From 75344e2b6f080de90fd4c3dc7a48cf4bc9a567a0 Mon Sep 17 00:00:00 2001
From: Jules <Jules@DESKTOP-L71PGGQ>
Date: Tue, 29 Oct 2019 20:40:41 +0100
Subject: [PATCH] Player exp gain event

---
 .../api/event/PlayerExperienceGainEvent.java  | 63 +++++++++++++++++++
 .../mmocore/api/player/PlayerData.java        | 12 +++-
 2 files changed, 72 insertions(+), 3 deletions(-)
 create mode 100644 src/main/java/net/Indyuce/mmocore/api/event/PlayerExperienceGainEvent.java

diff --git a/src/main/java/net/Indyuce/mmocore/api/event/PlayerExperienceGainEvent.java b/src/main/java/net/Indyuce/mmocore/api/event/PlayerExperienceGainEvent.java
new file mode 100644
index 00000000..eb740b08
--- /dev/null
+++ b/src/main/java/net/Indyuce/mmocore/api/event/PlayerExperienceGainEvent.java
@@ -0,0 +1,63 @@
+package net.Indyuce.mmocore.api.event;
+
+import org.bukkit.event.Cancellable;
+import org.bukkit.event.HandlerList;
+
+import net.Indyuce.mmocore.api.experience.Profession;
+import net.Indyuce.mmocore.api.player.PlayerData;
+
+public class PlayerExperienceGainEvent extends PlayerDataEvent implements Cancellable {
+	private static final HandlerList handlers = new HandlerList();
+
+	// if null, this is main experience
+	private final Profession profession;
+
+	private int experience;
+	private boolean cancelled;
+
+	public PlayerExperienceGainEvent(PlayerData player, int experience) {
+		this(player, null, experience);
+	}
+
+	public PlayerExperienceGainEvent(PlayerData player, Profession profession, int experience) {
+		super(player);
+
+		this.profession = profession;
+		this.experience = experience;
+	}
+
+	public int getExperience() {
+		return experience;
+	}
+
+	public void setExperience(int experience) {
+		this.experience = experience;
+	}
+
+	@Override
+	public boolean isCancelled() {
+		return cancelled;
+	}
+
+	@Override
+	public void setCancelled(boolean cancelled) {
+		this.cancelled = cancelled;
+	}
+
+	public boolean hasProfession() {
+		return profession != null;
+	}
+
+	public Profession getProfession() {
+		return profession;
+	}
+
+	@Override
+	public HandlerList getHandlers() {
+		return handlers;
+	}
+
+	public static HandlerList getHandlerList() {
+		return handlers;
+	}
+}
diff --git a/src/main/java/net/Indyuce/mmocore/api/player/PlayerData.java b/src/main/java/net/Indyuce/mmocore/api/player/PlayerData.java
index 8d0c498d..72a85df9 100644
--- a/src/main/java/net/Indyuce/mmocore/api/player/PlayerData.java
+++ b/src/main/java/net/Indyuce/mmocore/api/player/PlayerData.java
@@ -29,6 +29,7 @@ import net.Indyuce.mmocore.api.ConfigFile;
 import net.Indyuce.mmocore.api.ConfigMessage;
 import net.Indyuce.mmocore.api.Waypoint;
 import net.Indyuce.mmocore.api.event.PlayerCastSkillEvent;
+import net.Indyuce.mmocore.api.event.PlayerExperienceGainEvent;
 import net.Indyuce.mmocore.api.event.PlayerLevelUpEvent;
 import net.Indyuce.mmocore.api.math.particle.SmallParticleEffect;
 import net.Indyuce.mmocore.api.player.attribute.PlayerAttribute;
@@ -392,8 +393,8 @@ public class PlayerData {
 	}
 
 	public void heal(double heal) {
-		double healAmount = Math.min(player.getHealth() + heal, player.getAttribute(Attribute.GENERIC_MAX_HEALTH).getValue());
-		if(healAmount > 0) getPlayer().setHealth(healAmount);
+		getPlayer().setHealth(Math.max(0,
+				Math.min(player.getHealth() + heal, player.getAttribute(Attribute.GENERIC_MAX_HEALTH).getValue())));
 	}
 
 	public void addFriend(UUID uuid) {
@@ -478,7 +479,12 @@ public class PlayerData {
 		value = MMOCore.plugin.boosterManager.calculateExp(null, value);
 		value *= 1 + getStats().getStat(StatType.ADDITIONAL_EXPERIENCE) / 100;
 
-		experience += value;
+		PlayerExperienceGainEvent event = new PlayerExperienceGainEvent(this, value);
+		Bukkit.getPluginManager().callEvent(event);
+		if (event.isCancelled())
+			return;
+		
+		experience += event.getExperience();
 
 		int needed;
 		boolean check = false;