From 0ad8eb443bf91bb3d01f2e8970ff2a1698bba3d8 Mon Sep 17 00:00:00 2001
From: KingRainbow44 <kobedo11@gmail.com>
Date: Sun, 27 Aug 2023 23:29:21 -0400
Subject: [PATCH] Add `PlayerObtainItemEvent`

---
 .../grasscutter/game/inventory/Inventory.java   | 13 +++++++++----
 .../event/player/PlayerObtainItemEvent.java     | 17 +++++++++++++++++
 2 files changed, 26 insertions(+), 4 deletions(-)
 create mode 100644 src/main/java/emu/grasscutter/server/event/player/PlayerObtainItemEvent.java

diff --git a/src/main/java/emu/grasscutter/game/inventory/Inventory.java b/src/main/java/emu/grasscutter/game/inventory/Inventory.java
index 74bd301b8..8f15deb07 100644
--- a/src/main/java/emu/grasscutter/game/inventory/Inventory.java
+++ b/src/main/java/emu/grasscutter/game/inventory/Inventory.java
@@ -1,7 +1,5 @@
 package emu.grasscutter.game.inventory;
 
-import static emu.grasscutter.config.Configuration.INVENTORY_LIMITS;
-
 import emu.grasscutter.Grasscutter;
 import emu.grasscutter.data.GameData;
 import emu.grasscutter.data.common.ItemParamData;
@@ -13,14 +11,18 @@ import emu.grasscutter.game.props.*;
 import emu.grasscutter.game.props.ItemUseAction.UseItemParams;
 import emu.grasscutter.game.quest.enums.QuestContent;
 import emu.grasscutter.net.proto.ItemParamOuterClass.ItemParam;
+import emu.grasscutter.server.event.player.PlayerObtainItemEvent;
 import emu.grasscutter.server.packet.send.*;
 import emu.grasscutter.utils.Utils;
 import it.unimi.dsi.fastutil.ints.*;
 import it.unimi.dsi.fastutil.longs.*;
-import java.util.*;
-import javax.annotation.Nullable;
 import lombok.val;
 
+import javax.annotation.Nullable;
+import java.util.*;
+
+import static emu.grasscutter.config.Configuration.INVENTORY_LIMITS;
+
 public class Inventory extends BasePlayerManager implements Iterable<GameItem> {
     private final Long2ObjectMap<GameItem> store;
     private final Int2ObjectMap<InventoryTab> inventoryTypes;
@@ -121,6 +123,9 @@ public class Inventory extends BasePlayerManager implements Iterable<GameItem> {
         if (result != null) {
             this.triggerAddItemEvents(result);
             getPlayer().sendPacket(new PacketStoreItemChangeNotify(result));
+
+            // Call PlayerObtainItemEvent.
+            new PlayerObtainItemEvent(this.getPlayer(), item).call();
             return true;
         }
 
diff --git a/src/main/java/emu/grasscutter/server/event/player/PlayerObtainItemEvent.java b/src/main/java/emu/grasscutter/server/event/player/PlayerObtainItemEvent.java
new file mode 100644
index 000000000..35f8423fa
--- /dev/null
+++ b/src/main/java/emu/grasscutter/server/event/player/PlayerObtainItemEvent.java
@@ -0,0 +1,17 @@
+package emu.grasscutter.server.event.player;
+
+import emu.grasscutter.game.inventory.GameItem;
+import emu.grasscutter.game.player.Player;
+import emu.grasscutter.server.event.types.PlayerEvent;
+import lombok.Getter;
+
+@Getter
+public final class PlayerObtainItemEvent extends PlayerEvent {
+    private final GameItem item;
+
+    public PlayerObtainItemEvent(Player player, GameItem item) {
+        super(player);
+
+        this.item = item;
+    }
+}