Priority GUI improvements (#3592)

src/main/java/appeng/tile/misc/TileInterface.java

@@ -39,6 +39,7 @@ import net.minecraft.world.World;
 import net.minecraftforge.common.capabilities.Capability;
 import net.minecraftforge.items.IItemHandler;
 
+import appeng.api.AEApi;
 import appeng.api.config.Actionable;
 import appeng.api.config.Upgrades;
 import appeng.api.networking.IGridNode;
@@ -56,6 +57,7 @@ import appeng.api.util.AECableType;
 import appeng.api.util.AEPartLocation;
 import appeng.api.util.DimensionalCoord;
 import appeng.api.util.IConfigManager;
+import appeng.core.sync.GuiBridge;
 import appeng.helpers.DualityInterface;
 import appeng.helpers.IInterfaceHost;
 import appeng.helpers.IPriorityHost;
@@ -358,4 +360,16 @@ public class TileInterface extends AENetworkInvTile implements IGridTickable, II
 		}
 		return super.getCapability( capability, facing );
 	}
+	
+	@Override
+	public ItemStack getItemStackRepresentation()
+	{
+		return AEApi.instance().definitions().blocks().iface().maybeStack( 1 ).orElse( ItemStack.EMPTY );
+	}
+
+	@Override
+	public GuiBridge getGuiBridge()
+	{
+		return GuiBridge.GUI_INTERFACE;
+	}
 }