"""Logic related to communications with Segment."""

import analytics

from notifications import config


analytics.write_key = config.SEGMENT_WRITE_KEY


def track_unsubscribe(user_id, feed_name, feed_id):
    """Track unsubscribe event on Segment.

    Args:
        user_id (str): the orchard user id.
        feed_name (str): the feed name.
        feed_id (str): the feed id.

    Returns:
        None
    """
    analytics.identify(user_id)
    analytics.track(user_id, 'Unsubscribed', {
        'feed_name': feed_name,
        'feed_id': feed_id,
        'user_id': user_id
    })