import enum

import colorlog
import logging
import argparse


CONSOLE_LOGGER_NAME = 'FSFW Generator Logger'
LOGGER_INSTANCE = None


def get_console_logger():
    global LOGGER_INSTANCE
    if LOGGER_INSTANCE is None:
        LOGGER_INSTANCE = init_console_logger()
    return LOGGER_INSTANCE


def init_console_logger():
    handler = colorlog.StreamHandler()
    handler.setFormatter(colorlog.ColoredFormatter(
        '%(log_color)s%(levelname)-8s | %(reset)s%(message)s'
    ))

    logger = colorlog.getLogger(CONSOLE_LOGGER_NAME)
    logger.addHandler(handler)
    logger.setLevel(logging.DEBUG)
    return logger


class ParserTypes(enum.Enum):
    EVENTS = 'events',
    OBJECTS = 'objects',
    RETVALS = 'returnvalues',
    SUBSERVICES = 'subservices'


def init_printout(project_string: str):
    global LOGGER_INSTANCE
    LOGGER_INSTANCE = get_console_logger()
    print(f'-- {project_string} MOD Generator --')


def return_generic_args_parser() -> argparse.ArgumentParser:
    parser = argparse.ArgumentParser('Arguments for FSFW MOD generation')
    choices = ("events", "objects", "returnvalues", "subservices")
    parser.add_argument(
        'type', metavar='type', choices=choices,
        help=f'Type of MOD data to generate. Choices: {choices}'
    )
    return parser