# combat_system.py
import random
from settings import *
from items import get_item, ITEMS, WEAPON_STATS

class CombatSystem:
    def __init__(self, weapon_manager):
        self.weapon_manager = weapon_manager

    def player_attack(self, player, enemies):
        """
        Handles player attack on enemies using the currently equipped weapon.
        """
        # Get weapon ID from weapon manager
        weapon_id = self.weapon_manager.get_current_weapon()
        if weapon_id is None:
            print("DEBUG: No weapon equipped")
            return

        # Get weapon stats
        damage = WEAPON_STATS.get(weapon_id, {}).get("damage", 1)
        attack_range = WEAPON_STATS.get(weapon_id, {}).get("range", 50)

        player_pos = player.pos

        # Attack enemies within range
        for enemy in enemies:
            if not getattr(enemy, "alive", True):
                continue  # Skip dead enemies

            enemy_pos = enemy.pos
            distance = (enemy_pos - player_pos).length()
            if distance <= attack_range:
                enemy.health -= damage
                print(f"DEBUG: {enemy.name if hasattr(enemy,'name') else 'Enemy'} took {damage} damage! (HP left: {enemy.health})")
                if enemy.health <= 0:
                    enemy.alive = False
                    print(f"DEBUG: {enemy.name if hasattr(enemy,'name') else 'Enemy'} has been defeated!")

    def enemy_attack(self, enemy, player):
        """
        Handles enemy attack on player.
        """
        if not getattr(enemy, "alive", True):
            return

        # Ensure enemy has attack properties
        attack_range = getattr(enemy, "attack_range", 50)
        attack_damage = getattr(enemy, "attack_damage", ENEMY_ATTACK_DAMAGE)

        distance = (enemy.pos - player.pos).length()
        if distance <= attack_range:
            player.health -= attack_damage
            print(f"DEBUG: Player took {attack_damage} damage! (HP left: {player.health})")

    def update(self, dt):
        """
        Updates combat-related state per frame.
        Currently placeholder for cooldowns or status effects.
        """
        pass