feat: add Old Explosion Damage Calculator support(#25)

Co-authored by: MC_XiaoHei <xor7xiaohei@gmail.com>
As a part of : Leaves (https://github.com/LeavesMC/Leaves/blob/3e96b237749a960f297f211d439ffc9ea7fd2381/leaves-server/minecraft-patches/features/0134-Old-wet-tnt-explode-behavior.patch)
Licensed under: GPL-3.0 (https://www.gnu.org/licenses/gpl-3.0.html)

build.gradle.kts

@@ -69,7 +69,6 @@ subprojects {
         options.encoding = Charsets.UTF_8.name()
         options.release = 21
         options.isFork = true
-        options.forkOptions.memoryMaximumSize = "6g" // Prevent OOM during building
     }
     tasks.withType<Javadoc> {
         options.encoding = Charsets.UTF_8.name()

gradle.properties

@@ -2,7 +2,7 @@ group=fun.bm.lophine
 version=1.21.7-R0.1-SNAPSHOT
 mcVersion=1.21.7
 
-luminolRef=83e90d6c0829b505ba89b31b2e7e0b2efae07057
+luminolRef=1ce39bcde942ab2c5972c345fd63f7cc6552b26a
 
 org.gradle.configuration-cache=true
 org.gradle.caching=true

lophine-server/minecraft-patches/features/0005-Add-config-to-enable-datapack-command.patch

@@ -20,13 +20,14 @@ index 0d5ed9602492c8393088954105e9a19032067b8b..e2fc15d84fafde6847ecead23c551694
          DefaultGameModeCommands.register(this.dispatcher);
          //DialogCommand.register(this.dispatcher, context); // Folia - region threading - TODO
 diff --git a/net/minecraft/server/MinecraftServer.java b/net/minecraft/server/MinecraftServer.java
-index c285fb3b0e6d3eeda8d4c9132dbd917f4f8ec20c..8e7c65538290b6bb3650d01652216d75ad65cd1a 100644
+index c285fb3b0e6d3eeda8d4c9132dbd917f4f8ec20c..065f6fcf20939f79b647ffeee63dd4d8f5133bae 100644
 --- a/net/minecraft/server/MinecraftServer.java
 +++ b/net/minecraft/server/MinecraftServer.java
-@@ -2348,6 +2348,14 @@ public abstract class MinecraftServer extends ReentrantBlockableEventLoop<TickTa
+@@ -2348,6 +2348,16 @@ public abstract class MinecraftServer extends ReentrantBlockableEventLoop<TickTa
          return this.reloadResources(selectedIds, io.papermc.paper.event.server.ServerResourcesReloadedEvent.Cause.PLUGIN);
      }
  
++    // Lophine start - region thread skip reload // TODO - add reload support
 +    public void saveDatapacks(Collection<String> selectedIds) {
 +        this.packRepository.setSelected(selectedIds, false); // Paper - add pendingReload flag to determine required pack loading - false as this is *after* a reload (see above)
 +        WorldDataConfiguration worldDataConfiguration = new WorldDataConfiguration(
@@ -34,22 +35,25 @@ index c285fb3b0e6d3eeda8d4c9132dbd917f4f8ec20c..8e7c65538290b6bb3650d01652216d75
 +        );
 +        this.worldData.setDataConfiguration(worldDataConfiguration);
 +    }
++    // Lophine end - region thread skip reload // TODO - add reload support
 +
      public CompletableFuture<Void> reloadResources(Collection<String> selectedIds, io.papermc.paper.event.server.ServerResourcesReloadedEvent.Cause cause) {
          // Paper end - Add ServerResourcesReloadedEvent
          CompletableFuture<Void> completableFuture = CompletableFuture.<ImmutableList>supplyAsync(
 diff --git a/net/minecraft/server/commands/ReloadCommand.java b/net/minecraft/server/commands/ReloadCommand.java
-index b540a3c3a02f7242578a63477e34b9063e86f1d2..d4f8cb40040dcd2a5175845b5faf3b994fc64fac 100644
+index b540a3c3a02f7242578a63477e34b9063e86f1d2..9f0adf157872e1c68cd7752a24eacdc636e8d17a 100644
 --- a/net/minecraft/server/commands/ReloadCommand.java
 +++ b/net/minecraft/server/commands/ReloadCommand.java
-@@ -16,6 +16,10 @@ public class ReloadCommand {
+@@ -16,6 +16,12 @@ public class ReloadCommand {
      private static final Logger LOGGER = LogUtils.getLogger();
  
      public static void reloadPacks(Collection<String> selectedIds, CommandSourceStack source) {
++        // Lophine start - region thread skip reload // TODO - add reload support
 +        if (true) {
 +            source.getServer().saveDatapacks(selectedIds);
 +            return;
-+        } // Lophine - region thread skip reload // TODO - add reload support
++        }
++        // Lophine end - region thread skip reload // TODO - add reload support
          source.getServer().reloadResources(selectedIds, io.papermc.paper.event.server.ServerResourcesReloadedEvent.Cause.COMMAND).exceptionally(throwable -> { // Paper - Add ServerResourcesReloadedEvent
              LOGGER.warn("Failed to execute reload", throwable);
              source.sendFailure(Component.translatable("commands.reload.failure"));

lophine-server/minecraft-patches/features/0012-Old-Explosion-Damage-Calculator.patch

@@ -0,0 +1,21 @@
+From 0000000000000000000000000000000000000000 Mon Sep 17 00:00:00 2001
+From: Helvetica Volubi <suisuroru@blue-millennium.fun>
+Date: Mon, 7 Jul 2025 15:33:57 +0800
+Subject: [PATCH] Old Explosion Damage Calculator
+
+Co-authored by: MC_XiaoHei <xor7xiaohei@gmail.com>
+As a part of : Leaves (https://github.com/LeavesMC/Leaves/blob/3e96b237749a960f297f211d439ffc9ea7fd2381/leaves-server/minecraft-patches/features/0134-Old-wet-tnt-explode-behavior.patch)
+Licensed under: GPL-3.0 (https://www.gnu.org/licenses/gpl-3.0.html)
+
+diff --git a/net/minecraft/world/level/ServerExplosion.java b/net/minecraft/world/level/ServerExplosion.java
+index b3e897a4afee742b5055d652ad7047a660d8ea04..cf8869fac003c73024634078b2f7b36cddda640e 100644
+--- a/net/minecraft/world/level/ServerExplosion.java
++++ b/net/minecraft/world/level/ServerExplosion.java
+@@ -729,6 +729,7 @@ public class ServerExplosion implements Explosion {
+     public boolean shouldAffectBlocklikeEntities() {
+         boolean _boolean = this.level.getGameRules().getBoolean(GameRules.RULE_MOBGRIEFING);
+         boolean flag = this.source == null || this.source.getType() != EntityType.BREEZE_WIND_CHARGE && this.source.getType() != EntityType.WIND_CHARGE;
++        if (fun.bm.lophine.config.modules.misc.OldFeatureConfig.oldExplosionDamageCalculator) flag = flag && (this.source == null || !this.source.isInWater()); // Leaves - Old MC TNT wet explosion no item damage
+         return _boolean ? flag : this.blockInteraction.shouldAffectBlocklikeEntities() && flag;
+     }
+ 

lophine-server/src/main/java/fun/bm/lophine/config/modules/misc/OldFeatureConfig.java

@@ -14,6 +14,9 @@ public class OldFeatureConfig implements IConfigModule {
     @ConfigInfo(baseName = "old_replaceable_by_mushrooms")
     public static boolean oldReplaceableByMushrooms = false;
 
+    @ConfigInfo(baseName = "old_explosion_damage_calculator")
+    public static boolean oldExplosionDamageCalculator = false;
+
     @Override
     public EnumConfigCategory getCategory() {
         return EnumConfigCategory.MISC;