Purpur/patches/server/0237-options-to-extinguish-fire-blocks-with-snowballs.patch

From 0000000000000000000000000000000000000000 Mon Sep 17 00:00:00 2001
From: granny <granny@pl3x.net>
Date: Thu, 14 Oct 2021 02:05:52 -0700
Subject: [PATCH] options to extinguish fire blocks with snowballs


diff --git a/src/main/java/net/minecraft/world/entity/projectile/Snowball.java b/src/main/java/net/minecraft/world/entity/projectile/Snowball.java
index 74f798baafc53cd7dd1d4f58bc9a3581ba4f21da..c7c10c89871a3ee6d21da4bb19407a68759b3ade 100644
--- a/src/main/java/net/minecraft/world/entity/projectile/Snowball.java
+++ b/src/main/java/net/minecraft/world/entity/projectile/Snowball.java
@@ -58,6 +58,36 @@ public class Snowball extends ThrowableItemProjectile {
         entity.hurt(DamageSource.thrown(this, this.getOwner()), (float)i);
     }
 
+    // Purpur start - borrowed and modified code from ThrownPotion#onHitBlock and ThrownPotion#dowseFire
+    @Override
+    protected void onHitBlock(net.minecraft.world.phys.BlockHitResult blockHitResult) {
+        super.onHitBlock(blockHitResult);
+
+        if (!this.level.isClientSide) {
+            net.minecraft.core.BlockPos blockposition = blockHitResult.getBlockPos();
+            net.minecraft.core.BlockPos blockposition1 = blockposition.relative(blockHitResult.getDirection());
+
+            net.minecraft.world.level.block.state.BlockState iblockdata = this.level.getBlockState(blockposition);
+
+            if (this.level.purpurConfig.snowballExtinguishesFire && this.level.getBlockState(blockposition1).is(net.minecraft.world.level.block.Blocks.FIRE)) {
+                if (!org.bukkit.craftbukkit.event.CraftEventFactory.callEntityChangeBlockEvent(this, blockposition1, net.minecraft.world.level.block.Blocks.AIR.defaultBlockState()).isCancelled()) {
+                    this.level.removeBlock(blockposition1, false);
+                }
+            } else if (this.level.purpurConfig.snowballExtinguishesCandles && net.minecraft.world.level.block.AbstractCandleBlock.isLit(iblockdata)) {
+                if (!org.bukkit.craftbukkit.event.CraftEventFactory.callEntityChangeBlockEvent(this, blockposition, iblockdata.setValue(net.minecraft.world.level.block.AbstractCandleBlock.LIT, false)).isCancelled()) {
+                    net.minecraft.world.level.block.AbstractCandleBlock.extinguish(null, iblockdata, this.level, blockposition);
+                }
+            } else if (this.level.purpurConfig.snowballExtinguishesCampfires && net.minecraft.world.level.block.CampfireBlock.isLitCampfire(iblockdata)) {
+                if (!org.bukkit.craftbukkit.event.CraftEventFactory.callEntityChangeBlockEvent(this, blockposition, iblockdata.setValue(net.minecraft.world.level.block.CampfireBlock.LIT, false)).isCancelled()) {
+                    this.level.levelEvent(null, 1009, blockposition, 0);
+                    net.minecraft.world.level.block.CampfireBlock.dowse(this.getOwner(), this.level, blockposition, iblockdata);
+                    this.level.setBlockAndUpdate(blockposition, iblockdata.setValue(net.minecraft.world.level.block.CampfireBlock.LIT, false));
+                }
+            }
+        }
+    }
+    // Purpur end
+
     @Override
     protected void onHit(HitResult hitResult) {
         super.onHit(hitResult);
diff --git a/src/main/java/org/purpurmc/purpur/PurpurWorldConfig.java b/src/main/java/org/purpurmc/purpur/PurpurWorldConfig.java
index 907962842a93c771fbc2d5f712839da068940632..9066c71e5cfb228b3e4491880c58b8860538e231 100644
--- a/src/main/java/org/purpurmc/purpur/PurpurWorldConfig.java
+++ b/src/main/java/org/purpurmc/purpur/PurpurWorldConfig.java
@@ -231,6 +231,9 @@ public class PurpurWorldConfig {
     public int glowBerriesEatGlowDuration = 0;
     public boolean shulkerBoxItemDropContentsWhenDestroyed = true;
     public boolean compassItemShowsBossBar = false;
+    public boolean snowballExtinguishesFire = false;
+    public boolean snowballExtinguishesCandles = false;
+    public boolean snowballExtinguishesCampfires = false;
     private void itemSettings() {
         itemImmuneToCactus.clear();
         getList("gameplay-mechanics.item.immune.cactus", new ArrayList<>()).forEach(key -> {
@@ -277,6 +280,9 @@ public class PurpurWorldConfig {
         glowBerriesEatGlowDuration = getInt("gameplay-mechanics.item.glow_berries.eat-glow-duration", glowBerriesEatGlowDuration);
         shulkerBoxItemDropContentsWhenDestroyed = getBoolean("gameplay-mechanics.item.shulker_box.drop-contents-when-destroyed", shulkerBoxItemDropContentsWhenDestroyed);
         compassItemShowsBossBar = getBoolean("gameplay-mechanics.item.compass.holding-shows-bossbar", compassItemShowsBossBar);
+        snowballExtinguishesFire = getBoolean("gameplay-mechanics.item.snowball.extinguish.fire", snowballExtinguishesFire);
+        snowballExtinguishesCandles = getBoolean("gameplay-mechanics.item.snowball.extinguish.candles", snowballExtinguishesCandles);
+        snowballExtinguishesCampfires = getBoolean("gameplay-mechanics.item.snowball.extinguish.campfires", snowballExtinguishesCampfires);
     }
 
     public double minecartMaxSpeed = 0.4D;