Added effects system

config/checkstyle/suppression.xml

@@ -6,22 +6,10 @@
 
 <suppressions>
     <!-- Enchantments don't need javadoc. -->
-    <suppress files="[\\/]enchantments[\\/]ecoenchants[\\/]" checks="MissingJavadocMethod"/>
+    <suppress files="[\\/]effects[\\/]effects[\\/]" checks="MissingJavadocMethod"/>
-    <suppress files="[\\/]enchantments[\\/]ecoenchants[\\/]" checks="JavadocVariable"/>
+    <suppress files="[\\/]effects[\\/]effects[\\/]" checks="JavadocVariable"/>
 
     <!-- Extensions don't need javadoc. -->
     <suppress files="[\\/]eco-extensions[\\/]" checks="MissingJavadocMethod"/>
     <suppress files="[\\/]eco-extensions[\\/]" checks="JavadocVariable"/>
-
-    <!-- Fields don't need javadoc -->
-    <suppress files="EcoEnchants.java" checks="JavadocVariable"/>
-
-    <!-- Modified version of library -->
-    <suppress files="ArmorEquipEvent.java" checks="JavadocVariable"/>
-    <suppress files="ArmorEquipEvent.java" checks="MissingJavadocMethod"/>
-    <suppress files="ArmorEquipEvent.java" checks="JavadocStyle"/>
-    <suppress files="ArmorListener.java" checks="JavadocVariable"/>
-    <suppress files="ArmorListener.java" checks="MissingJavadocMethod"/>
-    <suppress files="ArmorType.java" checks="JavadocVariable"/>
-    <suppress files="ArmorType.java" checks="MissingJavadocMethod"/>
 </suppressions>

eco-core/core-plugin/src/main/java/com/willfp/ecobosses/bosses/EcoBoss.java

@@ -1,11 +1,12 @@
 package com.willfp.ecobosses.bosses;
 
 import com.willfp.eco.internal.config.AbstractUndefinedConfig;
-import com.willfp.eco.util.NumberUtils;
 import com.willfp.eco.util.StringUtils;
 import com.willfp.eco.util.internal.PluginDependent;
 import com.willfp.eco.util.plugin.AbstractEcoPlugin;
 import com.willfp.eco.util.tuples.Pair;
+import com.willfp.ecobosses.bosses.effects.Effect;
+import com.willfp.ecobosses.bosses.effects.Effects;
 import com.willfp.ecobosses.bosses.util.bosstype.BossEntityUtils;
 import com.willfp.ecobosses.bosses.util.bosstype.BossType;
 import com.willfp.ecobosses.bosses.util.obj.*;
@@ -13,6 +14,7 @@ import com.willfp.ecobosses.bosses.util.obj.attacks.EffectOption;
 import com.willfp.ecobosses.bosses.util.obj.attacks.SummonsOption;
 import lombok.AccessLevel;
 import lombok.Getter;
+import org.bukkit.Bukkit;
 import org.bukkit.Location;
 import org.bukkit.Material;
 import org.bukkit.Sound;
@@ -23,7 +25,6 @@ import org.bukkit.configuration.file.YamlConfiguration;
 import org.bukkit.entity.*;
 import org.bukkit.event.entity.EntityDamageEvent;
 import org.bukkit.inventory.ItemStack;
-import org.bukkit.potion.PotionEffect;
 import org.bukkit.potion.PotionEffectType;
 import org.jetbrains.annotations.NotNull;
 
@@ -221,6 +222,11 @@ public class EcoBoss extends PluginDependent {
      */
     private final Map<UUID, LivingEcoBoss> livingBosses;
 
+    /**
+     * The effect names and arguments.
+     */
+    private final Map<String, List<String>> effectNames;
+
     /**
      * Create a new Boss.
      *
@@ -423,11 +429,40 @@ public class EcoBoss extends PluginDependent {
             this.nearbyPlayersCommands.put(string, chance);
         }
 
+        // Effects
+        this.effectNames = new HashMap<>();
+        for (String string : this.getConfig().getStrings("effects")) {
+            String effectName = string.split(":")[0];
+            List<String> args = Arrays.asList(string.replace(effectName + ":", "").split(":"));
+            this.effectNames.put(effectName, args);
+        }
+
+        new HashMap<>(this.effectNames).forEach((string, args) -> {
+            if (Effects.getEffect(string, args) == null) {
+                this.effectNames.remove(string);
+                Bukkit.getLogger().warning("Invalid effect specified in " + this.name);
+            }
+        });
+
         if (this.getConfig().getBool("enabled")) {
             EcoBosses.addBoss(this);
         }
     }
 
+    /**
+     * Create effect tickers for Living Boss.
+     *
+     * @return The effects.
+     */
+    public Set<Effect> createEffectTickers() {
+        Set<Effect> effects = new HashSet<>();
+        this.effectNames.forEach((string, args) -> {
+            effects.add(Effects.getEffect(string, args));
+        });
+
+        return effects;
+    }
+
     /**
      * Spawn the boss.
      *

eco-core/core-plugin/src/main/java/com/willfp/ecobosses/bosses/LivingEcoBoss.java

@@ -82,6 +82,7 @@ public class LivingEcoBoss extends PluginDependent {
                     )
             );
         }
+        this.tickers.addAll(boss.createEffectTickers());
 
 
         AtomicLong currentTick = new AtomicLong(0);

eco-core/core-plugin/src/main/java/com/willfp/ecobosses/bosses/effects/Effect.java

@@ -0,0 +1,33 @@
+package com.willfp.ecobosses.bosses.effects;
+
+import com.willfp.ecobosses.bosses.tick.BossTicker;
+import lombok.Getter;
+import org.bukkit.Bukkit;
+import org.jetbrains.annotations.NotNull;
+
+import java.util.List;
+
+public abstract class Effect implements BossTicker {
+    /**
+     * The effect args.
+     */
+    @Getter
+    private final List<String> args;
+
+    /**
+     * Create a new effect.
+     *
+     * @param args The args.
+     */
+    protected Effect(@NotNull final List<String> args) {
+        this.args = args;
+    }
+
+    public void showConfigError(@NotNull final String message) {
+        Bukkit.getLogger().warning("An effect is configured incorrectly!");
+        Bukkit.getLogger().warning(message);
+        Bukkit.getLogger().warning("Usage: " + getUsage());
+    }
+
+    public abstract String getUsage();
+}

eco-core/core-plugin/src/main/java/com/willfp/ecobosses/bosses/effects/Effects.java

@@ -0,0 +1,30 @@
+package com.willfp.ecobosses.bosses.effects;
+
+import com.willfp.ecobosses.bosses.effects.effects.DamageNearbyPlayers;
+import lombok.experimental.UtilityClass;
+import org.jetbrains.annotations.NotNull;
+import org.jetbrains.annotations.Nullable;
+
+import java.util.List;
+
+@UtilityClass
+public class Effects {
+    /**
+     * Get effect matching name.
+     *
+     * @param name The effect name.
+     * @param args The args.
+     * @return The found effect, or null.
+     */
+    @Nullable
+    public Effect getEffect(@NotNull final String name,
+                            @NotNull final List<String> args) {
+        switch (name.toLowerCase()) {
+            case "damage-nearby-players":
+                return new DamageNearbyPlayers(args);
+
+            default:
+                return null;
+        }
+    }
+}

eco-core/core-plugin/src/main/java/com/willfp/ecobosses/bosses/effects/effects/DamageNearbyPlayers.java

@@ -0,0 +1,52 @@
+package com.willfp.ecobosses.bosses.effects.effects;
+
+import com.willfp.ecobosses.bosses.EcoBoss;
+import com.willfp.ecobosses.bosses.effects.Effect;
+import org.bukkit.entity.Entity;
+import org.bukkit.entity.LivingEntity;
+import org.bukkit.entity.Player;
+import org.jetbrains.annotations.NotNull;
+
+import java.util.List;
+
+public class DamageNearbyPlayers extends Effect {
+    private final int frequency;
+    private final double damage;
+    private final double radius;
+    private final boolean triggerHandler;
+
+    public DamageNearbyPlayers(@NotNull final List<String> args) {
+        super(args);
+
+        if (args.size() < 4) {
+            showConfigError("Incorrect amount of arguments!");
+        }
+
+        frequency = Integer.parseInt(args.get(0));
+        radius = Double.parseDouble(args.get(1));
+        damage = Double.parseDouble(args.get(2));
+        triggerHandler = Boolean.parseBoolean(args.get(3));
+    }
+
+    @Override
+    public String getUsage() {
+        return "damage-nearby-players:<frequency>:<damage>:<radius>:<triggerHandler>";
+    }
+
+    @Override
+    public void tick(@NotNull final EcoBoss boss,
+                     @NotNull final LivingEntity entity,
+                     final long tick) {
+        if (tick % frequency == 0) {
+            for (Entity nearbyEntity : entity.getNearbyEntities(radius, radius, radius)) {
+                if (nearbyEntity instanceof Player) {
+                    if (triggerHandler) {
+                        ((Player) nearbyEntity).damage(damage, entity);
+                    } else {
+                        ((Player) nearbyEntity).damage(damage);
+                    }
+                }
+            }
+        }
+    }
+}

eco-core/core-plugin/src/main/resources/bosses/alpha_wolf.yml

@@ -53,6 +53,7 @@ broadcast:
     - "&f - %third%&f (%third_damage% Damage)"
     - ""
 
+effects: []
 
 defence:
   immunities:

eco-core/core-plugin/src/main/resources/bosses/illusioner.yml

@@ -53,6 +53,7 @@ broadcast:
     - "&f - &9%third%&f (%third_damage% Damage)"
     - ""
 
+effects: [ ]
 
 defence:
   immunities:

eco-core/core-plugin/src/main/resources/bosses/steel_golem.yml

@@ -53,6 +53,7 @@ broadcast:
     - "&f - &8%third%&f (%third_damage% Damage)"
     - ""
 
+effects: []
 
 defence:
   immunities:

eco-core/core-plugin/src/main/resources/bosses/tarantula.yml

@@ -53,6 +53,7 @@ broadcast:
     - "&f - &4%third%&f (%third_damage% Damage)"
     - ""
 
+effects: []
 
 defence:
   immunities: