Port Herblore plugin to Kotlin

game/plugin/skills/herblore/src/herblore.plugin.kts

@@ -0,0 +1,48 @@
+
+import CrushableIngredient.Companion.isCrushable
+import CrushableIngredient.Companion.isGrindingTool
+import Herb.Companion.isIdentified
+import Herb.Companion.isUnidentified
+import Ingredient.Companion.isIngredient
+import UnfinishedPotion.Companion.isUnfinished
+import org.apollo.game.message.impl.ItemOnItemMessage
+import org.apollo.game.message.impl.ItemOptionMessage
+
+on { ItemOptionMessage::class }
+    .where { option == IdentifyHerbAction.IDENTIFY_OPTION && id.isUnidentified() }
+    .then { player ->
+        val unidentified = Herb[id]!!
+
+        player.startAction(IdentifyHerbAction(player, slot, unidentified))
+        terminate()
+    }
+
+on { ItemOnItemMessage::class }
+    .where { (id.isGrindingTool() && targetId.isCrushable() || id.isCrushable() && targetId.isGrindingTool()) }
+    .then { player ->
+        val crushableId = if (id.isCrushable()) id else targetId
+        val raw = CrushableIngredient[crushableId]!!
+
+        player.startAction(CrushIngredientAction(player, raw))
+        terminate()
+    }
+
+on { ItemOnItemMessage::class }
+    .where { id == VIAL_OF_WATER && targetId.isIdentified() || id.isIdentified() && targetId == VIAL_OF_WATER }
+    .then { player ->
+        val herbId = if (id.isIdentified()) id else targetId
+        val unfinished = UnfinishedPotion[herbId]!!
+
+        player.startAction(MakeUnfinishedPotionAction(player, unfinished))
+        terminate()
+    }
+
+on { ItemOnItemMessage::class }
+    .where { id.isUnfinished() && targetId.isIngredient() || id.isIngredient() && targetId.isUnfinished() }
+    .then { player ->
+        val key = if (id.isUnfinished()) Pair(id, targetId) else Pair(targetId, id)
+        val finished = FinishedPotion[key]!!
+
+        player.startAction(MakeFinishedPotionAction(player, finished))
+        terminate()
+    }