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random topic shouts query, published date filter in random tops (#113)

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Co-authored-by: Igor Lobanov <igor.lobanov@onetwotrip.com>
This commit is contained in:
Igor Lobanov
2023-12-21 00:53:53 +01:00
committed by GitHub
parent ff834987d4
commit f395832d32
3 changed files with 58 additions and 8 deletions
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19
resolvers/zine/topics.py
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@@ -12,11 +12,12 @@ from orm.topic import Topic, TopicFollower
def add_topic_stat_columns(q):
aliased_shout_author = aliased(ShoutAuthor)
aliased_topic_follower = aliased(TopicFollower)
aliased_shout_topic = aliased(ShoutTopic)
q = (
q.outerjoin(ShoutTopic, Topic.id == ShoutTopic.topic)
.add_columns(func.count(distinct(ShoutTopic.shout)).label("shouts_stat"))
.outerjoin(aliased_shout_author, ShoutTopic.shout == aliased_shout_author.shout)
q.outerjoin(aliased_shout_topic, Topic.id == aliased_shout_topic.topic)
.add_columns(func.count(distinct(aliased_shout_topic.shout)).label("shouts_stat"))
.outerjoin(aliased_shout_author, aliased_shout_topic.shout == aliased_shout_author.shout)
.add_columns(func.count(distinct(aliased_shout_author.user)).label("authors_stat"))
.outerjoin(aliased_topic_follower)
.add_columns(func.count(distinct(aliased_topic_follower.follower)).label("followers_stat"))
@@ -146,6 +147,18 @@ def topic_unfollow(user_id, slug):
return False
def get_random_topic():
q = select(Topic)
q = q.join(ShoutTopic)
q = q.group_by(Topic.id)
q = q.having(func.count(distinct(ShoutTopic.shout)) > 10)
q = q.order_by(func.random()).limit(1)
with local_session() as session:
[topic] = session.execute(q).first()
return topic
@query.field("topicsRandom")
async def topics_random(_, info, amount=12):
q = select(Topic)