import os
from dotenv import load_dotenv
import logging

from httpx import get

# Load environment variables from .env file
load_dotenv()

LOGS_FOLDER = os.path.join(os.path.dirname(os.path.dirname(__file__)), 'logs')
if not os.path.exists(LOGS_FOLDER):
    os.makedirs(LOGS_FOLDER)
LOG_LEVEL = os.getenv("LOG_LEVEL", "INFO").upper()
# Configure logging
logging.basicConfig(
    level=getattr(logging, LOG_LEVEL),
    format='%(asctime)s - %(name)s:%(lineno)d - %(levelname)s - %(message)s',
    handlers=[
        logging.FileHandler(os.path.join(LOGS_FOLDER, 'app.log')),
        logging.StreamHandler()
    ]
)

# Configuration
OPENAI_API_KEY = os.getenv("OPENAI_API_KEY")
PORT = int(os.getenv("PORT", 6001))
EXCLUDED_BEER_IDS = [14, 12, 11]

# SECRET_KEY is crucial for signing session cookies.
# Fallback to a default if not set, but warn that this is insecure for production.
SECRET_KEY = os.getenv("SECRET_KEY", "your_very_very_secret_key_for_signing_cookies_python_v2")

# Data paths
BG_DATA_PATH = os.path.join(os.path.dirname(os.path.dirname(__file__)),'data', 'llm_data.json')
PRODUCTS_PATH = os.path.join(os.path.dirname(os.path.dirname(__file__)),'data', 'products.json')

def validate_config():
    logger = logging.getLogger(__name__)
    """Validate configuration and show warnings"""
    if SECRET_KEY == "your_very_very_secret_key_for_signing_cookies_python_v2":
        logger.warning("Using default SECRET_KEY. Please set a strong SECRET_KEY in your .env file for production.")

    if not OPENAI_API_KEY:
        logger.critical("CRITICAL ERROR: OPENAI_API_KEY environment variable not set. The application will not work correctly.")
        return False
    return True