Add ActiveMonths to ArenaMode for rotating modes

VelocityCore/src/de/steamwar/velocitycore/ArenaMode.java

@@ -22,6 +22,7 @@ package de.steamwar.velocitycore;
 import de.steamwar.sql.SchematicType;
 import lombok.Getter;
 
+import java.time.LocalDateTime;
 import java.util.*;
 
 public class ArenaMode extends GameModeConfig {
@@ -76,7 +77,7 @@ public class ArenaMode extends GameModeConfig {
     public static List<String> getAllChatNames(boolean historic) {
         List<String> chatNames = new LinkedList<>();
         for(ArenaMode mode : byInternal.values()){
-            if(historic == mode.isHistoric())
+            if(!mode.isNotActive() && historic == mode.isHistoric())
                 chatNames.addAll(mode.getServer().getChatNames());
         }
         return chatNames;
@@ -94,6 +95,9 @@ public class ArenaMode extends GameModeConfig {
     @Getter
     private String config;
 
+    @Getter
+    private List<Integer> ActiveMonths = Collections.emptyList();
+
     public String hasMap(String map){
         for(String m : getMaps()) {
             if(m.equalsIgnoreCase(map))
@@ -114,8 +118,10 @@ public class ArenaMode extends GameModeConfig {
         return getServer().getChatNames().get(0);
     }
 
-    public boolean withoutChatName(){
-        return getServer().getChatNames().isEmpty();
+    public boolean isNotActive() {
+        if (getServer().getChatNames().isEmpty()) return true;
+        if (ActiveMonths.isEmpty()) return false;
+        return !ActiveMonths.contains(LocalDateTime.now().getMonth().getValue());
     }
 
     public String getSchemTypeOrInternalName() {

VelocityCore/src/de/steamwar/velocitycore/commands/FightCommand.java

@@ -45,7 +45,7 @@ public class FightCommand extends SWCommand {
     private static void getModes(Chatter sender, String precommand, boolean historic){
         Component start = Component.empty();
         for(ArenaMode mode : ArenaMode.getAllModes()){
-            if(mode.withoutChatName() || mode.isHistoric() != historic)
+            if (mode.isNotActive() || mode.isHistoric() != historic)
                 continue;
 
             String command = precommand + mode.getChatName();

VelocityCore/src/de/steamwar/velocitycore/commands/TypeMappers.java

@@ -49,7 +49,10 @@ public class TypeMappers {
         return new TypeMapper<>() {
             @Override
             public ArenaMode map(Chatter sender, PreviousArguments previousArguments, String s) {
-                return ArenaMode.getByChat(s);
+                ArenaMode arenaMode = ArenaMode.getByChat(s);
+                if (arenaMode.isHistoric() != historic) return null;
+                if (arenaMode.isNotActive()) return null;
+                return arenaMode;
             }
 
             @Override