refactor: Add services.py

src/lti_1p3_provider/services.py

@@ -0,0 +1,49 @@
+import logging
+
+from django.utils import timezone
+from ibl_request_router.api.manager import manager_api_request
+
+from .exceptions import Lti1p3ProviderError
+
+log = logging.getLogger(__name__)
+
+
+def create_user_platform_link(edx_user_id: int, platform_key: str) -> None:
+    """Create UserPlatformLink in DM for this user and platform"""
+    endpoint = "/api/core/users/platforms/"
+    payload = {
+        "user_id": edx_user_id,
+        "platform_key": platform_key,
+        "added_on": timezone.now().isoformat(),
+        "id_admin": False,
+        "active": True,
+    }
+    resp = manager_api_request(
+        method="POST",
+        endpoint_path=endpoint,
+        data=payload,
+    )
+    # Non-status-code related error
+    if resp is None:
+        log.error(
+            (
+                "Failed to create UserPlatformLink for user_id=%s, platform_key=%s. "
+                "No Response"
+            )
+        )
+        raise Lti1p3ProviderError("Failed to create UserPlatformLink")
+
+    if not resp.ok:
+        log.error(
+            (
+                "Failed to create UserPlatformLink for user_id=%s, platform_key=%s\n"
+                "- Status code: %s\n- Response: %s"
+            ),
+            edx_user_id,
+            platform_key,
+            resp.status_code,
+            resp.text,
+        )
+        raise Lti1p3ProviderError(
+            f"Failed to create UserPlatformLink (Status: {resp.status_code})"
+        )