"""Dynamodb utils."""


def decompress_buffer_id(buffer_id):
    """Get event type and profile info from buffer ID."""
    event_type, profile_id, profile_type = buffer_id.split(':', maxsplit=2)
    return event_type, int(profile_id), profile_type


def compress_buffer_id(event_type, profile_id, profile_type):
    """Join data into buffer id string."""
    return f'{event_type}:{profile_id}:{profile_type}'