"""
Volume control module.
Regulates system volume on a scale from 1 to 10.
"""
import subprocess
import re

NUMBER_MAP = {
    "один": 1, "раз": 1, "два": 2, "три": 3, "четыре": 4, 
    "пять": 5, "шесть": 6, "семь": 7, "восемь": 8, "девять": 9, "десять": 10
}


def set_volume(level: int) -> bool:
    """
    Set system volume (1-10 corresponding to 10%-100%).
    
    Args:
        level: Integer between 1 and 10
        
    Returns:
        True if successful, False otherwise
    """
    if not isinstance(level, int):
        print(f"❌ Ошибка: Уровень громкости должен быть целым числом, получено {type(level)}")
        return False
        
    if level < 1:
        level = 1
    elif level > 10:
        level = 10
        
    percentage = level * 10
    
    try:
        # Set volume using amixer
        # -q: quiet
        # sset: set simple control
        # Master: control name
        # %: percentage
        cmd = ["amixer", "-q", "sset", "Master", f"{percentage}%"]
        subprocess.run(cmd, check=True)
        print(f"🔊 Громкость установлена на {level} ({percentage}%)")
        return True
    except subprocess.CalledProcessError as e:
        print(f"❌ Ошибка при установке громкости: {e}")
        return False
    except Exception as e:
        print(f"❌ Неизвестная ошибка громкости: {e}")
        return False


def parse_volume_text(text: str) -> int | None:
    """
    Parse volume level from text (digits or Russian words).
    Returns integer 1-10 or None if not found.
    """
    text = text.lower()
    
    # 1. Check for digits
    num_match = re.search(r'\b(10|[1-9])\b', text)
    if num_match:
        return int(num_match.group())
        
    # 2. Check for words
    for word, value in NUMBER_MAP.items():
        if word in text:
            return value
            
    return None