Update MWTeam.givePlayerItem

Add SlowMoScript and needed utils

src/de/steamwar/misslewars/MWTeam.java

@@ -94,7 +94,7 @@ public class MWTeam {
         Inventory inventory = p.getInventory();
         for (int i = 0; i <= 35; i++) { //35 is the last normal inventory slot
             ItemStack itemStack = inventory.getItem(i);
-            if (itemStack != null && itemStack.isSimilar(item) && itemStack.getAmount() != itemStack.getMaxStackSize()) {
+            if (itemStack != null && itemStack.isSimilar(item) && itemStack.getAmount() + item.getAmount() < 64) {
                 itemStack.setAmount(itemStack.getAmount() + item.getAmount());
                 inventory.setItem(i, itemStack);
                 p.updateInventory();

src/de/steamwar/misslewars/MissileWars.java

@@ -25,8 +25,10 @@ import de.steamwar.misslewars.commands.CommandSpectate;
 import de.steamwar.misslewars.countdowns.EndCountdown;
 import de.steamwar.misslewars.countdowns.ItemCountdown;
 import de.steamwar.misslewars.countdowns.WaitingCountdown;
-import de.steamwar.misslewars.items.*;
+import de.steamwar.misslewars.items.CustomItem;
+import de.steamwar.misslewars.items.Missile;
 import de.steamwar.misslewars.listener.*;
+import de.steamwar.misslewars.slowmo.SlowMoRunner;
 import org.bukkit.Bukkit;
 import org.bukkit.ChatColor;
 import org.bukkit.GameMode;
@@ -35,7 +37,6 @@ import org.bukkit.entity.Entity;
 import org.bukkit.entity.Player;
 import org.bukkit.plugin.java.JavaPlugin;
 
-import java.util.List;
 import java.util.Set;
 import java.util.UUID;
 import java.util.stream.Collectors;
@@ -99,6 +100,8 @@ public class MissileWars extends JavaPlugin {
 			fightState = FightState.WAITING;
 			StateDependent.setupState(fightState);
 
+			SlowMoRunner.resetSlowMoTime();
+
 			Set<UUID> uuidList = Bukkit.getOnlinePlayers().stream().map(Entity::getUniqueId).collect(Collectors.toSet());
 			if (!uuidList.contains(Config.RedLeader) || !uuidList.contains(Config.BlueLeader)) {
 				Config.RedLeader = null;

src/de/steamwar/misslewars/scripts/Script.java

@@ -46,7 +46,6 @@ public class Script {
                 if (!runnableScriptList.get(index++).execute(runnableScriptEvent)) return;
             }
         }
-
     }
 
     public void execute(RunnableScriptEvent runnableScriptEvent) {
@@ -84,6 +83,8 @@ public class Script {
                 return new SoundScript(jsonObject);
             case "summon":
                 return new SummonScript(jsonObject);
+            case "slowmo":
+                return new SlowMoScript(jsonObject);
             default:
                 return null;
         }

src/de/steamwar/misslewars/scripts/implemented/SlowMoScript.java

@@ -0,0 +1,44 @@
+/*
+ *
+ *     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.misslewars.scripts.implemented;
+
+import com.google.gson.JsonObject;
+import com.google.gson.JsonPrimitive;
+import de.steamwar.misslewars.scripts.RunnableScript;
+import de.steamwar.misslewars.scripts.RunnableScriptEvent;
+import de.steamwar.misslewars.slowmo.SlowMoRunner;
+
+public class SlowMoScript implements RunnableScript {
+
+    private int slowMoTime = 0;
+
+    public SlowMoScript(JsonObject jsonObject) {
+        JsonPrimitive jsonPrimitive = jsonObject.getAsJsonPrimitive("time");
+        if (jsonPrimitive.isNumber()) slowMoTime = jsonPrimitive.getAsInt();
+    }
+
+    @Override
+    public boolean execute(RunnableScriptEvent runnableScriptEvent) {
+        SlowMoRunner.addSlowMoTime(slowMoTime);
+        return true;
+    }
+}

src/de/steamwar/misslewars/slowmo/SlowMoRunner.java

@@ -0,0 +1,55 @@
+/*
+ *
+ *     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.misslewars.slowmo;
+
+import de.steamwar.misslewars.MissileWars;
+import org.bukkit.Bukkit;
+
+public class SlowMoRunner {
+
+    private static long currentTime = 0;
+    private static long current = 0;
+
+    public static void addSlowMoTime(int time) {
+        currentTime += time;
+    }
+
+    public static void resetSlowMoTime() {
+        currentTime = 0;
+    }
+
+    static {
+        Bukkit.getScheduler().runTaskTimer(MissileWars.getPlugin(), () -> {
+            if(currentTime > 0) {
+                current += 1;
+                if (current % 5 == 0) {
+                    SlowMoUtils.unfreeze();
+                } else {
+                    SlowMoUtils.freeze();
+                }
+                currentTime--;
+            } else {
+                SlowMoUtils.unfreeze();
+            }
+        }, 0, 1);
+    }
+}

src/de/steamwar/misslewars/slowmo/SlowMoUtils.java

@@ -0,0 +1,76 @@
+/*
+ *
+ *     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.misslewars.slowmo;
+
+import com.comphenix.tinyprotocol.Reflection;
+import org.bukkit.Bukkit;
+import org.bukkit.World;
+
+import java.lang.reflect.Field;
+
+public class SlowMoUtils {
+
+    private static final Field field;
+    public static final boolean freezeEnabled;
+
+    private static final Reflection.MethodInvoker getWorldHandle = Reflection.getTypedMethod(Reflection.getClass("{obc}.CraftWorld"), "getHandle", null);
+    private static boolean frozen = false;
+
+    private static final World world;
+
+    static {
+        Field temp;
+        try {
+            temp = Reflection.getClass("{nms.server.level}.WorldServer").getField("freezed");
+        } catch (NoSuchFieldException e) {
+            temp = null;
+        }
+        field = temp;
+        if (field != null) field.setAccessible(true);
+        freezeEnabled = field != null;
+        world = Bukkit.getWorlds().get(0);
+    }
+
+    public static void freeze() {
+        setFreeze(world, true);
+    }
+
+    public static void unfreeze() {
+        setFreeze(world, false);
+    }
+
+    public static boolean frozen() {
+        return freezeEnabled && frozen;
+    }
+
+    private static void setFreeze(World world, boolean state) {
+        if (freezeEnabled) {
+            if (frozen == state) return;
+            try {
+                field.set(getWorldHandle.invoke(world), state);
+                frozen = state;
+            } catch (IllegalAccessException e) {
+                // Ignored;
+            }
+        }
+    }
+}