From 0000000000000000000000000000000000000000 Mon Sep 17 00:00:00 2001
From: William Blake Galbreath <blake.galbreath@gmail.com>
Date: Mon, 23 Aug 2021 20:57:04 -0500
Subject: [PATCH] Chance for azalea blocks to grow into trees naturally


diff --git a/src/main/java/net/minecraft/world/level/block/AzaleaBlock.java b/src/main/java/net/minecraft/world/level/block/AzaleaBlock.java
index affbbf6abc6bc09ecb652c1dee92aa297458bc39..febc05dc39741807127cba4a2a55aaad62b0800c 100644
--- a/src/main/java/net/minecraft/world/level/block/AzaleaBlock.java
+++ b/src/main/java/net/minecraft/world/level/block/AzaleaBlock.java
@@ -50,6 +50,20 @@ public class AzaleaBlock extends BushBlock implements BonemealableBlock {
 
     @Override
     public void performBonemeal(ServerLevel world, RandomSource random, BlockPos pos, BlockState state) {
+        // Purpur start
+        growTree(world, random, pos, state);
+    }
+
+    @Override
+    public void randomTick(net.minecraft.world.level.block.state.BlockState state, ServerLevel world, BlockPos pos, RandomSource random) {
+        double chance = state.getBlock() == Blocks.FLOWERING_AZALEA ? world.purpurConfig.floweringAzaleaGrowthChance : world.purpurConfig.azaleaGrowthChance;
+        if (chance > 0.0D && world.getMaxLocalRawBrightness(pos.above()) > 9 && random.nextDouble() < chance) {
+            growTree(world, random, pos, state);
+        }
+    }
+
+    private void growTree(ServerLevel world, RandomSource random, BlockPos pos, net.minecraft.world.level.block.state.BlockState state) {
+        // Purpur end
         TreeGrower.AZALEA.growTree(world, world.getChunkSource().getGenerator(), pos, state, random);
     }
 
diff --git a/src/main/java/net/minecraft/world/level/block/Blocks.java b/src/main/java/net/minecraft/world/level/block/Blocks.java
index 66a07f7cbf1c1d6ecbe055cbf4f63eb07d93e90c..63d67d46d30ed8ed57cdc0e59b6cb6b75ab22c1f 100644
--- a/src/main/java/net/minecraft/world/level/block/Blocks.java
+++ b/src/main/java/net/minecraft/world/level/block/Blocks.java
@@ -6465,6 +6465,7 @@ public class Blocks {
         BlockBehaviour.Properties.of()
             .mapColor(MapColor.PLANT)
             .forceSolidOff()
+                .randomTicks() // Purpur
             .instabreak()
             .sound(SoundType.AZALEA)
             .noOcclusion()
@@ -6476,6 +6477,7 @@ public class Blocks {
         BlockBehaviour.Properties.of()
             .mapColor(MapColor.PLANT)
             .forceSolidOff()
+                .randomTicks() // Purpur
             .instabreak()
             .sound(SoundType.FLOWERING_AZALEA)
             .noOcclusion()
diff --git a/src/main/java/org/purpurmc/purpur/PurpurWorldConfig.java b/src/main/java/org/purpurmc/purpur/PurpurWorldConfig.java
index 16d2dbafb996932dd99edbe6eea37c7036f4b77e..ea1314eb2ac0f8c1dd681b85951bcdd2cead1bf6 100644
--- a/src/main/java/org/purpurmc/purpur/PurpurWorldConfig.java
+++ b/src/main/java/org/purpurmc/purpur/PurpurWorldConfig.java
@@ -765,6 +765,11 @@ public class PurpurWorldConfig {
         anvilColorsUseMiniMessage = getBoolean("blocks.anvil.use-mini-message", anvilColorsUseMiniMessage);
     }
 
+    public double azaleaGrowthChance = 0.0D;
+    private void azaleaSettings() {
+        azaleaGrowthChance = getDouble("blocks.azalea.growth-chance", azaleaGrowthChance);
+    }
+
     public int beaconLevelOne = 20;
     public int beaconLevelTwo = 30;
     public int beaconLevelThree = 40;
@@ -902,6 +907,11 @@ public class PurpurWorldConfig {
         farmlandTramplingFeatherFalling = getBoolean("blocks.farmland.feather-fall-distance-affects-trampling", farmlandTramplingFeatherFalling);
     }
 
+    public double floweringAzaleaGrowthChance = 0.0D;
+    private void floweringAzaleaSettings() {
+        floweringAzaleaGrowthChance = getDouble("blocks.flowering_azalea.growth-chance", floweringAzaleaGrowthChance);
+    }
+
     public boolean furnaceUseLavaFromUnderneath = false;
     private void furnaceSettings() {
         if (PurpurConfig.version < 17) {