From 0000000000000000000000000000000000000000 Mon Sep 17 00:00:00 2001
From: lexikiq <noellekiq@gmail.com>
Date: Thu, 1 Jul 2021 21:36:03 -0400
Subject: [PATCH] Add BlockDropResourcesEvent

Adds an event which allows plugin developers
to easily get the items being dropped by any
block instead of only blocks broken by players.

diff --git a/src/main/java/net/minecraft/world/level/block/Block.java b/src/main/java/net/minecraft/world/level/block/Block.java
index 8c30e28b97ac7e8b54322c903e0b75ee8135620b..4ca85a02a1eb46b5958aae55946c67cefb85f461 100644
--- a/src/main/java/net/minecraft/world/level/block/Block.java
+++ b/src/main/java/net/minecraft/world/level/block/Block.java
@@ -306,7 +306,7 @@ public class Block extends BlockBehaviour implements ItemLike {
         ServerLevel worldserver = lootContext.getLevel();
         BlockPos blockposition = new BlockPos((Vec3) lootContext.getParameter(LootContextParams.ORIGIN));
 
-        state.getDrops(lootContext).forEach((itemstack) -> {
+        org.bukkit.craftbukkit.event.CraftEventFactory.callBlockDropResourcesEvent(worldserver, blockposition, state.getDrops(lootContext)).forEach((itemstack) -> { // Parchment
             Block.popResource((Level) worldserver, blockposition, itemstack);
         });
         state.spawnAfterBreak(worldserver, blockposition, ItemStack.EMPTY);
@@ -314,7 +314,7 @@ public class Block extends BlockBehaviour implements ItemLike {
 
     public static void dropResources(BlockState state, Level world, BlockPos pos) {
         if (world instanceof ServerLevel) {
-            Block.getDrops(state, (ServerLevel) world, pos, (BlockEntity) null).forEach((itemstack) -> {
+            org.bukkit.craftbukkit.event.CraftEventFactory.callBlockDropResourcesEvent(world, pos, Block.getDrops(state, (ServerLevel) world, pos, (BlockEntity) null)).forEach((itemstack) -> { // Parchment
                 Block.popResource(world, pos, itemstack);
             });
             state.spawnAfterBreak((ServerLevel) world, pos, ItemStack.EMPTY);
@@ -324,7 +324,7 @@ public class Block extends BlockBehaviour implements ItemLike {
 
     public static void dropResources(BlockState state, LevelAccessor world, BlockPos pos, @Nullable BlockEntity blockEntity) {
         if (world instanceof ServerLevel) {
-            Block.getDrops(state, (ServerLevel) world, pos, blockEntity).forEach((itemstack) -> {
+            org.bukkit.craftbukkit.event.CraftEventFactory.callBlockDropResourcesEvent(world, pos, Block.getDrops(state, (ServerLevel) world, pos, blockEntity)).forEach((itemstack) -> { // Parchment
                 Block.popResource((Level) ((ServerLevel) world), pos, itemstack);
             });
             state.spawnAfterBreak((ServerLevel) world, pos, ItemStack.EMPTY);
@@ -351,7 +351,7 @@ public class Block extends BlockBehaviour implements ItemLike {
 
     public static void dropResources(BlockState state, Level world, BlockPos pos, @Nullable BlockEntity blockEntity, Entity entity, ItemStack stack) {
         if (world instanceof ServerLevel) {
-            Block.getDrops(state, (ServerLevel) world, pos, blockEntity, entity, stack).forEach((itemstack1) -> {
+            org.bukkit.craftbukkit.event.CraftEventFactory.callBlockDropResourcesEvent(world, pos, Block.getDrops(state, (ServerLevel) world, pos, blockEntity, entity, stack)).forEach((itemstack1) -> { // Parchment
                 Block.popResource(world, pos, itemstack1);
             });
             state.spawnAfterBreak((ServerLevel) world, pos, stack);
diff --git a/src/main/java/org/bukkit/craftbukkit/event/CraftEventFactory.java b/src/main/java/org/bukkit/craftbukkit/event/CraftEventFactory.java
index a3245218525f538aaba00c72f3500880853dd9d0..760d35356591380a3e4a5cbd71ebe2ce13050dbc 100644
--- a/src/main/java/org/bukkit/craftbukkit/event/CraftEventFactory.java
+++ b/src/main/java/org/bukkit/craftbukkit/event/CraftEventFactory.java
@@ -1954,5 +1954,11 @@ public class CraftEventFactory {
         final double posZ = pos.getZ();
         playSoundEvent(event, packet -> playerList.broadcast(player, posX, posY, posZ, radius, world, packet));
     }
+
+    public static List<ItemStack> callBlockDropResourcesEvent(LevelAccessor world, BlockPos pos, List<ItemStack> items) {
+        me.lexikiq.event.block.BlockDropResourcesEvent event = new me.lexikiq.event.block.BlockDropResourcesEvent(CraftBlock.at(world, pos), items.stream().map(CraftItemStack::asBukkitCopy).collect(Collectors.toCollection(ArrayList::new)));
+        event.callEvent();
+        return event.getResources().stream().map(CraftItemStack::asNMSCopy).collect(Collectors.toList());
+    }
     // Parchment end
 }