Fixed attack sound sometimes not playing. Fixed a problem where a single attack was doing multiple attack damage. The means I reaqlly need to reword the first three levels, because they are very hard now lol.

src/weapon.py

@@ -8,6 +8,7 @@ class Weapon:
         self.cooldown = cooldown  # Milliseconds between attacks
         self.attackDuration = attackDuration  # Milliseconds the attack is active
         self.lastAttackTime = 0
+        self.hitEnemies = set()
         
     def can_attack(self, currentTime):
         """Check if enough time has passed since last attack"""
@@ -24,6 +25,7 @@ class Weapon:
         """Begin an attack and return True if allowed"""
         if self.can_attack(currentTime):
             self.lastAttackTime = currentTime
+            self.hitEnemies.clear()  # Clear hit enemies for new attack
             return True
         return False
         
@@ -31,3 +33,11 @@ class Weapon:
         """Check if the attack is still in its active frames"""
         timeSinceAttack = currentTime - self.lastAttackTime
         return 0 <= timeSinceAttack <= self.attackDuration
+
+    def register_hit(self, enemy, currentTime):
+        """Register a hit on an enemy for this attack. Returns True if it's a new hit."""
+        if self.is_attack_active(currentTime):
+            if enemy not in self.hitEnemies:
+                self.hitEnemies.add(enemy)
+                return True
+        return False