feat/app-deployment-plugin (#390)

* feat/app-deployment-plugin

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* feature-flag enhancements

* flags list api

* fix/Enhancement changes

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* fix/pre-commit hook fix

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* sonar fix

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* fix/sonar

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* REST drf changes

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* router updated

* flags review comment improvement

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* pre-commit hooks fix

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* Empty-Commit

---------

Co-authored-by: pre-commit-ci[bot] <66853113+pre-commit-ci[bot]@users.noreply.github.com>
Co-authored-by: Rahul Johny <[email protected]>

backend/backend/urls.py

@@ -30,6 +30,7 @@
     path("", include("tool_instance.urls")),
     path("", include("pipeline.urls")),
     path("", include("apps.urls")),
+    path("", include("feature_flag.urls")),
     path("workflow/", include("workflow_manager.urls")),
     path("platform/", include("platform_settings.urls")),
     path("api/", include("api.urls")),

backend/feature_flag/urls.py

@@ -3,9 +3,20 @@
 This module defines the URL patterns for the feature_flags app.
 """
 
-import feature_flag.views as views
 from django.urls import path
+from feature_flag.views import FeatureFlagViewSet
+from rest_framework.urlpatterns import format_suffix_patterns
 
-urlpatterns = [
-    path("evaluate/", views.evaluate_feature_flag, name="evaluate_feature_flag"),
-]
+feature_flags_list = FeatureFlagViewSet.as_view(
+    {
+        "post": "evaluate",
+        "get": "list",
+    }
+)
+
+urlpatterns = format_suffix_patterns(
+    [
+        path("evaluate/", feature_flags_list, name="evaluate_feature_flag"),
+        path("flags/", feature_flags_list, name="list_feature_flags"),
+    ]
+)

backend/feature_flag/views.py

@@ -6,52 +6,43 @@
 
 import logging
 
-from rest_framework import status
-from rest_framework.decorators import api_view
-from rest_framework.request import Request
+from rest_framework import status, viewsets
 from rest_framework.response import Response
-
-from unstract.flags.client import EvaluationClient
+from utils.request.feature_flag import check_feature_flag_status, list_all_flags
 
 logger = logging.getLogger(__name__)
 
 
-@api_view(["POST"])
-def evaluate_feature_flag(request: Request) -> Response:
-    """Function to evaluate the feature flag.
-
-    To-Do: Refactor to a class based view, use serializers (DRF).
+class FeatureFlagViewSet(viewsets.ViewSet):
+    """A simple ViewSet for evaluating feature flag."""
 
-    Args:
-        request: request object
+    def evaluate(self, request):
+        try:
+            flag_key = request.data.get("flag_key")
 
-    Returns:
-        evaluate response
-    """
-    try:
-        namespace_key = request.data.get("namespace_key")
-        flag_key = request.data.get("flag_key")
-        entity_id = request.data.get("entity_id")
-        context = request.data.get("context")
+            if not flag_key:
+                return Response(
+                    {"message": "Request parameters are missing."},
+                    status=status.HTTP_400_BAD_REQUEST,
+                )
 
-        if not namespace_key or not flag_key or not entity_id:
+            flag_enabled = check_feature_flag_status(flag_key)
+            return Response({"flag_status": flag_enabled}, status=status.HTTP_200_OK)
+        except Exception as e:
+            logger.error("No response from server: %s", e)
             return Response(
-                {"message": "Request paramteres are missing."},
-                status=status.HTTP_400_BAD_REQUEST,
+                {"message": "No response from server"},
+                status=status.HTTP_500_INTERNAL_SERVER_ERROR,
             )
 
-        evaluation_client = EvaluationClient()
-        response = evaluation_client.boolean_evaluate_feature_flag(
-            namespace_key=namespace_key,
-            flag_key=flag_key,
-            entity_id=entity_id,
-            context=context,
-        )
-
-        return Response({"enabled": response}, status=status.HTTP_200_OK)
-    except Exception as e:
-        logger.error("No response from server: %s", e)
-        return Response(
-            {"message": "No response from server"},
-            status=status.HTTP_500_INTERNAL_SERVER_ERROR,
-        )
+    def list(self, request):
+        try:
+            namespace_key = request.query_params.get("namespace", "default")
+            feature_flags = list_all_flags(namespace_key)
+            return Response({"feature_flags": feature_flags}, status=status.HTTP_200_OK)
+        except Exception as e:
+            logger.error("No response from server: %s", e)
+            return Response(
+                {"message": "No response from server"},
+                status=status.HTTP_500_INTERNAL_SERVER_ERROR,
+            )

backend/utils/request/feature_flag.py

@@ -2,7 +2,8 @@
 
 from typing import Optional
 
-from unstract.flags.client import EvaluationClient
+from unstract.flags.client.evaluation import EvaluationClient
+from unstract.flags.client.flipt import FliptClient
 
 
 def check_feature_flag_status(
@@ -38,3 +39,17 @@ def check_feature_flag_status(
     except Exception as e:
         print(f"Error: {str(e)}")
         return False
+
+
+def list_all_flags(
+    namespace_key: str,
+) -> dict:
+    try:
+        flipt_client = FliptClient()
+        response = flipt_client.list_feature_flags(
+            namespace_key=namespace_key,
+        )
+        return response
+    except Exception as e:
+        print(f"Error: {str(e)}")
+        return {}

frontend/src/assets/index.js

@@ -31,6 +31,7 @@ import { ReactComponent as OrgSelection } from "./org-selection.svg";
 import { ReactComponent as RedGradCircle } from "./red-grad-circle.svg";
 import { ReactComponent as YellowGradCircle } from "./yellow-grad-circle.svg";
 import { ReactComponent as ExportToolIcon } from "./export-tool.svg";
+import { ReactComponent as PlaceholderImg } from "./placeholder.svg";
 
 export {
   SunIcon,
@@ -66,4 +67,5 @@ export {
   RedGradCircle,
   YellowGradCircle,
   ExportToolIcon,
+  PlaceholderImg,
 };

frontend/src/components/navigations/side-nav-bar/SideNavBar.jsx

@@ -7,7 +7,6 @@ const { Sider } = Layout;
 
 import Workflows from "../../../assets/Workflows.svg";
 import apiDeploy from "../../../assets/api-deployments.svg";
-import appdev from "../../../assets/appdev.svg";
 import CustomTools from "../../../assets/custom-tools-icon.svg";
 import EmbeddingIcon from "../../../assets/embedding.svg";
 import etl from "../../../assets/etl.svg";
@@ -18,10 +17,17 @@ import VectorDbIcon from "../../../assets/vector-db.svg";
 import TextExtractorIcon from "../../../assets/text-extractor.svg";
 import { useSessionStore } from "../../../store/session-store";
 
+let getMenuItem;
+try {
+  getMenuItem = require("../../../plugins/app-deployments/app-deployment-components/helpers/getMenuItem");
+} catch (err) {
+  // Plugin unavailable.
+}
+
 const SideNavBar = ({ collapsed }) => {
   const navigate = useNavigate();
   const { sessionDetails } = useSessionStore();
-  const { orgName } = sessionDetails;
+  const { orgName, flags } = sessionDetails;
 
   const data = [
     {
@@ -36,15 +42,6 @@ const SideNavBar = ({ collapsed }) => {
           path: `/${orgName}/api`,
           active: window.location.pathname.startsWith(`/${orgName}/api`),
         },
-        {
-          id: 1.2,
-          title: "App Deployments",
-          description: "Standalone unstructured data apps",
-          icon: BranchesOutlined,
-          image: appdev,
-          path: `/${orgName}/app`,
-          active: window.location.pathname.startsWith(`/${orgName}/app`),
-        },
         {
           id: 1.3,
           title: "ETL Pipelines",
@@ -147,6 +144,10 @@ const SideNavBar = ({ collapsed }) => {
     },
   ];
 
+  if (getMenuItem && flags.app_deployment) {
+    data[0].subMenu.splice(1, 0, getMenuItem.default(orgName));
+  }
+
   return (
     <Sider
       trigger={null}