add expires_at to cert

enrollments-events/app/events/issue_cert.py

@@ -1,5 +1,5 @@
 import json
-from datetime import datetime
+from datetime import datetime, timedelta
 
 import requests
 from aws_lambda_powertools import Logger
@@ -36,12 +36,14 @@ def lambda_handler(event: EventBridgeEvent, context: LambdaContext) -> bool:
         # There is no certificate to issue from metadata
         return False
 
+    cert = course['cert']
     started_at: datetime = fromisoformat(course['started_at'])  # type: ignore
     completed_at: datetime = fromisoformat(course['completed_at'])  # type: ignore
+    cert_expires_at = now_ + timedelta(days=int(cert['exp_interval']))
 
-    json_data = json.dumps(
+    data = json.dumps(
         {
-            'template_s3_uri': course['cert']['s3_uri'],
+            'template_s3_uri': cert['s3_uri'],
             'template_vars': {
                 'name': new_image['user']['name'],
                 'cpf': _cpffmt(new_image['user']['cpf']),
@@ -54,7 +56,7 @@ def lambda_handler(event: EventBridgeEvent, context: LambdaContext) -> bool:
         },
     )
     # Send template URI and data to Paperforge API to generate a PDF
-    r = requests.post(PAPERFORGE_API, data=json_data)
+    r = requests.post(PAPERFORGE_API, data=data)
     r.raise_for_status()
 
     object_key = f'issuedcerts/{enrollment_id}.pdf'
@@ -83,6 +85,7 @@ def lambda_handler(event: EventBridgeEvent, context: LambdaContext) -> bool:
             ':issued_cert': {
                 's3_uri': s3_uri,
                 'issued_at': now_,
+                'expires_at': cert_expires_at,
             },
         },
         cond_expr='attribute_exists(sk)',