ported from perforce

RobotAndDonkey.Game/Cards/Card.cs

@@ -0,0 +1,43 @@
+using RobotAndDonkey.Game.Board;
+using RobotAndDonkey.Game.Execution.Results;
+using RobotAndDonkey.Game.GameState;
+using RobotAndDonkey.Game.Intents;
+using RobotAndDonkey.Game.Modifiers;
+
+namespace RobotAndDonkey.Game.Cards;
+
+public record Card(ECard Id, ECardType CardType, ERarity Rarity, int ShopCost, int BasePlayCost) : Entity
+{
+    public Card DeepClone()
+    {
+        var result = (Card)Activator.CreateInstance(GetType())!;
+        result.PlayCost = PlayCost;
+        result.CardId = CardId;
+        foreach (var modifier in Modifiers)
+            result.AddModifier(modifier.DeepClone(), []);
+        return result;
+    }
+
+    public virtual void CreateIntents(Cell? avatarCell, CoreLoop coreLoop, Guid requestId, List<Intent> intents, List<Result> results)
+    {
+        if (PlayCost > 0)
+            intents.Add(new CardCostIntent(this, PlayCost));
+    }
+
+    public int PlayCost { get; set; } = BasePlayCost;
+
+    public virtual string Name => Id.ToString();
+
+    public virtual string ToolTip => Name;
+
+    public sealed override string ToString()
+    {
+        return $"{Id}" + base.ToString();
+    }
+
+    public int OccupiedSpace => Modifiers.Any(m => m.Id == EModifierId.Efficient) ? 0 : 1;
+
+    public Guid CardId { get; private set; } = Guid.NewGuid();
+
+    public virtual Modifier[] TooltipModifiers => [];
+}