From b6cb82c109212d798f6396c8f2d195e3f7b916c9 Mon Sep 17 00:00:00 2001
From: YoungOnion <39562198+YoungOnionMC@users.noreply.github.com>
Date: Mon, 13 Jul 2026 20:49:09 -0600
Subject: [PATCH] Fix cover opening with empty hand on pipes

---
 src/main/java/com/gregtechceu/gtceu/api/block/PipeBlock.java   | 2 +-
 .../java/com/gregtechceu/gtceu/api/cover/CoverBehavior.java    | 3 +++
 .../gtceu/common/cover/detector/MaintenanceDetectorCover.java  | 2 +-
 3 files changed, 5 insertions(+), 2 deletions(-)

diff --git a/src/main/java/com/gregtechceu/gtceu/api/block/PipeBlock.java b/src/main/java/com/gregtechceu/gtceu/api/block/PipeBlock.java
index 58975ba08df..8e00946bc3b 100644
--- a/src/main/java/com/gregtechceu/gtceu/api/block/PipeBlock.java
+++ b/src/main/java/com/gregtechceu/gtceu/api/block/PipeBlock.java
@@ -352,7 +352,7 @@ public InteractionResult use(BlockState state, Level level, BlockPos pos, Player
         }
 
         Set<GTToolType> types = ToolHelper.getToolTypes(itemStack);
-        if ((!types.isEmpty() && ToolHelper.canUse(itemStack))) {
+        if ((!types.isEmpty() && ToolHelper.canUse(itemStack)) || (types.isEmpty() && player.isShiftKeyDown())) {
             var result = pipeBlockEntity.onToolClick(new ExtendedUseOnContext(player, hand, hit));
             if (result.getSecond() == InteractionResult.CONSUME && player instanceof ServerPlayer serverPlayer) {
                 ToolHelper.playToolSound(result.getFirst(), serverPlayer);
diff --git a/src/main/java/com/gregtechceu/gtceu/api/cover/CoverBehavior.java b/src/main/java/com/gregtechceu/gtceu/api/cover/CoverBehavior.java
index 2ab8efef8fb..71ba21453d0 100644
--- a/src/main/java/com/gregtechceu/gtceu/api/cover/CoverBehavior.java
+++ b/src/main/java/com/gregtechceu/gtceu/api/cover/CoverBehavior.java
@@ -141,6 +141,9 @@ public boolean canConnectRedstone() {
 
     public final Pair<@Nullable GTToolType, InteractionResult> onToolClick(ExtendedUseOnContext context) {
         var toolType = context.getToolType();
+        if (toolType.isEmpty() && context.getPlayer().isShiftKeyDown()) {
+            return Pair.of(null, onScrewdriverClick(context));
+        }
         if (toolType.contains(GTToolType.SCREWDRIVER)) {
             return Pair.of(GTToolType.SCREWDRIVER, onScrewdriverClick(context));
         } else if (toolType.contains(GTToolType.SOFT_MALLET)) {
diff --git a/src/main/java/com/gregtechceu/gtceu/common/cover/detector/MaintenanceDetectorCover.java b/src/main/java/com/gregtechceu/gtceu/common/cover/detector/MaintenanceDetectorCover.java
index c10faa71967..4cb5fe1af96 100644
--- a/src/main/java/com/gregtechceu/gtceu/common/cover/detector/MaintenanceDetectorCover.java
+++ b/src/main/java/com/gregtechceu/gtceu/common/cover/detector/MaintenanceDetectorCover.java
@@ -19,7 +19,7 @@ public boolean canAttach() {
             return false;
         }
 
-        return super.canAttach() && coverHolder instanceof MaintenanceHatchPartMachine;
+        return super.canAttach() && coverHolder.getHolder() instanceof MaintenanceHatchPartMachine;
     }
 
     @Override