fix(time-entries): preserve deleted tags in timesheet edits

apps/time_entries/tests/test_serializers.py

@@ -4,6 +4,8 @@ from django.utils import timezone
 
 from apps.time_entries.api.serializers import TimeEntrySerializer
 from apps.time_entries.models import TimeEntry
+from apps.projects.models import Project
+from apps.tags.models import Tag
 from apps.users.models import User
 from apps.workspaces.models import Workspace
 
@@ -27,3 +29,31 @@ def test_time_entry_serializer_keeps_seconds(db):
 
     assert data["start_time"] == start_time.strftime("%Y-%m-%d %H:%M:%S")
     assert data["end_time"] == end_time.strftime("%Y-%m-%d %H:%M:%S")
+
+
+def test_time_entry_serializer_includes_deleted_project_and_tags(db):
+    user = User.objects.create_user(mobile="09124444444", password="secret123")
+    workspace = Workspace.objects.create(name="Core", owner=user)
+    project = Project.objects.create(workspace=workspace, name="Legacy Project")
+    tag = Tag.objects.create(workspace=workspace, name="Legacy Tag", color="#334155")
+    project.delete()
+    tag.delete()
+
+    entry = TimeEntry.objects.create(
+        workspace=workspace,
+        user=user,
+        project=Project.all_objects.get(id=project.id),
+        description="Historical work",
+        start_time=timezone.now(),
+        end_time=timezone.now(),
+    )
+    entry.tags.set([Tag.all_objects.get(id=tag.id)])
+
+    data = TimeEntrySerializer(entry).data
+
+    assert data["project"] == str(project.id)
+    assert data["project_details"]["name"] == "Legacy Project"
+    assert data["project_details"]["is_deleted"] is True
+    assert data["tags"] == [str(tag.id)]
+    assert data["tag_details"][0]["name"] == "Legacy Tag"
+    assert data["tag_details"][0]["is_deleted"] is True