from aws_lambda_powertools import Logger
from aws_lambda_powertools.utilities.data_classes import (
    EventBridgeEvent,
    event_source,
)
from aws_lambda_powertools.utilities.typing import LambdaContext
from layercake.dateutils import now
from layercake.dynamodb import DynamoDBPersistenceLayer, KeyPair

from boto3clients import dynamodb_client
from config import ENROLLMENT_TABLE

logger = Logger(__name__)
enrollment_layer = DynamoDBPersistenceLayer(ENROLLMENT_TABLE, dynamodb_client)


@event_source(data_class=EventBridgeEvent)
@logger.inject_lambda_context
def lambda_handler(event: EventBridgeEvent, context: LambdaContext) -> bool:
    new_image = event.detail['new_image']
    now_ = now()

    with enrollment_layer.transact_writer() as transact:
        transact.update(
            key=KeyPair(new_image['id'], '0'),
            update_expr='SET #status = :expired, update_date = :update_date',
            cond_expr='#status IN (:pending, :in_progress)',
            expr_attr_names={
                '#status': 'status',
            },
            expr_attr_values={
                ':expired': 'EXPIRED',
                ':pending': 'PENDING',
                ':in_progress': 'IN_PROGRESS',
                ':update_date': now_,
            },
        )
        transact.put(
            item={
                'id': new_image['id'],
                'sk': 'expired_date',
                'create_date': now_,
            },
        )

    return True