From 377ab63989971ba611321417e044d96c5780ceb2 Mon Sep 17 00:00:00 2001
From: Bavisetti Narayan <72156168+NarayanBavisetti@users.noreply.github.com>
Date: Wed, 29 Nov 2023 19:08:14 +0530
Subject: [PATCH] chore: v3 global issues (#2938)

---
 apiserver/plane/app/urls/views.py     |  6 +++
 apiserver/plane/app/views/__init__.py |  1 +
 apiserver/plane/app/views/view.py     | 56 ++++++++++++++++++++++++++-
 3 files changed, 62 insertions(+), 1 deletion(-)

diff --git a/apiserver/plane/app/urls/views.py b/apiserver/plane/app/urls/views.py
index 36372c03a..b2d8917b2 100644
--- a/apiserver/plane/app/urls/views.py
+++ b/apiserver/plane/app/urls/views.py
@@ -6,6 +6,7 @@ from plane.app.views import (
     GlobalViewViewSet,
     GlobalViewIssuesViewSet,
     IssueViewFavoriteViewSet,
+    GlobalViewIssuesGroupedEndpoint
 )
 
 
@@ -63,6 +64,11 @@ urlpatterns = [
         ),
         name="global-view-issues",
     ),
+    path(
+        "v3/workspaces/<str:slug>/issues/",
+        GlobalViewIssuesGroupedEndpoint.as_view(),
+        name="global-view-issues",
+    ),
     path(
         "workspaces/<str:slug>/projects/<uuid:project_id>/user-favorite-views/",
         IssueViewFavoriteViewSet.as_view(
diff --git a/apiserver/plane/app/views/__init__.py b/apiserver/plane/app/views/__init__.py
index 1f6e64a78..85d708a38 100644
--- a/apiserver/plane/app/views/__init__.py
+++ b/apiserver/plane/app/views/__init__.py
@@ -52,6 +52,7 @@ from .view import (
     GlobalViewIssuesViewSet,
     IssueViewViewSet,
     IssueViewFavoriteViewSet,
+    GlobalViewIssuesGroupedEndpoint
 )
 from .cycle import (
     CycleViewSet,
diff --git a/apiserver/plane/app/views/view.py b/apiserver/plane/app/views/view.py
index 1fd1ccf76..56770a99d 100644
--- a/apiserver/plane/app/views/view.py
+++ b/apiserver/plane/app/views/view.py
@@ -20,7 +20,7 @@ from rest_framework.response import Response
 from rest_framework import status
 
 # Module imports
-from . import BaseViewSet
+from . import BaseViewSet, BaseAPIView
 from plane.app.serializers import (
     GlobalViewSerializer,
     IssueViewSerializer,
@@ -198,6 +198,60 @@ class GlobalViewIssuesViewSet(BaseViewSet):
         return Response(issues, status=status.HTTP_200_OK)
 
 
+class GlobalViewIssuesGroupedEndpoint(BaseAPIView):
+    permission_classes = [
+        WorkspaceEntityPermission,
+    ]
+
+    def get(self, request, slug):
+        filters = issue_filters(request.query_params, "GET")
+        fields = [field for field in request.GET.get("fields", "").split(",") if field]
+
+        issue_queryset = (
+            Issue.issue_objects.annotate(
+                sub_issues_count=Issue.issue_objects.filter(parent=OuterRef("id"))
+                .order_by()
+                .annotate(count=Func(F("id"), function="Count"))
+                .values("count")
+            )
+            .filter(workspace__slug=self.kwargs.get("slug"))
+            .filter(project__project_projectmember__member=self.request.user)
+            .filter(**filters)
+            .select_related("project")
+            .select_related("workspace")
+            .select_related("state")
+            .select_related("parent")
+            .prefetch_related("assignees")
+            .prefetch_related("labels")
+            .prefetch_related(
+                Prefetch(
+                    "issue_reactions",
+                    queryset=IssueReaction.objects.select_related("actor"),
+                )
+            )
+            .annotate(cycle_id=F("issue_cycle__cycle_id"))
+            .annotate(module_id=F("issue_module__module_id"))
+            .annotate(
+                link_count=IssueLink.objects.filter(issue=OuterRef("id"))
+                .order_by()
+                .annotate(count=Func(F("id"), function="Count"))
+                .values("count")
+            )
+            .annotate(
+                attachment_count=IssueAttachment.objects.filter(issue=OuterRef("id"))
+                .order_by()
+                .annotate(count=Func(F("id"), function="Count"))
+                .values("count")
+            )
+        )
+
+        issues = IssueLiteSerializer(issue_queryset, many=True, fields=fields if fields else None).data
+        issue_dict = {str(issue["id"]): issue for issue in issues}
+        return Response(
+            issue_dict,
+            status=status.HTTP_200_OK,
+        )
+
 class IssueViewViewSet(BaseViewSet):
     serializer_class = IssueViewSerializer
     model = IssueView