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 fad69dfc20574ab23634b14252b50929cca75b21..7082486f6b760bed2a61938f493d5124722b58e2 100644
--- a/src/main/java/net/minecraft/world/level/block/AzaleaBlock.java
+++ b/src/main/java/net/minecraft/world/level/block/AzaleaBlock.java
@@ -49,6 +49,20 @@ 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 260906f493416d98ab574a7262fce5e9b7e40c64..ce639e4a2d87202a10ef4fc73274c4b2c4e95720 100644
--- a/src/main/java/net/minecraft/world/level/block/Blocks.java
+++ b/src/main/java/net/minecraft/world/level/block/Blocks.java
@@ -7389,6 +7389,7 @@ public class Blocks {
             BlockBehaviour.Properties.of()
                 .mapColor(MapColor.PLANT)
                 .forceSolidOff()
+                .randomTicks() // Purpur
                 .instabreak()
                 .sound(SoundType.AZALEA)
                 .noOcclusion()
@@ -7401,6 +7402,7 @@ 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 c6ed88cfb476fc1298398e691fe89b560d69d295..75d86d50736eba0050547635504083b3aefde1e5 100644
--- a/src/main/java/org/purpurmc/purpur/PurpurWorldConfig.java
+++ b/src/main/java/org/purpurmc/purpur/PurpurWorldConfig.java
@@ -773,6 +773,11 @@ 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;
@@ -910,6 +915,11 @@ 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) {