Add McMMOEntityDamageByRuptureEvent (#4498)

src/main/java/com/gmail/nossr50/events/fake/FakeEntityDamageByEntityEvent.java

@@ -1,9 +1,9 @@
 package com.gmail.nossr50.events.fake;
 
 import com.google.common.base.Function;
-import com.google.common.base.Functions;
 import org.bukkit.entity.Entity;
 import org.bukkit.event.entity.EntityDamageByEntityEvent;
+import org.jetbrains.annotations.NotNull;
 
 import java.util.EnumMap;
 import java.util.Map;
@@ -13,21 +13,21 @@ import java.util.Map;
  */
 public class FakeEntityDamageByEntityEvent extends EntityDamageByEntityEvent implements FakeEvent {
 
-    public FakeEntityDamageByEntityEvent(Entity damager, Entity damagee, DamageCause cause, final Map<DamageModifier, Double> modifiers) {
+    public FakeEntityDamageByEntityEvent(@NotNull Entity damager, @NotNull Entity damagee, @NotNull DamageCause cause, @NotNull final Map<DamageModifier, Double> modifiers) {
         super(damager, damagee, cause, modifiers, getFunctionModifiers(modifiers));
     }
 
     @Deprecated
-    public FakeEntityDamageByEntityEvent(Entity damager, Entity damagee, DamageCause cause, double damage) {
+    public FakeEntityDamageByEntityEvent(@NotNull Entity damager, @NotNull Entity damagee, @NotNull DamageCause cause, double damage) {
         super(damager, damagee, cause, damage);
     }
 
-    public static EnumMap<DamageModifier, Function<? super Double, Double>> getFunctionModifiers(Map<DamageModifier, Double> modifiers) {
+    @NotNull
+    public static EnumMap<DamageModifier, Function<? super Double, Double>> getFunctionModifiers(@NotNull Map<DamageModifier, Double> modifiers) {
         EnumMap<DamageModifier, Function<? super Double, Double>> modifierFunctions = new EnumMap<>(DamageModifier.class);
-        Function<? super Double, Double> ZERO = Functions.constant(-0.0);
 
         for (DamageModifier modifier : modifiers.keySet()) {
-            modifierFunctions.put(modifier, ZERO);
+            modifierFunctions.put(modifier, (o -> -0.0));
         }
 
         return modifierFunctions;

src/main/java/com/gmail/nossr50/events/skills/rupture/McMMOEntityDamageByRuptureEvent.java

@@ -0,0 +1,23 @@
+package com.gmail.nossr50.events.skills.rupture;
+
+import com.gmail.nossr50.datatypes.player.McMMOPlayer;
+import com.google.common.collect.ImmutableMap;
+import org.bukkit.entity.Entity;
+import org.bukkit.event.entity.EntityDamageByEntityEvent;
+import org.jetbrains.annotations.NotNull;
+
+import java.util.EnumMap;
+
+public class McMMOEntityDamageByRuptureEvent extends EntityDamageByEntityEvent {
+	private final McMMOPlayer mcMMODamager;
+
+	public McMMOEntityDamageByRuptureEvent(@NotNull McMMOPlayer damager, @NotNull Entity damagee, double damage) {
+		super(damager.getPlayer(), damagee, DamageCause.CUSTOM, new EnumMap<>(ImmutableMap.of(DamageModifier.BASE, damage)), new EnumMap<>(ImmutableMap.of(DamageModifier.BASE, (o -> -0.0))));
+		this.mcMMODamager = damager;
+	}
+
+	@NotNull
+	public McMMOPlayer getMcMMODamager() {
+		return mcMMODamager;
+	}
+}

src/main/java/com/gmail/nossr50/listeners/EntityListener.java

@@ -8,6 +8,7 @@ import com.gmail.nossr50.datatypes.skills.subskills.interfaces.InteractType;
 import com.gmail.nossr50.events.fake.FakeEntityDamageByEntityEvent;
 import com.gmail.nossr50.events.fake.FakeEntityDamageEvent;
 import com.gmail.nossr50.events.fake.FakeEntityTameEvent;
+import com.gmail.nossr50.events.skills.rupture.McMMOEntityDamageByRuptureEvent;
 import com.gmail.nossr50.mcMMO;
 import com.gmail.nossr50.party.PartyManager;
 import com.gmail.nossr50.skills.archery.Archery;
@@ -290,7 +291,7 @@ public class EntityListener implements Listener {
      */
     @EventHandler(priority = EventPriority.HIGHEST, ignoreCancelled = true)
     public void onEntityDamageByEntity(EntityDamageByEntityEvent event) {
-        if (event instanceof FakeEntityDamageByEntityEvent) {
+        if (event instanceof FakeEntityDamageByEntityEvent || event instanceof McMMOEntityDamageByRuptureEvent) {
             return;
         }
 

src/main/java/com/gmail/nossr50/runnables/skills/RuptureTask.java

@@ -1,6 +1,7 @@
 package com.gmail.nossr50.runnables.skills;
 
 import com.gmail.nossr50.datatypes.player.McMMOPlayer;
+import com.gmail.nossr50.events.skills.rupture.McMMOEntityDamageByRuptureEvent;
 import com.gmail.nossr50.mcMMO;
 import com.gmail.nossr50.util.skills.ParticleEffectUtils;
 import com.google.common.base.Objects;
@@ -45,18 +46,25 @@ public class RuptureTask extends BukkitRunnable {
             if(ruptureTick < expireTick) {
                 //Is it time to damage?
                 if(damageTickTracker >= DAMAGE_TICK_INTERVAL) {
-                    damageTickTracker = 0; //Reset
-                    ParticleEffectUtils.playBleedEffect(targetEntity); //Animate
-
-                    if(targetEntity.getHealth() > 0.01) {
-                        double healthBeforeRuptureIsApplied = targetEntity.getHealth();
-                        double damagedHealth = healthBeforeRuptureIsApplied - calculateAdjustedTickDamage();
-
-                        if(damagedHealth <= 0) {
-                            mcMMO.p.getLogger().severe("DEBUG: Miscalculating Rupture tick damage");
-                        } else {
-                            targetEntity.setHealth(damagedHealth); //Hurt entity without the unwanted side effects of damage()
-                        }
+
+                    damageTickTracker = 0; //Reset timer
+                    double healthBeforeRuptureIsApplied = targetEntity.getHealth();
+
+                    //Ensure victim has health
+                    if (healthBeforeRuptureIsApplied > 0.01) {
+                        //Send a fake damage event
+                        McMMOEntityDamageByRuptureEvent event = new McMMOEntityDamageByRuptureEvent(ruptureSource, targetEntity, calculateAdjustedTickDamage());
+                        mcMMO.p.getServer().getPluginManager().callEvent(event);
+
+                        //Ensure the event wasn't cancelled and damage is still greater than 0
+                        double damage = event.getFinalDamage();
+                        if (event.isCancelled() || damage <= 0 || healthBeforeRuptureIsApplied - damage <= 0)
+                            return;
+
+                        ParticleEffectUtils.playBleedEffect(targetEntity); //Animate
+                        double damagedHealth = healthBeforeRuptureIsApplied - damage;
+
+                        targetEntity.setHealth(damagedHealth); //Hurt entity without the unwanted side effects of damage()}
                     }
                 }
             } else {