fix: emptyShulkerBoxStack

src/main/java/com/github/zly2006/carpetslsaddition/mixin/shulker/MixinItemStack.java

@@ -1,23 +1,23 @@
 package com.github.zly2006.carpetslsaddition.mixin.shulker;
 
-import com.github.zly2006.carpetslsaddition.SLSCarpetSettings;
 import com.github.zly2006.carpetslsaddition.util.ShulkerBoxItemUtil;
 import net.minecraft.item.ItemStack;
 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;
+import org.spongepowered.asm.mixin.injection.callback.CallbackInfo;
 
 @Mixin(ItemStack.class)
 public class MixinItemStack {
     @Inject(
-            method = "getMaxCount",
+            method = "capCount",
             at = @At("HEAD"),
             cancellable = true
     )
-    private void getMaxCount(CallbackInfoReturnable<Integer> cir) {
-        if (SLSCarpetSettings.emptyShulkerBoxStack && ShulkerBoxItemUtil.isEmptyShulkerBoxItem((ItemStack) (Object) this)) {
-            cir.setReturnValue(ShulkerBoxItemUtil.SHULKERBOX_MAX_STACK_AMOUNT);
+    private void capCount(int maxCount, CallbackInfo ci) {
+        if (ShulkerBoxItemUtil.isEmptyShulkerBoxItem((ItemStack) (Object) this)) {
+            ci.cancel();
+
         }
     }
 }

src/main/java/com/github/zly2006/carpetslsaddition/mixin/shulker/MixinPlayerInventory.java

@@ -0,0 +1,35 @@
+package com.github.zly2006.carpetslsaddition.mixin.shulker;
+
+import com.github.zly2006.carpetslsaddition.SLSCarpetSettings;
+import com.github.zly2006.carpetslsaddition.util.ShulkerBoxItemUtil;
+import net.minecraft.entity.player.PlayerInventory;
+import net.minecraft.inventory.Inventory;
+import net.minecraft.item.ItemStack;
+import org.spongepowered.asm.mixin.Mixin;
+import org.spongepowered.asm.mixin.injection.At;
+import org.spongepowered.asm.mixin.injection.Redirect;
+
+@Mixin(PlayerInventory.class)
+public abstract class MixinPlayerInventory implements Inventory {
+    @Redirect(
+            method = "canStackAddMore",
+            at = @At(
+                    value = "INVOKE",
+                    target = "Lnet/minecraft/item/ItemStack;isStackable()Z"
+            )
+    )
+    private boolean isStackable(ItemStack instance) {
+        if (SLSCarpetSettings.emptyShulkerBoxStack && ShulkerBoxItemUtil.isEmptyShulkerBoxItem(instance)) {
+            return true;
+        }
+        return instance.isStackable();
+    }
+
+    @Override
+    public int getMaxCount(ItemStack stack) {
+        if (SLSCarpetSettings.emptyShulkerBoxStack && ShulkerBoxItemUtil.isEmptyShulkerBoxItem(stack)) {
+            return ShulkerBoxItemUtil.SHULKERBOX_MAX_STACK_AMOUNT;
+        }
+        return Inventory.super.getMaxCount(stack);
+    }
+}

src/main/java/com/github/zly2006/carpetslsaddition/mixin/shulker/MixinScreenHandler.java

@@ -1,26 +1,35 @@
 package com.github.zly2006.carpetslsaddition.mixin.shulker;
 
 import com.github.zly2006.carpetslsaddition.util.ShulkerBoxItemUtil;
-import com.llamalad7.mixinextras.injector.wrapoperation.Operation;
-import com.llamalad7.mixinextras.injector.wrapoperation.WrapOperation;
 import net.minecraft.item.ItemStack;
 import net.minecraft.screen.ScreenHandler;
 import org.spongepowered.asm.mixin.Mixin;
 import org.spongepowered.asm.mixin.injection.At;
+import org.spongepowered.asm.mixin.injection.Redirect;
 
 @Mixin(ScreenHandler.class)
 public abstract class MixinScreenHandler {
-    @WrapOperation(
-            method = "internalOnSlotClick",
+    @Redirect(
+            method = "*",
             at = @At(
                     value = "INVOKE",
                     target = "Lnet/minecraft/item/ItemStack;areItemsAndComponentsEqual(Lnet/minecraft/item/ItemStack;Lnet/minecraft/item/ItemStack;)Z"
             )
     )
-    private boolean checkEqual(ItemStack stack, ItemStack otherStack, Operation<Boolean> original) {
-        if (ShulkerBoxItemUtil.shulkerBoxEqual(stack, otherStack)) {
-            return true;
-        }
-        return original.call(stack, otherStack);
+    private boolean checkEqual(ItemStack stack, ItemStack otherStack) {
+        if (ShulkerBoxItemUtil.shulkerBoxEqual(stack, otherStack)) return true;
+        return ItemStack.areItemsAndComponentsEqual(stack, otherStack);
+    }
+
+    @Redirect(
+            method = "*",
+            at = @At(
+                    value = "INVOKE",
+                    target = "Lnet/minecraft/item/ItemStack;isStackable()Z"
+            )
+    )
+    private boolean isStackable(ItemStack stack) {
+        if (ShulkerBoxItemUtil.isEmptyShulkerBoxItem(stack)) return true;
+        return stack.isStackable();
     }
 }

src/main/java/com/github/zly2006/carpetslsaddition/mixin/shulker/MixinServerPlayNetworkHandler.java

@@ -0,0 +1,26 @@
+package com.github.zly2006.carpetslsaddition.mixin.shulker;
+
+import com.github.zly2006.carpetslsaddition.SLSCarpetSettings;
+import com.github.zly2006.carpetslsaddition.util.ShulkerBoxItemUtil;
+import net.minecraft.item.ItemStack;
+import net.minecraft.server.network.ServerPlayNetworkHandler;
+import org.spongepowered.asm.mixin.Mixin;
+import org.spongepowered.asm.mixin.injection.At;
+import org.spongepowered.asm.mixin.injection.Redirect;
+
+@Mixin(ServerPlayNetworkHandler.class)
+public class MixinServerPlayNetworkHandler {
+    @Redirect(
+            method = "onCreativeInventoryAction",
+            at = @At(
+                    value = "INVOKE",
+                    target = "Lnet/minecraft/item/ItemStack;getMaxCount()I"
+            )
+    )
+    private int getMaxCount(ItemStack instance) {
+        if (SLSCarpetSettings.emptyShulkerBoxStack && ShulkerBoxItemUtil.isEmptyShulkerBoxItem(instance)) {
+            return ShulkerBoxItemUtil.SHULKERBOX_MAX_STACK_AMOUNT;
+        }
+        return instance.getMaxCount();
+    }
+}

src/main/java/com/github/zly2006/carpetslsaddition/util/ShulkerBoxItemUtil.java

@@ -2,11 +2,8 @@ package com.github.zly2006.carpetslsaddition.util;
 
 import net.minecraft.block.ShulkerBoxBlock;
 import net.minecraft.component.DataComponentTypes;
-import net.minecraft.component.type.NbtComponent;
 import net.minecraft.item.BlockItem;
 import net.minecraft.item.ItemStack;
-import net.minecraft.nbt.NbtList;
-import org.spongepowered.asm.mixin.injection.callback.CallbackInfoReturnable;
 
 import java.util.Objects;
 
@@ -19,8 +16,8 @@ public class ShulkerBoxItemUtil {
                 return true;
             }
             return Objects.equals(
-                    stack.getComponents().filtered(s -> s != DataComponentTypes.BLOCK_ENTITY_DATA),
-                    stack.getComponents().filtered(s -> s != DataComponentTypes.BLOCK_ENTITY_DATA)
+                    stack.getComponents().filtered(s -> s != DataComponentTypes.CONTAINER),
+                    stack.getComponents().filtered(s -> s != DataComponentTypes.CONTAINER)
             );
         }
         return ItemStack.areItemsAndComponentsEqual(stack, otherStack);
@@ -29,11 +26,11 @@ public class ShulkerBoxItemUtil {
     public static boolean isEmptyShulkerBoxItem(ItemStack itemStack) {
         if (itemStack.getItem() instanceof BlockItem &&
                 ((BlockItem) itemStack.getItem()).getBlock() instanceof ShulkerBoxBlock) {
-            NbtComponent tag = itemStack.getComponents().get(DataComponentTypes.BLOCK_ENTITY_DATA);
-            if (tag != null && tag.contains("Items")) {
-                return tag.getNbt().getList("Items", 10).isEmpty();
+            if (itemStack.getComponents().contains(DataComponentTypes.CONTAINER)) {
+                return !itemStack.getComponents().get(DataComponentTypes.CONTAINER).iterateNonEmpty().iterator().hasNext();
+            } else {
+                return true;
             }
-            return true;
         } else {
             return false;
         }

src/main/resources/slsaddition.mixins.json

@@ -25,7 +25,9 @@
     "screen.MixinAnvilScreenHandler",
     "server.MixinMinecraftServer",
     "shulker.MixinItemStack",
+    "shulker.MixinPlayerInventory",
     "shulker.MixinScreenHandler",
+    "shulker.MixinServerPlayNetworkHandler",
     "shulker.MixinSlot",
     "world.MixinSleepManager",
     "world.MixinSpawnHelper",