1 files changed, 45 insertions, 0 deletions
diff --git a/patches/server/0476-Add-PlayerLoomPatternSelectEvent.patch b/patches/server/0476-Add-PlayerLoomPatternSelectEvent.patch
new file mode 100644
index 0000000000..4d74c20681
--- /dev/null
+++ b/patches/server/0476-Add-PlayerLoomPatternSelectEvent.patch
@@ -0,0 +1,45 @@
+From 0000000000000000000000000000000000000000 Mon Sep 17 00:00:00 2001
+From: Jake Potrebic <[email protected]>
+Date: Wed, 25 Nov 2020 16:33:27 -0800
+Subject: [PATCH] Add PlayerLoomPatternSelectEvent
+
+
+diff --git a/src/main/java/net/minecraft/world/inventory/LoomMenu.java b/src/main/java/net/minecraft/world/inventory/LoomMenu.java
+index 4bd720a97da27c4fd97788d4c504c0174f0f6c25..72ad78659a373213ed1f37498754adaf18f1f68b 100644
+--- a/src/main/java/net/minecraft/world/inventory/LoomMenu.java
++++ b/src/main/java/net/minecraft/world/inventory/LoomMenu.java
+@@ -174,8 +174,32 @@ public class LoomMenu extends AbstractContainerMenu {
+     @Override
+     public boolean clickMenuButton(net.minecraft.world.entity.player.Player player, int id) {
+         if (id >= 0 && id < this.selectablePatterns.size()) {
+-            this.selectedBannerPatternIndex.set(id);
+-            this.setupResultSlot((Holder) this.selectablePatterns.get(id));
++            // Paper start - Add PlayerLoomPatternSelectEvent
++            int selectablePatternIndex = id;
++            io.papermc.paper.event.player.PlayerLoomPatternSelectEvent event = new io.papermc.paper.event.player.PlayerLoomPatternSelectEvent((Player) player.getBukkitEntity(), ((CraftInventoryLoom) getBukkitView().getTopInventory()), org.bukkit.craftbukkit.block.banner.CraftPatternType.minecraftHolderToBukkit((this.selectablePatterns.get(selectablePatternIndex))));
++            if (!event.callEvent()) {
++                player.containerMenu.sendAllDataToRemote();
++                return false;
++            }
++            final Holder<BannerPattern> eventPattern = org.bukkit.craftbukkit.block.banner.CraftPatternType.bukkitToMinecraftHolder(event.getPatternType());
++            Holder<BannerPattern> selectedPattern = null;
++            for (int i = 0; i < this.selectablePatterns.size(); i++) {
++                final Holder<BannerPattern> holder = this.selectablePatterns.get(i);
++                if (eventPattern.equals(holder)) {
++                    selectablePatternIndex = i;
++                    selectedPattern = holder;
++                    break;
++                }
++            }
++            if (selectedPattern == null) {
++                selectedPattern = eventPattern;
++                selectablePatternIndex = -1;
++            }
++
++            player.containerMenu.sendAllDataToRemote();
++            this.selectedBannerPatternIndex.set(selectablePatternIndex);
++            this.setupResultSlot(java.util.Objects.requireNonNull(selectedPattern, "selectedPattern was null, this is unexpected"));
++            // Paper end - Add PlayerLoomPatternSelectEvent
+             return true;
+         } else {
+             return false;