Add deathScreen game rule; resolves #734

api/src/main/java/de/erethon/dungeonsxl/api/dungeon/GameRule.java

@@ -81,6 +81,11 @@ public class GameRule<V> {
      * If the food levels of the players change.
      */
     public static final GameRule<Boolean> FOOD_LEVEL = new GameRule<>(Boolean.class, "foodLevel", true);
+    /**
+     * Sets if death screens are enabled. If false, players that would have died are healed and teleported to the respawn location;
+     * their inventory and experience are dropped if {@link #KEEP_INVENTORY_ON_DEATH} is set to false.
+     */
+    public static final GameRule<Boolean> DEATH_SCREEN = new GameRule<>(Boolean.class, "deathScreen", false);
     /**
      * If players may fly.
      */

api/src/main/java/de/erethon/dungeonsxl/api/event/player/GamePlayerDeathEvent.java

@@ -0,0 +1,93 @@
+/*
+ * Copyright (C) 2014-2020 Daniel Saukel
+ *
+ * This library is free software: you can redistribute it and/or modify it under the
+ * terms of the GNU Lesser 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 GNULesser General Public License for more details.
+ *
+ * You should have received a copy of the GNU Lesser General Public License along with
+ * this program. If not, see <http://www.gnu.org/licenses/>.
+ */
+package de.erethon.dungeonsxl.api.event.player;
+
+import de.erethon.dungeonsxl.api.player.GamePlayer;
+import org.bukkit.event.Cancellable;
+import org.bukkit.event.HandlerList;
+
+/**
+ * @author Daniel Saukel
+ */
+public class GamePlayerDeathEvent extends GamePlayerEvent implements Cancellable {
+
+    private static final HandlerList handlers = new HandlerList();
+    private boolean cancelled;
+
+    private boolean keepInventory;
+    private int lostLives;
+
+    public GamePlayerDeathEvent(GamePlayer gamePlayer, boolean keepInventory, int lostLives) {
+        super(gamePlayer);
+        this.lostLives = lostLives;
+        this.keepInventory = keepInventory;
+    }
+
+    /**
+     * If the player's state - including his inventory, EXP etc. - is kept.
+     *
+     * @return if the player's state is kept
+     */
+    public boolean isInventoryKept() {
+        return keepInventory;
+    }
+
+    /**
+     * Sets if the player's state - including his inventory, EXP etc. - is kept.
+     *
+     * @param keepInventory if the player's state is kept
+     */
+    public void setInventoryKept(boolean keepInventory) {
+        this.keepInventory = keepInventory;
+    }
+
+    /**
+     * Returns the amount of lives the player loses.
+     *
+     * @return the amount of lives the player loses
+     */
+    public int getLostLives() {
+        return lostLives;
+    }
+
+    /**
+     * Sets the amount of lives the player loses.
+     *
+     * @param lostLives the lives the player loses
+     */
+    public void setLostLives(int lostLives) {
+        this.lostLives = lostLives;
+    }
+
+    @Override
+    public HandlerList getHandlers() {
+        return handlers;
+    }
+
+    public static HandlerList getHandlerList() {
+        return handlers;
+    }
+
+    @Override
+    public boolean isCancelled() {
+        return cancelled;
+    }
+
+    @Override
+    public void setCancelled(boolean cancelled) {
+        this.cancelled = cancelled;
+    }
+
+}

api/src/main/java/de/erethon/dungeonsxl/api/event/player/GamePlayerEvent.java

@@ -0,0 +1,34 @@
+/*
+ * Copyright (C) 2014-2020 Daniel Saukel
+ *
+ * This library is free software: you can redistribute it and/or modify it under the
+ * terms of the GNU Lesser 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 GNULesser General Public License for more details.
+ *
+ * You should have received a copy of the GNU Lesser General Public License along with
+ * this program. If not, see <http://www.gnu.org/licenses/>.
+ */
+package de.erethon.dungeonsxl.api.event.player;
+
+import de.erethon.dungeonsxl.api.player.GamePlayer;
+
+/**
+ * Superclass for events involving {@link de.erethon.dungeonsxl.api.player.GamePlayer GamePlayers}.
+ *
+ * @author Daniel Saukel
+ */
+public abstract class GamePlayerEvent extends GlobalPlayerEvent {
+
+    public GamePlayerEvent(GamePlayer gamePlayer) {
+        super(gamePlayer);
+    }
+
+    public GamePlayer getGamePlayer() {
+        return (GamePlayer) globalPlayer;
+    }
+
+}

api/src/main/java/de/erethon/dungeonsxl/api/event/player/GlobalPlayerEvent.java

@@ -0,0 +1,55 @@
+/*
+ * Copyright (C) 2014-2020 Daniel Saukel
+ *
+ * This library is free software: you can redistribute it and/or modify it under the
+ * terms of the GNU Lesser 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 GNULesser General Public License for more details.
+ *
+ * You should have received a copy of the GNU Lesser General Public License along with
+ * this program. If not, see <http://www.gnu.org/licenses/>.
+ */
+package de.erethon.dungeonsxl.api.event.player;
+
+import de.erethon.dungeonsxl.api.player.GlobalPlayer;
+import org.bukkit.entity.Player;
+import org.bukkit.event.Event;
+
+/**
+ * Superclass for events involving DungeonsXL players.
+ *
+ * @author Daniel Saukel
+ */
+public abstract class GlobalPlayerEvent extends Event {
+
+    protected GlobalPlayer globalPlayer;
+
+    public GlobalPlayerEvent(GlobalPlayer globalPlayer) {
+        this.globalPlayer = globalPlayer;
+    }
+
+    /**
+     * Returns the GlobalPlayer involved in this event
+     *
+     * @return the GlobalPlayer involved in this event
+     */
+    public GlobalPlayer getGlobalPlayer() {
+        return globalPlayer;
+    }
+
+    /**
+     * Returns the Bukkit Player involved in this event
+     *
+     * @return the Bukkit Player involved in this event
+     */
+    public Player getBukkitPlayer() {
+        if (globalPlayer == null) {
+            return null;
+        }
+        return globalPlayer.getPlayer();
+    }
+
+}

core/src/main/java/de/erethon/dungeonsxl/event/dplayer/instance/game/DGamePlayerDeathEvent.java

@@ -1,88 +0,0 @@
-/*
- * Copyright (C) 2012-2020 Frank Baumann
- *
- * This program is free software: you can redistribute it and/or modify
- * it under the terms of the GNU 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 General Public License for more details.
- *
- * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
- */
-package de.erethon.dungeonsxl.event.dplayer.instance.game;
-
-import de.erethon.dungeonsxl.player.DGamePlayer;
-import org.bukkit.event.Cancellable;
-import org.bukkit.event.HandlerList;
-import org.bukkit.event.entity.PlayerDeathEvent;
-
-/**
- * @author Daniel Saukel
- */
-public class DGamePlayerDeathEvent extends DGamePlayerEvent implements Cancellable {
-
-    private static final HandlerList handlers = new HandlerList();
-    private boolean cancelled;
-
-    private PlayerDeathEvent bukkitEvent;
-    private int lostLives;
-
-    public DGamePlayerDeathEvent(DGamePlayer dPlayer, PlayerDeathEvent bukkitEvent, int lostLives) {
-        super(dPlayer);
-        this.bukkitEvent = bukkitEvent;
-        this.lostLives = lostLives;
-    }
-
-    /**
-     * @return the bukkitEvent
-     */
-    public PlayerDeathEvent getBukkitEvent() {
-        return bukkitEvent;
-    }
-
-    /**
-     * @param bukkitEvent the bukkitEvent to set
-     */
-    public void setBukkitEvent(PlayerDeathEvent bukkitEvent) {
-        this.bukkitEvent = bukkitEvent;
-    }
-
-    /**
-     * @return the lostLives
-     */
-    public int getLostLives() {
-        return lostLives;
-    }
-
-    /**
-     * @param lostLives the lostLives to set
-     */
-    public void setLostLives(int lostLives) {
-        this.lostLives = lostLives;
-    }
-
-    @Override
-    public HandlerList getHandlers() {
-        return handlers;
-    }
-
-    public static HandlerList getHandlerList() {
-        return handlers;
-    }
-
-    @Override
-    public boolean isCancelled() {
-        return cancelled;
-    }
-
-    @Override
-    public void setCancelled(boolean cancelled) {
-        this.cancelled = cancelled;
-    }
-
-}

core/src/main/java/de/erethon/dungeonsxl/player/DGamePlayer.java

@@ -17,6 +17,7 @@
 package de.erethon.dungeonsxl.player;
 
 import de.erethon.caliburn.item.VanillaItem;
+import de.erethon.caliburn.mob.VanillaMob;
 import de.erethon.commons.chat.MessageUtil;
 import de.erethon.commons.player.PlayerUtil;
 import de.erethon.dungeonsxl.DungeonsXL;
@@ -27,6 +28,7 @@ import de.erethon.dungeonsxl.api.dungeon.Game;
 import de.erethon.dungeonsxl.api.dungeon.GameGoal;
 import de.erethon.dungeonsxl.api.dungeon.GameRule;
 import de.erethon.dungeonsxl.api.dungeon.GameRuleContainer;
+import de.erethon.dungeonsxl.api.event.player.GamePlayerDeathEvent;
 import de.erethon.dungeonsxl.api.mob.DungeonMob;
 import de.erethon.dungeonsxl.api.player.GamePlayer;
 import de.erethon.dungeonsxl.api.player.PlayerClass;
@@ -36,7 +38,6 @@ import de.erethon.dungeonsxl.config.DMessage;
 import de.erethon.dungeonsxl.dungeon.DGame;
 import de.erethon.dungeonsxl.event.dplayer.DPlayerKickEvent;
 import de.erethon.dungeonsxl.event.dplayer.instance.DInstancePlayerUpdateEvent;
-import de.erethon.dungeonsxl.event.dplayer.instance.game.DGamePlayerDeathEvent;
 import de.erethon.dungeonsxl.event.dplayer.instance.game.DGamePlayerFinishEvent;
 import de.erethon.dungeonsxl.event.dplayer.instance.game.DGamePlayerRewardEvent;
 import de.erethon.dungeonsxl.event.requirement.RequirementCheckEvent;
@@ -52,6 +53,7 @@ import org.bukkit.GameMode;
 import org.bukkit.Location;
 import org.bukkit.entity.Damageable;
 import org.bukkit.entity.EntityType;
+import org.bukkit.entity.ExperienceOrb;
 import org.bukkit.entity.Player;
 import org.bukkit.entity.Wolf;
 import org.bukkit.event.entity.PlayerDeathEvent;
@@ -744,24 +746,51 @@ public class DGamePlayer extends DInstancePlayer implements GamePlayer {
         if (game == null) {
             return;
         }
+        GameRuleContainer rules = game.getRules();
+        boolean keepInventory = rules.getState(GameRule.KEEP_INVENTORY_ON_DEATH);
 
-        DGamePlayerDeathEvent dPlayerDeathEvent = new DGamePlayerDeathEvent(this, event, 1);
+        GamePlayerDeathEvent dPlayerDeathEvent = new GamePlayerDeathEvent(this, keepInventory, 1);
         Bukkit.getPluginManager().callEvent(dPlayerDeathEvent);
-
         if (dPlayerDeathEvent.isCancelled()) {
             return;
         }
 
-        if (config.areGlobalDeathMessagesDisabled()) {
-            event.setDeathMessage(null);
-        }
-
-        GameRuleContainer rules = game.getRules();
-        if (rules.getState(GameRule.KEEP_INVENTORY_ON_DEATH)) {
+        Location deathLocation = player.getLocation();
+        if (keepInventory && event != null) {
             event.setKeepInventory(true);
             event.getDrops().clear();
             event.setKeepLevel(true);
             event.setDroppedExp(0);
+        } else if (!keepInventory && event == null) {
+            for (ItemStack itemStack : player.getInventory().getContents()) {
+                if (itemStack == null) {
+                    continue;
+                }
+                getWorld().dropItemNaturally(deathLocation, itemStack);
+            }
+            player.getInventory().clear();
+
+            ExperienceOrb orb = (ExperienceOrb) VanillaMob.EXPERIENCE_ORB.toEntity(deathLocation);
+            int expDrop = 7 * player.getLevel();
+            expDrop = expDrop > 100 ? 100 : expDrop;
+            orb.setExperience(expDrop);
+            player.setLevel(player.getLevel() - 7);
+            player.setExp(0);
+        }
+
+        if (event == null) {
+            Location respawn = getLastCheckpoint();
+            if (respawn == null) {
+                respawn = gameWorld.getStartLocation(getGroup());
+            }
+            player.teleport(respawn);
+            heal();
+            if (getWolf() != null) {
+                getWolf().teleport(respawn);
+            }
+
+        } else if (config.areGlobalDeathMessagesDisabled()) {
+            event.setDeathMessage(null);
         }
 
         if (getGroup() != null && dGroup.getLives() != -1) {

core/src/main/java/de/erethon/dungeonsxl/player/DGlobalPlayer.java

@@ -259,6 +259,19 @@ public class DGlobalPlayer implements GlobalPlayer {
         MessageUtil.sendMessage(player, message);
     }
 
+    public void heal() {
+        if (is1_9) {
+            player.setHealth(player.getAttribute(Attribute.GENERIC_MAX_HEALTH).getValue());
+        } else {
+            player.setHealth(player.getMaxHealth());
+        }
+        player.setFoodLevel(20);
+        player.setFireTicks(0);
+        for (PotionEffect effect : player.getActivePotionEffects()) {
+            player.removePotionEffect(effect.getType());
+        }
+    }
+
     @Override
     public void reset(boolean keepInventory) {
         final Location tpLoc = data.getOldLocation().getWorld() != null ? data.getOldLocation() : Bukkit.getWorlds().get(0).getSpawnLocation();

core/src/main/java/de/erethon/dungeonsxl/player/DPlayerListener.java

@@ -101,7 +101,18 @@ public class DPlayerListener implements Listener {
         }
 
         boolean dead = ((LivingEntity) event.getEntity()).getHealth() - event.getFinalDamage() <= 0;
-        if (dead && plugin.getDungeonMob((LivingEntity) event.getEntity()) != null) {
+        if (!dead) {
+            return;
+        }
+        if (event.getEntity() instanceof Player && !gameWorld.getDungeon().getRules().getState(GameRule.DEATH_SCREEN)) {
+            GamePlayer gamePlayer = plugin.getPlayerCache().getGamePlayer((Player) event.getEntity());
+            if (gamePlayer == null) {
+                return;
+            }
+            ((DGamePlayer) gamePlayer).onDeath(null);
+        }
+
+        if (plugin.getDungeonMob((LivingEntity) event.getEntity()) != null) {
             String killer = null;
 
             if (event instanceof EntityDamageByEntityEvent) {