dev: optimize issue list endpoint

This commit is contained in:
pablohashescobar 2024-02-20 14:04:42 +05:30
parent fdb0563683
commit de2baf2b7e

View File

@ -11,19 +11,21 @@ from django.db.models import (
Func,
F,
Q,
Count,
Case,
Value,
CharField,
When,
Exists,
Max,
IntegerField,
)
from django.core.serializers.json import DjangoJSONEncoder
from django.utils.decorators import method_decorator
from django.views.decorators.gzip import gzip_page
from django.db import IntegrityError
from django.contrib.postgres.aggregates import ArrayAgg
from django.contrib.postgres.fields import ArrayField
from django.db.models import Value, UUIDField
from django.db.models.functions import Coalesce
# Third Party imports
from rest_framework.response import Response
@ -66,21 +68,18 @@ from plane.db.models import (
Label,
IssueLink,
IssueAttachment,
State,
IssueSubscriber,
ProjectMember,
IssueReaction,
CommentReaction,
ProjectDeployBoard,
IssueVote,
IssueRelation,
ProjectPublicMember,
)
from plane.bgtasks.issue_activites_task import issue_activity
from plane.utils.grouper import group_results
from plane.utils.issue_filters import issue_filters
from collections import defaultdict
class IssueListEndpoint(BaseAPIView):
permission_classes = [
@ -88,28 +87,23 @@ class IssueListEndpoint(BaseAPIView):
]
def get(self, request, slug, project_id):
issues = request.GET.get("issues", False)
issue_ids = request.GET.get("issues", False)
if not issues:
if not issue_ids:
return Response(
{"error": "Issues are required"},
status=status.HTTP_400_BAD_REQUEST,
)
issues = [issue for issue in issues.split(",") if issue != ""]
issue_ids = [issue_id for issue_id in issue_ids.split(",") if issue_id != ""]
queryset = (
Issue.issue_objects.filter(
workspace__slug=slug, project_id=project_id, pk__in=issues
workspace__slug=slug, project_id=project_id, pk__in=issue_ids
)
.filter(workspace__slug=self.kwargs.get("slug"))
.select_related("workspace", "project", "state", "parent")
.prefetch_related("assignees", "labels", "issue_module__module")
.prefetch_related(
Prefetch(
"issue_reactions",
queryset=IssueReaction.objects.select_related("actor"),
)
)
.annotate(cycle_id=F("issue_cycle__cycle_id"))
.annotate(
link_count=IssueLink.objects.filter(issue=OuterRef("id"))
@ -133,6 +127,32 @@ class IssueListEndpoint(BaseAPIView):
.annotate(count=Func(F("id"), function="Count"))
.values("count")
)
.annotate(
label_ids=Coalesce(
ArrayAgg(
"labels__id",
distinct=True,
filter=~Q(labels__id__isnull=True),
),
Value([], output_field=ArrayField(UUIDField())),
),
assignee_ids=Coalesce(
ArrayAgg(
"assignees__id",
distinct=True,
filter=~Q(assignees__id__isnull=True),
),
Value([], output_field=ArrayField(UUIDField())),
),
module_ids=Coalesce(
ArrayAgg(
"issue_module__module_id",
distinct=True,
filter=~Q(issue_module__module_id__isnull=True),
),
Value([], output_field=ArrayField(UUIDField())),
),
)
).distinct()
filters = issue_filters(request.query_params, "GET")
@ -211,8 +231,39 @@ class IssueListEndpoint(BaseAPIView):
else:
issue_queryset = issue_queryset.order_by(order_by_param)
serializer = IssueSerializer(queryset, many=True, fields=self.fields, expand=self.expand)
return Response(serializer.data, status=status.HTTP_200_OK)
if self.fields or self.expand:
issues = IssueSerializer(
queryset, many=True, fields=self.fields, expand=self.expand
).data
else:
issues = issue_queryset.values(
"id",
"name",
"state_id",
"sort_order",
"completed_at",
"estimate_point",
"priority",
"start_date",
"target_date",
"sequence_id",
"project_id",
"parent_id",
"cycle_id",
"module_ids",
"label_ids",
"assignee_ids",
"sub_issues_count",
"created_at",
"updated_at",
"created_by",
"updated_by",
"attachment_count",
"link_count",
"is_draft",
"archived_at",
)
return Response(issues, status=status.HTTP_200_OK)
class IssueViewSet(WebhookMixin, BaseViewSet):
@ -1264,10 +1315,7 @@ class IssueArchiveViewSet(BaseViewSet):
order_by_param = request.GET.get("order_by", "-created_at")
issue_queryset = (
self.get_queryset()
.filter(**filters)
)
issue_queryset = self.get_queryset().filter(**filters)
# Priority Ordering
if order_by_param == "priority" or order_by_param == "-priority":
@ -1712,15 +1760,17 @@ class IssueRelationViewSet(BaseViewSet):
issue_relation = IssueRelation.objects.bulk_create(
[
IssueRelation(
issue_id=issue
if relation_type == "blocking"
else issue_id,
related_issue_id=issue_id
if relation_type == "blocking"
else issue,
relation_type="blocked_by"
if relation_type == "blocking"
else relation_type,
issue_id=(
issue if relation_type == "blocking" else issue_id
),
related_issue_id=(
issue_id if relation_type == "blocking" else issue
),
relation_type=(
"blocked_by"
if relation_type == "blocking"
else relation_type
),
project_id=project_id,
workspace_id=project.workspace_id,
created_by=request.user,
@ -1801,9 +1851,7 @@ class IssueDraftViewSet(BaseViewSet):
def get_queryset(self):
return (
Issue.objects.filter(
project_id=self.kwargs.get("project_id")
)
Issue.objects.filter(project_id=self.kwargs.get("project_id"))
.filter(workspace__slug=self.kwargs.get("slug"))
.filter(is_draft=True)
.select_related("workspace", "project", "state", "parent")
@ -1860,10 +1908,7 @@ class IssueDraftViewSet(BaseViewSet):
order_by_param = request.GET.get("order_by", "-created_at")
issue_queryset = (
self.get_queryset()
.filter(**filters)
)
issue_queryset = self.get_queryset().filter(**filters)
# Priority Ordering
if order_by_param == "priority" or order_by_param == "-priority":
@ -1962,7 +2007,9 @@ class IssueDraftViewSet(BaseViewSet):
issue = (
self.get_queryset().filter(pk=serializer.data["id"]).first()
)
return Response(IssueSerializer(issue).data, status=status.HTTP_201_CREATED)
return Response(
IssueSerializer(issue).data, status=status.HTTP_201_CREATED
)
return Response(serializer.errors, status=status.HTTP_400_BAD_REQUEST)
def partial_update(self, request, slug, project_id, pk):