from datetime import datetime
import logging.config
import sys

from path import Path
import yaml

LOG_DIR = Path(r"%appdata%\logs").expandvars()
LOG_DIR.makedirs_p()

SYS_EXCEPT_HOOK = sys.excepthook


def get(name="main", level=0, filename=""):
    # charge la configuration du logging depuis le fichier 'logging.yaml'
    configfile = Path(__file__).parent
    with open(configfile / 'logging.yaml', 'rt') as f:
        conf = yaml.load(f, Loader=yaml.FullLoader)

    if level:
        conf["loggers"][name]["level"] = level

    if not filename:
        filename = LOG_DIR / r'{}_{:%Y%m%d_%H%M}.log'.format(name, datetime.now())
    conf["handlers"]["file"]["filename"] = filename

    logging.config.dictConfig(conf)

    logger = logging.getLogger(name)
    logger.info("Log start written at {}".format(filename))
    return logger