From 4b36031859d1f2e0d4a255741b543afecfe3cecd Mon Sep 17 00:00:00 2001
From: Frederick Muriuki Muriithi
Date: Wed, 13 Sep 2023 08:04:55 +0300
Subject: Extract resource-type-specific code into separate modules

For easier maintenance, extract the code that relates to specific
resource types/categories into separate modules, each dealing with a
single resource type/category.
---
 gn_auth/auth/authorisation/resources/data.py | 29 ++++++++++++++++++++++++++++
 1 file changed, 29 insertions(+)
 create mode 100644 gn_auth/auth/authorisation/resources/data.py

(limited to 'gn_auth/auth/authorisation/resources/data.py')

diff --git a/gn_auth/auth/authorisation/resources/data.py b/gn_auth/auth/authorisation/resources/data.py
new file mode 100644
index 0000000..8f5e625
--- /dev/null
+++ b/gn_auth/auth/authorisation/resources/data.py
@@ -0,0 +1,29 @@
+"""
+Utilities for handling data on resources.
+
+These are mostly meant for internal use.
+"""
+from uuid import UUID
+from typing import Sequence
+from functools import reduce
+
+import sqlite3
+
+from .base import Resource
+
+def __attach_data__(
+        data_rows: Sequence[sqlite3.Row],
+        resources: Sequence[Resource]) -> Sequence[Resource]:
+    def __organise__(acc, row):
+        resource_id = UUID(row["resource_id"])
+        return {
+            **acc,
+            resource_id: acc.get(resource_id, tuple()) + (dict(row),)
+        }
+    organised: dict[UUID, tuple[dict, ...]] = reduce(__organise__, data_rows, {})
+    return tuple(
+        Resource(
+            resource.group, resource.resource_id, resource.resource_name,
+            resource.resource_category, resource.public,
+            organised.get(resource.resource_id, tuple()))
+        for resource in resources)
-- 
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