#!/usr/bin/env python3
# -*- coding: utf-8 -*-
"""Pack-specific sound system for Wicked Quest.

Provides hierarchical sound loading that checks pack-specific sounds first,
then falls back to generic sounds, without modifying libstormgames.
"""

import os
import pygame
from libstormgames.sound import Sound


class PackSoundSystem(dict):
    """Sound system with hierarchical pack-specific loading."""
    
    def __init__(self, originalSounds, soundDir="sounds/", levelPackName=None):
        """Initialize pack-specific sound system.
        
        Args:
            originalSounds (dict): Original sound dictionary from initialize_gui
            soundDir (str): Base sound directory
            levelPackName (str): Name of level pack for pack-specific sounds
        """
        # Initialize dict with original sounds
        super().__init__(originalSounds)
        
        self.soundDir = soundDir
        self.levelPackName = levelPackName
        
        # Load pack-specific sounds if pack name provided
        if levelPackName:
            self._load_pack_sounds()
    
    def _load_pack_sounds(self):
        """Load pack-specific sounds from sounds/[pack_name]/ directory."""
        packSoundDir = os.path.join(self.soundDir, self.levelPackName)
        if not os.path.exists(packSoundDir):
            return
            
        try:
            for dirPath, _, fileNames in os.walk(packSoundDir):
                relPath = os.path.relpath(dirPath, packSoundDir)
                
                for fileName in fileNames:
                    if fileName.lower().endswith(('.ogg', '.wav')):
                        fullPath = os.path.join(dirPath, fileName)
                        baseName = os.path.splitext(fileName)[0]
                        
                        # Create sound key same as base system
                        soundKey = baseName if relPath == '.' else os.path.join(relPath, baseName).replace('\\', '/')
                        # Add/override sound in the main dictionary
                        self[soundKey] = pygame.mixer.Sound(fullPath)
                        
        except Exception as e:
            print(f"Error loading pack sounds: {e}")