Add Miner automatic mode

src/main/kotlin/net/shadowfacts/cacao/view/StackView.kt

@@ -6,6 +6,7 @@ import net.shadowfacts.cacao.geometry.Axis
 import net.shadowfacts.cacao.geometry.AxisPosition
 import net.shadowfacts.cacao.geometry.AxisPosition.*
 import no.birkett.kiwi.Constraint
+import java.lang.RuntimeException
 import java.util.*
 
 /**
@@ -18,6 +19,7 @@ import java.util.*
  * @param axis The primary axis that this stack lays out its children along.
  * @param distribution The mode by which this stack lays out its children along the axis perpendicular to the
  * 						primary [axis].
+ * @param spacing The distance between arranged subviews along the primary axis.
  */
 open class StackView(
 		val axis: Axis,
@@ -25,7 +27,7 @@ open class StackView(
 		val spacing: Double = 0.0
 ): View() {
 
-	// the internal mutable, list of arranged subviews
+	// the internal, mutable list of arranged subviews
 	private val _arrangedSubviews = LinkedList<View>()
 	/**
 	 * The list of arranged subviews belonging to this stack view.
@@ -57,6 +59,64 @@ open class StackView(
 		return view
 	}
 
+	/**
+	 * Removes the given arranged subview from this stack view's arranged subviews.
+	 */
+	fun removeArrangedSubview(view: View) {
+		val index = arrangedSubviews.indexOf(view)
+		if (index < 0) {
+			throw RuntimeException("Cannot remove view that is not arranged subview")
+		}
+
+		if (index == 0) {
+			solver.removeConstraint(leadingConnection)
+			val next = arrangedSubviews.getOrNull(1)
+			if (next != null) {
+				solver.dsl {
+					leadingConnection = anchor(LEADING) equalTo anchor(LEADING, next)
+				}
+			} else {
+				leadingConnection = null
+			}
+		}
+		if (index == arrangedSubviews.size - 1) {
+			solver.removeConstraint(trailingConnection)
+			val prev = arrangedSubviews.getOrNull(arrangedSubviews.size - 2)
+			if (prev != null) {
+				solver.dsl {
+					trailingConnection = anchor(TRAILING) equalTo anchor(TRAILING, prev)
+				}
+			} else {
+				trailingConnection = null
+			}
+		}
+
+		// if the removed view is in the middle
+		if (arrangedSubviews.size >= 3 && index > 0 && index < arrangedSubviews.size - 1) {
+			val prev = arrangedSubviews[index - 1]
+			val next = arrangedSubviews[index + 1]
+			solver.dsl {
+				solver.removeConstraint(arrangedSubviewConnections[index - 1])
+				solver.removeConstraint(arrangedSubviewConnections[index])
+
+				// todo: double check me
+				arrangedSubviewConnections[index - 1] = anchor(TRAILING, prev) equalTo anchor(LEADING, next)
+				arrangedSubviewConnections.removeAt(index)
+			}
+		}
+
+		_arrangedSubviews.remove(view)
+		removeSubview(view)
+	}
+
+	override fun removeSubview(view: View) {
+		if (arrangedSubviews.contains(view)) {
+			removeArrangedSubview(view)
+		} else {
+			super.removeSubview(view)
+		}
+	}
+
 	private fun addConstraintsForArrangedView(view: View, index: Int) {
 		if (index == 0) {
 			if (leadingConnection != null) {

src/main/kotlin/net/shadowfacts/cacao/view/View.kt

@@ -197,10 +197,13 @@ open class View(): Responder {
 	 * its children (recursively) to a view outside of the subview's hierarchy. Constraints internal to the subview's
 	 * hierarchy (e.g., one between the subview and its child) will be left in place.
 	 *
+	 * This method may be overridden by layout-providing views (such as [StackView]) to update its layout when a managed
+	 * subview is removed.
+	 *
 	 * @param view The view to removed as a child of this view.
 	 * @throws RuntimeException If the given [view] is not a subview of this view.
 	 */
-	fun removeSubview(view: View) {
+	open fun removeSubview(view: View) {
 		if (view.superview !== this) {
 			throw RuntimeException("Cannot remove subview whose superview is not this view")
 		}

src/main/kotlin/net/shadowfacts/cacao/viewcontroller/TabViewController.kt

@@ -61,6 +61,13 @@ class TabViewController<T: TabViewController.Tab>(
 		 * may be reused or created from scratch each time.
 		 */
 		val controller: ViewController
+
+		/**
+		 * Used by the tab view controller to determine whether the button for this tab should be displayed.
+		 * If the conditions that control this change, call [TabViewController.visibleTabsChanged].
+		 */
+		val isVisible: Boolean
+			get() = true
 	}
 
 	/**
@@ -68,12 +75,17 @@ class TabViewController<T: TabViewController.Tab>(
 	 * @param tabView The view to display on the tab's button.
 	 * @param tooltip The tooltip to display when the tab's button is hovered (or `null`, if none).
 	 * @param controller The content view controller for this tab.
+	 * @param visible A function that determines if the tab should currently be visible.
 	 */
 	class SimpleTab(
 		override val tabView: View,
 		override val tooltip: Text? = null,
 		override val controller: ViewController,
-	): Tab
+		private val visible: (() -> Boolean)? = null
+	): Tab {
+		override val isVisible: Boolean
+			get() = visible?.invoke() ?: true
+	}
 
 	/**
 	 * The currently selected tab.
@@ -100,20 +112,7 @@ class TabViewController<T: TabViewController.Tab>(
 		tabStack = StackView(Axis.HORIZONTAL, StackView.Distribution.FILL)
 		tabStack.zIndex = 1.0
 		outerStack.addArrangedSubview(tabStack)
-
+		updateTabButtons()
-		tabButtons = tabs.mapIndexed { index, tab ->
-			val btn = TabButton(tab)
-			btn.handler = { selectTab(it.tab) }
-			if (tab == currentTab) {
-				btn.setSelected(true)
-			}
-			btn
-		}
-		// todo: batch calls to addArrangedSubview
-		tabButtons.forEach(tabStack::addArrangedSubview)
-
-		// spacer
-		tabStack.addArrangedSubview(View())
 
 		val background = NinePatchView(NinePatchTexture.PANEL_BG)
 		outerStack.addArrangedSubview(background)
@@ -137,6 +136,37 @@ class TabViewController<T: TabViewController.Tab>(
 		}
 	}
 
+	private fun updateTabButtons() {
+		while (tabStack.arrangedSubviews.isNotEmpty()) tabStack.removeArrangedSubview(tabStack.arrangedSubviews.first())
+
+		tabButtons = tabs.mapNotNull { tab ->
+			if (!tab.isVisible) {
+				return@mapNotNull null
+			}
+
+			val btn = TabButton(tab)
+			btn.handler = { selectTab(it.tab) }
+			if (tab == currentTab) {
+				btn.setSelected(true)
+			}
+			btn
+		}
+		// todo: batch calls to addArrangedSubview
+		tabButtons.forEach(tabStack::addArrangedSubview)
+
+		// spacer
+		tabStack.addArrangedSubview(View())
+
+		window!!.layout()
+	}
+
+	/**
+	 * Call this method when the conditions that make the configured tabs visible change.
+	 */
+	fun visibleTabsChanged() {
+		updateTabButtons()
+	}
+
 	/**
 	 * Sets the provided tab as the currently active tab for this controller. Updates the state of tab bar buttons and
 	 * swaps the content view controller.

src/main/kotlin/net/shadowfacts/phycon/block/miner/MinerBlockEntity.kt

@@ -6,7 +6,10 @@ import alexiil.mc.lib.attributes.item.filter.ItemFilter
 import net.minecraft.block.Block
 import net.minecraft.block.BlockState
 import net.minecraft.item.ItemStack
+import net.minecraft.item.Items
+import net.minecraft.nbt.CompoundTag
 import net.minecraft.server.world.ServerWorld
+import net.minecraft.text.TranslatableText
 import net.minecraft.util.math.BlockPos
 import net.minecraft.util.math.Direction
 import net.minecraft.world.World
@@ -14,10 +17,13 @@ import net.shadowfacts.phycon.api.packet.Packet
 import net.shadowfacts.phycon.init.PhyBlockEntities
 import net.shadowfacts.phycon.block.DeviceBlockEntity
 import net.shadowfacts.phycon.block.terminal.TerminalBlockEntity
+import net.shadowfacts.phycon.component.ActivationController
 import net.shadowfacts.phycon.component.NetworkStackDispatcher
 import net.shadowfacts.phycon.component.NetworkStackProvider
 import net.shadowfacts.phycon.component.handleItemStack
 import net.shadowfacts.phycon.packet.*
+import net.shadowfacts.phycon.util.ActivationMode
+import net.shadowfacts.phycon.util.ClientConfigurableDevice
 import net.shadowfacts.phycon.util.copyWithCount
 import kotlin.math.min
 
@@ -26,7 +32,9 @@ import kotlin.math.min
  */
 class MinerBlockEntity: DeviceBlockEntity(PhyBlockEntities.MINER),
 	NetworkStackProvider,
-	NetworkStackDispatcher<MinerBlockEntity.PendingInsertion> {
+	NetworkStackDispatcher<MinerBlockEntity.PendingInsertion>,
+	ActivationController.ActivatableDevice,
+	ClientConfigurableDevice {
 
 	private val facing: Direction
 		get() = cachedState[MinerBlock.FACING]
@@ -35,6 +43,9 @@ class MinerBlockEntity: DeviceBlockEntity(PhyBlockEntities.MINER),
 
 	override val pendingInsertions = mutableListOf<PendingInsertion>()
 	override val dispatchStackTimeout = TerminalBlockEntity.INSERTION_TIMEOUT
+	override val controller = ActivationController(40L, this)
+
+	var minerMode = MinerMode.ON_DEMAND
 
 	override fun handle(packet: Packet) {
 		when (packet) {
@@ -47,10 +58,16 @@ class MinerBlockEntity: DeviceBlockEntity(PhyBlockEntities.MINER),
 	}
 
 	private fun handleRequestInventory(packet: RequestInventoryPacket) {
+		if (minerMode != MinerMode.ON_DEMAND) {
+			return
+		}
 		sendPacket(ReadInventoryPacket(invProxy, ipAddress, packet.source))
 	}
 
 	private fun handleLocateStack(packet: LocateStackPacket) {
+		if (minerMode != MinerMode.ON_DEMAND) {
+			return
+		}
 		val amount = invProxy.getAmount(packet.stack)
 		if (amount > 0) {
 			sendPacket(StackLocationPacket(packet.stack, amount, this, ipAddress, packet.source))
@@ -58,6 +75,10 @@ class MinerBlockEntity: DeviceBlockEntity(PhyBlockEntities.MINER),
 	}
 
 	private fun handleExtractStack(packet: ExtractStackPacket) {
+		if (minerMode != MinerMode.ON_DEMAND) {
+			return
+		}
+
 		// always recalculate immediately before breaking
 		val drops = invProxy.getDrops(recalculate = true)
 		if (invProxy.getAmount(packet.stack) > 0) {
@@ -97,7 +118,70 @@ class MinerBlockEntity: DeviceBlockEntity(PhyBlockEntities.MINER),
 
 	override fun createPendingInsertion(stack: ItemStack) = PendingInsertion(stack, counter)
 
+	override fun tick() {
+		super.tick()
+
+		if (!world!!.isClient && minerMode == MinerMode.AUTOMATIC) {
+
+			controller.tick()
+		}
+	}
+
+	override fun activate(): Boolean {
+		if (minerMode == MinerMode.ON_DEMAND) {
+			return false
+		}
+
+		val drops = invProxy.getDrops(recalculate = true)
+		if (!world!!.getBlockState(pos.offset(facing)).isAir) {
+			world!!.breakBlock(pos.offset(facing), false)
+
+			for (stack in drops) {
+				if (stack.isEmpty) continue
+				dispatchItemStack(stack)
+			}
+
+			return true
+		} else {
+			return false
+		}
+	}
+
+	override fun canConfigureActivationController(): Boolean {
+		return minerMode == MinerMode.AUTOMATIC
+	}
+
+	override fun toCommonTag(tag: CompoundTag) {
+		super.toCommonTag(tag)
+		writeDeviceConfiguration(tag)
+	}
+
+	override fun fromCommonTag(tag: CompoundTag) {
+		super.fromCommonTag(tag)
+		loadDeviceConfiguration(tag)
+	}
+
+	override fun writeDeviceConfiguration(tag: CompoundTag) {
+		tag.putString("MinerMode", minerMode.name)
+		tag.putString("ActivationMode", controller.activationMode.name)
+	}
+
+	override fun loadDeviceConfiguration(tag: CompoundTag) {
+		minerMode = MinerMode.valueOf(tag.getString("MinerMode"))
+		controller.activationMode = ActivationMode.valueOf(tag.getString("ActivationMode"))
+	}
+
+	enum class MinerMode {
+		ON_DEMAND, AUTOMATIC;
+
+		val friendlyName = TranslatableText("gui.phycon.miner_mode.${name.toLowerCase()}")
+	}
+
 	class MinerInvProxy(val miner: MinerBlockEntity): GroupedItemInvView {
+		companion object {
+			val TOOL = ItemStack(Items.DIAMOND_PICKAXE)
+		}
+
 		private var cachedState: BlockState? = null
 		private var cachedDrops: List<ItemStack>? = null
 
@@ -115,12 +199,15 @@ class MinerBlockEntity: DeviceBlockEntity(PhyBlockEntities.MINER),
 			if (cachedDrops == null || realState != cachedState || recalculate) {
 				cachedState = realState
 				val be = if (realState.block.hasBlockEntity()) world.getBlockEntity(targetPos) else null
-				cachedDrops = Block.getDroppedStacks(realState, world as ServerWorld, targetPos, be)
+				cachedDrops = Block.getDroppedStacks(realState, world as ServerWorld, targetPos, be, null, TOOL)
 			}
 			return cachedDrops!!
 		}
 
 		override fun getStoredStacks(): Set<ItemStack> {
+			if (miner.minerMode != MinerMode.ON_DEMAND) {
+				return setOf()
+			}
 			return getDrops().toSet()
 		}
 
@@ -130,7 +217,7 @@ class MinerBlockEntity: DeviceBlockEntity(PhyBlockEntities.MINER),
 
 		override fun getStatistics(filter: ItemFilter): GroupedItemInvView.ItemInvStatistic {
 			var totalCount = 0
-			for (s in getDrops()) {
+			for (s in storedStacks) {
 				if (filter.matches(s)) {
 					totalCount += s.count
 				}

src/main/kotlin/net/shadowfacts/phycon/component/ActivationController.kt

@@ -57,5 +57,9 @@ class ActivationController<T>(
 		val counter: Long
 
 		fun activate(): Boolean
+
+		fun canConfigureActivationController(): Boolean {
+			return true
+		}
 	}
 }

src/main/kotlin/net/shadowfacts/phycon/screen/console/DeviceConsoleScreen.kt

@@ -13,6 +13,7 @@ import net.shadowfacts.cacao.viewcontroller.ViewController
 import net.shadowfacts.cacao.window.Window
 import net.shadowfacts.kiwidsl.dsl
 import net.shadowfacts.phycon.block.DeviceBlockEntity
+import net.shadowfacts.phycon.block.miner.MinerBlockEntity
 import net.shadowfacts.phycon.block.redstone_controller.RedstoneControllerBlockEntity
 import net.shadowfacts.phycon.component.ActivationController
 import org.lwjgl.glfw.GLFW
@@ -40,12 +41,12 @@ class DeviceConsoleScreen(
 					intrinsicContentSize = Size(16.0, 16.0)
 				},
 				TranslatableText("gui.phycon.console.remote"),
-				ActivatableDeviceViewController(device)
+				ActivatableDeviceViewController(device),
+				device::canConfigureActivationController
 			))
 		}
 		if (device is RedstoneControllerBlockEntity) {
-			tabs.add(
+			tabs.add(TabViewController.SimpleTab(
-				TabViewController.SimpleTab(
 				TextureView(Texture(Identifier("textures/block/redstone_torch.png"), 0, 0, 16, 16)).apply {
 					intrinsicContentSize = Size(16.0, 16.0)
 				},
@@ -53,6 +54,15 @@ class DeviceConsoleScreen(
 				RedstoneControllerViewController(device)
 			))
 		}
+		if (device is MinerBlockEntity) {
+			tabs.add(TabViewController.SimpleTab(
+				TextureView(Texture(Identifier("textures/item/diamond_pickaxe.png"), 0, 0, 16, 16)).apply {
+					intrinsicContentSize = Size(16.0, 16.0)
+				},
+				TranslatableText("block.phycon.miner"),
+				MinerViewController(device)
+			))
+		}
 
 
 		tabController = TabViewController(tabs)

src/main/kotlin/net/shadowfacts/phycon/screen/console/MinerViewController.kt

@@ -0,0 +1,49 @@
+package net.shadowfacts.phycon.screen.console
+
+import net.minecraft.client.MinecraftClient
+import net.minecraft.text.TranslatableText
+import net.shadowfacts.cacao.util.Color
+import net.shadowfacts.cacao.view.Label
+import net.shadowfacts.cacao.view.button.EnumButton
+import net.shadowfacts.cacao.viewcontroller.TabViewController
+import net.shadowfacts.cacao.viewcontroller.ViewController
+import net.shadowfacts.kiwidsl.dsl
+import net.shadowfacts.phycon.block.miner.MinerBlockEntity
+import net.shadowfacts.phycon.networking.C2SConfigureDevice
+
+/**
+ * @author shadowfacts
+ */
+class MinerViewController(
+	val device: MinerBlockEntity,
+): ViewController() {
+
+	override fun viewDidLoad() {
+		super.viewDidLoad()
+
+		val label = Label(TranslatableText("gui.phycon.console.miner.mode")).apply {
+			textColor = Color.TEXT
+		}
+		view.addSubview(label)
+
+		val mode = EnumButton(device.minerMode, MinerBlockEntity.MinerMode::friendlyName)
+		mode.handler = {
+			device.minerMode = it.value
+			MinecraftClient.getInstance().player!!.networkHandler.sendPacket(C2SConfigureDevice(device))
+
+			(parent as TabViewController<TabViewController.SimpleTab>).visibleTabsChanged()
+		}
+		view.addSubview(mode)
+
+		view.solver.dsl {
+			mode.widthAnchor equalTo 100
+			mode.heightAnchor equalTo 20
+			mode.topAnchor equalTo view.topAnchor
+			mode.rightAnchor equalTo view.rightAnchor
+
+			label.centerYAnchor equalTo mode.centerYAnchor
+			label.rightAnchor equalTo (mode.leftAnchor - 4)
+		}
+	}
+
+}

src/main/resources/assets/phycon/lang/en_us.json

@@ -20,6 +20,7 @@
   "gui.phycon.console.redstone.devices": "Managed Devices",
   "gui.phycon.console.remote": "Remote Management",
   "gui.phycon.console.remote.mode": "Activation Mode",
+  "gui.phycon.console.miner.mode": "Miner Mode",
   "gui.phycon.redstone_mode.high": "High",
   "gui.phycon.redstone_mode.low": "Low",
   "gui.phycon.redstone_mode.toggle": "Toggle",
@@ -27,5 +28,7 @@
   "gui.phycon.redstone_mode.falling_edge": "Falling Edge",
   "gui.phycon.activation_mode.automatic": "Automatic",
   "gui.phycon.activation_mode.managed": "Managed",
-  "gui.phycon.emitter.count": "%d Item(s)"
+  "gui.phycon.emitter.count": "%d Item(s)",
+  "gui.phycon.miner_mode.automatic": "Automatic",
+  "gui.phycon.miner_mode.on_demand": "On Demand"
 }