add readme

order-management/app/events/stopgap/set_as_paid.py

@@ -0,0 +1,36 @@
+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 conf import ORDER_TABLE
+
+logger = Logger(__name__)
+order_layer = DynamoDBPersistenceLayer(ORDER_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']
+    order_layer.update_item(
+        key=KeyPair(new_image['id'], '0'),
+        update_expr='SET #status = :status, update_date = :update_date',
+        expr_attr_names={
+            '#status': 'status',
+        },
+        expr_attr_values={
+            ':status': 'PAID',
+            ':update_date': now(),
+        },
+    )
+
+    return True