From 0000000000000000000000000000000000000000 Mon Sep 17 00:00:00 2001
From: Jason Penilla <11360596+jpenilla@users.noreply.github.com>
Date: Fri, 3 Dec 2021 17:09:24 -0800
Subject: [PATCH] Fix Spigot growth modifiers

Fixes kelp modifier changing growth for other crops
Also add growth modifiers for glow berries
Also fix above-mentioned modifiers from having the reverse effect

Co-authored-by: Jake Potrebic <jake.m.potrebic@gmail.com>
Co-authored-by: Noah van der Aa <ndvdaa@gmail.com>

diff --git a/src/main/java/net/minecraft/world/level/block/CaveVinesBlock.java b/src/main/java/net/minecraft/world/level/block/CaveVinesBlock.java
index 7d9056f9d841fbbdeaf1e323d818f2f1267b47e8..4940e101250874111e9c55aeb5b87b28602246f0 100644
--- a/src/main/java/net/minecraft/world/level/block/CaveVinesBlock.java
+++ b/src/main/java/net/minecraft/world/level/block/CaveVinesBlock.java
@@ -47,9 +47,17 @@ public class CaveVinesBlock extends GrowingPlantHeadBlock implements Bonemealabl
 
     @Override
     protected BlockState getGrowIntoState(BlockState state, RandomSource random) {
-        return (BlockState) super.getGrowIntoState(state, random).setValue(CaveVinesBlock.BERRIES, random.nextFloat() < 0.11F);
+        // Paper start
+        return this.getGrowIntoState(state, random, null);
     }
 
+    @Override
+    protected BlockState getGrowIntoState(BlockState state, RandomSource random, @javax.annotation.Nullable Level level) {
+        final boolean value = random.nextFloat() < (level != null ? (0.11F * (level.spigotConfig.glowBerryModifier / 100.0F)) : 0.11F);
+        return (BlockState) super.getGrowIntoState(state, random).setValue(CaveVinesBlock.BERRIES, value);
+    }
+    // Paper end
+
     @Override
     public ItemStack getCloneItemStack(BlockGetter world, BlockPos pos, BlockState state) {
         return new ItemStack(Items.GLOW_BERRIES);
diff --git a/src/main/java/net/minecraft/world/level/block/GrowingPlantHeadBlock.java b/src/main/java/net/minecraft/world/level/block/GrowingPlantHeadBlock.java
index 4e30917fbc5c539fefc8dc391b902241f7c5ad35..b7517d1e8a5d5eb719de5eda424b7dd2449f1182 100644
--- a/src/main/java/net/minecraft/world/level/block/GrowingPlantHeadBlock.java
+++ b/src/main/java/net/minecraft/world/level/block/GrowingPlantHeadBlock.java
@@ -56,12 +56,18 @@ public abstract class GrowingPlantHeadBlock extends GrowingPlantBlock implements
             BlockPos blockposition1 = pos.relative(this.growthDirection);
 
             if (this.canGrowInto(world.getBlockState(blockposition1))) {
-                org.bukkit.craftbukkit.event.CraftEventFactory.handleBlockSpreadEvent(world, pos, blockposition1, this.getGrowIntoState(state, world.random)); // CraftBukkit
+                org.bukkit.craftbukkit.event.CraftEventFactory.handleBlockSpreadEvent(world, pos, blockposition1, this.getGrowIntoState(state, world.random, world)); // CraftBukkit // Paper
             }
         }
 
     }
 
+    // Paper start
+    protected BlockState getGrowIntoState(BlockState state, RandomSource random, @javax.annotation.Nullable Level level) {
+        return this.getGrowIntoState(state, random);
+    }
+    // Paper end
+
     protected BlockState getGrowIntoState(BlockState state, RandomSource random) {
         return (BlockState) state.cycle(GrowingPlantHeadBlock.AGE);
     }
diff --git a/src/main/java/org/spigotmc/SpigotWorldConfig.java b/src/main/java/org/spigotmc/SpigotWorldConfig.java
index 102b038e2566cba4f259a61e502ff0808c47234c..6bcc46795d1f78746192cc107c4a1f61580ec3c5 100644
--- a/src/main/java/org/spigotmc/SpigotWorldConfig.java
+++ b/src/main/java/org/spigotmc/SpigotWorldConfig.java
@@ -106,6 +106,7 @@ public class SpigotWorldConfig
     public int twistingVinesModifier;
     public int weepingVinesModifier;
     public int caveVinesModifier;
+    public int glowBerryModifier; // Paper
     private int getAndValidateGrowth(String crop)
     {
         int modifier = this.getInt( "growth." + crop.toLowerCase(java.util.Locale.ENGLISH) + "-modifier", 100 );
@@ -139,6 +140,7 @@ public class SpigotWorldConfig
         this.twistingVinesModifier = this.getAndValidateGrowth( "TwistingVines" );
         this.weepingVinesModifier = this.getAndValidateGrowth( "WeepingVines" );
         this.caveVinesModifier = this.getAndValidateGrowth( "CaveVines" );
+        this.glowBerryModifier = this.getAndValidateGrowth("GlowBerry"); // Paper
     }
 
     public double itemMerge;