12 files changed, 198 insertions, 9 deletions
diff --git a/src/main/kotlin/moe/nea/firmament/Firmament.kt b/src/main/kotlin/moe/nea/firmament/Firmament.kt
index ec6cd3e..a375b2d 100644
--- a/src/main/kotlin/moe/nea/firmament/Firmament.kt
+++ b/src/main/kotlin/moe/nea/firmament/Firmament.kt
@@ -5,6 +5,7 @@ import io.ktor.client.*
 import io.ktor.client.plugins.*
 import io.ktor.client.plugins.contentnegotiation.*
 import io.ktor.serialization.kotlinx.json.*
+import java.awt.Taskbar.Feature
 import java.nio.file.Files
 import java.nio.file.Path
 import net.fabricmc.api.ClientModInitializer
@@ -70,7 +71,9 @@ object Firmament : ModInitializer, ClientModInitializer {
     }
 
     override fun onInitialize() {
+    }
 
+    override fun onInitializeClient() {
         dbusConnection.requestBusName("moe.nea.firmament")
         dbusConnection.exportObject(FirmamentDbusObject)
         IDataHolder.registerEvents()
@@ -85,8 +88,6 @@ object Firmament : ModInitializer, ClientModInitializer {
                 globalJob.cancel()
             }
         })
-    }
 
-    override fun onInitializeClient() {
     }
 }
diff --git a/src/main/kotlin/moe/nea/firmament/events/HandledScreenKeyPressedEvent.kt b/src/main/kotlin/moe/nea/firmament/events/HandledScreenKeyPressedEvent.kt
new file mode 100644
index 0000000..1afbfe5
--- /dev/null
+++ b/src/main/kotlin/moe/nea/firmament/events/HandledScreenKeyPressedEvent.kt
@@ -0,0 +1,10 @@
+package moe.nea.firmament.events
+
+import net.minecraft.client.option.KeyBinding
+
+data class HandledScreenKeyPressedEvent(val keyCode: Int, val scanCode: Int, val modifiers: Int) : FirmamentEvent.Cancellable() {
+    companion object : FirmamentEventBus<HandledScreenKeyPressedEvent>()
+    fun matches(keyBinding: KeyBinding): Boolean {
+        return keyBinding.matchesKey(keyCode, scanCode)
+    }
+}
diff --git a/src/main/kotlin/moe/nea/firmament/events/IsSlotProtectedEvent.kt b/src/main/kotlin/moe/nea/firmament/events/IsSlotProtectedEvent.kt
new file mode 100644
index 0000000..7ca6521
--- /dev/null
+++ b/src/main/kotlin/moe/nea/firmament/events/IsSlotProtectedEvent.kt
@@ -0,0 +1,26 @@
+package moe.nea.firmament.events
+
+import net.minecraft.screen.slot.Slot
+import net.minecraft.text.Text
+import moe.nea.firmament.util.CommonSoundEffects
+import moe.nea.firmament.util.MC
+
+data class IsSlotProtectedEvent(
+    val slot: Slot, var isProtected: Boolean = false
+) : FirmamentEvent() {
+    companion object : FirmamentEventBus<IsSlotProtectedEvent>() {
+        @JvmStatic
+        fun shouldBlockInteraction(slot: Slot): Boolean {
+            return publish(IsSlotProtectedEvent(slot)).isProtected.also {
+                if (it) {
+                    MC.player?.sendMessage(Text.translatable("firmament.protectitem").append(slot.stack.name))
+                    CommonSoundEffects.playFailure()
+                }
+            }
+        }
+    }
+
+    fun protect() {
+        isProtected = true
+    }
+}
diff --git a/src/main/kotlin/moe/nea/firmament/events/SlotRenderEvents.kt b/src/main/kotlin/moe/nea/firmament/events/SlotRenderEvents.kt
new file mode 100644
index 0000000..afcddf2
--- /dev/null
+++ b/src/main/kotlin/moe/nea/firmament/events/SlotRenderEvents.kt
@@ -0,0 +1,32 @@
+package moe.nea.firmament.events
+
+import net.minecraft.client.util.math.MatrixStack
+import net.minecraft.screen.slot.Slot
+
+interface SlotRenderEvents {
+    val matrices: MatrixStack
+    val slot: Slot
+    val mouseX: Int
+    val mouseY: Int
+    val delta: Float
+
+    data class Before(
+        override val matrices: MatrixStack, override val slot: Slot,
+        override val mouseX: Int,
+        override val mouseY: Int,
+        override val delta: Float
+    ) : FirmamentEvent(),
+        SlotRenderEvents {
+        companion object : FirmamentEventBus<Before>()
+    }
+
+    data class After(
+        override val matrices: MatrixStack, override val slot: Slot,
+        override val mouseX: Int,
+        override val mouseY: Int,
+        override val delta: Float
+    ) : FirmamentEvent(),
+        SlotRenderEvents {
+        companion object : FirmamentEventBus<After>()
+    }
+}
diff --git a/src/main/kotlin/moe/nea/firmament/features/FeatureManager.kt b/src/main/kotlin/moe/nea/firmament/features/FeatureManager.kt
index 68205f4..580d745 100644
--- a/src/main/kotlin/moe/nea/firmament/features/FeatureManager.kt
+++ b/src/main/kotlin/moe/nea/firmament/features/FeatureManager.kt
@@ -4,6 +4,7 @@ import kotlinx.serialization.Serializable
 import kotlinx.serialization.serializer
 import moe.nea.firmament.Firmament
 import moe.nea.firmament.features.fishing.FishingWarning
+import moe.nea.firmament.features.inventory.SlotLocking
 import moe.nea.firmament.features.world.FairySouls
 import moe.nea.firmament.util.data.DataHolder
 
@@ -13,7 +14,7 @@ object FeatureManager : DataHolder<FeatureManager.Config>(serializer(), "feature
         val enabledFeatures: MutableMap<String, Boolean> = mutableMapOf()
     )
 
-    private val features = mutableMapOf<String, NEUFeature>()
+    private val features = mutableMapOf<String, FirmamentFeature>()
 
     private var hasAutoloaded = false
 
@@ -26,11 +27,12 @@ object FeatureManager : DataHolder<FeatureManager.Config>(serializer(), "feature
             if (hasAutoloaded) return
             loadFeature(FairySouls)
             loadFeature(FishingWarning)
+            loadFeature(SlotLocking)
             hasAutoloaded = true
         }
     }
 
-    fun loadFeature(feature: NEUFeature) {
+    fun loadFeature(feature: FirmamentFeature) {
         synchronized(features) {
             if (feature.identifier in features) {
                 Firmament.logger.error("Double registering feature ${feature.identifier}. Ignoring second instance $feature")
diff --git a/src/main/kotlin/moe/nea/firmament/features/NEUFeature.kt b/src/main/kotlin/moe/nea/firmament/features/FirmamentFeature.kt
index f231003..c9cb8f0 100644
--- a/src/main/kotlin/moe/nea/firmament/features/NEUFeature.kt
+++ b/src/main/kotlin/moe/nea/firmament/features/FirmamentFeature.kt
@@ -2,7 +2,7 @@ package moe.nea.firmament.features
 
 import moe.nea.firmament.util.config.ManagedConfig
 
-interface NEUFeature {
+interface FirmamentFeature {
     val name: String
     val identifier: String
     val defaultEnabled: Boolean
diff --git a/src/main/kotlin/moe/nea/firmament/features/fishing/FishingWarning.kt b/src/main/kotlin/moe/nea/firmament/features/fishing/FishingWarning.kt
index cdeb24c..ab8ebf4 100644
--- a/src/main/kotlin/moe/nea/firmament/features/fishing/FishingWarning.kt
+++ b/src/main/kotlin/moe/nea/firmament/features/fishing/FishingWarning.kt
@@ -13,13 +13,13 @@ import net.minecraft.util.math.Vec3d
 import moe.nea.firmament.events.ParticleSpawnEvent
 import moe.nea.firmament.events.WorldReadyEvent
 import moe.nea.firmament.events.WorldRenderLastEvent
-import moe.nea.firmament.features.NEUFeature
+import moe.nea.firmament.features.FirmamentFeature
 import moe.nea.firmament.util.MC
 import moe.nea.firmament.util.TimeMark
 import moe.nea.firmament.util.config.ManagedConfig
 import moe.nea.firmament.util.render.RenderBlockContext.Companion.renderBlocks
 
-object FishingWarning : NEUFeature {
+object FishingWarning : FirmamentFeature {
     override val name: String
         get() = "Fishing Warning"
     override val identifier: String
diff --git a/src/main/kotlin/moe/nea/firmament/features/inventory/SlotLocking.kt b/src/main/kotlin/moe/nea/firmament/features/inventory/SlotLocking.kt
new file mode 100644
index 0000000..9f75541
--- /dev/null
+++ b/src/main/kotlin/moe/nea/firmament/features/inventory/SlotLocking.kt
@@ -0,0 +1,68 @@
+package moe.nea.firmament.features.inventory
+
+import kotlinx.serialization.Serializable
+import kotlinx.serialization.serializer
+import net.minecraft.client.gui.DrawableHelper
+import net.minecraft.entity.player.PlayerInventory
+import moe.nea.firmament.events.HandledScreenKeyPressedEvent
+import moe.nea.firmament.events.IsSlotProtectedEvent
+import moe.nea.firmament.events.SlotRenderEvents
+import moe.nea.firmament.features.FirmamentFeature
+import moe.nea.firmament.keybindings.FirmamentKeyBindings
+import moe.nea.firmament.mixins.accessor.AccessorHandledScreen
+import moe.nea.firmament.util.CommonSoundEffects
+import moe.nea.firmament.util.MC
+import moe.nea.firmament.util.data.ProfileSpecificDataHolder
+
+object SlotLocking : FirmamentFeature {
+    override val name: String
+        get() = "Slot Locking"
+    override val identifier: String
+        get() = "slot-locking"
+
+    @Serializable
+    data class Data(
+        val lockedSlots: MutableSet<Int> = mutableSetOf(),
+    )
+
+    object DConfig : ProfileSpecificDataHolder<Data>(serializer(), "locked-slots", ::Data)
+
+    val keyBinding by FirmamentKeyBindings::SLOT_LOCKING
+    val lockedSlots get() = DConfig.data?.lockedSlots
+    override fun onLoad() {
+        HandledScreenKeyPressedEvent.subscribe {
+            if (!it.matches(keyBinding)) return@subscribe
+            val inventory = MC.handledScreen ?: return@subscribe
+            inventory as AccessorHandledScreen
+
+            val slot = inventory.focusedSlot_NEU ?: return@subscribe
+            val lockedSlots = lockedSlots ?: return@subscribe
+            if (slot.inventory is PlayerInventory) {
+                if (slot.index in lockedSlots) {
+                    lockedSlots.remove(slot.index)
+                } else {
+                    lockedSlots.add(slot.index)
+                }
+                DConfig.markDirty()
+                CommonSoundEffects.playSuccess()
+            }
+        }
+        IsSlotProtectedEvent.subscribe {
+            if (it.slot.inventory is PlayerInventory && it.slot.index in (lockedSlots ?: setOf())) {
+                it.protect()
+            }
+        }
+        SlotRenderEvents.Before.subscribe {
+            if (it.slot.inventory is PlayerInventory && it.slot.index in (lockedSlots ?: setOf())) {
+                DrawableHelper.fill(
+                    it.matrices,
+                    it.slot.x,
+                    it.slot.y,
+                    it.slot.x + 16,
+                    it.slot.y + 16,
+                    0xFFFF0000.toInt()
+                )
+            }
+        }
+    }
+}
diff --git a/src/main/kotlin/moe/nea/firmament/features/world/FairySouls.kt b/src/main/kotlin/moe/nea/firmament/features/world/FairySouls.kt
index f752963..ffde0b9 100644
--- a/src/main/kotlin/moe/nea/firmament/features/world/FairySouls.kt
+++ b/src/main/kotlin/moe/nea/firmament/features/world/FairySouls.kt
@@ -6,7 +6,7 @@ import kotlinx.serialization.serializer
 import moe.nea.firmament.events.ServerChatLineReceivedEvent
 import moe.nea.firmament.events.SkyblockServerUpdateEvent
 import moe.nea.firmament.events.WorldRenderLastEvent
-import moe.nea.firmament.features.NEUFeature
+import moe.nea.firmament.features.FirmamentFeature
 import moe.nea.firmament.repo.RepoManager
 import moe.nea.firmament.util.MC
 import moe.nea.firmament.util.SBData
@@ -17,7 +17,7 @@ import moe.nea.firmament.util.render.RenderBlockContext.Companion.renderBlocks
 import moe.nea.firmament.util.unformattedString
 
 
-object FairySouls : NEUFeature {
+object FairySouls : FirmamentFeature {
 
 
     @Serializable
diff --git a/src/main/kotlin/moe/nea/firmament/keybindings/FirmamentKeyBindings.kt b/src/main/kotlin/moe/nea/firmament/keybindings/FirmamentKeyBindings.kt
new file mode 100644
index 0000000..0f945d5
--- /dev/null
+++ b/src/main/kotlin/moe/nea/firmament/keybindings/FirmamentKeyBindings.kt
@@ -0,0 +1,17 @@
+package moe.nea.firmament.keybindings
+
+import net.fabricmc.fabric.api.client.keybinding.v1.KeyBindingHelper
+import org.lwjgl.glfw.GLFW
+import net.minecraft.client.option.KeyBinding
+import net.minecraft.client.util.InputUtil
+
+object FirmamentKeyBindings {
+    val SLOT_LOCKING = KeyBindingHelper.registerKeyBinding(
+        KeyBinding(
+            "firmament.key.slotlocking",
+            InputUtil.Type.KEYSYM,
+            GLFW.GLFW_KEY_L,
+            "firmament.key.category"
+        )
+    )
+}
diff --git a/src/main/kotlin/moe/nea/firmament/util/CommonSoundEffects.kt b/src/main/kotlin/moe/nea/firmament/util/CommonSoundEffects.kt
new file mode 100644
index 0000000..819ea27
--- /dev/null
+++ b/src/main/kotlin/moe/nea/firmament/util/CommonSoundEffects.kt
@@ -0,0 +1,28 @@
+package moe.nea.firmament.util
+
+import net.minecraft.client.sound.AbstractSoundInstance
+import net.minecraft.client.sound.PositionedSoundInstance
+import net.minecraft.client.sound.SoundInstance
+import net.minecraft.sound.SoundCategory
+import net.minecraft.sound.SoundEvent
+import net.minecraft.util.Identifier
+
+// TODO: Replace these with custom sound events that just re use the vanilla ogg s
+object CommonSoundEffects {
+    fun playSound(identifier: Identifier) {
+        MC.soundManager.play(PositionedSoundInstance.master(SoundEvent.of(identifier), 1F))
+    }
+
+    fun playFailure() {
+        playSound(Identifier("minecraft", "block.anvil.place"))
+    }
+
+
+    fun playSuccess() {
+        playDing()
+    }
+
+    fun playDing() {
+        playSound(Identifier("minecraft", "entity.arrow.hit_player"))
+    }
+}
diff --git a/src/main/kotlin/moe/nea/firmament/util/MC.kt b/src/main/kotlin/moe/nea/firmament/util/MC.kt
index ab35f0e..8fc15b5 100644
--- a/src/main/kotlin/moe/nea/firmament/util/MC.kt
+++ b/src/main/kotlin/moe/nea/firmament/util/MC.kt
@@ -2,11 +2,16 @@ package moe.nea.firmament.util
 
 import io.github.moulberry.repo.data.Coordinate
 import net.minecraft.client.MinecraftClient
+import net.minecraft.client.gui.screen.ingame.HandledScreen
 import net.minecraft.util.math.BlockPos
+import moe.nea.firmament.mixins.accessor.AccessorHandledScreen
 
 object MC {
+    inline val soundManager get() = MinecraftClient.getInstance().soundManager
     inline val player get() = MinecraftClient.getInstance().player
     inline val world get() = MinecraftClient.getInstance().world
+    inline val screen get() = MinecraftClient.getInstance().currentScreen
+    inline val handledScreen: HandledScreen<*>? get() = MinecraftClient.getInstance().currentScreen as? HandledScreen<*>
 }
 
 val Coordinate.blockPos: BlockPos