from core.config import config_set, config_get

__all__ = [
    '__VXSDK_MODULE_META__',
    'cli_validate',
    'cli_parse',
]

__VXSDK_MODULE_META__ = (
    ['config'],
    "vxSDK configuration module",
    r"""vxsdk-configuration
VxSDK configuration and options

USAGE:
    vxsdk config [<options>]

DESCRIPTION:
    Change / customise the vxSDK behaviour
"""
)

# TODO: list all key available
# TODO: level selection : 'local', 'global'

def cli_validate(name):
    return name in __VXSDK_MODULE_META__[0]

def cli_parse(argv):
    """ Config subcommand entry """

    if '--help' in argv or '-h' in argv:
        logger(LOG_USER, __VXSDK_MODULE_META__[2])
        return 0

    if len(argv) == 2:
        logger(LOG_USER, config_get(argv[1]))
        return 0

    if len(argv) == 3:
        if old := config_set(argv[1], argv[2]):
            logger(LOG_USER, f"previous value = {old}")
        return 0

    logger(LOG_EMERG, __VXSDK_MODULE_META__[2])
    return 84