add notification

users-events/app/boto3clients.py

@@ -12,3 +12,4 @@ def get_dynamodb_client():
 
 dynamodb_client = get_dynamodb_client()
 s3_client = boto3.client('s3')
+sesv2_client = boto3.client('sesv2')

users-events/app/config.py

@@ -2,3 +2,5 @@ import os
 
 USER_TABLE: str = os.getenv('USER_TABLE')  # type: ignore
 CHUNK_SIZE = 50
+
+EMAIL_SENDER = ('EDUSEG®', 'noreply@eduseg.com.br')

users-events/app/events/batch/chunks_into_users.py

@@ -11,7 +11,7 @@ from aws_lambda_powertools.utilities.data_classes import (
 )
 from aws_lambda_powertools.utilities.typing import LambdaContext
 from layercake.batch import BatchProcessor
-from layercake.dateutils import now
+from layercake.dateutils import now, ttl
 from layercake.dynamodb import DynamoDBPersistenceLayer, KeyPair
 from layercake.extra_types import CnpjStr, CpfStr, NameStr
 from pydantic import BaseModel, EmailStr, Field
@@ -144,6 +144,20 @@ def _create_user(rawuser: dict, context: dict) -> None:
                 'sk': f'emails#{user.email}',
                 'email_verified': False,
                 'email_primary': True,
+                'mx_record_exists': False,
+                'created_at': now_,
+            }
+        )
+        transact.put(
+            item={
+                'id': user_id,
+                'sk': f'EMAIL_VERIFICATION#{uuid4()}',
+                'fresh_user': True,
+                'name': user.name,
+                'email': user.email,
+                'email_primary': True,
+                'org_name': org.name,
+                'ttl': ttl(start_dt=now_, days=30),
                 'created_at': now_,
             }
         )

users-events/app/events/send_verification_email.py

@@ -0,0 +1,61 @@
+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.email_ import Message
+from layercake.strutils import first_word
+
+from boto3clients import sesv2_client
+from config import EMAIL_SENDER
+
+SUBJECT = 'Por favor, verifique seu endereço de email na EDUSEG®'
+MESSAGE = """
+Oi {first_name}, tudo bem?<br/><br/>
+
+Para proteger sua conta na EDUSEG, precisamos apenas verificar seu
+endereço de email: {email}.<br/><br/>
+
+<a href="https://saladeaula.digital/settings/emails/{code}/verify">
+👉 Verificar endereço de email
+</a>
+"""
+
+logger = Logger(__name__)
+
+
+@event_source(data_class=EventBridgeEvent)
+def lambda_handler(event: EventBridgeEvent, context: LambdaContext) -> bool:
+    new_image = event.detail['new_image']
+    first_name = first_word(new_image['name'])
+    # Key pattern `EMAIL_VERIFICATION#{hash}`
+    *_, hash = new_image['sk'].split('#')
+
+    emailmsg = Message(
+        from_=EMAIL_SENDER,
+        to=(new_image['name'], new_image['email']),
+        subject=SUBJECT,
+    )
+    emailmsg.add_alternative(
+        MESSAGE.format(
+            first_name=first_name,
+            email=new_image['email'],
+            code=hash,
+        )
+    )
+
+    try:
+        sesv2_client.send_email(
+            Content={
+                'Raw': {
+                    'Data': emailmsg.as_bytes(),
+                },
+            }
+        )
+        logger.info('Email sent')
+    except Exception as exc:
+        logger.exception(exc)
+        return False
+    else:
+        return True

users-events/app/events/send_welcome_email.py

@@ -0,0 +1,61 @@
+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.email_ import Message
+from layercake.strutils import first_word
+
+from boto3clients import sesv2_client
+from config import EMAIL_SENDER
+
+SUBJECT = '{first_name} você foi cadastrado na EDUSEG®'
+MESSAGE = """
+Oi {first_name}, tudo bem?<br/><br/>
+
+Sua conta foi criada na EDUSEG pela empresa <b>{org_name}</b>.<br/><br/>
+
+<a href="https://id.saladeaula.digital/signup?uid={user_id}&code={code}">
+👉 Faça agora seu primeiro acesso
+</a>
+"""
+
+logger = Logger(__name__)
+
+
+@event_source(data_class=EventBridgeEvent)
+def lambda_handler(event: EventBridgeEvent, context: LambdaContext) -> bool:
+    new_image = event.detail['new_image']
+    # Key pattern `EMAIL_VERIFICATION#{hash}`
+    *_, hash = new_image['sk'].split('#')
+    first_name = first_word(new_image['name'])
+
+    emailmsg = Message(
+        from_=EMAIL_SENDER,
+        to=(new_image['name'], new_image['email']),
+        subject=SUBJECT.format(first_name=first_name),
+    )
+    emailmsg.add_alternative(
+        MESSAGE.format(
+            user_id=new_image['id'],
+            first_name=first_name,
+            org_name=new_image.get('org_name'),
+            code=hash,
+        )
+    )
+
+    try:
+        sesv2_client.send_email(
+            Content={
+                'Raw': {
+                    'Data': emailmsg.as_bytes(),
+                },
+            }
+        )
+        logger.info('Email sent')
+    except Exception as exc:
+        logger.exception(exc)
+        return False
+    else:
+        return True