add user if exists on konviva

konviva-events/app/boto3clients.py

@@ -0,0 +1,13 @@
+import os
+
+import boto3
+
+
+def get_dynamodb_client():
+    if os.getenv('AWS_LAMBDA_FUNCTION_NAME'):
+        return boto3.client('dynamodb')
+
+    return boto3.client('dynamodb', endpoint_url='http://127.0.0.1:8000')
+
+
+dynamodb_client = get_dynamodb_client()

konviva-events/app/config.py

@@ -0,0 +1,6 @@
+import os
+
+USER_TABLE: str = os.getenv('USER_TABLE')  # type: ignore
+
+KONVIVA_API_URL: str = os.getenv('KONVIVA_API_URL')  # type: ignore
+KONVIVA_SECRET_KEY: str = os.getenv('KONVIVA_SECRET_KEY')  # type:ignore

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

konviva-events/app/konviva.py

@@ -0,0 +1,99 @@
+import random
+import string
+from dataclasses import dataclass
+from urllib.parse import quote_plus, urlparse
+
+import requests
+from aws_lambda_powertools.event_handler.exceptions import BadRequestError
+from glom import glom
+
+from config import KONVIVA_API_URL, KONVIVA_SECRET_KEY
+
+ALU = 2
+GES = 3
+
+
+headers = {
+    'Authorization': f'KONVIVA {KONVIVA_SECRET_KEY}',
+    'Content-Type': 'application/json',
+}
+
+
+def random_str(maxlen: int = 10) -> str:
+    """Returns a random string of letters."""
+    return ''.join(random.choice(string.ascii_letters) for _ in range(maxlen))
+
+
+class KonvivaError(BadRequestError):
+    pass
+
+
+class EmailAlreadyExists(KonvivaError):
+    pass
+
+
+@dataclass(frozen=True)
+class User:
+    IDUsuario: int
+    Identificador: str
+    NomeUsuario: str
+    Email: str
+    CPF: str | None = None
+
+
+def create_user(
+    id: str,
+    name: str,
+    email: str,
+    cpf: str | None,
+) -> dict:
+    url = urlparse(KONVIVA_API_URL)._replace(
+        path='/action/api/integrarUsuario',
+        query='sendMail=false',
+    )
+
+    r = requests.post(
+        url=url.geturl(),
+        headers=headers,
+        json={
+            'Identificador': id,
+            'NomeUsuario': name,
+            'Login': email,
+            'Email': email,
+            'CPF': cpf,
+            'Senha': random_str(30),
+            'Situacao': 'ATIVO',
+            'UnidadesPerfil': [
+                {
+                    'IDPerfil': ALU,
+                    'CODPerfil': 'ALU',
+                    'CODUnidade': '1380e6d0-fee8-4cb9-9bf0-a087e703b1a4',
+                }
+            ],
+        },
+    )
+    r.raise_for_status()
+
+    # Because Konviva does not return the proper HTTP status code
+    if err := glom(r.json(), 'errors', default=None):
+        err = err[0] if isinstance(err, list) else err
+        raise EmailAlreadyExists(err)
+
+    return r.json().get('IDUsuario')
+
+
+def get_users_by_email(email: str) -> list[dict]:
+    url = urlparse(KONVIVA_API_URL)._replace(
+        path='/action/api/getUsuariosByQuery',
+        query=f'q=Email=={quote_plus(email)}',
+    )
+    r = requests.get(
+        url=url.geturl(),
+        headers=headers,
+    )
+    r.raise_for_status()
+
+    if glom(r.json(), '0.errors', default=None):
+        return []
+
+    return r.json()