Re-Implement the switch for 1.18

src/main/java/li/cil/oc2/common/block/Blocks.java

@@ -18,6 +18,7 @@ public final class Blocks {
     public static final RegistryObject<DiskDriveBlock> DISK_DRIVE = BLOCKS.register("disk_drive", DiskDriveBlock::new);
     public static final RegistryObject<NetworkConnectorBlock> NETWORK_CONNECTOR = BLOCKS.register("network_connector", NetworkConnectorBlock::new);
     public static final RegistryObject<NetworkHubBlock> NETWORK_HUB = BLOCKS.register("network_hub", NetworkHubBlock::new);
+    public static final RegistryObject<NetworkSwitchBlock> NETWORK_SWITCH = BLOCKS.register("network_switch", NetworkSwitchBlock::new);
     public static final RegistryObject<RedstoneInterfaceBlock> REDSTONE_INTERFACE = BLOCKS.register("redstone_interface", RedstoneInterfaceBlock::new);
 
     ///////////////////////////////////////////////////////////////////

src/main/java/li/cil/oc2/common/block/NetworkSwitchBlock.java

@@ -0,0 +1,61 @@
+package li.cil.oc2.common.block;
+
+import li.cil.oc2.common.blockentity.BlockEntities;
+import li.cil.oc2.common.blockentity.NetworkHubBlockEntity;
+import net.minecraft.core.BlockPos;
+import net.minecraft.core.Direction;
+import net.minecraft.world.item.context.BlockPlaceContext;
+import net.minecraft.world.level.Level;
+import net.minecraft.world.level.block.Block;
+import net.minecraft.world.level.block.EntityBlock;
+import net.minecraft.world.level.block.HorizontalDirectionalBlock;
+import net.minecraft.world.level.block.SoundType;
+import net.minecraft.world.level.block.entity.BlockEntity;
+import net.minecraft.world.level.block.state.BlockState;
+import net.minecraft.world.level.block.state.StateDefinition;
+import net.minecraft.world.level.material.Material;
+
+import javax.annotation.Nullable;
+
+public final class NetworkSwitchBlock extends HorizontalDirectionalBlock implements EntityBlock {
+    public NetworkSwitchBlock() {
+        super(Properties
+            .of(Material.METAL)
+            .sound(SoundType.METAL)
+            .strength(1.5f, 6.0f));
+        registerDefaultState(getStateDefinition().any().setValue(FACING, Direction.NORTH));
+    }
+
+    ///////////////////////////////////////////////////////////////////
+
+    @Override
+    public BlockState getStateForPlacement(final BlockPlaceContext context) {
+        return super.defaultBlockState().setValue(FACING, context.getHorizontalDirection().getOpposite());
+    }
+
+    @SuppressWarnings("deprecation")
+    @Override
+    public void neighborChanged(final BlockState state, final Level level, final BlockPos pos, final Block changedBlock, final BlockPos changedBlockPos, final boolean isMoving) {
+        final BlockEntity blockEntity = level.getBlockEntity(pos);
+        if (blockEntity instanceof final NetworkHubBlockEntity networkHub) {
+            networkHub.handleNeighborChanged();
+        }
+    }
+
+    ///////////////////////////////////////////////////////////////////
+    // EntityBlock
+
+    @Nullable
+    @Override
+    public BlockEntity newBlockEntity(final BlockPos pos, final BlockState state) {
+        return BlockEntities.NETWORK_HUB.get().create(pos, state);
+    }
+
+    ///////////////////////////////////////////////////////////////////
+
+    @Override
+    protected void createBlockStateDefinition(final StateDefinition.Builder<Block, BlockState> builder) {
+        super.createBlockStateDefinition(builder);
+        builder.add(FACING);
+    }
+}

src/main/java/li/cil/oc2/common/blockentity/BlockEntities.java

@@ -19,6 +19,8 @@ public final class BlockEntities {
     public static final RegistryObject<BlockEntityType<ComputerBlockEntity>> COMPUTER = register(Blocks.COMPUTER, ComputerBlockEntity::new);
     public static final RegistryObject<BlockEntityType<NetworkConnectorBlockEntity>> NETWORK_CONNECTOR = register(Blocks.NETWORK_CONNECTOR, NetworkConnectorBlockEntity::new);
     public static final RegistryObject<BlockEntityType<NetworkHubBlockEntity>> NETWORK_HUB = register(Blocks.NETWORK_HUB, NetworkHubBlockEntity::new);
+    public static final RegistryObject<BlockEntityType<NetworkSwitchBlockEntity>> NETWORK_SWITCH = register(Blocks.NETWORK_SWITCH, NetworkSwitchBlockEntity::new);
+
     public static final RegistryObject<BlockEntityType<DiskDriveBlockEntity>> DISK_DRIVE = register(Blocks.DISK_DRIVE, DiskDriveBlockEntity::new);
     public static final RegistryObject<BlockEntityType<ChargerBlockEntity>> CHARGER = register(Blocks.CHARGER, ChargerBlockEntity::new);
     public static final RegistryObject<BlockEntityType<CreativeEnergyBlockEntity>> CREATIVE_ENERGY = register(Blocks.CREATIVE_ENERGY, CreativeEnergyBlockEntity::new);