fix

http-api/app/rules/course.py

@@ -0,0 +1,57 @@
+from layercake.dateutils import now
+from layercake.dynamodb import DynamoDBPersistenceLayer, KeyPair, TransactItems
+
+from models import Course, Org
+
+
+def create_course(
+    course: Course,
+    org: Org,
+    /,
+    persistence_layer: DynamoDBPersistenceLayer,
+):
+    now_ = now()
+    transact = TransactItems(persistence_layer.table_name)
+    transact.put(
+        item={
+            'sk': '0',
+            'tenant__org_id': {org.id},
+            'create_date': now_,
+            **course.model_dump(),
+        }
+    )
+    transact.put(
+        item={
+            'id': course.id,
+            'sk': 'tenant',
+            'org_id': org.id,
+            'name': org.name,
+            'create_date': now_,
+        }
+    )
+    return persistence_layer.transact_write_items(transact)
+
+
+def update_course(
+    id: str,
+    course: Course,
+    /,
+    persistence_layer: DynamoDBPersistenceLayer,
+):
+    now_ = now()
+    transact = TransactItems(persistence_layer.table_name)
+    transact.update(
+        key=KeyPair(id, '0'),
+        update_expr='SET #name = :name, access_period = :access_period, cert = :cert, update_date = :update_date',
+        expr_attr_names={
+            '#name': 'name',
+        },
+        expr_attr_values={
+            ':name': course.name,
+            ':cert': course.cert.model_dump() if course.cert else None,
+            ':access_period': course.access_period,
+            ':update_date': now_,
+        },
+        cond_expr='attribute_exists(sk)',
+    )
+    return persistence_layer.transact_write_items(transact)