import logging
import os


class CustomFormatter(logging.Formatter):
    grey = "\x1b[90;20m"
    blue = "\x1b[34;20m"
    yellow = "\x1b[33;20m"
    red = "\x1b[31;20m"
    bold_red = "\x1b[31;1m"
    reset = "\x1b[0m"
    format = "%(asctime)s,%(msecs)03d %(levelname)-8s [%(filename)s:%(lineno)d] %(message)s"

    FORMATS = {
        logging.DEBUG: grey + format + reset,
        logging.INFO: blue + format + reset,
        logging.WARNING: yellow + format + reset,
        logging.ERROR: red + format + reset,
        logging.CRITICAL: bold_red + format + reset
    }

    def format(self, record):
        log_fmt = self.FORMATS.get(record.levelno)
        formatter = logging.Formatter(log_fmt)
        return formatter.format(record)

logger = logging.getLogger(__name__)
if os.environ.get('FLASK_DEBUG') == '1':  # Local development
    logger.root.setLevel(logging.DEBUG)
else:  # Production
    logger.root.setLevel(logging.INFO)

stream_handler = logging.StreamHandler()
stream_handler.setFormatter(CustomFormatter())
logger.root.addHandler(stream_handler)