62 lines
1.9 KiB
Python
62 lines
1.9 KiB
Python
from http import HTTPStatus
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from typing import Any
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from urllib.parse import parse_qsl
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from aws_lambda_powertools import Logger, Tracer
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from aws_lambda_powertools.event_handler.api_gateway import (
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APIGatewayHttpResolver,
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Response,
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)
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from aws_lambda_powertools.logging import correlation_paths
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from aws_lambda_powertools.utilities.typing import LambdaContext
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from layercake.dateutils import now
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from layercake.dynamodb import DynamoDBPersistenceLayer, KeyPair
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from boto3clients import dynamodb_client
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from config import ORDER_TABLE
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logger = Logger(__name__)
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tracer = Tracer()
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app = APIGatewayHttpResolver(enable_validation=True)
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dyn = DynamoDBPersistenceLayer(ORDER_TABLE, dynamodb_client)
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@app.post('/<order_id>/postback')
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@tracer.capture_method
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def postback(order_id: str):
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decoded_body = dict(parse_qsl(app.current_event.decoded_body))
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logger.info('IUGU Postback', decoded_body=decoded_body)
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event = decoded_body['event']
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status = decoded_body['data[status]'].upper()
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if event != 'invoice.status_changed':
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return Response(status_code=HTTPStatus.NO_CONTENT)
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try:
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dyn.update_item(
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key=KeyPair(order_id, '0'),
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update_expr='SET #status = :status, \
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updated_at = :now',
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cond_expr='attribute_exists(sk)',
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expr_attr_names={
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'#status': 'status',
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},
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expr_attr_values={
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':status': status,
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':now': now(),
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},
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)
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except Exception:
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return Response(status_code=HTTPStatus.NOT_FOUND)
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else:
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return Response(status_code=HTTPStatus.NO_CONTENT)
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@logger.inject_lambda_context(correlation_id_path=correlation_paths.API_GATEWAY_HTTP)
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@tracer.capture_lambda_handler
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def lambda_handler(
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event: dict[str, Any],
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context: LambdaContext,
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) -> dict[str, Any]:
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return app.resolve(event, context)
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