Lophine/lophine-server/minecraft-patches/features/0031-Leaves-Alternative-block-placement-Protocol.patch

From 0000000000000000000000000000000000000000 Mon Sep 17 00:00:00 2001
From: violetc <58360096+s-yh-china@users.noreply.github.com>
Date: Mon, 3 Feb 2025 13:51:26 +0800
Subject: [PATCH] Leaves: Alternative block placement Protocol

Co-authored by: violetc <58360096+s-yh-china@users.noreply.github.com>
As a part of : Leaves (https://github.com/LeavesMC/Leaves)
Licensed under: MIT

This patch is Powered by
carpet-extra(https://github.com/gnembon/carpet-extra)
MasaGadget(https://github.com/plusls/MasaGadget)
litematica(https://github.com/maruohon/litematica)

diff --git a/net/minecraft/server/network/ServerGamePacketListenerImpl.java b/net/minecraft/server/network/ServerGamePacketListenerImpl.java
index 9be4bc9e78c22c12ba594b16dac6901023f0fd47..3d9c26bc8cc14e98310f557f351871b082e5023e 100644
--- a/net/minecraft/server/network/ServerGamePacketListenerImpl.java
+++ b/net/minecraft/server/network/ServerGamePacketListenerImpl.java
@@ -2087,7 +2087,7 @@ public class ServerGamePacketListenerImpl
                 if (ca.spottedleaf.moonrise.common.util.TickThread.isTickThreadFor(this.player.level(), blockPos.getX() >> 4, blockPos.getZ() >> 4, 8) && this.player.canInteractWithBlock(blockPos, 1.0)) { // Folia - do not allow players to interact with blocks outside the current region
                     Vec3 vec3 = location.subtract(Vec3.atCenterOf(blockPos));
                     double d = 1.0000001;
-                    if (Math.abs(vec3.x()) < 1.0000001 && Math.abs(vec3.y()) < 1.0000001 && Math.abs(vec3.z()) < 1.0000001) {
+                    if (fun.bm.lophine.config.modules.function.protocol.AlternativeBlockPlacementProtocolConfig.needIgnoreDistance() ||Math.abs(vec3.x()) < 1.0000001 && Math.abs(vec3.y()) < 1.0000001 && Math.abs(vec3.z()) < 1.0000001) { // Leaves - disableDistanceCheckForUseItem
                         Direction direction = hitResult.getDirection();
                         this.player.resetLastActionTime();
                         int maxY = this.player.level().getMaxY();
diff --git a/net/minecraft/world/item/BlockItem.java b/net/minecraft/world/item/BlockItem.java
index 6db566adf2d0df1d26221eda04aa01738df6d3d2..8f112f382190d606a87f38da8bcdf8dd5f31d1c5 100644
--- a/net/minecraft/world/item/BlockItem.java
+++ b/net/minecraft/world/item/BlockItem.java
@@ -149,7 +149,7 @@ public class BlockItem extends Item {
 
     @Nullable
     protected BlockState getPlacementState(BlockPlaceContext context) {
-        BlockState stateForPlacement = this.getBlock().getStateForPlacement(context);
+        BlockState stateForPlacement = this.getBlock().getRealStateForPlacement(context); // Leaves - alternativeBlockPlacement
         return stateForPlacement != null && this.canPlace(context, stateForPlacement) ? stateForPlacement : null;
     }
 
diff --git a/net/minecraft/world/item/StandingAndWallBlockItem.java b/net/minecraft/world/item/StandingAndWallBlockItem.java
index 12c6c8aeec89a0a55633c62fe98f5a3aa75fd476..1f0e7c391d02b18e2c89700025713ec3d759f2ea 100644
--- a/net/minecraft/world/item/StandingAndWallBlockItem.java
+++ b/net/minecraft/world/item/StandingAndWallBlockItem.java
@@ -27,14 +27,14 @@ public class StandingAndWallBlockItem extends BlockItem {
     @Nullable
     @Override
     protected BlockState getPlacementState(BlockPlaceContext context) {
-        BlockState stateForPlacement = this.wallBlock.getStateForPlacement(context);
+        BlockState stateForPlacement = this.wallBlock.getRealStateForPlacement(context); // Leaves - alternativeBlockPlacement
         BlockState blockState = null;
         LevelReader level = context.getLevel();
         BlockPos clickedPos = context.getClickedPos();
 
         for (Direction direction : context.getNearestLookingDirections()) {
             if (direction != this.attachmentDirection.getOpposite()) {
-                BlockState blockState1 = direction == this.attachmentDirection ? this.getBlock().getStateForPlacement(context) : stateForPlacement;
+                BlockState blockState1 = direction == this.attachmentDirection ? this.getBlock().getRealStateForPlacement(context) : stateForPlacement; // Leaves - alternativeBlockPlacement
                 if (blockState1 != null && this.canPlace(level, blockState1, clickedPos)) {
                     blockState = blockState1;
                     break;
diff --git a/net/minecraft/world/level/block/Block.java b/net/minecraft/world/level/block/Block.java
index 644b9fab1d6729bf3964ebee0d6e9c46f89b8c46..634bdb554dfe757c3c9f13a79c3f644d8be4e3ea 100644
--- a/net/minecraft/world/level/block/Block.java
+++ b/net/minecraft/world/level/block/Block.java
@@ -439,6 +439,33 @@ public class Block extends BlockBehaviour implements ItemLike {
     public void stepOn(Level level, BlockPos pos, BlockState state, Entity entity) {
     }
 
+    // Leaves start - alternativeBlockPlacement
+    @Nullable
+    public BlockState getRealStateForPlacement(BlockPlaceContext ctx) {
+        BlockState vanillaState = this.getStateForPlacement(ctx);
+        switch (fun.bm.lophine.config.modules.function.protocol.AlternativeBlockPlacementProtocolConfig.alternativeBlockPlacement) {
+            case fun.bm.lophine.enums.EnumAlternativePlaceType.CARPET -> {
+                BlockState tryState = org.leavesmc.leaves.protocol.CarpetAlternativeBlockPlacement.alternativeBlockPlacement(this, ctx);
+                if (tryState != null) {
+                    return tryState;
+                }
+            }
+            case fun.bm.lophine.enums.EnumAlternativePlaceType.CARPET_FIX -> {
+                BlockState tryState = org.leavesmc.leaves.protocol.CarpetAlternativeBlockPlacement.alternativeBlockPlacementFix(this, ctx);
+                if (tryState != null) {
+                    return tryState;
+                }
+            }
+            case fun.bm.lophine.enums.EnumAlternativePlaceType.LITEMATICA -> {
+                if (vanillaState != null) {
+                    return org.leavesmc.leaves.protocol.LitematicaEasyPlaceProtocol.applyPlacementProtocol(vanillaState, ctx);
+                }
+            }
+        }
+        return vanillaState;
+    }
+    // Leaves end - alternativeBlockPlacement
+
     @Nullable
     public BlockState getStateForPlacement(BlockPlaceContext context) {
         return this.defaultBlockState();