Create InteractEventExtensions.kt

src/main/kotlin/net/axay/kspigot/extensions/events/InteractEventExtensions.kt

@@ -0,0 +1,34 @@
+package net.axay.kspigot.extensions.events
+
+import org.bukkit.block.Block
+import org.bukkit.entity.Entity
+import org.bukkit.entity.Player
+import org.bukkit.event.block.Action
+import org.bukkit.event.player.PlayerInteractEntityEvent
+import org.bukkit.event.player.PlayerInteractEvent
+import org.bukkit.inventory.EquipmentSlot
+import org.bukkit.inventory.ItemStack
+
+val PlayerInteractEntityEvent.interactItem: ItemStack?
+    get() {
+        val p: Player = this.player
+        return when (this.hand) {
+            EquipmentSlot.HAND -> p.inventory.itemInMainHand
+            EquipmentSlot.OFF_HAND -> p.inventory.itemInOffHand
+            EquipmentSlot.CHEST, EquipmentSlot.FEET, EquipmentSlot.HEAD, EquipmentSlot.LEGS -> null
+        }
+    }
+
+val PlayerInteractEvent.clickedBlockExceptAir: Block?
+    get() {
+        val p: Player = this.player
+        return when (this.action) {
+            Action.RIGHT_CLICK_BLOCK -> this.clickedBlock
+            Action.RIGHT_CLICK_AIR -> {
+                for (nearbyEntity: Entity in p.getNearbyEntities(5.0, 5.0, 5.0))
+                    if (p.hasLineOfSight(nearbyEntity)) return null
+                p.getLineOfSight(null, 5).find { block -> !block.type.isAir }
+            }
+            else -> null
+        }
+    }