Implement Kyuuketsuki

src/items/effect/EffectItem.cs

@@ -49,6 +49,8 @@ public partial class EffectItem : Node3D, IUsableItem
       TurnAllEnemiesInRoomIntoHealingItem();
     if (_effectItemStats.UsableItemTags.Contains(UsableItemTag.HealsAllInRoomToMaxHP))
       HealAllEnemiesAndPlayerInRoomToFull();
+    if (_effectItemStats.UsableItemTags.Contains(UsableItemTag.AbsorbHPFromAllEnemiesInRoom))
+      AbsorbHPFromAllEnemiesInRoom();
   }
 
   public void SetItemStats(InventoryItemStats inventoryItemStats)
@@ -142,4 +144,15 @@ public partial class EffectItem : Node3D, IUsableItem
       enemy.SetCurrentHP(enemy.GetMaximumHP());
     Player.Stats.SetCurrentHP(Player.Stats.MaximumHP.Value);
   }
+
+  private void AbsorbHPFromAllEnemiesInRoom()
+  {
+    var currentRoom = Player.GetCurrentRoom();
+    var currentEnemies = currentRoom.EnemiesInRoom;
+    var hpToAbsorb = 0.0;
+    foreach (var enemy in currentEnemies)
+      hpToAbsorb += enemy.CurrentHP * 0.05;
+    Player.Stats.SetCurrentHP(Player.Stats.CurrentHP.Value + (int)hpToAbsorb);
+    GD.Print("HP to absorb: " + hpToAbsorb);
+  }
 }

src/items/effect/resources/Kyuuketsuki.tres

@@ -0,0 +1,18 @@
+[gd_resource type="Resource" script_class="EffectItemStats" load_steps=3 format=3 uid="uid://bldgbv38yplgk"]
+
+[ext_resource type="Texture2D" uid="uid://c7v5pm32sedkg" path="res://src/items/effect/textures/entropic seal.PNG" id="1_0tcgy"]
+[ext_resource type="Script" uid="uid://b5w4iw4iqmxtn" path="res://src/items/effect/EffectItemStats.cs" id="1_hxj1b"]
+
+[resource]
+script = ExtResource("1_hxj1b")
+UsableItemTags = Array[int]([7])
+Name = "Kyuuketsuki"
+Description = "Absorbs HP from all enemies in the room."
+Texture = ExtResource("1_0tcgy")
+SpawnRate = 0.5
+ThrowSpeed = 12.0
+HealHPAmount = 0
+HealVTAmount = 0
+ThrowDamage = 5
+ItemTags = Array[int]([])
+metadata/_custom_type_script = "uid://b5w4iw4iqmxtn"