refactor: Use awaitable attrs for getting roles (#1405)

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## Description
Resolve issue with getting role objects for user

## Type of Change
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- [ ] New feature (non-breaking change that adds functionality)
- [ ] Breaking change (fix or feature that would cause existing
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- [ ] Documentation update
- [ ] Code refactoring
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- 
- 

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## Related Issues
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## Additional Notes
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## DCO Affirmation
I affirm that all code in every commit of this pull request conforms to
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Co-authored-by: Boris <boris@topoteretes.com>

cognee/infrastructure/databases/relational/ModelBase.py

@@ -1,7 +1,8 @@
 from sqlalchemy.orm import DeclarativeBase
+from sqlalchemy.ext.asyncio import AsyncAttrs
 
 
-class Base(DeclarativeBase):
+class Base(AsyncAttrs, DeclarativeBase):
     """
     Represents a base class for declarative models using SQLAlchemy.
 

cognee/modules/users/permissions/methods/get_all_user_permission_datasets.py

@@ -1,3 +1,5 @@
+from types import SimpleNamespace
+
 from cognee.shared.logging_utils import get_logger
 
 from ...models.User import User
@@ -17,9 +19,14 @@ async def get_all_user_permission_datasets(user: User, permission_type: str) ->
         # Get all datasets all tenants have access to
         tenant = await get_tenant(user.tenant_id)
         datasets.extend(await get_principal_datasets(tenant, permission_type))
+
         # Get all datasets Users roles have access to
-        for role_name in user.roles:
-            role = await get_role(user.tenant_id, role_name)
+        if isinstance(user, SimpleNamespace):
+            # If simple namespace use roles defined in user
+            roles = user.roles
+        else:
+            roles = await user.awaitable_attrs.roles
+        for role in roles:
             datasets.extend(await get_principal_datasets(role, permission_type))
 
     # Deduplicate datasets with same ID