Files
saladeaula.digital/order-events/app/events/remove_slots_if_canceled.py

57 lines
1.7 KiB
Python

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.dynamodb import (
DynamoDBPersistenceLayer,
KeyPair,
)
from boto3clients import dynamodb_client
from config import ENROLLMENT_TABLE, ORDER_TABLE
logger = Logger(__name__)
enrollment_layer = DynamoDBPersistenceLayer(ENROLLMENT_TABLE, dynamodb_client)
order_layer = DynamoDBPersistenceLayer(ORDER_TABLE, dynamodb_client)
class TenantDoesNotExistError(Exception):
def __init__(self, *args):
super().__init__('Tenant does not exist')
@event_source(data_class=EventBridgeEvent)
@logger.inject_lambda_context
def lambda_handler(event: EventBridgeEvent, context: LambdaContext) -> bool:
new_image = event.detail['new_image']
order_id = new_image['id']
tenant_id = new_image['tenant']
result = enrollment_layer.collection.query(
KeyPair(
# Post-migration: Uncomment the following line
# f'slots#org#{tenant_id}',
f'vacancies#{tenant_id}',
order_id,
)
)
logger.info('Slots found', slots=result['items'])
with enrollment_layer.batch_writer() as batch:
for pair in result['items']:
batch.delete_item(
Key={
# Post-migration: Uncomment the following line
# 'id': {'S': f'slots#org#{tenant_id}'},
'id': {'S': f'vacancies#{tenant_id}'},
'sk': {'S': pair['sk']},
}
)
logger.info('Slots deleted')
return True