add user if exists on konviva

konviva-events/app/events/create_user.py

@@ -0,0 +1,70 @@
+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 glom import glom
+from layercake.dateutils import now
+from layercake.dynamodb import DynamoDBPersistenceLayer, KeyPair
+
+import konviva
+from boto3clients import dynamodb_client
+from config import USER_TABLE
+
+logger = Logger(__name__)
+user_layer = DynamoDBPersistenceLayer(USER_TABLE, dynamodb_client)
+
+
+class UserNotFoundError(Exception): ...
+
+
+@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()
+
+    try:
+        user_id = konviva.create_user(
+            id=new_image['id'],
+            name=new_image['name'],
+            email=new_image['email'],
+            cpf=new_image.get('cpf', None),
+        )
+    except konviva.EmailAlreadyExists:
+        logger.info(
+            'Email already exists, retrieving existing user',
+            email=new_image['email'],
+        )
+
+        r = konviva.get_users_by_email(new_image['email'])
+        user_id = glom(r, '0.IDUsuario')
+
+        if not r:
+            raise UserNotFoundError()
+    except Exception:
+        raise
+
+    with user_layer.transact_writer() as transact:
+        transact.update(
+            key=KeyPair(new_image['id'], '0'),
+            update_expr='SET metadata__konviva_user_id = :user_id, \
+                        updated_at = :updated_at',
+            expr_attr_values={
+                ':user_id': user_id,
+                ':updated_at': now_,
+            },
+            cond_expr='attribute_exists(sk)',
+        )
+        # Post-migration: remove the following line
+        transact.put(
+            item={
+                'id': new_image['id'],
+                'sk': 'konviva',
+                'konvivaId': user_id,
+                'created_at': now_,
+            }
+        )
+
+    return True