From 411498e394b386c6697ac837bb9ee28659873e15 Mon Sep 17 00:00:00 2001
From: Mariell Hoversholm <proximyst@proximyst.com>
Date: Sun, 29 Sep 2024 16:21:26 +0200
Subject: [PATCH] Add PlayerInsertLecternBookEvent

---
 .../world/level/block/LecternBlock.java.patch | 32 +++++++++++++++++--
 1 file changed, 29 insertions(+), 3 deletions(-)

diff --git a/paper-server/patches/sources/net/minecraft/world/level/block/LecternBlock.java.patch b/paper-server/patches/sources/net/minecraft/world/level/block/LecternBlock.java.patch
index 85b8dc7778..a928fea703 100644
--- a/paper-server/patches/sources/net/minecraft/world/level/block/LecternBlock.java.patch
+++ b/paper-server/patches/sources/net/minecraft/world/level/block/LecternBlock.java.patch
@@ -1,6 +1,32 @@
 --- a/net/minecraft/world/level/block/LecternBlock.java
 +++ b/net/minecraft/world/level/block/LecternBlock.java
-@@ -175,6 +175,16 @@
+@@ -153,7 +153,24 @@
+         BlockEntity tileentity = world.getBlockEntity(pos);
+ 
+         if (tileentity instanceof LecternBlockEntity tileentitylectern) {
+-            tileentitylectern.setBook(stack.consumeAndReturn(1, user));
++            // Paper start - Add PlayerInsertLecternBookEvent
++            ItemStack eventSourcedBookStack = null;
++            if (user instanceof final net.minecraft.server.level.ServerPlayer serverPlayer) {
++                final io.papermc.paper.event.player.PlayerInsertLecternBookEvent event = new io.papermc.paper.event.player.PlayerInsertLecternBookEvent(
++                    serverPlayer.getBukkitEntity(),
++                    org.bukkit.craftbukkit.block.CraftBlock.at(world, pos),
++                    org.bukkit.craftbukkit.inventory.CraftItemStack.asCraftMirror(stack.copyWithCount(1))
++                );
++                if (!event.callEvent()) return;
++                eventSourcedBookStack = org.bukkit.craftbukkit.inventory.CraftItemStack.unwrap(event.getBook());
++            }
++            if (eventSourcedBookStack == null) {
++                eventSourcedBookStack = stack.consumeAndReturn(1, user);
++            } else {
++                stack.consume(1, user);
++            }
++            tileentitylectern.setBook(eventSourcedBookStack);
++            // Paper end - Add PlayerInsertLecternBookEvent
+             LecternBlock.resetBookState(user, world, pos, state, true);
+             world.playSound((Player) null, pos, SoundEvents.BOOK_PUT, SoundSource.BLOCKS, 1.0F, 1.0F);
+         }
+@@ -175,6 +192,16 @@
      }
  
      private static void changePowered(Level world, BlockPos pos, BlockState state, boolean powered) {
@@ -17,7 +43,7 @@
          world.setBlock(pos, (BlockState) state.setValue(LecternBlock.POWERED, powered), 3);
          LecternBlock.updateBelow(world, pos, state);
      }
-@@ -206,11 +216,12 @@
+@@ -206,11 +233,12 @@
      }
  
      private void popBook(BlockState state, Level world, BlockPos pos) {
@@ -31,7 +57,7 @@
              float f = 0.25F * (float) enumdirection.getStepX();
              float f1 = 0.25F * (float) enumdirection.getStepZ();
              ItemEntity entityitem = new ItemEntity(world, (double) pos.getX() + 0.5D + (double) f, (double) (pos.getY() + 1), (double) pos.getZ() + 0.5D + (double) f1, itemstack);
-@@ -282,8 +293,7 @@
+@@ -282,8 +310,7 @@
      private void openScreen(Level world, BlockPos pos, Player player) {
          BlockEntity tileentity = world.getBlockEntity(pos);