + " Group Help ---", NamedTextColor.AQUA)
+                .append(Component.newline())
+                .append(Component.text("  /... invite <playername>: ", NamedTextColor.BLUE))
+                .append(Component.text("Lädt andere Spieler zu deiner " + plugin.getDisplayedPluginName() + " Gruppe ein", NamedTextColor.GREEN))
+                .append(Component.newline())
+                .append(Component.text("  /... accept | deny: ", NamedTextColor.BLUE))
+                .append(Component.text("Nehme eine erhaltene Einladung an (accept), oder lehne sie ab (deny)", NamedTextColor.GREEN))
+                .append(Component.newline())
+                .append(Component.text("  /... dismantlegroup: ", NamedTextColor.BLUE))
+                .append(Component.text("Löst die Gruppe, die du erstellt hast, auf", NamedTextColor.GREEN))
+                .append(Component.newline())
+                .append(Component.text("  /... groupmembers: ", NamedTextColor.BLUE))
+                .append(Component.text("Listet die Mitglieder deiner Gruppe auf", NamedTextColor.GREEN)));
+    }
+}

src/main/java/de/lunarakai/minecleaner/commands/InfoCommand.java

@@ -1,5 +1,7 @@
 package de.lunarakai.minecleaner.commands;
 
+import de.iani.cubesideutils.NamedChatColor;
+import net.kyori.adventure.text.format.NamedTextColor;
 import org.bukkit.command.Command;
 import org.bukkit.command.CommandSender;
 import de.iani.cubesideutils.bukkit.commands.SubCommand;
@@ -12,6 +14,8 @@ import de.iani.cubesideutils.commands.ArgsParser;
 import de.lunarakai.minecleaner.MinecleanerPlugin;
 import net.md_5.bungee.api.ChatColor;
 
+import static de.lunarakai.minecleaner.utils.MinecleanerComponentUtils.createLangComponent;
+
 public class InfoCommand extends SubCommand{
     MinecleanerPlugin plugin;
 
@@ -38,11 +42,11 @@ public class InfoCommand extends SubCommand{
     public boolean onCommand(CommandSender sender, Command arg1, String arg2, String arg3,
             ArgsParser args) throws DisallowsCommandBlockException, RequiresPlayerException,
             NoPermissionException, IllegalSyntaxException, InternalCommandException {
-                sender.sendMessage(ChatColor.GREEN + "--- " + ChatColor.AQUA + plugin.getName() + ChatColor.GREEN + " ---");
+                sender.sendMessage(NamedChatColor.GREEN + "--- " + ChatColor.AQUA + plugin.getName() + ChatColor.GREEN + " ---");
-                sender.sendMessage(ChatColor.AQUA + "Version: " + ChatColor.GREEN + plugin.getPluginMeta().getVersion());
+                sender.sendMessage(createLangComponent("minecleaner.info.version", ": ", plugin.getPluginMeta().getVersion(), NamedTextColor.AQUA, NamedTextColor.GREEN));
-                sender.sendMessage(ChatColor.AQUA + "Entwickelt von: " + ChatColor.GREEN + plugin.getPluginMeta().getAuthors().get(0));
+                sender.sendMessage(createLangComponent("minecleaner.info.developer", ": ", plugin.getPluginMeta().getAuthors().get(0), NamedTextColor.AQUA, NamedTextColor.GREEN));
-                sender.sendMessage(ChatColor.AQUA + "Website: " + ChatColor.GREEN + plugin.getPluginMeta().getWebsite());
+                sender.sendMessage(createLangComponent("minecleaner.info.website", ": ", plugin.getPluginMeta().getWebsite(), NamedTextColor.AQUA, NamedTextColor.GREEN));
-                sender.sendMessage(ChatColor.AQUA + "Lizenz: " + ChatColor.GREEN + "GPL-3.0");
+                sender.sendMessage(createLangComponent("minecleaner.info.license", ": ", "GPL-3.0", NamedTextColor.AQUA, NamedTextColor.GREEN));
                 return true;
     }
 }

src/main/java/de/lunarakai/minecleaner/commands/ListCommand.java

@@ -2,6 +2,7 @@ package de.lunarakai.minecleaner.commands;
 
 import java.util.Collection;
 import java.util.List;
+import net.kyori.adventure.text.format.NamedTextColor;
 import org.bukkit.Location;
 import org.bukkit.command.Command;
 import org.bukkit.command.CommandSender;
@@ -16,6 +17,8 @@ import de.lunarakai.minecleaner.MinecleanerArena;
 import de.lunarakai.minecleaner.MinecleanerPlugin;
 import net.md_5.bungee.api.ChatColor;
 
+import static de.lunarakai.minecleaner.utils.MinecleanerComponentUtils.createLangComponent;
+
 public class ListCommand extends SubCommand{
 
     private final MinecleanerPlugin plugin;
@@ -41,7 +44,7 @@ public class ListCommand extends SubCommand{
 
     @Override
     public boolean onCommand(CommandSender sender, Command arg1, String arg2, String commandString, ArgsParser args) throws DisallowsCommandBlockException, RequiresPlayerException, NoPermissionException, IllegalSyntaxException, InternalCommandException {
-        sender.sendMessage(ChatColor.YELLOW + "Angelegte "+ plugin.getDisplayedPluginName() + "-Arenen");
+        sender.sendMessage(createLangComponent("arena.list.created", plugin.getDisplayedPluginName(), NamedTextColor.YELLOW));
         boolean any = false;
         for(MinecleanerArena arena : plugin.getArenaList().getArenas()) {
             Location location = arena.getLocation();
@@ -49,7 +52,7 @@ public class ListCommand extends SubCommand{
             any = true;
         }
         if(!any) {
-            sender.sendMessage(ChatColor.GRAY + "  (keine)");
+            sender.sendMessage("  " + createLangComponent("arena.list.none", NamedTextColor.GRAY));
         }
         return true;
     }

src/main/java/de/lunarakai/minecleaner/commands/ListPlayersInArenaCommand.java

@@ -0,0 +1,63 @@
+package de.lunarakai.minecleaner.commands;
+
+import de.iani.cubesideutils.bukkit.commands.SubCommand;
+import de.iani.cubesideutils.bukkit.commands.exceptions.*;
+import de.iani.cubesideutils.commands.ArgsParser;
+import de.lunarakai.minecleaner.MinecleanerArena;
+import de.lunarakai.minecleaner.MinecleanerPlugin;
+import de.lunarakai.minecleaner.utils.ChatUtils;
+import net.kyori.adventure.text.format.NamedTextColor;
+import org.bukkit.block.Block;
+import org.bukkit.block.BlockFace;
+import org.bukkit.command.Command;
+import org.bukkit.command.CommandSender;
+import org.bukkit.entity.Player;
+import java.util.Arrays;
+import java.util.Collection;
+import java.util.List;
+
+public class ListPlayersInArenaCommand extends SubCommand {
+    private final MinecleanerPlugin plugin;
+
+    public ListPlayersInArenaCommand(MinecleanerPlugin plugin) {
+        this.plugin = plugin;
+    }
+
+    @Override
+    public String getUsage() {
+        return "<name>";
+    }
+
+    @Override
+    public boolean requiresPlayer() {
+        return true;
+    }
+
+    @Override
+    public String getRequiredPermission() {
+        return MinecleanerPlugin.PERMISSION_ADMIN;
+    }
+
+    @Override
+    public boolean onCommand(CommandSender sender, Command command, String s, String s1, ArgsParser argsParser) throws DisallowsCommandBlockException, RequiresPlayerException, NoPermissionException, IllegalSyntaxException, InternalCommandException {
+        Player player = (Player) sender;
+        MinecleanerArena arena = plugin.getArenaList().getArenaAtBlock(player.getLocation().getBlock().getRelative(BlockFace.DOWN));
+        if(arena == null) {
+            Block target = player.getTargetBlockExact(6);
+            if(target != null) {
+                arena = plugin.getArenaList().getArenaAtBlock(target);
+            }
+        }
+        if(arena != null) {
+            ChatUtils.sendSimpleSpecialMessage(player, "Players in Arena: " + Arrays.toString(arena.getCurrentPlayers()), NamedTextColor.GRAY);
+        } else {
+            ChatUtils.sendSimpleSpecialMessage(player, "arena.common.noarena", NamedTextColor.GRAY);
+        }
+        return true;
+    }
+
+    @Override
+    public Collection<String> onTabComplete(CommandSender sender, Command command, String alias, ArgsParser args) {
+        return List.of();
+    }
+}

src/main/java/de/lunarakai/minecleaner/commands/SettingsCommand.java

@@ -8,6 +8,7 @@ import de.iani.cubesideutils.bukkit.commands.exceptions.NoPermissionException;
 import de.iani.cubesideutils.bukkit.commands.exceptions.RequiresPlayerException;
 import de.iani.cubesideutils.commands.ArgsParser;
 import de.lunarakai.minecleaner.MinecleanerPlugin;
+import de.lunarakai.minecleaner.MinecleanerSettingsInventory;
 import org.bukkit.command.Command;
 import org.bukkit.command.CommandSender;
 import org.bukkit.entity.Player;
@@ -39,7 +40,7 @@ public class SettingsCommand extends SubCommand {
     public boolean onCommand(CommandSender sender, Command command, String s, String s1, ArgsParser args) throws DisallowsCommandBlockException, RequiresPlayerException, NoPermissionException, IllegalSyntaxException, InternalCommandException {
         Player player = (Player) sender;
 
-        player.openInventory(plugin.getManager().showSettingsInventory(player));
+        new MinecleanerSettingsInventory(player, plugin).open();
         return true;
     }
 }

src/main/java/de/lunarakai/minecleaner/commands/StatsCommand.java

@@ -2,10 +2,11 @@ package de.lunarakai.minecleaner.commands;
 
 import java.util.Map.Entry;
 import java.util.function.Consumer;
+import net.kyori.adventure.text.Component;
+import net.kyori.adventure.text.format.NamedTextColor;
 import org.bukkit.command.Command;
 import org.bukkit.command.CommandSender;
 import org.bukkit.entity.Player;
-import de.iani.cubesideutils.StringUtil;
 import de.iani.cubesideutils.bukkit.commands.SubCommand;
 import de.iani.cubesideutils.bukkit.commands.exceptions.DisallowsCommandBlockException;
 import de.iani.cubesideutils.bukkit.commands.exceptions.IllegalSyntaxException;
@@ -16,7 +17,8 @@ import de.iani.cubesideutils.commands.ArgsParser;
 import de.lunarakai.minecleaner.MinecleanerPlugin;
 import de.lunarakai.minecleaner.PlayerStatisticsData;
 import de.lunarakai.minecleaner.utils.MinecleanerStringUtil;
-import net.md_5.bungee.api.ChatColor;
+
+import static de.lunarakai.minecleaner.utils.MinecleanerComponentUtils.createLangComponent;
 
 public class StatsCommand extends SubCommand {
     private final MinecleanerPlugin plugin;
@@ -48,16 +50,30 @@ public class StatsCommand extends SubCommand {
             @Override
             public void accept(PlayerStatisticsData data) {
                 if(data == null) {
-                    sender.sendMessage(ChatColor.GREEN + "Für Spieler '" + playerName + "' existieren keine Daten.");
+                    sender.sendMessage(createLangComponent("data.player.noData", playerName, NamedTextColor.GREEN));
                     return;
                 }
                 if(playerName == null) {
-                    sender.sendMessage(ChatColor.AQUA + "Deine " + plugin.getDisplayedPluginName() + " Statistik:");
+                    sender.sendMessage(createLangComponent("data.player.self", plugin.getDisplayedPluginName(), NamedTextColor.AQUA).append(Component.text(":")));
                 } else {
-                    sender.sendMessage(ChatColor.AQUA + plugin.getDisplayedPluginName() + "-Statistik von " + data.getPlayerName() + ":");
+                    sender.sendMessage(createLangComponent("data.player.other", plugin.getDisplayedPluginName(), data.getPlayerName(), NamedTextColor.AQUA).append(Component.text(":")));
                 }
-                sender.sendMessage(ChatColor.BLUE + "  Punkte erspielt: " + ChatColor.GREEN + data.getPointsAcquiredTotal() + " (Dieser Monat: " + data.getPointsAquiredMonth() + ")");
+
-                sender.sendMessage(ChatColor.BLUE + "  Runden gewonnen: " + ChatColor.GREEN + data.getWonGamesPlayed() + " (Dieser Monat: " + data.getWonGamesPlayedThisMonth() + ")");
+                sender.sendMessage(createLangComponent("data.player.pointsscored", NamedTextColor.BLUE)
+                        .append(Component.text(": ", NamedTextColor.BLUE))
+                        .append(Component.text(String.valueOf(data.getPointsAcquiredTotal()), NamedTextColor.GREEN))
+                        .append(Component.text(" (", NamedTextColor.GREEN))
+                        .append(createLangComponent("data.player.thismonth", NamedTextColor.GREEN))
+                        .append(Component.text(": " + String.valueOf(data.getPointsAquiredMonth()) + ")", NamedTextColor.GREEN)));
+
+
+                sender.sendMessage(createLangComponent("data.player.roundswon", NamedTextColor.BLUE)
+                        .append(Component.text(": ", NamedTextColor.BLUE))
+                        .append(Component.text(String.valueOf(data.getWonGamesPlayed()), NamedTextColor.GREEN))
+                        .append(Component.text(" (", NamedTextColor.GREEN))
+                        .append(createLangComponent("data.player.thismonth", NamedTextColor.GREEN))
+                        .append(Component.text(": " + String.valueOf(data.getWonGamesPlayedThisMonth()) + ")", NamedTextColor.GREEN)));
+
                 for(Entry<Integer, String> e : plugin.getManager().getSizes().entrySet()) {
                     int totalWonSize = data.getGamesPlayedSize(e.getKey());
                     int totalWonMonth = data.getGamesPlayedSizeThisMonth(e.getKey());
@@ -65,14 +81,35 @@ public class StatsCommand extends SubCommand {
                     int totalSizeMonth = data.getTotalGamesPlayedSizeThisMonth(e.getKey());
 
                     if(totalSize > 0) {
-                        String sizeName = StringUtil.capitalizeFirstLetter(e.getValue(), false);
+                        String sizeName = e.getValue();
-                        sender.sendMessage(ChatColor.AQUA + "  " + sizeName + ":");
+                        if(sizeName.equals("groß")) {
-                        sender.sendMessage(ChatColor.BLUE + "    Runden gewonnen: " + ChatColor.GREEN + totalWonSize + " von " + totalSize  + " (" + MinecleanerStringUtil.percentageString(totalWonSize, totalSize)+ ") ");
+                            sizeName = "gross";
-                        sender.sendMessage(ChatColor.BLUE + "    Dieser Monat: " + ChatColor.GREEN + totalWonMonth + " von " + totalSizeMonth + " (" + MinecleanerStringUtil.percentageString(totalWonMonth, totalSizeMonth)+ ")");
+                        }
+                        sender.sendMessage(createLangComponent("arena.width." + sizeName, NamedTextColor.AQUA).append(Component.text(":", NamedTextColor.AQUA)));
+
+                        sender.sendMessage(Component.text("    ")
+                                                .append(createLangComponent("data.player.roundswon", NamedTextColor.BLUE))
+                                                .append(Component.text(" "))
+                                                .append(Component.text(String.valueOf(totalWonSize), NamedTextColor.GREEN))
+                                                .append(Component.text(" "))
+                                                .append(createLangComponent("data.player.outof", NamedTextColor.GREEN))
+                                                .append(Component.text(" " + totalSize + " (" + MinecleanerStringUtil.percentageString(totalWonSize, totalSize) + ")", NamedTextColor.GREEN)));
+
+                        sender.sendMessage(Component.text("    ")
+                                .append(createLangComponent("data.player.thismonth", NamedTextColor.BLUE))
+                                .append(Component.text(" "))
+                                .append(Component.text(String.valueOf(totalWonMonth), NamedTextColor.GREEN))
+                                .append(Component.text(" "))
+                                .append(createLangComponent("data.player.outof", NamedTextColor.GREEN))
+                                .append(Component.text(" " + totalSizeMonth + " (" + MinecleanerStringUtil.percentageString(totalWonMonth, totalSizeMonth) + ")", NamedTextColor.GREEN)));
+
                         Integer time = data.getBestTime(e.getKey());
                         Integer timeThisMonth = data.getBestTimeThisMonth(e.getKey());
-                        sender.sendMessage(ChatColor.BLUE + "    Bestzeit: " + ChatColor.GREEN + (time == null ? "-" : MinecleanerStringUtil.timeToString(time, false)));
+                        sender.sendMessage(Component.text("    ")
-                        sender.sendMessage(ChatColor.BLUE + "    Dieser Monat: " + ChatColor.GREEN + (timeThisMonth == null ? "-" : MinecleanerStringUtil.timeToString(timeThisMonth, false)));
+                                .append(createLangComponent("data.player.besttime",": ", (time == null ? "-" : MinecleanerStringUtil.timeToString(time, false)), NamedTextColor.BLUE, NamedTextColor.GREEN)));
+
+                        sender.sendMessage(Component.text("    ")
+                                .append(createLangComponent("data.player.thismonth", ": ", (timeThisMonth == null ? "-" : MinecleanerStringUtil.timeToString(timeThisMonth, false)), NamedTextColor.BLUE, NamedTextColor.GREEN)));
                     }
                 }
             }
@@ -81,7 +118,7 @@ public class StatsCommand extends SubCommand {
             if(sender instanceof Player) {
                 plugin.getManager().getStatisticsForPlayer((Player) sender, callback);
             } else {
-                sender.sendMessage(ChatColor.GREEN + "Für die Konsole existieren keine Daten.");
+                sender.sendMessage(createLangComponent("data.console.nodata", NamedTextColor.GREEN));
             }
         } else {
             plugin.getManager().getStatisticsForPlayerIfExists(playerName, callback);

src/main/java/de/lunarakai/minecleaner/commands/groups/AcceptCommand.java

@@ -0,0 +1,60 @@
+package de.lunarakai.minecleaner.commands.groups;
+
+import de.iani.cubesideutils.bukkit.commands.SubCommand;
+import de.iani.cubesideutils.bukkit.commands.exceptions.DisallowsCommandBlockException;
+import de.iani.cubesideutils.bukkit.commands.exceptions.IllegalSyntaxException;
+import de.iani.cubesideutils.bukkit.commands.exceptions.InternalCommandException;
+import de.iani.cubesideutils.bukkit.commands.exceptions.NoPermissionException;
+import de.iani.cubesideutils.bukkit.commands.exceptions.RequiresPlayerException;
+import de.iani.cubesideutils.commands.ArgsParser;
+import de.lunarakai.minecleaner.MinecleanerPlugin;
+import de.lunarakai.minecleaner.utils.ChatUtils;
+import org.bukkit.Bukkit;
+import org.bukkit.command.Command;
+import org.bukkit.command.CommandSender;
+import org.bukkit.entity.Player;
+
+public class AcceptCommand extends SubCommand {
+    private final MinecleanerPlugin plugin;
+
+    public AcceptCommand(MinecleanerPlugin plugin) {
+        this.plugin = plugin;
+    }
+
+    @Override
+    public String getUsage() {
+        return "";
+    }
+
+    @Override
+    public boolean requiresPlayer() {
+        return true;
+    }
+
+    @Override
+    public String getRequiredPermission() {
+        return MinecleanerPlugin.PERMISSION_PLAY;
+    }
+
+    @Override
+    public boolean onCommand(CommandSender commandSender, Command command, String s, String s1, ArgsParser argsParser) throws DisallowsCommandBlockException, RequiresPlayerException, NoPermissionException, IllegalSyntaxException, InternalCommandException {
+        Player player = (Player) commandSender;
+
+        if(plugin.getGroupManager().getInvitedGroup(player) != null && plugin.getGroupManager().getGroup(player) == null) {
+            Player groupOwner = Bukkit.getPlayer(plugin.getGroupManager().getInvitedGroup(player).getOwner());
+            if(plugin.getArenaList().getPlayerArena(groupOwner) != null) {
+                ChatUtils.sendSimpleWarningMessage(player, "group.invite.creatorinround");
+                return true;
+            }
+            plugin.getGroupManager().getInvitedGroup(player).addPlayerToGroup(player);
+
+            assert groupOwner != null;
+            ChatUtils.sendSimpleSuccessMessage(groupOwner, player.getName() + " hat deine Einladung angenommen.");
+            ChatUtils.sendSimpleSuccessMessage(player, "group.invite.accepted");
+            return true;
+        } else {
+            ChatUtils.sendSimpleInfoMessage(player, "group.invite.notinvited");
+        }
+        return true;
+    }
+}

src/main/java/de/lunarakai/minecleaner/commands/groups/DenyCommand.java

@@ -0,0 +1,63 @@
+package de.lunarakai.minecleaner.commands.groups;
+
+import de.iani.cubesideutils.bukkit.commands.exceptions.DisallowsCommandBlockException;
+import de.iani.cubesideutils.bukkit.commands.exceptions.IllegalSyntaxException;
+import de.iani.cubesideutils.bukkit.commands.exceptions.InternalCommandException;
+import de.iani.cubesideutils.bukkit.commands.exceptions.NoPermissionException;
+import de.iani.cubesideutils.bukkit.commands.exceptions.RequiresPlayerException;
+import de.iani.cubesideutils.bukkit.commands.SubCommand;
+import de.iani.cubesideutils.commands.ArgsParser;
+import de.lunarakai.minecleaner.MinecleanerGroupManager;
+import de.lunarakai.minecleaner.MinecleanerPlugin;
+import de.lunarakai.minecleaner.utils.ChatUtils;
+import org.bukkit.Bukkit;
+import org.bukkit.command.Command;
+import org.bukkit.command.CommandSender;
+import org.bukkit.entity.Player;
+
+public class DenyCommand extends SubCommand {
+
+    private final MinecleanerPlugin plugin;
+
+    public DenyCommand(MinecleanerPlugin plugin) {
+        this.plugin = plugin;
+    }
+
+    @Override
+    public String getUsage() {
+        return "";
+    }
+
+    @Override
+    public boolean requiresPlayer() {
+        return true;
+    }
+
+    @Override
+    public String getRequiredPermission() {
+        return MinecleanerPlugin.PERMISSION_PLAY;
+    }
+
+
+    @Override
+    public boolean onCommand(CommandSender commandSender, Command command, String s, String s1, ArgsParser argsParser) throws DisallowsCommandBlockException, RequiresPlayerException, NoPermissionException, IllegalSyntaxException, InternalCommandException {
+        Player player = (Player) commandSender;
+
+        if(plugin.getGroupManager().getInvitedGroup(player) != null && plugin.getGroupManager().getGroup(player) == null) {
+            Player groupOwner = Bukkit.getPlayer(plugin.getGroupManager().getInvitedGroup(player).getOwner());
+            MinecleanerGroupManager.MinecleanerGroup invitedGroup = plugin.getGroupManager().getInvitedGroup(player);
+            invitedGroup.removePlayerFromInvitedList(player);
+            if(plugin.getGroupManager().getGroup(Bukkit.getPlayer(invitedGroup.getOwner())).invitedPlayers.isEmpty()) {
+                plugin.getGroupManager().deleteGroup(invitedGroup);
+            }
+
+            assert groupOwner != null;
+            ChatUtils.sendSimpleWarningMessage(groupOwner, player.getName() + " hat deine Einladung abgelehnt.");
+            ChatUtils.sendSimpleInfoMessage(player, "group.invite.denied");
+            return true;
+        } else {
+            ChatUtils.sendSimpleWarningMessage(player, "group.invite.notinvited");
+        }
+        return true;
+    }
+}

src/main/java/de/lunarakai/minecleaner/commands/groups/DismantleGroupCommand.java

@@ -0,0 +1,64 @@
+package de.lunarakai.minecleaner.commands.groups;
+
+import de.iani.cubesideutils.bukkit.commands.SubCommand;
+import de.iani.cubesideutils.bukkit.commands.exceptions.DisallowsCommandBlockException;
+import de.iani.cubesideutils.bukkit.commands.exceptions.IllegalSyntaxException;
+import de.iani.cubesideutils.bukkit.commands.exceptions.InternalCommandException;
+import de.iani.cubesideutils.bukkit.commands.exceptions.NoPermissionException;
+import de.iani.cubesideutils.bukkit.commands.exceptions.RequiresPlayerException;
+import de.iani.cubesideutils.commands.ArgsParser;
+import de.lunarakai.minecleaner.MinecleanerPlugin;
+import de.lunarakai.minecleaner.utils.ChatUtils;
+import java.util.Iterator;
+import java.util.UUID;
+import org.bukkit.Bukkit;
+import org.bukkit.command.Command;
+import org.bukkit.command.CommandSender;
+import org.bukkit.entity.Player;
+
+public class DismantleGroupCommand extends SubCommand {
+    private final MinecleanerPlugin plugin;
+
+    public DismantleGroupCommand(MinecleanerPlugin plugin) {
+        this.plugin = plugin;
+    }
+
+    @Override
+    public String getUsage() {
+        return "";
+    }
+
+    @Override
+    public boolean requiresPlayer() {
+        return true;
+    }
+
+    @Override
+    public String getRequiredPermission() {
+        return MinecleanerPlugin.PERMISSION_PLAY;
+    }
+
+
+    @Override
+    public boolean onCommand(CommandSender commandSender, Command command, String s, String s1, ArgsParser argsParser) throws DisallowsCommandBlockException, RequiresPlayerException, NoPermissionException, IllegalSyntaxException, InternalCommandException {
+        Player player = (Player) commandSender;
+        if(plugin.getGroupManager().getGroup(player) == null) {
+            ChatUtils.sendSimpleWarningMessage(player, "group.common.notingroup");
+            return true;
+        }
+        Player groupOwnerPlayer = Bukkit.getPlayer(plugin.getGroupManager().getGroup(player).getOwner());
+
+        if(player != groupOwnerPlayer) {
+            ChatUtils.sendSimpleWarningMessage(player, "group.dismantle.nopermission");
+            return true;
+        }
+
+        for(Iterator<UUID> iterator = plugin.getGroupManager().getGroup(player).getPlayers().iterator(); iterator.hasNext();) {
+            Player iteratorPlayer = Bukkit.getPlayer(iterator.next());
+            ChatUtils.sendSimpleWarningMessage(iteratorPlayer, "group.dismantle.yourgroup");
+        }
+        plugin.getGroupManager().deleteGroup(plugin.getGroupManager().getGroup(player));
+
+        return true;
+    }
+}

src/main/java/de/lunarakai/minecleaner/commands/groups/InviteCommand.java

@@ -0,0 +1,104 @@
+package de.lunarakai.minecleaner.commands.groups;
+
+import de.iani.cubesideutils.bukkit.commands.SubCommand;
+import de.iani.cubesideutils.bukkit.commands.exceptions.DisallowsCommandBlockException;
+import de.iani.cubesideutils.bukkit.commands.exceptions.IllegalSyntaxException;
+import de.iani.cubesideutils.bukkit.commands.exceptions.InternalCommandException;
+import de.iani.cubesideutils.bukkit.commands.exceptions.NoPermissionException;
+import de.iani.cubesideutils.bukkit.commands.exceptions.RequiresPlayerException;
+import de.iani.cubesideutils.commands.ArgsParser;
+import de.lunarakai.minecleaner.MinecleanerGroupManager;
+import de.lunarakai.minecleaner.MinecleanerPlugin;
+import de.lunarakai.minecleaner.utils.ChatUtils;
+import net.kyori.adventure.text.Component;
+import net.kyori.adventure.text.event.ClickEvent;
+import net.kyori.adventure.text.format.NamedTextColor;
+import org.bukkit.Bukkit;
+import org.bukkit.command.Command;
+import org.bukkit.command.CommandSender;
+import org.bukkit.entity.Player;
+
+public class InviteCommand extends SubCommand {
+    /*
+        TODO:
+            - Invite other Players to play in Duo Mode
+            - Add Functionality to support multiple Players in the same game
+            - use settings of player that invited the other player
+     */
+
+    private final MinecleanerPlugin plugin;
+
+    public InviteCommand(MinecleanerPlugin plugin) {
+        this.plugin = plugin;
+    }
+
+    @Override
+    public String getUsage() {
+        return "<Player>";
+    }
+
+    @Override
+    public boolean requiresPlayer() {
+        return true;
+    }
+
+    @Override
+    public String getRequiredPermission() {
+        return MinecleanerPlugin.PERMISSION_PLAY;
+    }
+
+    @Override
+    public boolean onCommand(CommandSender sender, Command command, String s, String commandString, ArgsParser args) throws DisallowsCommandBlockException, RequiresPlayerException, NoPermissionException, IllegalSyntaxException, InternalCommandException {
+        Player player = (Player) sender;
+
+        if(plugin.getArenaList().getPlayerArena(player) != null) {
+            ChatUtils.sendSimpleWarningMessage(player, "group.invite.notwhileinround");
+            return true;
+        }
+
+        if(args.remaining() < 1 || args.remaining() >= 2) {
+            ChatUtils.sendSimpleWarningMessage(player, commandString + getUsage());
+            return true;
+        }
+        String playerName = args.getNext().trim();
+        Player invitedPlayer = plugin.getServer().getPlayer(playerName);
+
+        if(invitedPlayer == null) {
+            ChatUtils.sendSimpleWarningMessage(player, "group.invite.offline");
+            return true;
+        }
+
+        if(invitedPlayer == player) {
+            ChatUtils.sendSimpleWarningMessage(player, "group.invite.notyourself");
+            return true;
+        }
+
+        if(plugin.getArenaList().getPlayerArena(invitedPlayer) != null) {
+            ChatUtils.sendSimpleWarningMessage(player, "group.invite.invitedinround");
+            return true;
+        }
+
+        MinecleanerGroupManager groupManager = plugin.getGroupManager();
+        if(groupManager.getInvitedGroup(player) != null) {
+            ChatUtils.sendSimpleInfoMessage(player, "group.invite.alreadyinvited");
+            return true;
+        }
+
+        if(groupManager.getGroup(player) != null && !Bukkit.getPlayer(groupManager.getGroup(player).getOwner()).equals(player)) {
+            ChatUtils.sendSimpleInfoMessage(player, "group.invite.nopermission");
+            return true;
+        }
+
+        if(groupManager.getGroup(player) == null) {
+            groupManager.createGroup(player);
+        }
+
+        assert invitedPlayer != null;
+        player.sendMessage(Component.text("Du hast " + invitedPlayer.getName() + " in eine " + plugin.getDisplayedPluginName() + "-Gruppe eingeladen", NamedTextColor.GREEN));
+        invitedPlayer.sendMessage(Component.text("Du wurdest von " + player.getName() + " in eine " + plugin.getDisplayedPluginName() + "-Gruppe eingeladen.", NamedTextColor.GREEN));
+        invitedPlayer.sendMessage(Component.text("[Annehmen] ", NamedTextColor.GREEN).clickEvent(ClickEvent.runCommand("/minesweeper accept")).append(Component.text(" [Ablehnen]", NamedTextColor.RED).clickEvent(ClickEvent.runCommand("/minesweeper deny"))));
+        groupManager.getGroup(player).invitePlayerToGroup(invitedPlayer);
+
+        return true;
+    }
+}

src/main/java/de/lunarakai/minecleaner/commands/groups/ListGroupMembersCommand.java

@@ -0,0 +1,63 @@
+package de.lunarakai.minecleaner.commands.groups;
+
+import de.iani.cubesideutils.bukkit.commands.SubCommand;
+import de.iani.cubesideutils.bukkit.commands.exceptions.DisallowsCommandBlockException;
+import de.iani.cubesideutils.bukkit.commands.exceptions.IllegalSyntaxException;
+import de.iani.cubesideutils.bukkit.commands.exceptions.InternalCommandException;
+import de.iani.cubesideutils.bukkit.commands.exceptions.NoPermissionException;
+import de.iani.cubesideutils.bukkit.commands.exceptions.RequiresPlayerException;
+import de.iani.cubesideutils.commands.ArgsParser;
+import de.lunarakai.minecleaner.MinecleanerPlugin;
+import de.lunarakai.minecleaner.utils.ChatUtils;
+import java.util.Iterator;
+import java.util.UUID;
+import net.kyori.adventure.text.Component;
+import net.kyori.adventure.text.format.NamedTextColor;
+import org.bukkit.Bukkit;
+import org.bukkit.command.Command;
+import org.bukkit.command.CommandSender;
+import org.bukkit.entity.Player;
+
+public class ListGroupMembersCommand extends SubCommand {
+    private final MinecleanerPlugin plugin;
+
+    public ListGroupMembersCommand(MinecleanerPlugin plugin) {
+        this.plugin = plugin;
+    }
+
+    @Override
+    public String getUsage() {
+        return "";
+    }
+
+    @Override
+    public boolean requiresPlayer() {
+        return true;
+    }
+
+    @Override
+    public String getRequiredPermission() {
+        return MinecleanerPlugin.PERMISSION_PLAY;
+    }
+
+    @Override
+    public boolean onCommand(CommandSender commandSender, Command command, String s, String s1, ArgsParser argsParser) throws DisallowsCommandBlockException, RequiresPlayerException, NoPermissionException, IllegalSyntaxException, InternalCommandException {
+        Player player = (Player) commandSender;
+
+        if(plugin.getGroupManager().getGroup(player) == null) {
+            ChatUtils.sendSimpleInfoMessage(player, "group.common.notingroup");
+            return true;
+        }
+
+        ChatUtils.sendSimpleSpecialMessage(player, "-- Mitglieder deiner " + plugin.getDisplayedPluginName() + "gruppe --", NamedTextColor.AQUA);
+        for(Iterator<UUID> iterator = plugin.getGroupManager().getGroup(player).getPlayers().iterator(); iterator.hasNext();) {
+            Player iteratorPlayer = Bukkit.getPlayer(iterator.next());
+            String ownerString = "";
+            if(iteratorPlayer == Bukkit.getPlayer(plugin.getGroupManager().getGroup(player).getOwner())) {
+                ownerString = " (Ersteller der Gruppe)";
+            }
+            player.sendMessage(Component.text("  - " + iteratorPlayer.getName(), NamedTextColor.GREEN).append(Component.text(ownerString, NamedTextColor.RED)));
+        }
+        return true;
+    }
+}

src/main/java/de/lunarakai/minecleaner/game/Game.java

@@ -185,6 +185,7 @@ public class Game {
 
         switch (cell.getType()) {
             case Mine: {
+                resetFloodedFlaggedCellCounter();
                 explode(cell);
                 break;
             }

src/main/java/de/lunarakai/minecleaner/utils/ChatUtils.java

@@ -0,0 +1,42 @@
+package de.lunarakai.minecleaner.utils;
+
+import java.util.regex.Pattern;
+import net.kyori.adventure.text.Component;
+import net.kyori.adventure.text.format.NamedTextColor;
+import org.bukkit.entity.Player;
+
+public class ChatUtils {
+    static Pattern langKeyPattern = Pattern.compile("^\\w+\\.\\w+\\.\\w+$");
+
+    public static void sendSimpleSuccessMessage(Player player, String message) {
+        if(message.matches(langKeyPattern.pattern())) {
+            player.sendMessage(Component.translatable(message, NamedTextColor.GREEN));
+        } else {
+            player.sendMessage(Component.text(message, NamedTextColor.GREEN));
+        }
+    }
+
+    public static void sendSimpleInfoMessage(Player player, String message) {
+        if(message.matches(langKeyPattern.pattern())) {
+            player.sendMessage(Component.translatable(message, NamedTextColor.GOLD));
+        } else {
+            player.sendMessage(Component.text(message, NamedTextColor.GOLD));
+        }
+    }
+
+    public static void sendSimpleWarningMessage(Player player, String message) {
+        if(message.matches(langKeyPattern.pattern())) {
+            player.sendMessage(Component.translatable(message, NamedTextColor.DARK_RED));
+        } else {
+            player.sendMessage(Component.text(message, NamedTextColor.DARK_RED));
+        }
+    }
+
+    public static void sendSimpleSpecialMessage(Player player, String message, NamedTextColor color) {
+        if(message.matches(langKeyPattern.pattern())) {
+            player.sendMessage(Component.translatable(message, color));
+        } else {
+            player.sendMessage(Component.text(message, color));
+        }
+    }
+}

src/main/java/de/lunarakai/minecleaner/utils/ItemUtil.java

@@ -0,0 +1,33 @@
+package de.lunarakai.minecleaner.utils;
+
+import de.iani.cubesideutils.bukkit.items.ItemBuilder;
+import net.kyori.adventure.text.Component;
+import org.bukkit.Material;
+import org.bukkit.enchantments.Enchantment;
+import org.bukkit.inventory.ItemFlag;
+import org.bukkit.inventory.ItemStack;
+
+public class ItemUtil {
+
+    public static final ItemStack EMPTY_ICON = createGuiItem(Material.GRAY_STAINED_GLASS_PANE, Component.text(" "), true, true);
+
+    public static ItemStack createGuiItem(Material material, Component name, String... lore) {
+        return createGuiItem(material, name, false, lore);
+    }
+
+    public static ItemStack createGuiItem(Material material, Component name, boolean glowing, boolean showTooltip, String... lore) {
+        ItemBuilder builder = ItemBuilder.fromMaterial(material).displayName(name).lore(lore);
+        if (glowing) {
+            builder.enchantment(Enchantment.UNBREAKING, 1, true).flag(ItemFlag.HIDE_ENCHANTS);
+        }
+        if (!showTooltip) {
+            builder.flag(ItemFlag.HIDE_ADDITIONAL_TOOLTIP);
+        }
+        return builder.build();
+
+    }
+
+    public static ItemStack createGuiItem(Material material, Component name, boolean glowing, String... lore) {
+        return createGuiItem(material, name, glowing, true, lore);
+    }
+}

src/main/java/de/lunarakai/minecleaner/utils/MinecleanerComponentUtils.java

@@ -0,0 +1,52 @@
+package de.lunarakai.minecleaner.utils;
+
+import net.kyori.adventure.text.Component;
+import net.kyori.adventure.text.TextComponent;
+import net.kyori.adventure.text.event.ClickEvent;
+import net.kyori.adventure.text.format.NamedTextColor;
+
+public class MinecleanerComponentUtils {
+
+    public static TextComponent createLangComponent(String langKey, NamedTextColor namedColor) {
+        return Component.text()
+                .color(namedColor)
+                .append(Component.translatable(langKey))
+                .build();
+    }
+
+    public static TextComponent createLangComponent(String langKey, String arg0, NamedTextColor namedColor) {
+        return Component.text()
+                .color(namedColor)
+                .append(Component.translatable(langKey, Component.text(arg0)))
+                .build();
+    }
+
+    public static TextComponent createLangComponent(String langKey, String arg0, String arg1, NamedTextColor namedColor) {
+        return Component.text()
+                .color(namedColor)
+                .append(Component.translatable(langKey, Component.text(arg0), Component.text(arg1)))
+                .build();
+    }
+
+    public static TextComponent createLangComponent(String langKey, String filler, String arg1, NamedTextColor namedColor, NamedTextColor namedColorArg1) {
+        if(MinecleanerStringUtil.isValidURL(arg1)) {
+            TextComponent urlMessage = Component.text(arg1);
+            urlMessage = urlMessage.clickEvent(ClickEvent.clickEvent(ClickEvent.Action.OPEN_URL, arg1));
+            urlMessage = urlMessage.color(namedColorArg1);
+
+            return Component.text()
+                    .color(namedColor)
+                    .append(Component.translatable(langKey))
+                    .append(Component.text(filler))
+                    .append(urlMessage)
+                    .build();
+        } else {
+            return Component.text()
+                    .color(namedColor)
+                    .append(Component.translatable(langKey))
+                    .append(Component.text(filler))
+                    .append(Component.text(arg1, namedColorArg1))
+                    .build();
+        }
+    }
+}

src/main/java/de/lunarakai/minecleaner/utils/MinecleanerHeads.java

@@ -1,14 +1,8 @@
 package de.lunarakai.minecleaner.utils;
 
-import java.util.Arrays;
+import de.iani.cubesideutils.bukkit.items.CustomHeads;
 import java.util.UUID;
-import org.bukkit.Bukkit;
-import org.bukkit.Material;
 import org.bukkit.inventory.ItemStack;
-import org.bukkit.inventory.meta.ItemMeta;
-import org.bukkit.inventory.meta.SkullMeta;
-import com.destroystokyo.paper.profile.PlayerProfile;
-import com.destroystokyo.paper.profile.ProfileProperty;
 
 public enum MinecleanerHeads {
     MINESWEEPER_TILE_0("38206373-5653-4431-85aa-6276f3f9a046", "Minesweeper Tile 0", "eyJ0ZXh0dXJlcyI6eyJTS0lOIjp7InVybCI6Imh0dHA6Ly90ZXh0dXJlcy5taW5lY3JhZnQubmV0L3RleHR1cmUvNzRjMjg0YTRlOTc0MDA1ZWE4ZDFkNGQwNjc0ZWMwODk0ZWZkOGY2ZGQwMjQ4NjM5YTZjZmE5NGY4NTM4OCJ9fX0="),
@@ -38,40 +32,11 @@ public enum MinecleanerHeads {
     
     private ItemStack head;
  
-    private MinecleanerHeads(String ownerUUIDString, String ownerName, String texturesProperty) {
+    MinecleanerHeads(String ownerUUIDString, String ownerName, String texturesProperty) {
-        head = createHead(UUID.fromString(ownerUUIDString), ownerName, texturesProperty);
+        head = CustomHeads.createHead(UUID.fromString(ownerUUIDString), ownerName, texturesProperty);
     }
 
     public ItemStack getHead() {
         return new ItemStack(head);
     }
- 
-    public ItemStack getHead(String displayName) {
-        return getHead(displayName, (String[]) null);
-    }
- 
-    public ItemStack getHead(String displayName, String... lore) {
-        ItemStack stack = getHead();
-        ItemMeta meta = stack.getItemMeta();
-        meta.setDisplayName(displayName);
-        if (lore != null && lore.length > 0) {
-            meta.setLore(Arrays.asList(lore));
-        }
-        stack.setItemMeta(meta);
-        return stack;
-    }
- 
-    public static ItemStack createHead(UUID ownerUUID, String ownerName, String texturesProperty) {
-        if (ownerName == null) {
-            ownerName = ownerUUID.toString().substring(0, 16);
-        }
-        ItemStack stack = new ItemStack(Material.PLAYER_HEAD);
-        SkullMeta meta = (SkullMeta) stack.getItemMeta();
-        PlayerProfile profile = Bukkit.createProfile(ownerUUID, ownerName);
-        profile.setProperty(new ProfileProperty("textures", texturesProperty));
-        meta.setPlayerProfile(profile);
-        stack.setItemMeta(meta);
-        return stack;
-    }
-    
 }

src/main/java/de/lunarakai/minecleaner/utils/MinecleanerStringUtil.java

@@ -1,5 +1,8 @@
 package de.lunarakai.minecleaner.utils;
 
+import java.net.URL;
+import net.kyori.adventure.text.Component;
+
 public class MinecleanerStringUtil {
     private MinecleanerStringUtil() {
     }    
@@ -12,7 +15,7 @@ public class MinecleanerStringUtil {
         min = min % 60;
         StringBuilder timeString = new StringBuilder();
         if (hours > 0) {
-            String hoursString = " Stunden";
+            String hoursString = " " + Component.translatable("minecleaner.common.hours");
             if(shorten) {
                 hoursString = " h";
             }
@@ -22,7 +25,7 @@ public class MinecleanerStringUtil {
             if (!timeString.isEmpty()) {
                 timeString.append(", ");
             }
-            String minString = " Minuten";
+            String minString = " " + Component.translatable("minecleaner.common.minutes");
             if(shorten) {
                 minString = " min";
             }
@@ -30,9 +33,9 @@ public class MinecleanerStringUtil {
         }
         if (sec > 0 || !timeString.isEmpty()) {
             if (!timeString.isEmpty()) {
-                timeString.append(" und ");
+                timeString.append(Component.text(" ")).append(Component.translatable("minecleaner.common.and").append(Component.text(" ")));
             }
-            String secondsString = " Sekunden";
+            String secondsString = " " + Component.translatable("minecleaner.common.seconds");
             if(shorten) {
                 secondsString = " s";
             }
@@ -50,4 +53,14 @@ public class MinecleanerStringUtil {
         String percentageString = String.format("%.1f", percent);
         return percentageString + "%";
     }
+
+    public static boolean isValidURL(String urlString) {
+        try {
+            URL url = new URL(urlString);
+            url.toURI();
+            return true;
+        } catch (Exception e) {
+            return false;
+        }
+    }
 }

src/main/java/de/lunarakai/minecleaner/utils/MinecleanerUtils.java

@@ -0,0 +1,11 @@
+package de.lunarakai.minecleaner.utils;
+
+import de.lunarakai.minecleaner.MinecleanerPlugin;
+import org.bukkit.entity.Player;
+
+public class MinecleanerUtils {
+
+    public static boolean isPlayerInGroup(MinecleanerPlugin plugin, Player player) {
+        return plugin.getGroupManager().getGroup(player) != null;
+    }
+}

src/main/resources/lang/de_DE.properties

@@ -0,0 +1,77 @@
+minecleaner.info.version=Version
+minecleaner.info.developer=Entwickelt von
+minecleaner.info.website=Website
+minecleaner.info.license=Lizenz
+
+minecleaner.common.hours=Stunden
+minecleaner.common.minutes=Minuten
+minecleaner.common.seconds=Sekunden
+minecleaner.common.and=und
+
+settings.manualreset.allow=Manuelles Resetten aktiviert
+settings.manualreset.deny=Manuelles Resetten deaktiviert
+settings.additionaltimer.allow=Zusätzliche Anzeige in der Action Bar aktiviert
+settings.additionaltimer.deny=Zusätzliche Anzeige in der Action Bar deaktiviert
+settings.timer.allow=Timer wird angezeigt
+settings.timer.deny=Timer wird nicht angezeigt
+settings.resettime.text=Resetzeit
+
+
+arena.name.invalid=Ungültiger Arenaname. Erlaubt sind Buchstaben, Zahlen und der Unterstrich
+arena.name.exists=Eine Arena mit diesem Namen existiert bereits
+arena.width.klein=Klein
+arena.width.mittel=Mittel
+arena.width.gross=Gross
+arena.width.experte=Experte
+arena.widthindex.invalid=Kein Valider Arena WidthIndex!
+arena.widthindex.validOptions=0 (oder weglassen) = 9*9, 1 = 12*12, 2 = 12*18, 3 = 12*33
+arena.widthindex.toolarge=Arena WidthIndex darf nicht grösser als 3 sein
+arena.create.lookAtCenter=Bitte gucke den Block an, der im Zentrum des {0}-Spielfelds sein soll.
+arena.create.lookAtSide=Bitte gucke die Seite des Blockes an, wo das {0}-Spielfeld erstellt werden soll.
+arena.create.otherArena=An dieser Stelle befindet sich bereits eine Arena.
+arena.create.success=Die Arena wurde erfolgreich angelegt.
+arena.delete.success=Die {0}-Arena {1} wurde gelöscht.
+arena.delete.noarena=Hier befindet sich keine {0}-Arena.
+
+arena.common.noarena=Hier befindet sich keine Arena.
+arena.common.toofaraway=Du hast dich zu weit von der Arena entfernt. Das Spiel wurde abgebrochen.
+arena.common.groupleadertoofaraway=Der Ersteller der Gruppe hat sich zu weit von der Arena entfernt. Das Spiel wurde abgebrochen.
+
+arena.list.created=Angelegte {0}-Arenen
+arena.list.none=(keine)
+
+data.player.noData=Für Spieler "{0}" existieren keine Daten.
+data.player.self=Deine {0} Statistik
+data.player.other={0}-Statistik von {1}
+data.player.roundswon=Runden gewonnen
+data.player.pointsscored=Punkte erspielt
+data.player.outof=von
+data.player.besttime=Bestzeit
+data.player.thismonth=Dieser Monat
+
+data.delete.playerNotFound=Ein Spieler mit dem Namen "{0}" konnte nicht gefunden werden.
+data.delete.deleted=Alle {0}-Statistiken von Spieler "{1}" wurden gelöscht.
+
+data.console.nodata=Für die Konsole existieren keine Daten.
+
+group.common.notingroup=Du bist in keiner Gruppe.
+
+group.invite.accepted=Du hast die Einladung angenommen.
+group.invite.denied=Du hast die Einladung abgelehnt.
+group.invite.notinvited=Du wurdest in keine Gruppe eingeladen.
+group.invite.creatorinround=Du kannst keine Einladung annehmen während die Person, die dich eingeladen hat, in einer Runde ist.
+group.invite.notwhileinround=Du kannst keine Einladung verschicken während du in einer Runde bist.
+group.invite.offline=Du kannst keine Person einladen, die entweder offline oder auf einen anderen Server ist.
+group.invite.notyourself=Du kannst dich nicht selber in eine Gruppe einladen.
+group.invite.invitedinround=Du kannst Spieler nicht einladen, die bereits in einer Runde sind.
+group.invite.alreadyinvited=Du wurdest bereits in eine Gruppe eingeladen. Bitte kümmere dich zuerst um die Einladung bevor du eine eigene Gruppe erstellst.
+group.invite.nopermission=Nur als Ersteller der Gruppe bist du berechtigt Leute einzuladen.
+group.invite.accept=Annehmen
+group.invite.deny=Ablehnen
+
+group.dismantle.nopermission=Du bist nicht berechtigt deine Gruppe aufzulösen.
+group.dismantle.yourgroup=Die Gruppe in der du dich befindest wurde aufgelöst.
+
+group.game.nopermission=Nur der Ersteller der Gruppe kann eine neue Runde starten!
+group.creator.removed=Die Gruppe wurde aufgelöst, da die Person, welche die Gruppe erstellt hat, aus der Gruppe entfernt wurde.
+group.dismantled.alone=Die Gruppe wurde aufgelöst, da du nur noch alleine in der Gruppe bist.

src/main/resources/lang/en_US.properties

@@ -0,0 +1,76 @@
+minecleaner.info.version=Version
+minecleaner.info.developer=Developed by
+minecleaner.info.website=Website
+minecleaner.info.license=License
+
+minecleaner.common.hours=hours
+minecleaner.common.minutes=minutes
+minecleaner.common.seconds=seconds
+minecleaner.common.and=and
+
+settings.manualreset.allow=Manual reset activated
+settings.manualreset.deny=Manual reset deactivated
+settings.additionaltimer.allow=Additional display activated in the action bar
+settings.additionaltimer.deny=Additional display deactivated in the action bar
+settings.timer.allow=Timer is displayed
+settings.timer.deny=Timer is not displayed
+settings.resettime.text=reset time
+
+arena.name.invalid=Invalid arena name. Allowed are letters, numbers and the underscore
+arena.name.exists=An arena with this name already exists
+arena.width.klein=Small
+arena.width.mittel=Medium
+arena.width.gross=Large
+arena.width.experte=Expert
+arena.widthindex.invalid=Not a valid Arena WidthIndex
+arena.widthindex.validOptions=0 (or leave empty) = 9*9, 1 = 12*12, 2 = 12*18, 3 = 12*33
+arena.widthindex.toolarge=Arena WidthIndex must not be greater than 3
+arena.create.lookAtCenter=Please look at the block that should be in the center of the {0} field.
+arena.create.lookAtSide=Please look at the side of the block where the {0} field is to be created.
+arena.create.otherArena=There is already an arena at this location.
+arena.create.success=The arena has been created successfully.
+arena.delete.success=The {0}-arena {1} has been deleted.
+arena.delete.noarena=There is no {0}-arena here.
+
+arena.common.noarena=There is no arena here.
+arena.common.toofaraway=You have moved too far away from the arena. The match has been abandoned.
+arena.common.groupleadertoofaraway=The creator of the group has moved too far away from the arena. The match has been abandoned.
+
+arena.list.created=Created {0} arenas
+arena.list.none=(none)
+
+data.player.noData=No data exists for player "{0}".
+data.player.self=Your {0} statistics
+data.player.other={0} statistics from {1}
+data.player.roundswon=Rounds won
+data.player.pointsscored=Points scored
+data.player.outof=out of
+data.player.besttime=Best time
+data.player.thismonth=This month
+
+data.delete.playerNotFound=A player with the name "{0}" could not be found.
+data.delete.deleted=All {0} stats of player "{1}" have been deleted.
+
+data.console.nodata=No data exists for the console.
+
+group.common.notingroup=You are not in a group.
+
+group.invite.accepted=You have accepted the invitation.
+group.invite.denied=You declined the invitation.
+group.invite.notinvited=You have not been invited to any group.
+group.invite.creatorinround=You cannot accept an invitation while the person who invited you is in a round.
+group.invite.notwhileinround=You cannot send an invitation while you are in a round.
+group.invite.offline=You cannot invite a person who is either offline or on another server.
+group.invite.notyourself=You cannot invite yourself to a group.
+group.invite.invitedinround=You cannot invite players who are already in a round.
+group.invite.alreadyinvited=You have already been invited to a group. Please take care of the invitation first before you create your own group.
+group.invite.nopermission=Only as the creator of the group are you authorized to invite people.
+group.invite.accept=Accept
+group.invite.deny=Deny
+
+group.dismantle.nopermission=You are not authorized to dissolve your group.
+group.dismantle.yourgroup=The group you are in has been disbanded.
+
+group.game.nopermission=Only the creator of the group can start a new round!
+group.creator.removed=The group has been dissolved because the person who created the group has been removed from the group.
+group.dismantled.alone=The group has been dissolved as you are now only alone in the group.