From 87186be4827a6b7165f21c2a08949f1a094032aa Mon Sep 17 00:00:00 2001
From: FX <fx.e.morin@gmail.com>
Date: Tue, 6 Jul 2021 11:35:49 -0400
Subject: [PATCH] Added Rule: `movingBlocksDestroyPathFix`

---
 README.md                                     | 10 +++++++-
 .../java/carpetfixes/CarpetFixesSettings.java | 10 +++++++-
 .../DirtPathBlock_movingBlockMixin.java       | 25 +++++++++++++++++++
 src/main/resources/carpetfixes.mixins.json    |  1 +
 4 files changed, 44 insertions(+), 2 deletions(-)
 create mode 100644 src/main/java/carpetfixes/mixins/blockFixes/DirtPathBlock_movingBlockMixin.java

diff --git a/README.md b/README.md
index 6cb8d394..1106cf8c 100644
--- a/README.md
+++ b/README.md
@@ -273,11 +273,19 @@ Fixes Explosions being able to destroy item frames in water
 * Type: `boolean`
 * Default value: `false`
 * Required options: `false`,`true`
-* Categories: `CARPETFIXES`,`BUGFIX`,`EXPERIMENTAL`
+* Categories: `CARPETFIXES`,`BUGFIX`
 * Fixes: [MC-3697](https://bugs.mojang.com/browse/MC-3697)
 * Additional notes:
   * Only doing so for Item Frames
 
+## movingBlocksDestroyPathFix
+Fixes Moving Blocks from destroying path blocks
+* Type: `boolean`
+* Default value: `false`
+* Required options: `false`,`true`
+* Categories: `CARPETFIXES`,`BUGFIX`
+* Fixes: [MC-161026](https://bugs.mojang.com/browse/MC-161026)
+
 ## drownedEnchantedTridentsFix
 Makes enchantments work on tridents thrown by drowned
 * Type: `boolean`
diff --git a/src/main/java/carpetfixes/CarpetFixesSettings.java b/src/main/java/carpetfixes/CarpetFixesSettings.java
index 42a640c1..037f42bf 100644
--- a/src/main/java/carpetfixes/CarpetFixesSettings.java
+++ b/src/main/java/carpetfixes/CarpetFixesSettings.java
@@ -331,10 +331,18 @@ public enum PresetSettings {
     @Rule(
             desc = "Fixes Explosions being able to destroy item frames in water",
             extra = "Fixes [MC-3697](https://bugs.mojang.com/browse/MC-3697)",
-            category = {CARPETFIXES,BUGFIX,EXPERIMENTAL}
+            category = {CARPETFIXES,BUGFIX}
     )
     public static boolean explosionBreaksItemFrameInWaterFix = false;
 
+    //by FX - PR0CESS
+    @Rule(
+            desc = "Fixes Moving Blocks from destroying path blocks",
+            extra = "Fixes [MC-161026](https://bugs.mojang.com/browse/MC-161026)",
+            category = {CARPETFIXES,BUGFIX}
+    )
+    public static boolean movingBlocksDestroyPathFix = false;
+
     /*
 
     BACKPORTS
diff --git a/src/main/java/carpetfixes/mixins/blockFixes/DirtPathBlock_movingBlockMixin.java b/src/main/java/carpetfixes/mixins/blockFixes/DirtPathBlock_movingBlockMixin.java
new file mode 100644
index 00000000..6b028758
--- /dev/null
+++ b/src/main/java/carpetfixes/mixins/blockFixes/DirtPathBlock_movingBlockMixin.java
@@ -0,0 +1,25 @@
+package carpetfixes.mixins.blockFixes;
+
+import carpetfixes.CarpetFixesSettings;
+import net.minecraft.block.BlockState;
+import net.minecraft.block.DirtPathBlock;
+import net.minecraft.block.FenceGateBlock;
+import net.minecraft.block.PistonExtensionBlock;
+import net.minecraft.util.math.BlockPos;
+import net.minecraft.world.WorldView;
+import org.spongepowered.asm.mixin.Mixin;
+import org.spongepowered.asm.mixin.injection.At;
+import org.spongepowered.asm.mixin.injection.Inject;
+import org.spongepowered.asm.mixin.injection.callback.CallbackInfoReturnable;
+
+@Mixin(DirtPathBlock.class)
+public class DirtPathBlock_movingBlockMixin {
+
+    @Inject(method= "canPlaceAt(Lnet/minecraft/block/BlockState;Lnet/minecraft/world/WorldView;Lnet/minecraft/util/math/BlockPos;)Z",at=@At("HEAD"),cancellable = true)
+    public void canPlaceAt(BlockState state, WorldView world, BlockPos pos, CallbackInfoReturnable<Boolean> cir) {
+        if (CarpetFixesSettings.movingBlocksDestroyPathFix) {
+            BlockState blockState = world.getBlockState(pos.up());
+            cir.setReturnValue(!blockState.getMaterial().isSolid() || blockState.getBlock() instanceof FenceGateBlock || blockState.getBlock() instanceof PistonExtensionBlock);
+        }
+    }
+}
diff --git a/src/main/resources/carpetfixes.mixins.json b/src/main/resources/carpetfixes.mixins.json
index da3c2ee9..05dbc6c5 100644
--- a/src/main/resources/carpetfixes.mixins.json
+++ b/src/main/resources/carpetfixes.mixins.json
@@ -5,6 +5,7 @@
   "mixins": [
     "backports.AbstractFireBlock_flintAndSteelMixin",
     "backports.PlayerManager_LlamaRidingDupeMixin",
+    "blockFixes.DirtPathBlock_movingBlockMixin",
     "blockFixes.LightningRodBlock_PermanentlyPoweredMixin",
     "blockFixes.PowderSnowBlock_centerCollisionMixin",
     "blockFixes.SlimeBlock_incorrectLogicMixin",