import os
from datetime import datetime, timedelta
import logging

BLACK, RED, GREEN, YELLOW, BLUE, MAGENTA, CYAN, WHITE = range(8)

# The background is set with 40 plus the number of the color, and the foreground with 30

# These are the sequences need to get colored ouput
RESET_SEQ = "\033[0m"
COLOR_SEQ = "\033[1;%dm"
BOLD_SEQ = "\033[1m"


def formatter_message(message, use_color=True):
    if use_color:
        message = message.replace(
            "$RESET", RESET_SEQ).replace("$BOLD", BOLD_SEQ)
    else:
        message = message.replace("$RESET", "").replace("$BOLD", "")
    return message


COLORS = {
    'WARNING': YELLOW,
    'INFO': GREEN,
    'DEBUG': BLUE,
    'CRITICAL': YELLOW,
    'ERROR': RED
}


class ColoredFormatter(logging.Formatter):
    def __init__(self, msg, use_color=True):
        logging.Formatter.__init__(self, msg)
        self.use_color = use_color

    def format(self, record):
        levelname = record.levelname
        if self.use_color and levelname in COLORS:
            levelname_color = COLOR_SEQ % (
                30 + COLORS[levelname]) + levelname + RESET_SEQ
            record.levelname = levelname_color
        return logging.Formatter.format(self, record)


class ColoredLogger(logging.Logger):

    dateAndTime = datetime.strftime(datetime.now(), "%m_%d_%y %H_%M_%S")
    FORMAT = "[$BOLD%(name)s::%(asctime)s$RESET][%(levelname)-18s]  %(message)s ($BOLD%(filename)s$RESET:%(lineno)d)"

    if not os.path.isdir("./logs"):
        os.mkdir("./logs")
        logging.basicConfig(filename=("./logs/" + str(dateAndTime) +
                                      "applyJobs.log"), filemode="w", format='%(asctime)s::%(name)s::%(message)s', datefmt='./logs/%d-%b-%y %H:%M:%S')

    COLOR_FORMAT = formatter_message(FORMAT, True)

    def __init__(self, name):
        logging.Logger.__init__(self, name, logging.DEBUG)

        color_formatter = ColoredFormatter(self.COLOR_FORMAT)

        console = logging.StreamHandler()
        console.setFormatter(color_formatter)

        self.addHandler(console)
        return


logging.setLoggerClass(ColoredLogger)
