#!/usr/bin/env python3
# -*- coding: utf-8 -*-
"""Standard initializations and functions shared by all Storm Games.

This module provides core functionality for Storm Games including:
- Sound and speech handling
- Volume controls
- Configuration management
- Score tracking
- GUI initialization
- Game menu systems
"""

from sys import exit
import configparser
import os
from os import listdir
from os.path import isfile, join
from inspect import isfunction
from xdg import BaseDirectory
from setproctitle import setproctitle
import pygame
import pyperclip
import random
import re
import requests
import textwrap
import webbrowser
import math
import numpy as np
import time
import wx

# Global variable for speech provider
try:
    import speechd
    spd = speechd.Client()
    speechProvider = "speechd"
except ImportError:
    import accessible_output2.outputs.auto
    s = accessible_output2.outputs.auto.Auto()
    speechProvider = "accessible_output2"
except ImportError:
    print("No other speech providers found.")
    exit()

# Configuration objects
localConfig = configparser.ConfigParser()
globalConfig = configparser.ConfigParser()

# Volume control globals
bgmVolume = 0.75  # Default background music volume
sfxVolume = 1.0   # Default sound effects volume
masterVolume = 1.0  # Default master volume

class Scoreboard:
    """Handles high score tracking with player names."""
    
    def __init__(self, score=0):
        """Initialize scoreboard with optional starting score."""
        read_config()
        self.currentScore = score
        self.highScores = []
    
        try:
            localConfig.add_section("scoreboard")
        except:
            pass
        
        # Load existing high scores
        for i in range(1, 11):
            try:
                score = localConfig.getint("scoreboard", f"score_{i}")
                name = localConfig.get("scoreboard", f"name_{i}")
                self.highScores.append({
                    'name': name,
                    'score': score
                })
            except:
                self.highScores.append({
                    'name': "Player",
                    'score': 0
                })
    
        # Sort high scores by score value in descending order
        self.highScores.sort(key=lambda x: x['score'], reverse=True)
                
    def get_score(self):
        """Get current score."""
        return self.currentScore
        
    def get_high_scores(self):
        """Get list of high scores."""
        return self.highScores
        
    def decrease_score(self, points=1):
        """Decrease the current score."""
        self.currentScore -= points
        
    def increase_score(self, points=1):
        """Increase the current score."""
        self.currentScore += points
        
    def check_high_score(self):
        """Check if current score qualifies as a high score.
        
        Returns:
            int: Position (1-10) if high score, None if not
        """
        for i, entry in enumerate(self.highScores):
            if self.currentScore > entry['score']:
                return i + 1
        return None
        
    def add_high_score(self):
        """Add current score to high scores if it qualifies.
    
        Returns:
            bool: True if score was added, False if not
        """
        position = self.check_high_score()
        if position is None:
            return False
        
        # Prompt for name using get_input
        name = get_input("New high score! Enter your name:", "Player")
        if name is None:  # User cancelled
            name = "Player"
        
        # Insert new score at correct position
        self.highScores.insert(position - 1, {
            'name': name,
            'score': self.currentScore
        })
    
        # Keep only top 10
        self.highScores = self.highScores[:10]
    
        # Save to config
        for i, entry in enumerate(self.highScores):
            localConfig.set("scoreboard", f"score_{i+1}", str(entry['score']))
            localConfig.set("scoreboard", f"name_{i+1}", entry['name'])
        
        write_config()
        speak(f"Congratulations {name}! You got position {position} on the scoreboard!")
        return True


def write_config(write_global=False):
    """Write configuration to file.
    
    Args:
        write_global (bool): If True, write to global config, otherwise local (default: False)
    """
    if not write_global:
        with open(gamePath + "/config.ini", 'w') as configfile:
            localConfig.write(configfile)
    else:
        with open(globalPath + "/config.ini", 'w') as configfile:
            globalConfig.write(configfile)

def read_config(read_global=False):
    """Read configuration from file.
    
    Args:
        read_global (bool): If True, read global config, otherwise local (default: False)
    """
    if not read_global:
        try:
            with open(gamePath + "/config.ini", 'r') as configfile:
                localConfig.read_file(configfile)
        except:
            pass
    else:
        try:
            with open(globalPath + "/config.ini", 'r') as configfile:
                globalConfig.read_file(configfile)
        except:
            pass

def initialize_gui(gameTitle):
    """Initialize the game GUI and sound system.
    
    Args:
        gameTitle (str): Title of the game
        
    Returns:
        dict: Dictionary of loaded sound objects
    """
    # Check for, and possibly create, storm-games path    
    global globalPath
    global gamePath
    global gameName
    
    globalPath = BaseDirectory.xdg_config_home + "/storm-games"
    gamePath = globalPath + "/" + str.lower(str.replace(gameTitle, " ", "-"))
    if not os.path.exists(gamePath):
        os.makedirs(gamePath)
        
    # Seed the random generator to the clock
    random.seed()
    
    # Set game's name
    gameName = gameTitle
    setproctitle(str.lower(str.replace(gameTitle, " ", "")))
    
    # Initialize pygame
    pygame.init()
    pygame.display.set_mode((800, 600))
    pygame.display.set_caption(gameTitle)
    
    # Set up audio system
    pygame.mixer.pre_init(44100, -16, 2, 1024)
    pygame.mixer.init()
    pygame.mixer.set_num_channels(32)
    pygame.mixer.set_reserved(0)  # Reserve channel for cut scenes
    
    # Enable key repeat for volume controls
    pygame.key.set_repeat(500, 100)
    
    # Load sound files
    try:
        soundFiles = [f for f in listdir("sounds/") 
                      if isfile(join("sounds/", f)) 
                      and (f.split('.')[1].lower() in ["ogg", "wav"])]
    except Exception as e:
        print("No sounds found.")
        speak("No sounds found.", False)
        soundFiles = []
    
    # Create dictionary of sound objects
    soundData = {}
    for f in soundFiles:
        soundData[f.split('.')[0]] = pygame.mixer.Sound("sounds/" + f)
    
    # Play intro sound if available
    if 'game-intro' in soundData:
        cut_scene(soundData, 'game-intro')
    
    return soundData

def adjust_master_volume(change):
    """Adjust the master volume for all sounds.
    
    Args:
        change (float): Amount to change volume by (positive or negative)
    """
    global masterVolume
    masterVolume = max(0.0, min(1.0, masterVolume + change))
    # Update music volume
    if pygame.mixer.music.get_busy():
        pygame.mixer.music.set_volume(bgmVolume * masterVolume)
    # Update all sound channels
    for i in range(pygame.mixer.get_num_channels()):
        channel = pygame.mixer.Channel(i)
        if channel.get_busy():
            current_volume = channel.get_volume()
            if isinstance(current_volume, (int, float)):
                # Mono audio
                channel.set_volume(current_volume * masterVolume)
            else:
                # Stereo audio
                left, right = current_volume
                channel.set_volume(left * masterVolume, right * masterVolume)

def adjust_bgm_volume(change):
    """Adjust only the background music volume.
    
    Args:
        change (float): Amount to change volume by (positive or negative)
    """
    global bgmVolume
    bgmVolume = max(0.0, min(1.0, bgmVolume + change))
    if pygame.mixer.music.get_busy():
        pygame.mixer.music.set_volume(bgmVolume * masterVolume)

def adjust_sfx_volume(change):
    """Adjust volume for sound effects only.
    
    Args:
        change (float): Amount to change volume by (positive or negative)
    """
    global sfxVolume
    sfxVolume = max(0.0, min(1.0, sfxVolume + change))
    # Update all sound channels except reserved ones
    for i in range(pygame.mixer.get_num_channels()):
        channel = pygame.mixer.Channel(i)
        if channel.get_busy():
            current_volume = channel.get_volume()
            if isinstance(current_volume, (int, float)):
                # Mono audio
                channel.set_volume(current_volume * sfxVolume * masterVolume)
            else:
                # Stereo audio
                left, right = current_volume
                channel.set_volume(left * sfxVolume * masterVolume, 
                                 right * sfxVolume * masterVolume)

def play_bgm(music_file):
    """Play background music with proper volume settings.
    
    Args:
        music_file (str): Path to the music file to play
    """
    try:
        pygame.mixer.music.stop()
        pygame.mixer.music.load(music_file)
        pygame.mixer.music.set_volume(bgmVolume * masterVolume)
        pygame.mixer.music.play(-1)  # Loop indefinitely
    except Exception as e:
        pass

def get_input(prompt="Enter text:", text=""):
    """Display a dialog box for text input.
    
    Args:
        prompt (str): Prompt text to display (default: "Enter text:")
        text (str): Initial text in input box (default: "")
        
    Returns:
        str: User input text, or None if cancelled
    """
    app = wx.App(False)
    dialog = wx.TextEntryDialog(None, prompt, "Input", text)
    dialog.SetValue(text)
    if dialog.ShowModal() == wx.ID_OK:
        userInput = dialog.GetValue()
    else:
        userInput = None
    dialog.Destroy()
    return userInput

def speak(text, interrupt=True):
    """Speak text using the configured speech provider and display on screen.
    
    Args:
        text (str): Text to speak and display
        interrupt (bool): Whether to interrupt current speech (default: True)
    """
    if speechProvider == "speechd":
        if interrupt:
            spd.cancel()
        spd.say(text)
    else:
        if speechProvider == "accessible_output2":
            s.speak(text, interrupt=interrupt)
    
    # Display the text on screen
    screen = pygame.display.get_surface()
    font = pygame.font.Font(None, 36)
    # Wrap the text
    max_width = screen.get_width() - 40  # Leave a 20-pixel margin on each side
    wrapped_text = textwrap.wrap(text, width=max_width // font.size('A')[0])
    # Render each line
    text_surfaces = [font.render(line, True, (255, 255, 255)) for line in wrapped_text]
    screen.fill((0, 0, 0))  # Clear screen with black
    # Calculate total height of text block
    total_height = sum(surface.get_height() for surface in text_surfaces)
    # Start y-position (centered vertically)
    currentY = (screen.get_height() - total_height) // 2
    # Blit each line of text
    for surface in text_surfaces:
        text_rect = surface.get_rect(center=(screen.get_width() // 2, currentY + surface.get_height() // 2))
        screen.blit(surface, text_rect)
        currentY += surface.get_height()
    pygame.display.flip()

def check_for_exit():
    """Check if user has pressed escape key.
    
    Returns:
        bool: True if escape was pressed, False otherwise
    """
    for event in pygame.event.get():
        if event.type == pygame.KEYDOWN and event.key == pygame.K_ESCAPE:
            return True
        return False
    pygame.event.pump()

def exit_game():
    """Clean up and exit the game."""
    if speechProvider == "speechd":
        spd.close()
    pygame.mixer.music.stop()
    pygame.quit()
    exit()

def calculate_volume_and_pan(player_pos, obj_pos):
    """Calculate volume and stereo panning based on relative positions.
    
    Args:
        player_pos (float): Player's position on x-axis
        obj_pos (float): Object's position on x-axis
        
    Returns:
        tuple: (volume, left_vol, right_vol) values between 0 and 1
    """
    distance = abs(player_pos - obj_pos)
    max_distance = 12  # Maximum audible distance
    
    if distance > max_distance:
        return 0, 0, 0  # No sound if out of range
        
    # Calculate volume (non-linear scaling for more noticeable changes)
    # Apply masterVolume as the maximum possible volume
    volume = (((max_distance - distance) / max_distance) ** 1.5) * masterVolume
    
    # Determine left/right based on relative position
    if player_pos < obj_pos:
        # Object is to the right
        left = max(0, 1 - (obj_pos - player_pos) / max_distance)
        right = 1
    elif player_pos > obj_pos:
        # Object is to the left
        left = 1
        right = max(0, 1 - (player_pos - obj_pos) / max_distance)
    else:
        # Player is on the object
        left = right = 1
        
    return volume, left, right

def obj_play(sounds, soundName, player_pos, obj_pos, loop=True):
    """Play a sound with positional audio.
    
    Args:
        sounds (dict): Dictionary of sound objects
        soundName (str): Name of sound to play
        player_pos (float): Player's position for audio panning
        obj_pos (float): Object's position for audio panning
        loop (bool): Whether to loop the sound (default: True)
        
    Returns:
        pygame.mixer.Channel: Sound channel object, or None if out of range
    """
    volume, left, right = calculate_volume_and_pan(player_pos, obj_pos)
    if volume == 0:
        return None  # Don't play if out of range
        
    # Play the sound on a new channel
    channel = sounds[soundName].play(-1 if loop else 0)
    if channel:
        channel.set_volume(volume * left * sfxVolume,
            volume * right * sfxVolume)
    return channel

def obj_update(channel, player_pos, obj_pos):
    """Update positional audio for a playing sound.
    
    Args:
        channel: Sound channel to update
        player_pos (float): New player position
        obj_pos (float): New object position
        
    Returns:
        pygame.mixer.Channel: Updated channel, or None if sound should stop
    """
    if channel is None:
        return None
        
    volume, left, right = calculate_volume_and_pan(player_pos, obj_pos)
    if volume == 0:
        channel.stop()
        return None
        
    # Apply the volume and pan
    channel.set_volume(volume * left * sfxVolume,
        volume * right * sfxVolume)
    return channel

def obj_stop(channel):
    """Stop a playing sound channel.
    
    Args:
        channel: Sound channel to stop
        
    Returns:
        None if stopped successfully, otherwise returns original channel
    """
    try:
        channel.stop()
        return None
    except:
        return channel

def play_sound(sound, volume=1.0):
    """Play a sound with current volume settings applied.
    
    Args:
        sound: pygame Sound object to play
        volume: base volume for the sound (0.0-1.0, default: 1.0)
        
    Returns:
        pygame.mixer.Channel: The channel the sound is playing on
    """
    channel = sound.play()
    if channel:
        channel.set_volume(volume * sfxVolume * masterVolume)
    return channel

def play_ambiance(sounds, soundNames, probability, randomLocation=False):
    """Play random ambient sounds with optional positional audio.
    
    Args:
        sounds (dict): Dictionary of sound objects
        soundNames (list): List of possible sound names to choose from
        probability (int): Chance to play (1-100)
        randomLocation (bool): Whether to randomize stereo position
        
    Returns:
        pygame.mixer.Channel: Sound channel if played, None otherwise
    """
    # Check if any of the sounds in the list is already playing
    for soundName in soundNames:
        if pygame.mixer.find_channel(True) and pygame.mixer.find_channel(True).get_busy():
            return None
            
    if random.randint(1, 100) > probability:
        return None
        
    # Choose a random sound from the list
    ambianceSound = random.choice(soundNames)
    channel = sounds[ambianceSound].play()
    
    if randomLocation and channel:
        leftVolume = random.random() * sfxVolume * masterVolume
        rightVolume = random.random() * sfxVolume * masterVolume
        channel.set_volume(leftVolume, rightVolume)
        
    return channel

def play_random(sounds, soundName, pause=False, interrupt=False):
    """Play a random variation of a sound.
    
    Args:
        sounds (dict): Dictionary of sound objects
        soundName (str): Base name of sound (will match all starting with this)
        pause (bool): Whether to pause execution until sound finishes
        interrupt (bool): Whether to interrupt other sounds
    """
    key = []
    for i in sounds.keys():
        if re.match("^" + soundName + ".*", i):
            key.append(i)
            
    if not key:  # No matching sounds found
        return
        
    randomKey = random.choice(key)
    
    if interrupt:
        cut_scene(sounds, randomKey)
        return
    
    channel = sounds[randomKey].play()
    if channel:
        channel.set_volume(sfxVolume * masterVolume, sfxVolume * masterVolume)
    
    if pause:
        time.sleep(sounds[randomKey].get_length())

def play_random_positional(sounds, soundName, player_x, object_x):
    """Play a random variation of a sound with positional audio.
    
    Args:
        sounds (dict): Dictionary of sound objects
        soundName (str): Base name of sound to match
        player_x (float): Player's x position
        object_x (float): Object's x position
        
    Returns:
        pygame.mixer.Channel: Sound channel if played, None otherwise
    """
    keys = [k for k in sounds.keys() if k.startswith(soundName)]
    if not keys:
        return None
    
    randomKey = random.choice(keys)
    volume, left, right = calculate_volume_and_pan(player_x, object_x)
    
    if volume == 0:
        return None
        
    channel = sounds[randomKey].play()
    if channel:
        channel.set_volume(volume * left * sfxVolume,
            volume * right * sfxVolume)
    return channel

def cut_scene(sounds, soundName):
    """Play a sound as a cut scene, stopping other sounds.
    
    Args:
        sounds (dict): Dictionary of sound objects
        soundName (str): Name of sound to play
    """
    pygame.event.clear()
    pygame.mixer.stop()
    channel = pygame.mixer.Channel(0)
    channel.play(sounds[soundName])
    while pygame.mixer.get_busy():
        event = pygame.event.poll()
        if event.type == pygame.KEYDOWN and event.key in [pygame.K_ESCAPE, pygame.K_RETURN, pygame.K_SPACE]:
            pygame.mixer.stop()
        pygame.event.pump()

def play_random_falling(sounds, soundName, player_x, object_x, start_y, 
                       currentY=0, max_y=20, existing_channel=None):
    """Play or update a falling sound with positional audio and volume based on height.
    
    Args:
        sounds (dict): Dictionary of sound objects
        soundName (str): Base name of sound to match
        player_x (float): Player's x position
        object_x (float): Object's x position
        start_y (float): Starting Y position (0-20, higher = quieter start)
        currentY (float): Current Y position (0 = ground level) (default: 0)
        max_y (float): Maximum Y value (default: 20)
        existing_channel: Existing sound channel to update (default: None)
        
    Returns:
        pygame.mixer.Channel: Sound channel for updating position/volume,
                            or None if sound should stop
    """
    # Calculate horizontal positioning
    volume, left, right = calculate_volume_and_pan(player_x, object_x)
    
    # Calculate vertical fall volume multiplier (0 at max_y, 1 at y=0)
    fallMultiplier = 1 - (currentY / max_y)
    
    # Adjust final volumes
    finalVolume = volume * fallMultiplier
    finalLeft = left * finalVolume
    finalRight = right * finalVolume
    
    if existing_channel is not None:
        if volume == 0:  # Out of audible range
            existing_channel.stop()
            return None
        existing_channel.set_volume(finalLeft * sfxVolume,
            finalRight * sfxVolume)
        return existing_channel
    else:  # Need to create new channel
        if volume == 0:  # Don't start if out of range
            return None
            
        # Find matching sound files
        keys = [k for k in sounds.keys() if k.startswith(soundName)]
        if not keys:
            return None
            
        randomKey = random.choice(keys)
        channel = sounds[randomKey].play()
        if channel:
            channel.set_volume(finalLeft * sfxVolume,
                finalRight * sfxVolume)
        return channel

def display_text(text):
    """Display and speak text with navigation controls.
    
    Allows users to:
    - Navigate text line by line with arrow keys
    - Listen to full text with space
    - Copy current line or full text
    - Exit with enter/escape
    - Volume controls (with Alt modifier):
        - Alt+PageUp/PageDown: Master volume up/down
        - Alt+Home/End: Background music volume up/down
        - Alt+Insert/Delete: Sound effects volume up/down
    
    Args:
        text (list): List of text lines to display
    """
    currentIndex = 0
    text.insert(0, "Press space to read the whole text. Use up and down arrows to navigate "
                  "the text line by line. Press c to copy the current line to the clipboard "
                  "or t to copy the entire text. Press enter or escape when you are done reading.")
    text.append("End of text.")
    speak(text[currentIndex])
    
    while True:
        event = pygame.event.wait()
        if event.type == pygame.KEYDOWN:
            # Check for Alt modifier
            mods = pygame.key.get_mods()
            alt_pressed = mods & pygame.KMOD_ALT
            
            # Volume controls (require Alt)
            if alt_pressed:
                if event.key == pygame.K_PAGEUP:
                    adjust_master_volume(0.1)
                elif event.key == pygame.K_PAGEDOWN:
                    adjust_master_volume(-0.1)
                elif event.key == pygame.K_HOME:
                    adjust_bgm_volume(0.1)
                elif event.key == pygame.K_END:
                    adjust_bgm_volume(-0.1)
                elif event.key == pygame.K_INSERT:
                    adjust_sfx_volume(0.1)
                elif event.key == pygame.K_DELETE:
                    adjust_sfx_volume(-0.1)
            # Regular text navigation (no Alt required)
            else:
                if event.key in (pygame.K_ESCAPE, pygame.K_RETURN):
                    return
                    
                if event.key in [pygame.K_DOWN, pygame.K_s] and currentIndex < len(text) - 1:
                    currentIndex += 1
                    speak(text[currentIndex])
                    
                if event.key in [pygame.K_UP, pygame.K_w] and currentIndex > 0:
                    currentIndex -= 1
                    speak(text[currentIndex])
                    
                if event.key == pygame.K_SPACE:
                    speak(' '.join(text[1:]))
                    
                if event.key == pygame.K_c:
                    try:
                        pyperclip.copy(text[currentIndex])
                        speak("Copied " + text[currentIndex] + " to the clipboard.")
                    except:
                        speak("Failed to copy the text to the clipboard.")
                        
                if event.key == pygame.K_t:
                    try:
                        pyperclip.copy(' '.join(text[1:-1]))
                        speak("Copied entire message to the clipboard.")
                    except:
                        speak("Failed to copy the text to the clipboard.")
                    
        event = pygame.event.clear()
        time.sleep(0.001)

def messagebox(text):
    """Display a simple message box with text.
    
    Shows a message that can be repeated until the user chooses to continue.
    
    Args:
        text (str): Message to display
    """
    speak(text + "\nPress any key to repeat or enter to continue.")
    while True:
        event = pygame.event.wait()
        if event.type == pygame.KEYDOWN:
            if event.key in (pygame.K_ESCAPE, pygame.K_RETURN):
                return
            speak(text + "\nPress any key to repeat or enter to continue.")

def instructions():
    """Display game instructions from file.
    
    Reads and displays instructions from 'files/instructions.txt'.
    If file is missing, displays an error message.
    """
    try:
        pygame.mixer.music.pause()
    except:
        pass

    try:
        with open('files/instructions.txt', 'r') as f:
            info = f.readlines()
    except:
        info = ["Instructions file is missing."]
    display_text(info)

    try:
        pygame.mixer.music.unpause()
    except:
        pass

def credits():
    """Display game credits from file.
    
    Reads and displays credits from 'files/credits.txt'.
    Adds game name header before displaying.
    If file is missing, displays an error message.
    """
    try:
        pygame.mixer.music.pause()
    except:
        pass

    try:
        with open('files/credits.txt', 'r') as f:
            info = f.readlines()
        # Add the header
        info.insert(0, gameName + ": brought to you by Storm Dragon")
    except:
        info = ["Credits file is missing."]
    display_text(info)

    try:
        pygame.mixer.music.unpause()
    except:
        pass

def learn_sounds(sounds):
    """Interactive menu for learning game sounds.
    
    Allows users to:
    - Navigate through available sounds
    - Play selected sounds
    - Return to menu with escape key
    
    Args:
        sounds (dict): Dictionary of available sound objects
        
    Returns:
        str: "menu" if user exits with escape
    """
    loop = True
    try:
        pygame.mixer.music.pause()
    except:
        pass

    currentIndex = 0
    
    # Get list of available sounds, excluding special sounds
    soundFiles = [f for f in listdir("sounds/")
                   if isfile(join("sounds/", f))
                   and (f.split('.')[1].lower() in ["ogg", "wav"])
                   and (f.split('.')[0].lower() not in ["game-intro", "music_menu"])
                   and (not f.lower().startswith("_"))]
    
    # Track last spoken index to avoid repetition
    lastSpoken = -1
    
    while loop:
        if currentIndex != lastSpoken:
            speak(soundFiles[currentIndex][:-4])
            lastSpoken = currentIndex
            
        event = pygame.event.wait()
        if event.type == pygame.KEYDOWN:
            if event.key == pygame.K_ESCAPE:
                try:
                    pygame.mixer.music.unpause()
                except:
                    pass

                return "menu"
                
            if event.key in [pygame.K_DOWN, pygame.K_s] and currentIndex < len(soundFiles) - 1:
                pygame.mixer.stop()
                currentIndex += 1
                
            if event.key in [pygame.K_UP, pygame.K_w] and currentIndex > 0:
                pygame.mixer.stop()
                currentIndex -= 1
                
            if event.key == pygame.K_RETURN:
                try:
                    soundName = soundFiles[currentIndex][:-4]
                    pygame.mixer.stop()
                    sounds[soundName].play()
                except:
                    lastSpoken = -1
                    speak("Could not play sound.")
                    
        event = pygame.event.clear()
        time.sleep(0.001)

def game_menu(sounds, *options):
    """Display and handle the main game menu.
    
    Provides menu navigation with:
    - Up/Down arrows for selection
    - Home/End for first/last option
    - Enter to select
    - Escape to exit
    - Volume controls (with Alt modifier):
        - Alt+PageUp/PageDown: Master volume up/down
        - Alt+Home/End: Background music volume up/down
        - Alt+Insert/Delete: Sound effects volume up/down
    """
    loop = True
    pygame.mixer.stop()
    
    if pygame.mixer.music.get_busy():
        pygame.mixer.music.unpause()
    else:
        try:
            play_bgm("sounds/music_menu.ogg")
        except:
            pass
            
    currentIndex = 0
    lastSpoken = -1  # Track last spoken index
    
    while loop:
        if currentIndex != lastSpoken:
            speak(options[currentIndex])
            lastSpoken = currentIndex
            
        event = pygame.event.wait()
        if event.type == pygame.KEYDOWN:
            # Check for Alt modifier
            mods = pygame.key.get_mods()
            alt_pressed = mods & pygame.KMOD_ALT
            
            # Volume controls (require Alt)
            if alt_pressed:
                if event.key == pygame.K_PAGEUP:
                    adjust_master_volume(0.1)
                elif event.key == pygame.K_PAGEDOWN:
                    adjust_master_volume(-0.1)
                elif event.key == pygame.K_HOME:
                    adjust_bgm_volume(0.1)
                elif event.key == pygame.K_END:
                    adjust_bgm_volume(-0.1)
                elif event.key == pygame.K_INSERT:
                    adjust_sfx_volume(0.1)
                elif event.key == pygame.K_DELETE:
                    adjust_sfx_volume(-0.1)
            # Regular menu navigation (no Alt required)
            else:
                if event.key == pygame.K_ESCAPE:
                    exit_game()
                elif event.key == pygame.K_HOME:
                    if currentIndex != 0:
                        currentIndex = 0
                        try:
                            sounds['menu-move'].play()
                        except:
                            pass
                        if options[currentIndex] != "donate":
                            pygame.mixer.music.unpause()
                elif event.key == pygame.K_END:
                    if currentIndex != len(options) - 1:
                        currentIndex = len(options) - 1
                        try:
                            sounds['menu-move'].play()
                        except:
                            pass
                        if options[currentIndex] != "donate":
                            pygame.mixer.music.unpause()
                elif event.key in [pygame.K_DOWN, pygame.K_s] and currentIndex < len(options) - 1:
                    currentIndex += 1
                    try:
                        sounds['menu-move'].play()
                    except:
                        pass
                    if options[currentIndex] != "donate":
                        pygame.mixer.music.unpause()
                elif event.key in [pygame.K_UP, pygame.K_w] and currentIndex > 0:
                    currentIndex -= 1
                    try:
                        sounds['menu-move'].play()
                    except:
                        pass
                    if options[currentIndex] != "donate":
                        pygame.mixer.music.unpause()
                elif event.key == pygame.K_RETURN:
                    try:
                        lastSpoken = -1
                        try:
                            sounds['menu-select'].play()
                            time.sleep(sounds['menu-select'].get_length())
                        except:
                            pass
                        eval(options[currentIndex] + "()")
                    except:
                        lastSpoken = -1
                        pygame.mixer.music.fadeout(500)
                        try:
                            pygame.mixer.music.fadeout(750)
                            time.sleep(1.0)
                        except:
                            pass

                        return options[currentIndex]
                    
        event = pygame.event.clear()
        time.sleep(0.001)

def donate():
    """Open the donation webpage.
    
    Pauses background music and opens the Ko-fi donation page.
    """
    pygame.mixer.music.pause()
    webbrowser.open('https://ko-fi.com/stormux')