import src.lib as lib
from config import user_config
from src.services.callback import Callback


class CommentCreationCallbacks(Callback):
    """
    Check config for blacklists, moderation behavior and
    notification delivery.
    """
    def __init__(self, comment):
        self._comment = comment

    def run_callbacks(self):
        self._moderate()
        self._deliver_notification()

        return self._comment

    def _moderate(self):
        if user_config['Env']['moderation'] == 'strict':
            self._comment.approved = False
            return

        if lib.contains_forbidden_term(self._comment.content):
            if user_config['Env']['blacklist_match_action'] == 'reject':
                self._comment.approved = False