feat: restrictive filter

src/main/java/supersymmetry/client/renderer/textures/SusyTextures.java

@@ -4,8 +4,8 @@
 import gregtech.client.renderer.texture.cube.SimpleCubeRenderer;
 import gregtech.client.renderer.texture.cube.SimpleOverlayRenderer;
 import gregtech.client.renderer.texture.cube.SimpleSidedCubeRenderer;
-import supersymmetry.client.renderer.textures.custom.ExtenderRender;
 import gregtech.client.renderer.texture.custom.DrumRenderer;
+import supersymmetry.client.renderer.textures.custom.ExtenderRender;
 
 public class SusyTextures {
 
@@ -84,6 +84,7 @@ public SusyTextures(){
     public static final SimpleOverlayRenderer SILICON_CARBIDE_CASING = new SimpleOverlayRenderer("multiblock_casing/silicon_carbide_casing");
     public static final SimpleOverlayRenderer ULV_STRUCTURAL_CASING = new SimpleOverlayRenderer("multiblock_casing/ulv_structural_casing");
     public static final SimpleOverlayRenderer SLAG_HOT = new SimpleOverlayRenderer("resource/slag_hot");
+    public static final SimpleOverlayRenderer RESTRICTIVE_FILTER_FILTER_OVERLAY = new SimpleOverlayRenderer("cover/overlay_restrictive_filter");
 
     public static final SimpleCubeRenderer MASONRY_BRICK = new SimpleCubeRenderer("gregtech:blocks/multiblock_casing/masonry_brick");
 

src/main/java/supersymmetry/common/covers/CoverRestrictive.java

@@ -0,0 +1,79 @@
+package supersymmetry.common.covers;
+
+import codechicken.lib.render.CCRenderState;
+import codechicken.lib.render.pipeline.IVertexOperation;
+import codechicken.lib.vec.Cuboid6;
+import codechicken.lib.vec.Matrix4;
+import gregtech.api.capability.impl.ItemHandlerDelegate;
+import gregtech.api.cover.CoverBase;
+import gregtech.api.cover.CoverDefinition;
+import gregtech.api.cover.CoverableView;
+import net.minecraft.item.ItemStack;
+import net.minecraft.util.BlockRenderLayer;
+import net.minecraft.util.EnumFacing;
+import net.minecraftforge.common.capabilities.Capability;
+import net.minecraftforge.items.CapabilityItemHandler;
+import net.minecraftforge.items.IItemHandler;
+import org.jetbrains.annotations.NotNull;
+import supersymmetry.client.renderer.textures.SusyTextures;
+
+public class CoverRestrictive extends CoverBase {
+
+    protected ItemHandlerRestrictive itemHandler;
+
+    public CoverRestrictive(@NotNull CoverDefinition definition, @NotNull CoverableView coverableView,
+                            @NotNull EnumFacing attachedSide) {
+        super(definition, coverableView, attachedSide);
+    }
+
+    @Override
+    public boolean canAttach(@NotNull CoverableView coverable, @NotNull EnumFacing enumFacing) {
+        return coverable.getCapability(CapabilityItemHandler.ITEM_HANDLER_CAPABILITY, getAttachedSide()) != null;
+    }
+
+    @Override
+    public <T> T getCapability(@NotNull Capability<T> capability, T defaultValue) {
+        if (capability == CapabilityItemHandler.ITEM_HANDLER_CAPABILITY) {
+            if (defaultValue == null) {
+                return null;
+            }
+            IItemHandler delegate = (IItemHandler) defaultValue;
+            if (itemHandler == null || itemHandler.delegate != delegate) {
+                this.itemHandler = new ItemHandlerRestrictive(delegate);
+            }
+            return CapabilityItemHandler.ITEM_HANDLER_CAPABILITY.cast(itemHandler);
+        }
+        return defaultValue;
+    }
+
+    @Override
+    public boolean canPipePassThrough() {
+        return true;
+    }
+
+    @Override
+    public void renderCover(@NotNull CCRenderState renderState, @NotNull Matrix4 translation, @NotNull IVertexOperation[] pipeline,
+                            @NotNull Cuboid6 plateBox, @NotNull BlockRenderLayer renderLayer) {
+        SusyTextures.RESTRICTIVE_FILTER_FILTER_OVERLAY.renderSided(getAttachedSide(), plateBox, renderState, pipeline, translation);
+    }
+
+    protected static class ItemHandlerRestrictive extends ItemHandlerDelegate {
+
+        public ItemHandlerRestrictive(IItemHandler delegate) {
+            super(delegate);
+        }
+
+        @NotNull
+        @Override
+        public ItemStack insertItem(int slot, @NotNull ItemStack stack, boolean simulate) {
+            if (!stack.isEmpty() && !stack.isItemEqual(delegate.getStackInSlot(slot))) {
+                for (int i = 0; i < getSlots(); i++) {
+                    if (i != slot && stack.isItemEqual(getStackInSlot(i))) {
+                        return super.insertItem(i, stack, simulate);
+                    }
+                }
+            }
+            return super.insertItem(slot, stack, simulate);
+        }
+    }
+}

src/main/java/supersymmetry/common/covers/SuSyCoverBehaviors.java

@@ -22,6 +22,8 @@ public static void init() {
 
         registerBehavior(SuSyUtility.susyId("air_vent"), SuSyMetaItems.AIR_VENT,
                 (definition, coverableView, attachedSide) -> new CoverAirVent(definition, coverableView, attachedSide, 100));
+
+        registerBehavior(SuSyUtility.susyId("restrictive_filter"), SuSyMetaItems.RESTRICTIVE_FILTER, CoverRestrictive::new);
     }
 
 }

src/main/java/supersymmetry/common/item/SuSyMetaItems.java

@@ -21,6 +21,7 @@ public class SuSyMetaItems {
     public static MetaValueItem CONVEYOR_STEAM;
     public static MetaValueItem PUMP_STEAM;
     public static MetaValueItem AIR_VENT;
+    public static MetaValueItem RESTRICTIVE_FILTER;
     public static MetaValueItem TRACK_SEGMENT;
     public static ArmorMetaItem<?>.ArmorMetaValueItem JET_WINGPACK;
 
@@ -58,6 +59,8 @@ private static void initMetaItem() {
         TRACK_SEGMENT = metaItem.addItem(5, "track_segment").addComponents(new TooltipBehavior((lines) -> {
             lines.add(I18n.format("metaitem.track_segment.length_info"));
         }));
+
+        RESTRICTIVE_FILTER = metaItem.addItem(6, "restrictive_filter");
     }
 
     private static void addTieredOredictItem (OreDictValueItem[] items, int id, int RGB, OrePrefix prefix) {

src/main/resources/assets/gregtech/models/item/metaitems/restrictive_filter.json

@@ -0,0 +1,6 @@
+{
+  "parent" : "item/generated",
+  "textures" : {
+    "layer0" : "gregtech:items/metaitems/restrictive_filter"
+  }
+}

src/main/resources/assets/susy/lang/en_us.lang

@@ -797,6 +797,8 @@ cover.conveyor.steam.title=Steam Conveyor Module
 metaitem.pump.steam.name=Steam Pump
 cover.pump.steam.title=Steam Pump
 metaitem.air_vent.name=Air Vent
+metaitem.restrictive_filter.name=Restrictive Filter
+metaitem.restrictive_filter.tooltip=§oHere you may come, but no further.§r §7Job 38:11
 metaitem.air_vent.tooltip=Passively collects a Dimension's Air for your Machines when facing Air
 metaitem.track_segment.name=Monorail Track Segment
 metaitem.track_segment.tooltip=For use in the §8tunnelbore.