import os
from pathlib import Path
from typing import Optional

class Config:
    """Application configuration."""
    
    # Hugging Face
    HUGGINGFACE_TOKEN: Optional[str] = os.getenv("HUGGINGFACE_TOKEN")
    
    # Logging
    LOG_LEVEL: str = os.getenv("LOG_LEVEL", "INFO")
    ENABLE_VERBATIM_LOGS: bool = os.getenv("ENABLE_VERBATIM_LOGS", "true").lower() == "true"
    
    # Paths
    BASE_DIR = Path(__file__).parent.parent.parent
    VERBATIM_LOG_PATH = BASE_DIR / os.getenv("VERBATIM_LOG_PATH", "logs/verbatim")
    REDACTED_LOG_PATH = BASE_DIR / os.getenv("REDACTED_LOG_PATH", "logs/redacted")
    
    @classmethod
    def ensure_log_dirs(cls):
        """Create log directories if they don't exist."""
        cls.VERBATIM_LOG_PATH.mkdir(parents=True, exist_ok=True)
        cls.REDACTED_LOG_PATH.mkdir(parents=True, exist_ok=True)

config = Config()
config.ensure_log_dirs()