import os
import logging
from dotenv import load_dotenv

# Import the new classes
from .auth_handler import AuthHandler
from .superoffice_client import SuperOfficeClient

# Configure logging
logging.basicConfig(
    level=logging.INFO,
    format='%(asctime)s - %(name)s - %(levelname)s - %(message)s',
    handlers=[
        logging.StreamHandler()
    ]
)
logger = logging.getLogger(__name__)

def main():
    """
    Main function to initialize and run the SuperOffice connector.
    """
    logger.info("Starting SuperOffice Connector Proof of Concept...")

    # Load environment variables from the root .env file
    dotenv_path = os.path.join(os.path.dirname(__file__), '..', '.env')
    logger.info(f"Attempting to load .env file from: {dotenv_path}")
    
    if os.path.exists(dotenv_path):
        load_dotenv(dotenv_path=dotenv_path)
        logger.info(".env file loaded successfully.")
    else:
        logger.error(f".env file not found at the expected location: {dotenv_path}")
        logger.error("Please ensure the .env file exists in the project root directory.")
        return

    try:
        # 1. Initialize AuthHandler
        auth_handler = AuthHandler()

        # Define the tenant ID
        TENANT_ID = "Cust26720" # As provided in the initial task description

        # 2. Get a fresh access token (this will also update the refresh token if needed)
        full_access_token = auth_handler.get_access_token()
        logger.info(f"Full Access Token for curl: {full_access_token}")

        # 3. Initialize SuperOfficeClient with the tenant ID
        so_client = SuperOfficeClient(auth_handler, TENANT_ID)

        # 3. Perform test connection
        logger.info("--- Performing Connection Test ---")
        connection_result = so_client.test_connection()
        logger.info("--- Connection Test Finished ---")

        if connection_result:
            logger.info("POC Succeeded: Connection to SuperOffice API was successful.")
        else:
            logger.error("POC Failed: Could not establish a connection to SuperOffice API.")

    except ValueError as ve:
        logger.error(f"Configuration Error: {ve}")
        logger.error("POC Failed due to missing configuration.")
    except Exception as e:
        logger.error(f"An unexpected error occurred during the POC execution: {e}", exc_info=True)
        logger.error("POC Failed due to an unexpected error.")


    logger.info("SuperOffice Connector POC finished.")

if __name__ == "__main__":
    main()