Migrate Carpet Mixin names to mojang mappings

src/main/java/carpet/mixins/HopperBlockEntity_counterMixin.java

@@ -0,0 +1,61 @@
+package carpet.mixins;
+
+import carpet.CarpetSettings;
+import org.spongepowered.asm.mixin.Mixin;
+import org.spongepowered.asm.mixin.Shadow;
+import org.spongepowered.asm.mixin.injection.At;
+import org.spongepowered.asm.mixin.injection.Inject;
+import org.spongepowered.asm.mixin.injection.callback.CallbackInfoReturnable;
+import carpet.helpers.HopperCounter;
+import carpet.utils.WoolTool;
+import net.minecraft.core.BlockPos;
+import net.minecraft.world.Container;
+import net.minecraft.world.item.DyeColor;
+import net.minecraft.world.item.ItemStack;
+import net.minecraft.world.level.Level;
+import net.minecraft.world.level.block.HopperBlock;
+import net.minecraft.world.level.block.entity.BlockEntityType;
+import net.minecraft.world.level.block.entity.HopperBlockEntity;
+import net.minecraft.world.level.block.entity.RandomizableContainerBlockEntity;
+import net.minecraft.world.level.block.state.BlockState;
+
+/**
+ * The {@link Mixin} which removes items in a hopper if it points into a wool counter, and calls {@link HopperCounter#add}
+ */
+@Mixin(HopperBlockEntity.class)
+public abstract class HopperBlockEntity_counterMixin extends RandomizableContainerBlockEntity
+{
+    protected HopperBlockEntity_counterMixin(BlockEntityType<?> blockEntityType, BlockPos blockPos, BlockState blockState) {
+        super(blockEntityType, blockPos, blockState);
+    }
+
+    @Shadow public abstract int getContainerSize();
+
+    @Shadow public abstract void setItem(int slot, ItemStack stack);
+
+    /**
+     * A method to remove items from hoppers pointing into wool and count them via {@link HopperCounter#add} method
+     */
+    @Inject(method = "ejectItems", at = @At("HEAD"), cancellable = true)
+    private static void onInsert(Level world, BlockPos blockPos, BlockState blockState, Container inventory, CallbackInfoReturnable<Boolean> cir)
+    {
+        if (CarpetSettings.hopperCounters) {
+            DyeColor wool_color = WoolTool.getWoolColorAtPosition(
+                    world,
+                    blockPos.relative(blockState.getValue(HopperBlock.FACING))); // offset
+            if (wool_color != null)
+            {
+                for (int i = 0; i < inventory.getContainerSize(); ++i)
+                {
+                    if (!inventory.getItem(i).isEmpty())
+                    {
+                        ItemStack itemstack = inventory.getItem(i);//.copy();
+                        HopperCounter.COUNTERS.get(wool_color).add(world.getServer(), itemstack);
+                        inventory.setItem(i, ItemStack.EMPTY);
+                    }
+                }
+                cir.setReturnValue(true);
+            }
+        }
+    }
+}