manual hammer priming

src/main/kotlin/ru/dbotthepony/mc/otm/item/tool/ExplosiveHammerItem.kt

@@ -9,7 +9,10 @@ import net.minecraft.network.chat.Component
 import net.minecraft.network.protocol.game.ClientboundExplodePacket
 import net.minecraft.server.level.ServerLevel
 import net.minecraft.server.level.ServerPlayer
+import net.minecraft.sounds.SoundEvents
+import net.minecraft.sounds.SoundSource
 import net.minecraft.world.InteractionHand
+import net.minecraft.world.InteractionResultHolder
 import net.minecraft.world.damagesource.DamageSource
 import net.minecraft.world.entity.EquipmentSlot
 import net.minecraft.world.entity.LivingEntity
@@ -21,38 +24,24 @@ import net.minecraft.world.entity.player.Player
 import net.minecraft.world.item.Item
 import net.minecraft.world.item.ItemStack
 import net.minecraft.world.item.TooltipFlag
+import net.minecraft.world.item.UseAnim
 import net.minecraft.world.level.Explosion
 import net.minecraft.world.level.Level
 import net.minecraft.world.phys.AABB
 import net.minecraft.world.phys.Vec3
 import net.minecraftforge.common.MinecraftForge
+import net.minecraftforge.common.Tags
 import net.minecraftforge.event.entity.player.PlayerInteractEvent
 import net.minecraftforge.event.level.BlockEvent
 import ru.dbotthepony.mc.otm.block.entity.MatteryBlockEntity
-import ru.dbotthepony.mc.otm.capability.matteryEnergy
-import ru.dbotthepony.mc.otm.config.ItemsConfig
 import ru.dbotthepony.mc.otm.config.ToolsConfig
-import ru.dbotthepony.mc.otm.core.TranslatableComponent
+import ru.dbotthepony.mc.otm.core.*
-import ru.dbotthepony.mc.otm.core.damageType
+import ru.dbotthepony.mc.otm.core.math.*
-import ru.dbotthepony.mc.otm.core.getExplosionResistance
-import ru.dbotthepony.mc.otm.core.gracefulBlockBreak
-import ru.dbotthepony.mc.otm.core.immutableMap
-import ru.dbotthepony.mc.otm.core.immutableMultimap
-import ru.dbotthepony.mc.otm.core.isExplosion
-import ru.dbotthepony.mc.otm.core.math.component1
-import ru.dbotthepony.mc.otm.core.math.component2
-import ru.dbotthepony.mc.otm.core.math.component3
-import ru.dbotthepony.mc.otm.core.math.plus
-import ru.dbotthepony.mc.otm.core.math.times
-import ru.dbotthepony.mc.otm.core.math.toDoubleVector
 import ru.dbotthepony.mc.otm.core.nbt.set
-import ru.dbotthepony.mc.otm.core.position
-import ru.dbotthepony.mc.otm.core.tagNotNull
-import ru.dbotthepony.mc.otm.item.weapon.EnergySwordItem
 import ru.dbotthepony.mc.otm.registry.MDamageTypes
-import ru.dbotthepony.mc.otm.registry.MRegistry
 import ru.dbotthepony.mc.otm.registry.MatteryDamageSource
 import ru.dbotthepony.mc.otm.triggers.NailedEntityTrigger
+import java.util.function.Predicate
 
 class ExplosiveHammerItem(durability: Int = 512) : Item(Properties().stacksTo(1).fireResistant().durability(durability)) {
 	override fun canBeHurtBy(pDamageSource: DamageSource): Boolean {
@@ -72,6 +61,11 @@ class ExplosiveHammerItem(durability: Int = 512) : Item(Properties().stacksTo(1)
 			itemStack.tagNotNull["primed"] = false
 	}
 
+	fun canPrime(player: Player): Boolean {
+		return player.inventory.clearOrCountMatchingItems(GUNPOWDER_PREDICATE, 0, player.inventoryMenu.craftSlots) > 0 &&
+			player.inventory.clearOrCountMatchingItems(IRON_NUGGET_PREDICATE, 0, player.inventoryMenu.craftSlots) > 0
+	}
+
 	private val aabb = AABB(-0.1, -0.1, -0.1, 0.1, 0.1, 0.1)
 
 	val attributes = immutableMultimap {
@@ -228,7 +222,44 @@ class ExplosiveHammerItem(durability: Int = 512) : Item(Properties().stacksTo(1)
 		}
 	}
 
+	override fun getUseAnimation(stack: ItemStack): UseAnim {
+		return if (isPrimed(stack)) super.getUseAnimation(stack) else UseAnim.CROSSBOW
+	}
+
+	override fun getUseDuration(stack: ItemStack): Int {
+		return if (isPrimed(stack)) super.getUseDuration(stack) else 20
+	}
+
+	override fun use(level: Level, player: Player, hand: InteractionHand): InteractionResultHolder<ItemStack> {
+		val stack = player.getItemInHand(hand)
+
+		if (stack.isEmpty || isPrimed(stack) || !canPrime(player))
+			return super.use(level, player, hand)
+
+		player.startUsingItem(hand)
+		return InteractionResultHolder.consume(stack)
+	}
+
+	override fun finishUsingItem(stack: ItemStack, level: Level, entity: LivingEntity): ItemStack {
+
+		if (entity is Player && canPrime(entity)) {
+			if (level is ServerLevel) {
+				entity.inventory.clearOrCountMatchingItems(GUNPOWDER_PREDICATE, 1, entity.inventoryMenu.craftSlots)
+				entity.inventory.clearOrCountMatchingItems(IRON_NUGGET_PREDICATE, 1, entity.inventoryMenu.craftSlots)
+
+				prime(stack)
+			}
+
+			level.playSound(entity, entity.blockPosition(), SoundEvents.CROSSBOW_LOADING_END, SoundSource.PLAYERS, 1.0F, 1.0F)
+		}
+
+		return super.finishUsingItem(stack, level, entity)
+	}
+
 	companion object {
+		val GUNPOWDER_PREDICATE = Predicate { stack: ItemStack -> stack.`is`(Tags.Items.GUNPOWDER) }
+		val IRON_NUGGET_PREDICATE = Predicate { stack: ItemStack -> stack.`is`(Tags.Items.NUGGETS_IRON) }
+
 		fun onLeftClickBlock(event: PlayerInteractEvent.LeftClickBlock) {
 			val item = event.itemStack.item
 

src/main/kotlin/ru/dbotthepony/mc/otm/registry/MRegistry.kt

@@ -336,8 +336,16 @@ object MRegistry {
 				}
 			}
 
-			ItemProperties.register(MItems.EXPLOSIVE_HAMMER, ResourceLocation(OverdriveThatMatters.MOD_ID, "is_primed")) { stack, _, _, _ ->
+			ItemProperties.register(MItems.EXPLOSIVE_HAMMER, ResourceLocation(OverdriveThatMatters.MOD_ID, "is_primed")) { stack, level, entity, _ ->
-				if (MItems.EXPLOSIVE_HAMMER.isPrimed(stack)) 1f else 0f
+				if (MItems.EXPLOSIVE_HAMMER.isPrimed(stack)) {
+					1f
+				} else {
+					if ((entity?.useItemRemainingTicks ?: 0) <= 0) {
+						0f
+					} else {
+						(stack.useDuration - (entity?.useItemRemainingTicks ?: stack.useDuration)).toFloat() / stack.useDuration
+					}
+				}
 			}
 		}
 	}

src/main/resources/assets/overdrive_that_matters/models/item/explosive_hammer.json

@@ -17,6 +17,7 @@
 		}
 	},
   "overrides": [
+    { "predicate": { "overdrive_that_matters:is_primed": 0.01 }, "model": "overdrive_that_matters:item/explosive_hammer_charging" },
     { "predicate": { "overdrive_that_matters:is_primed": 1.0 }, "model": "overdrive_that_matters:item/explosive_hammer_primed" }
   ]
 }

src/main/resources/assets/overdrive_that_matters/models/item/explosive_hammer_charging.json

@@ -0,0 +1,37 @@
+{
+  "loader": "forge:separate_transforms",
+  "gui_light": "front",
+  "base":
+  {
+    "parent": "overdrive_that_matters:item/explosive_hammer_unprimed",
+    "display": {
+      "thirdperson_righthand": {
+        "rotation": [0, 45, 0],
+        "translation": [0, -10, 5]
+      },
+      "thirdperson_lefthand": {
+        "rotation": [0, 45, 0],
+        "translation": [0, -10, 5]
+      },
+      "firstperson_righthand": {
+        "rotation": [-65, 0, 75],
+        "translation": [5, -7.5, -10]
+      },
+      "firstperson_lefthand": {
+        "rotation": [-65, 0, 75],
+        "translation": [5, -7.5, -10]
+      }
+    }
+  },
+  "perspectives": {
+    "gui": {
+      "parent": "overdrive_that_matters:item/explosive_hammer_inventory"
+    },
+    "fixed": {
+      "parent": "overdrive_that_matters:item/explosive_hammer_inventory"
+    },
+    "ground": {
+      "parent": "overdrive_that_matters:item/explosive_hammer_inventory"
+    }
+  }
+}