"""Feature flags on backend."""

from flask import g
from pythonfeatures import pythonfeatures
from pythonfeatures.constants import split as split_constants


BLOCK_MORE_EXPLICIT_WORDS_IN_DPB = 'block_more_explicit_words_in_dpb'


def is_feature_flag_enabled(flag_name):
    """Check if users requested feature flag is enabled."""
    g.ows.log.info(
        f'Calling pythonfeatures for "{flag_name}" flag '
        f'with context type "{g.request_context.context_type}"')
    message = pythonfeatures.get_single_feature(
        flag_name, g.request_context
    ).message
    g.ows.log.info(
        f'The pythonfeatures response message is "{message}" '
        f'is_feature_flag_enabled returns '
        f'"{message == split_constants.FEATURE_ENABLED}"')
    return message == split_constants.FEATURE_ENABLED