Move face device block logic to separate base class

The extractor currently isn't considered a "face block" because its
network connection is always in the opposite direction of its facing,
unlike the interace.

src/main/kotlin/net/shadowfacts/phycon/network/FaceDeviceBlock.kt

@@ -0,0 +1,102 @@
+package net.shadowfacts.phycon.network
+
+import net.minecraft.block.Block
+import net.minecraft.block.BlockState
+import net.minecraft.block.ShapeContext
+import net.minecraft.item.ItemPlacementContext
+import net.minecraft.state.StateManager
+import net.minecraft.state.property.EnumProperty
+import net.minecraft.state.property.Properties
+import net.minecraft.util.math.BlockPos
+import net.minecraft.util.math.Direction
+import net.minecraft.util.shape.VoxelShape
+import net.minecraft.util.shape.VoxelShapes
+import net.minecraft.world.BlockView
+import net.minecraft.world.World
+import net.minecraft.world.WorldAccess
+import net.shadowfacts.phycon.api.Interface
+import net.shadowfacts.phycon.api.NetworkComponentBlock
+import net.shadowfacts.phycon.network.block.cable.CableBlock
+import java.util.*
+
+
+/**
+ * @author shadowfacts
+ */
+abstract class FaceDeviceBlock<T: DeviceBlockEntity>(settings: Settings): DeviceBlock<T>(settings) {
+	companion object {
+		val FACING = Properties.FACING
+		val CABLE_CONNECTION = EnumProperty.of("cable_connection", Direction::class.java)
+	}
+
+	protected abstract val faceThickness: Double
+	protected abstract val faceShapes: Map<Direction, VoxelShape>
+	private val centerShapes: Map<Direction, VoxelShape> by lazy {
+		mapOf(
+			Direction.DOWN to createCuboidShape(6.0, faceThickness, 6.0, 10.0, 10.0, 10.0),
+			Direction.UP to createCuboidShape(6.0, 6.0, 6.0, 10.0, 16.0 - faceThickness, 10.0),
+			Direction.NORTH to createCuboidShape(6.0, 6.0, faceThickness, 10.0, 10.0, 10.0),
+			Direction.SOUTH to createCuboidShape(6.0, 6.0, 6.0, 10.0, 10.0, 16.0 - faceThickness),
+			Direction.WEST to createCuboidShape(faceThickness, 6.0, 6.0, 10.0, 10.0, 10.0),
+			Direction.EAST to createCuboidShape(6.0, 6.0, 6.0, 16.0 - faceThickness, 10.0, 10.0)
+		)
+	}
+	private val shapeCache = mutableMapOf<Pair<Direction, Direction>, VoxelShape>()
+
+	fun getShape(facing: Direction, cableConnection: Direction): VoxelShape {
+		return shapeCache.getOrPut(facing to cableConnection) {
+			VoxelShapes.union(
+				faceShapes[facing],
+				centerShapes[facing],
+				CableBlock.SIDE_SHAPES[cableConnection]
+			)
+		}
+	}
+
+	override fun getNetworkConnectedSides(state: BlockState, world: WorldAccess, pos: BlockPos): Collection<Direction> {
+		return EnumSet.of(state[CABLE_CONNECTION])
+	}
+
+	override fun getNetworkInterfaceForSide(side: Direction, state: BlockState, world: WorldAccess, pos: BlockPos): Interface? {
+		return if (side == state[FACING]) {
+			null
+		} else {
+			getBlockEntity(world, pos)
+		}
+	}
+
+	override fun appendProperties(builder: StateManager.Builder<Block, BlockState>) {
+		super.appendProperties(builder)
+		builder.add(FACING)
+		builder.add(CABLE_CONNECTION)
+	}
+
+	override fun getPlacementState(context: ItemPlacementContext): BlockState? {
+		val facing = if (context.player?.isSneaking == true) context.side.opposite else context.playerFacing.opposite
+		val cableConnection = getCableConnectedSide(context.world, context.blockPos) ?: facing.opposite
+		return defaultState
+			.with(FACING, facing)
+			.with(CABLE_CONNECTION, cableConnection)
+	}
+
+	protected fun getCableConnectedSide(world: World, pos: BlockPos): Direction? {
+		for (side in Direction.values()) {
+			val offsetPos = pos.offset(side)
+			if (world.getBlockState(offsetPos) is NetworkComponentBlock) {
+				return side
+			}
+		}
+		return null
+	}
+
+	override fun getStateForNeighborUpdate(state: BlockState, side: Direction, neighborState: BlockState, world: WorldAccess, pos: BlockPos, neighborPos: BlockPos): BlockState {
+		if (neighborState.block is NetworkComponentBlock && world.getBlockState(pos.offset(state[CABLE_CONNECTION])).block !is NetworkComponentBlock) {
+			return state.with(CABLE_CONNECTION, side)
+		}
+		return state
+	}
+
+	override fun getOutlineShape(state: BlockState, world: BlockView, pos: BlockPos, context: ShapeContext): VoxelShape {
+		return getShape(state[FACING], state[CABLE_CONNECTION])
+	}
+}

src/main/kotlin/net/shadowfacts/phycon/network/block/netinterface/InterfaceBlock.kt

@@ -4,38 +4,29 @@ import alexiil.mc.lib.attributes.AttributeList
 import alexiil.mc.lib.attributes.AttributeProvider
 import net.minecraft.block.*
 import net.minecraft.entity.LivingEntity
-import net.minecraft.item.ItemPlacementContext
 import net.minecraft.item.ItemStack
-import net.minecraft.state.StateManager
-import net.minecraft.state.property.EnumProperty
-import net.minecraft.state.property.Properties
 import net.minecraft.util.Identifier
 import net.minecraft.util.math.BlockPos
 import net.minecraft.util.math.Direction
-import net.minecraft.util.shape.VoxelShape
-import net.minecraft.util.shape.VoxelShapes
 import net.minecraft.world.BlockView
 import net.minecraft.world.World
-import net.minecraft.world.WorldAccess
 import net.shadowfacts.phycon.PhysicalConnectivity
 import net.shadowfacts.phycon.api.NetworkComponentBlock
-import net.shadowfacts.phycon.api.Interface
+import net.shadowfacts.phycon.network.FaceDeviceBlock
-import net.shadowfacts.phycon.network.DeviceBlock
-import net.shadowfacts.phycon.network.block.cable.CableBlock
-import java.util.*
 
 /**
  * @author shadowfacts
  */
-class InterfaceBlock: DeviceBlock<InterfaceBlockEntity>(Settings.of(Material.METAL)),
+class InterfaceBlock: FaceDeviceBlock<InterfaceBlockEntity>(Settings.of(Material.METAL)),
 	NetworkComponentBlock,
 	AttributeProvider {
 
 	companion object {
 		val ID = Identifier(PhysicalConnectivity.MODID, "network_interface")
-		val FACING = Properties.FACING
+	}
-		val CABLE_CONNECTION = EnumProperty.of("cable_connection", Direction::class.java)
+
-		private val SIDE_SHAPES = mapOf<Direction, VoxelShape>(
+	override val faceThickness = 2.0
+	override val faceShapes = mapOf(
 		Direction.DOWN to createCuboidShape(2.0, 0.0, 2.0, 14.0, 2.0, 14.0),
 		Direction.UP to createCuboidShape(2.0, 14.0, 2.0, 14.0, 16.0, 14.0),
 		Direction.NORTH to createCuboidShape(2.0, 2.0, 0.0, 14.0, 14.0, 2.0),
@@ -43,64 +34,9 @@ class InterfaceBlock: DeviceBlock<InterfaceBlockEntity>(Settings.of(Material.MET
 		Direction.WEST to createCuboidShape(0.0, 2.0, 2.0, 2.0, 14.0, 14.0),
 		Direction.EAST to createCuboidShape(14.0, 2.0, 2.0, 16.0, 14.0, 14.0)
 	)
-		private val CENTER_SHAPES = mapOf<Direction, VoxelShape>(
-				Direction.DOWN to createCuboidShape(6.0, 2.0, 6.0, 10.0, 10.0, 10.0),
-				Direction.UP to createCuboidShape(6.0, 6.0, 6.0, 10.0, 14.0, 10.0),
-				Direction.NORTH to createCuboidShape(6.0, 6.0, 2.0, 10.0, 10.0, 10.0),
-				Direction.SOUTH to createCuboidShape(6.0, 6.0, 6.0, 10.0, 10.0, 14.0),
-				Direction.WEST to createCuboidShape(2.0, 6.0, 6.0, 10.0, 10.0, 10.0),
-				Direction.EAST to createCuboidShape(6.0, 6.0, 6.0, 14.0, 10.0, 10.0)
-		)
-
-		private val shapeCache = mutableMapOf<Pair<Direction, Direction>, VoxelShape>()
-		fun getShape(facing: Direction, cableConnection: Direction): VoxelShape {
-			return shapeCache.getOrPut(facing to cableConnection) {
-				VoxelShapes.union(
-						VoxelShapes.union(SIDE_SHAPES[facing], CENTER_SHAPES[facing]),
-						CableBlock.SIDE_SHAPES[cableConnection]
-				)
-			}
-		}
-	}
-
-	override fun getNetworkConnectedSides(state: BlockState, world: WorldAccess, pos: BlockPos): Collection<Direction> {
-		val set = EnumSet.of(state[CABLE_CONNECTION])
-		set.remove(state[FACING])
-		return set
-	}
-
-	override fun getNetworkInterfaceForSide(side: Direction, state: BlockState, world: WorldAccess, pos: BlockPos): Interface? {
-		return if (side == state[FACING]) {
-			null
-		} else {
-			getBlockEntity(world, pos)
-		}
-	}
-
-	override fun appendProperties(builder: StateManager.Builder<Block, BlockState>) {
-		super.appendProperties(builder)
-		builder.add(FACING)
-		builder.add(CABLE_CONNECTION)
-	}
 
 	override fun createBlockEntity(world: BlockView) = InterfaceBlockEntity()
 
-	override fun getPlacementState(context: ItemPlacementContext): BlockState {
-		val facing = if (context.player?.isSneaking == true) context.side.opposite else context.playerFacing.opposite
-		val cableConnection = getCableConnectionSide(context.world, context.blockPos) ?: facing.opposite
-		return defaultState.with(FACING, facing).with(CABLE_CONNECTION, cableConnection)
-	}
-
-	private fun getCableConnectionSide(world: World, pos: BlockPos): Direction? {
-		for (side in Direction.values()) {
-			val offsetPos = pos.offset(side)
-			if (world.getBlockState(offsetPos).block is NetworkComponentBlock) {
-				return side
-			}
-		}
-		return null
-	}
-
 	override fun onPlaced(world: World, pos: BlockPos, state: BlockState, placer: LivingEntity?, stack: ItemStack) {
 		if (!world.isClient) {
 			getBlockEntity(world, pos)!!.updateInventory()
@@ -113,19 +49,8 @@ class InterfaceBlock: DeviceBlock<InterfaceBlockEntity>(Settings.of(Material.MET
 		}
 	}
 
-	override fun getStateForNeighborUpdate(state: BlockState, side: Direction, neighborState: BlockState, world: WorldAccess, pos: BlockPos, neighborPos: BlockPos): BlockState {
-		if (neighborState.block is NetworkComponentBlock && world.getBlockState(pos.offset(state[CABLE_CONNECTION])).block !is NetworkComponentBlock) {
-			return state.with(CABLE_CONNECTION, side)
-		}
-		return state
-	}
-
 	override fun addAllAttributes(world: World, pos: BlockPos, state: BlockState, to: AttributeList<*>) {
 		to.offer(getBlockEntity(world, pos))
 	}
 
-	override fun getOutlineShape(state: BlockState, world: BlockView, pos: BlockPos, context: ShapeContext): VoxelShape {
-		return getShape(state[FACING], state[CABLE_CONNECTION])
-	}
-
 }

src/main/kotlin/net/shadowfacts/phycon/network/block/netinterface/InterfaceBlockEntity.kt

@@ -9,6 +9,7 @@ import net.minecraft.util.math.Direction
 import net.shadowfacts.phycon.api.packet.Packet
 import net.shadowfacts.phycon.init.PhyBlockEntities
 import net.shadowfacts.phycon.network.DeviceBlockEntity
+import net.shadowfacts.phycon.network.FaceDeviceBlock
 import net.shadowfacts.phycon.network.component.ItemStackPacketHandler
 import net.shadowfacts.phycon.network.component.NetworkStackProvider
 import net.shadowfacts.phycon.network.component.NetworkStackReceiver
@@ -25,7 +26,7 @@ class InterfaceBlockEntity: DeviceBlockEntity(PhyBlockEntities.INTERFACE),
 	NetworkStackReceiver {
 
 	private val facing: Direction
-		get() = cachedState[InterfaceBlock.FACING]
+		get() = cachedState[FaceDeviceBlock.FACING]
 
 	// todo: should this be a weak ref?
 	private var inventory: GroupedItemInv? = null

src/main/resources/assets/phycon/blockstates/network_interface.json

@@ -140,7 +140,6 @@
 		},
 
 		{
-
 			"when": {"cable_connection": "down", "facing": "east"},
 			"apply": { "model": "phycon:block/interface_cable_corner", "x": 90, "y": 270 }
 		},