#!/usr/bin/env python3
# Eryn Wells <eryn@erynwells.me>
'''
Logging for my shells.
'''

import argparse
import logging
import os
import os.path

_LOGFILE = os.path.expanduser('~/.shell.log')
_LOGGER = None

def parse_args():
    parser = argparse.ArgumentParser()
    parser.add_argument('-b', '--bold', action='store_true')
    parser.add_argument('-f', '--file', default=LOGFILE)
    parser.add_argument('-l', '--level', type=int, default=logging.INFO)
    parser.add_argument('-n', '--noeol', action='store_true')
    parser.add_argument('msg')
    parser.add_argument('args', nargs=argparse.REMAINDER)
    args = parser.parse_args()
    return args

def logger(args):
    logger = logging.getLogger('')

    stdout_handler = logging.StreamHandler()
    formatter = logging.Formatter('\033[34m==>\033[39m {msg}', style='{')
    stdout_handler.setFormatter(formatter)
    logger.addHandler(stdout_handler)

    return logger

def main():
    # Set up.
    args = parse_args()
    log = logger(args)

    # Set the level from the shell.
    level = int(os.environ.get('NOISY', logging.INFO))
    log.setLevel(level)

    # Log it.
    log.log(args.level, args.msg, *args.args)

if __name__ == '__main__':
    main()