Fix: Building Cards Bought Logic

src/main/java/it/polimi/ingsw/gc14/Model/Cards/BuildingCard.java

@@ -12,7 +12,7 @@ public class BuildingCard extends PlayableCard implements Cloneable , BuildingEf
     public int getPrice() {
         return price;
     }
-
+    private boolean bought;
     protected EffectType effectType;
     protected int effectId;
 
@@ -30,6 +30,7 @@ public class BuildingCard extends PlayableCard implements Cloneable , BuildingEf
         } else {
             throw new IllegalArgumentException();
         }
+        bought = false;
     }
     public BuildingCard(int effectId,EffectType effectType ,int era,int price) throws IllegalArgumentException{
         this.effectId = effectId;
@@ -49,7 +50,7 @@ public class BuildingCard extends PlayableCard implements Cloneable , BuildingEf
         return new BuildingCard(effectId,effectType,getEra(),getPrice());
     }
     public boolean buy(Player player) {
-        if(!player.removeFood(getPrice()))
+        if( bought || !player.removeFood(getPrice()))
             return false;
         player.buildingCards.add(this);
         return true;