"""Configuration and logger setup."""

import logging
import os


APP_NAME = 'product-store-eligibility-check'

ENVIRONMENT = os.getenv('ENVIRONMENT', 'qa').lower()
BASE_URL = f'https://{ENVIRONMENT}-ows-vectororder.theorchard.io'
STORE_ID = os.getenv('STORE_ID')
DELIVERY_TYPE = os.getenv('DELIVERY_TYPE')
UPC_LIST = os.getenv('UPC_LIST')
UPC_FILE = os.getenv('UPC_FILE')
BUILD_NUMBER = os.getenv('BUILD_NUMBER', 'local')
LOG_LEVEL = os.getenv('LOG_LEVEL', 'INFO').upper()

S3_PREFIX = 'product-store-eligibility-results'
S3_BUCKET = f'{ENVIRONMENT}-vector-audit'
CONCURRENCY = int(os.getenv('CONCURRENCY', 100))
TIMEOUT = int(os.getenv('TIMEOUT', 900))
RETRY_ATTEMPTS = 3
BACKOFF_FACTOR = 0.5


def setup_logger(name: str = APP_NAME) -> logging.Logger:
    """Set up and return a configured logger."""
    logger = logging.getLogger(name)

    if not logger.handlers:
        handler = logging.StreamHandler()
        formatter = logging.Formatter(
            '%(asctime)s - %(name)s - %(levelname)s - %(message)s'
        )
        handler.setFormatter(formatter)
        logger.addHandler(handler)
        logger.setLevel(getattr(logging, LOG_LEVEL, logging.INFO))

    return logger