From a7a49fcb72e64ce319729765be8e139af02406e1 Mon Sep 17 00:00:00 2001
From: Teriuihi <teriuihi@alttd.com>
Date: Sun, 24 Sep 2023 05:17:54 +0200
Subject: [PATCH] Double-check a player can't buy the same enchant twice

---
 .../java/com/alttd/fishingevent/gui/windows/UpgradeWindow.java | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/src/main/java/com/alttd/fishingevent/gui/windows/UpgradeWindow.java b/src/main/java/com/alttd/fishingevent/gui/windows/UpgradeWindow.java
index 9d0bfb3..9257b92 100644
--- a/src/main/java/com/alttd/fishingevent/gui/windows/UpgradeWindow.java
+++ b/src/main/java/com/alttd/fishingevent/gui/windows/UpgradeWindow.java
@@ -161,6 +161,9 @@ public class UpgradeWindow extends GUI {
     }
 
     private boolean updateEnchantment(ItemStack fishingRod, EnchantmentData enchantmentData, EnchantmentTrack enchantmentTrack, int newTrackLevel) {
+        if (fishingRod.containsEnchantment(enchantmentData.enchantment()) && fishingRod.getEnchantmentLevel(enchantmentData.enchantment()) == enchantmentData.level()) {
+            return false;
+        }
         fishingRod.addUnsafeEnchantment(enchantmentData.enchantment(), enchantmentData.level());
         ItemMeta itemMeta = fishingRod.getItemMeta();
         PersistentDataContainer persistentDataContainer = itemMeta.getPersistentDataContainer();