Revamp item spawn behavior

Zennysoft.Game.Ma.Implementation/Item/IBaseInventoryItem.cs

@@ -1,5 +1,6 @@
 
 using Godot;
+using Zennysoft.Game.Abstractions;
 using Zennysoft.Ma.Adapter;
 
 public interface IBaseInventoryItem
@@ -7,10 +8,15 @@ public interface IBaseInventoryItem
   public string ItemName { get; }
   public string StatDescription { get; }
   public string FlavorText { get; }
-  public float SpawnRate { get; }
   public int ThrowDamage { get; }
   public float ThrowSpeed { get; }
   public ItemTag ItemTag { get; }
 
   public abstract Texture2D GetTexture();
+
+  public float SpawnRate { get; }
+
+  public RarityTag RarityTag { get; }
+
+  public IFloorSpawnTable SpawnsOn { get; }
 }

Zennysoft.Game.Ma.Implementation/Map/FloorType.cs

@@ -0,0 +1,33 @@
+namespace Zennysoft.Ma.Adapter;
+
+public enum FloorType
+{
+  Overworld,
+  Altar,
+  Floor01,
+  Floor02,
+  Floor03,
+  Floor04,
+  Floor05,
+  Floor06,
+  Floor07,
+  Floor09,
+  Floor10,
+  Floor11,
+  Floor12,
+  Floor13,
+  Floor14,
+  Floor15,
+  BossFloorA,
+  BossFloorB,
+  GoddessOfGuidance,
+  TrueGoddessOfGuidance,
+  Cellular,
+  Grassland,
+  Platform,
+  River,
+  Server,
+  FinalFloor,
+  BadEnd,
+  HeartOfAllThings
+}

Zennysoft.Game.Ma.Implementation/Map/RarityTag.cs

@@ -0,0 +1,12 @@
+using Godot.Collections;
+
+namespace Zennysoft.Ma.Adapter;
+
+public enum RarityTag
+{
+  Common, // 50%
+  Uncommon, // 35%
+  Rare, // 14%
+  Legendary, // 1%
+  NotSpawnable
+}