Merge pull request 'Add NoGravity' (#61) from FightSystem/EnableNoGravityFights into main

Reviewed-on: #61
Reviewed-by: Lixfel <lixfel@noreply.localhost>

FightSystem/FightSystem_Core/src/de/steamwar/fightsystem/FightSystem.java

@@ -23,10 +23,7 @@ import com.comphenix.tinyprotocol.TinyProtocol;
 import de.steamwar.core.Core;
 import de.steamwar.fightsystem.commands.*;
 import de.steamwar.fightsystem.countdown.*;
-import de.steamwar.fightsystem.event.HellsBells;
+import de.steamwar.fightsystem.event.*;
-import de.steamwar.fightsystem.event.Meteor;
-import de.steamwar.fightsystem.event.PersistentDamage;
-import de.steamwar.fightsystem.event.TNTDistributor;
 import de.steamwar.fightsystem.fight.Fight;
 import de.steamwar.fightsystem.fight.FightTeam;
 import de.steamwar.fightsystem.fight.FightWorld;
@@ -136,6 +133,7 @@ public class FightSystem extends JavaPlugin {
         new PersistentDamage();
         new TNTDistributor();
         new WinconditionAmongUs();
+        new NoGravity();
 
         new NoPlayersOnlineCountdown();
         new PreSchemCountdown();

FightSystem/FightSystem_Core/src/de/steamwar/fightsystem/event/NoGravity.java

@@ -0,0 +1,41 @@
+/*
+ * This file is a part of the SteamWar software.
+ *
+ * Copyright (C) 2020  SteamWar.de-Serverteam
+ *
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU Affero General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU Affero General Public License for more details.
+ *
+ * You should have received a copy of the GNU Affero General Public License
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
+ */
+
+package de.steamwar.fightsystem.event;
+
+import de.steamwar.fightsystem.states.FightState;
+import de.steamwar.fightsystem.states.StateDependentListener;
+import de.steamwar.fightsystem.winconditions.Winconditions;
+import org.bukkit.entity.EntityType;
+import org.bukkit.event.EventHandler;
+import org.bukkit.event.Listener;
+import org.bukkit.event.entity.EntitySpawnEvent;
+
+public class NoGravity implements Listener {
+
+    public NoGravity() {
+        new StateDependentListener(Winconditions.NO_GRAVITY, FightState.All, this);
+    }
+
+    @EventHandler
+    public void onEntitySpawn(EntitySpawnEvent event) {
+        if (event.getEntityType() == EntityType.PLAYER) return;
+        event.getEntity().setGravity(false);
+    }
+}

FightSystem/FightSystem_Core/src/de/steamwar/fightsystem/winconditions/Winconditions.java

@@ -39,5 +39,6 @@ public enum Winconditions {
     METEOR,
     AMONG_US,
     PERSISTENT_DAMAGE,
-    TNT_DISTRIBUTION
+    TNT_DISTRIBUTION,
+    NO_GRAVITY,
 }