"""Lambda shared module."""

import json
import logging


logger = logging.getLogger()
logger.setLevel(logging.INFO)


def say_hello():
    """Generate high SLA Orchard greeting and logs it."""
    logger.info('Hello, world!')


def sns_event_get_transcoding_job_status_details(event):
    """Get transcoding_job_id, status and description from SNS message.

    Args:
        event (dict): AWS SNS event object.
    Returns:
        (int, str, str, str, str): Tuple of transcoding_job_id,
                                   status, description, output_bucket,
                                   output_key.

    """
    try:
        sns_body = event['Records'][0]['Sns']
        message_json = sns_body['Message']
        message = json.loads(message_json)
        job_id = message['transcoding_job_id']
        status = message['status']
        description = message.get('status_description', '')
        output_bucket = message.get('output_bucket', '')
        output_key = message.get('output_key', '')
        duration = message.get('duration')
        return (
            job_id, status, description, output_bucket, output_key, duration)
    except Exception as e:
        raise Exception(
            'Failed to parse SNS event body with error: {error}'.format(
                error=str(e)))