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Merge pull request #2726 from WesleyAC/optimize-add-remove-book-statuses-task

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Optimize add/remove book statuses task queries
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Mouse Reeve 2023-03-12 15:36:27 -07:00 committed by GitHub
commit efe3cb9461
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2 changed files with 50 additions and 31 deletions
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52
bookwyrm/activitystreams.py
View file

@ -244,38 +244,38 @@ class BooksStream(ActivityStream):
def add_book_statuses(self, user, book):
"""add statuses about a book to a user's feed"""
work = book.parent_work
statuses = (
models.Status.privacy_filter(
user,
privacy_levels=["public"],
)
.filter(
Q(comment__book__parent_work=work)
| Q(quotation__book__parent_work=work)
| Q(review__book__parent_work=work)
| Q(mention_books__parent_work=work)
)
.distinct()
statuses = models.Status.privacy_filter(
user,
privacy_levels=["public"],
)
self.bulk_add_objects_to_store(statuses, self.stream_id(user))
book_comments = statuses.filter(Q(comment__book__parent_work=work))
book_quotations = statuses.filter(Q(quotation__book__parent_work=work))
book_reviews = statuses.filter(Q(review__book__parent_work=work))
book_mentions = statuses.filter(Q(mention_books__parent_work=work))
self.bulk_add_objects_to_store(book_comments, self.stream_id(user))
self.bulk_add_objects_to_store(book_quotations, self.stream_id(user))
self.bulk_add_objects_to_store(book_reviews, self.stream_id(user))
self.bulk_add_objects_to_store(book_mentions, self.stream_id(user))
def remove_book_statuses(self, user, book):
"""add statuses about a book to a user's feed"""
work = book.parent_work
statuses = (
models.Status.privacy_filter(
user,
privacy_levels=["public"],
)
.filter(
Q(comment__book__parent_work=work)
| Q(quotation__book__parent_work=work)
| Q(review__book__parent_work=work)
| Q(mention_books__parent_work=work)
)
.distinct()
statuses = models.Status.privacy_filter(
user,
privacy_levels=["public"],
)
self.bulk_remove_objects_from_store(statuses, self.stream_id(user))
book_comments = statuses.filter(Q(comment__book__parent_work=work))
book_quotations = statuses.filter(Q(quotation__book__parent_work=work))
book_reviews = statuses.filter(Q(review__book__parent_work=work))
book_mentions = statuses.filter(Q(mention_books__parent_work=work))
self.bulk_remove_objects_from_store(book_comments, self.stream_id(user))
self.bulk_remove_objects_from_store(book_quotations, self.stream_id(user))
self.bulk_remove_objects_from_store(book_reviews, self.stream_id(user))
self.bulk_remove_objects_from_store(book_mentions, self.stream_id(user))
# determine which streams are enabled in settings.py

29
bookwyrm/tests/activitystreams/test_booksstream.py
View file

@ -1,4 +1,6 @@
""" testing activitystreams """
import itertools
from unittest.mock import patch
from django.test import TestCase
from bookwyrm import activitystreams, models
@ -69,12 +71,29 @@ class Activitystreams(TestCase):
shelf=self.local_user.shelf_set.first(),
book=self.book,
)
class RedisMockCounter:
"""keep track of calls to mock redis store"""
calls = []
def bulk_add_objects_to_store(self, objs, store):
"""keep track of bulk_add_objects_to_store calls"""
self.calls.append((objs, store))
redis_mock_counter = RedisMockCounter()
with patch(
"bookwyrm.activitystreams.BooksStream.bulk_add_objects_to_store"
) as redis_mock:
redis_mock.side_effect = redis_mock_counter.bulk_add_objects_to_store
activitystreams.BooksStream().add_book_statuses(self.local_user, self.book)
args = redis_mock.call_args[0]
queryset = args[0]
self.assertEqual(queryset.count(), 1)
self.assertTrue(status in queryset)
self.assertEqual(args[1], f"{self.local_user.id}-books")
self.assertEqual(sum(map(lambda x: x[0].count(), redis_mock_counter.calls)), 1)
self.assertTrue(
status
in itertools.chain.from_iterable(
map(lambda x: x[0], redis_mock_counter.calls)
)
)
for call in redis_mock_counter.calls:
self.assertEqual(call[1], f"{self.local_user.id}-books")