From 9b84deaab326c84e6cd0278bfcf9e7d245e71e82 Mon Sep 17 00:00:00 2001
From: KingRainbow44 <kobedo11@gmail.com>
Date: Sun, 27 Aug 2023 23:22:18 -0400
Subject: [PATCH] Add `PlayerCompleteQuestEvent`

---
 .../emu/grasscutter/game/quest/GameQuest.java   | 10 ++++++++--
 .../event/player/PlayerCompleteQuestEvent.java  | 17 +++++++++++++++++
 2 files changed, 25 insertions(+), 2 deletions(-)
 create mode 100644 src/main/java/emu/grasscutter/server/event/player/PlayerCompleteQuestEvent.java

diff --git a/src/main/java/emu/grasscutter/game/quest/GameQuest.java b/src/main/java/emu/grasscutter/game/quest/GameQuest.java
index 6a052e85d..2cf59fd2e 100644
--- a/src/main/java/emu/grasscutter/game/quest/GameQuest.java
+++ b/src/main/java/emu/grasscutter/game/quest/GameQuest.java
@@ -12,13 +12,15 @@ import emu.grasscutter.game.quest.enums.*;
 import emu.grasscutter.net.proto.ChapterStateOuterClass;
 import emu.grasscutter.net.proto.QuestOuterClass.Quest;
 import emu.grasscutter.scripts.data.SceneGroup;
+import emu.grasscutter.server.event.player.PlayerCompleteQuestEvent;
 import emu.grasscutter.server.packet.send.*;
 import emu.grasscutter.utils.Utils;
 import it.unimi.dsi.fastutil.ints.IntIntImmutablePair;
-import java.util.*;
-import javax.script.Bindings;
 import lombok.*;
 
+import javax.script.Bindings;
+import java.util.*;
+
 @Entity
 public class GameQuest {
     @Transient @Getter @Setter private GameMainQuest mainQuest;
@@ -195,6 +197,10 @@ public class GameQuest {
     }
 
     public void finish() {
+        // Call PlayerCompleteQuestEvent.
+        var event = new PlayerCompleteQuestEvent(this.getOwner(), this);
+        if (!event.call()) return;
+
         // Check if the quest has been finished.
         synchronized (this) {
             if (this.state == QuestState.QUEST_STATE_FINISHED) {
diff --git a/src/main/java/emu/grasscutter/server/event/player/PlayerCompleteQuestEvent.java b/src/main/java/emu/grasscutter/server/event/player/PlayerCompleteQuestEvent.java
new file mode 100644
index 000000000..255d1b281
--- /dev/null
+++ b/src/main/java/emu/grasscutter/server/event/player/PlayerCompleteQuestEvent.java
@@ -0,0 +1,17 @@
+package emu.grasscutter.server.event.player;
+
+import emu.grasscutter.game.player.Player;
+import emu.grasscutter.game.quest.GameQuest;
+import emu.grasscutter.server.event.Cancellable;
+import emu.grasscutter.server.event.types.PlayerEvent;
+import lombok.Getter;
+
+public final class PlayerCompleteQuestEvent extends PlayerEvent implements Cancellable {
+    @Getter private final GameQuest quest;
+
+    public PlayerCompleteQuestEvent(Player player, GameQuest quest) {
+        super(player);
+
+        this.quest = quest;
+    }
+}