Add projects.get_task_parents

apiserver/apimodels/projects.py

@@ -15,3 +15,7 @@ class GetHyperParamReq(ProjectReq):
 
 class ProjectTagsRequest(TagsRequest):
     projects = ListField(str)
+
+
+class ProjectTaskParentsRequest(ProjectReq):
+    projects = ListField(str)

apiserver/bll/organization/__init__.py

@@ -1,7 +1,10 @@
 from collections import defaultdict
 from enum import Enum
+from operator import itemgetter
 from typing import Sequence, Dict
 
+from mongoengine import Q
+
 from apiserver.config_repo import config
 from apiserver.database.model.model import Model
 from apiserver.database.model.task.task import Task
@@ -61,3 +64,24 @@ class OrgBLL:
 
     def _get_tags_cache_for_entity(self, entity: Tags) -> _TagsCache:
         return self._task_tags if entity == Tags.Task else self._model_tags
+
+    @classmethod
+    def get_parent_tasks(
+        cls, company_id: str, projects: Sequence[str]
+    ) -> Sequence[dict]:
+        """
+        Get list of unique parent tasks sorted by task name for the passed company projects
+        If projects is None or empty then get parents for all the company tasks
+        """
+        query = Q(company=company_id)
+        if projects:
+            query &= Q(project__in=projects)
+        parent_ids = set(Task.objects(query).distinct("parent"))
+        if not parent_ids:
+            return []
+
+        parents = [
+            {"id": task.id, "name": task.name}
+            for task in Task.objects(id__in=parent_ids).only("id", "name")
+        ]
+        return sorted(parents, key=itemgetter("name"))

apiserver/schema/services/projects.conf

@@ -639,3 +639,40 @@ make_private {
         }
     }
 }
+get_task_parents {
+    "2.12" {
+        description: "Get unique parent tasks for the tasks in the specified pprojects"
+        request {
+            type: object
+            properties {
+                projects {
+                    description: "The list of projects which task parents are retieved. If not passed or empty then all the projects are searched"
+                    type: array
+                    items { type: string }
+                }
+            }
+        }
+        response {
+            type: object
+            properties {
+                parents {
+                    description: "The list of unique task parents sorted by their names"
+                    type: array
+                    items {
+                        type: object
+                        properties {
+                            id {
+                                description: "The ID of the parent task"
+                                type: string
+                            }
+                            name {
+                                description: "The name of the parent task"
+                                type: string
+                            }
+                        }
+                    }
+                }
+            }
+        }
+    }
+}

apiserver/services/projects.py

@@ -13,6 +13,7 @@ from apiserver.apimodels.projects import (
     GetHyperParamReq,
     ProjectReq,
     ProjectTagsRequest,
+    ProjectTaskParentsRequest,
 )
 from apiserver.bll.organization import OrgBLL, Tags
 from apiserver.bll.project import ProjectBLL
@@ -22,7 +23,11 @@ from apiserver.database.model import EntityVisibility
 from apiserver.database.model.model import Model
 from apiserver.database.model.project import Project
 from apiserver.database.model.task.task import Task, TaskStatus
-from apiserver.database.utils import parse_from_call, get_options, get_company_or_none_constraint
+from apiserver.database.utils import (
+    parse_from_call,
+    get_options,
+    get_company_or_none_constraint,
+)
 from apiserver.service_repo import APICall, endpoint
 from apiserver.services.utils import (
     conform_tag_fields,
@@ -438,3 +443,16 @@ def make_public(call: APICall, company_id, request: MakePublicRequest):
         call.result.data = Project.set_public(
             company_id, ids=request.ids, invalid_cls=InvalidProjectId, enabled=False
         )
+
+
+@endpoint(
+    "projects.get_task_parents",
+    min_version="2.12",
+    request_data_model=ProjectTaskParentsRequest,
+)
+def get_task_parents(
+    call: APICall, company_id: str, request: ProjectTaskParentsRequest
+):
+    call.result.data = {
+        "parents": org_bll.get_parent_tasks(company_id, projects=request.projects)
+    }

apiserver/tests/automated/test_project_tags.py

@@ -4,9 +4,36 @@ from apiserver.tests.automated import TestService
 
 
 class TestProjectTags(TestService):
-    def setUp(self, version="2.8"):
+    def setUp(self, version="2.12"):
         super().setUp(version=version)
 
+    def test_task_parent(self):
+        # stand alone task
+        parent_sa_name = "Test parent parent standalone"
+        parent_sa = self.new_task(name=parent_sa_name)
+        self.new_task(name="Test parent task standalone", parent=parent_sa)
+
+        # tasks in projects
+        parent_name = "Test parent parent"
+        parent = self.new_task(name=parent_name)
+        p1 = self.create_temp("projects", name="Test parents1", description="test")
+        self.new_task(project=p1, name="Test parent task1", parent=parent)
+        p2 = self.create_temp("projects", name="Test parents2", description="test")
+        self.new_task(project=p1, name="Test parent task2", parent=parent)
+
+        parents = self.api.projects.get_task_parents(projects=[p1, p2]).parents
+        self.assertEqual([{"id": parent, "name": parent_name}], parents)
+
+        res = self.api.projects.get_task_parents()
+        parents = [p for p in res.parents if p.id in (parent, parent_sa)]
+        self.assertEqual(
+            [
+                {"id": parent, "name": parent_name},
+                {"id": parent_sa, "name": parent_sa_name},
+            ],
+            parents,
+        )
+
     def test_project_tags(self):
         tags_1 = ["Test tag 1", "Test tag 2"]
         tags_2 = ["Test tag 3", "Test tag 4"]