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shout rating and views count fixed

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This commit is contained in:
bniwredyc
2023-01-17 22:07:44 +01:00
parent 50a76e8534
commit f772f41784
7 changed files with 107 additions and 54 deletions
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31
resolvers/zine/_common.py
View File

@@ -1,31 +0,0 @@
from sqlalchemy import func, case
from sqlalchemy.orm import aliased
from orm.reaction import Reaction, ReactionKind
def add_common_stat_columns(q):
aliased_reaction = aliased(Reaction)
q = q.outerjoin(aliased_reaction).add_columns(
func.sum(
aliased_reaction.id
).label('reacted_stat'),
func.sum(
case(
(aliased_reaction.body.is_not(None), 1),
else_=0
)
).label('commented_stat'),
func.sum(case(
(aliased_reaction.kind == ReactionKind.AGREE, 1),
(aliased_reaction.kind == ReactionKind.DISAGREE, -1),
(aliased_reaction.kind == ReactionKind.PROOF, 1),
(aliased_reaction.kind == ReactionKind.DISPROOF, -1),
(aliased_reaction.kind == ReactionKind.ACCEPT, 1),
(aliased_reaction.kind == ReactionKind.REJECT, -1),
(aliased_reaction.kind == ReactionKind.LIKE, 1),
(aliased_reaction.kind == ReactionKind.DISLIKE, -1),
else_=0)
).label('rating_stat'))
return q

79
resolvers/zine/load.py
View File

@@ -1,25 +1,48 @@
from datetime import datetime, timedelta, timezone
from sqlalchemy.orm import joinedload, aliased
from sqlalchemy.sql.expression import desc, asc, select, func
from sqlalchemy.sql.expression import desc, asc, select, func, case
from auth.credentials import AuthCredentials
from base.exceptions import ObjectNotExist
from base.orm import local_session
from base.resolvers import query
from base.exceptions import ObjectNotExist
from orm import ViewedEntry
from orm.reaction import Reaction, ReactionKind
from orm.shout import Shout, ShoutAuthor
from orm.reaction import Reaction
from resolvers.zine._common import add_common_stat_columns
def add_stat_columns(q):
q = q.outerjoin(ViewedEntry).add_columns(func.sum(ViewedEntry.amount).label('viewed_stat'))
aliased_reaction = aliased(Reaction)
return add_common_stat_columns(q)
q = q.outerjoin(aliased_reaction).add_columns(
func.sum(
aliased_reaction.id
).label('reacted_stat'),
func.sum(
case(
(aliased_reaction.body.is_not(None), 1),
else_=0
)
).label('commented_stat'),
func.sum(case(
# do not count comments' reactions
(aliased_reaction.replyTo.is_not(None), 0),
(aliased_reaction.kind == ReactionKind.AGREE, 1),
(aliased_reaction.kind == ReactionKind.DISAGREE, -1),
(aliased_reaction.kind == ReactionKind.PROOF, 1),
(aliased_reaction.kind == ReactionKind.DISPROOF, -1),
(aliased_reaction.kind == ReactionKind.ACCEPT, 1),
(aliased_reaction.kind == ReactionKind.REJECT, -1),
(aliased_reaction.kind == ReactionKind.LIKE, 1),
(aliased_reaction.kind == ReactionKind.DISLIKE, -1),
else_=0)
).label('rating_stat'))
return q
def apply_filters(q, filters, user_id=None):
if filters.get("reacted") and user_id:
q.join(Reaction, Reaction.createdBy == user_id)
@@ -59,8 +82,25 @@ async def load_shout(_, info, slug):
).filter(
Shout.deletedAt.is_(None)
).group_by(Shout.id)
try:
[shout, viewed_stat, reacted_stat, commented_stat, rating_stat] = session.execute(q).first()
[shout, reacted_stat, commented_stat, rating_stat] = session.execute(q).first()
viewed_stat_query = select().select_from(
Shout
).where(
Shout.id == shout.id
).join(
ViewedEntry
).group_by(
Shout.id
).add_columns(
func.sum(ViewedEntry.amount).label('viewed_stat')
)
# Debug tip:
# print(viewed_stat_query.compile(compile_kwargs={"literal_binds": True}))
viewed_stat = session.execute(viewed_stat_query).scalar()
shout.stat = {
"viewed": viewed_stat,
@@ -125,15 +165,32 @@ async def load_shouts_by(_, info, options):
with local_session() as session:
shouts = []
shouts_map = {}
for [shout, viewed_stat, reacted_stat, commented_stat, rating_stat] in session.execute(q).unique():
for [shout, reacted_stat, commented_stat, rating_stat] in session.execute(q).unique():
shouts.append(shout)
shout.stat = {
"viewed": viewed_stat,
"viewed": 0,
"reacted": reacted_stat,
"commented": commented_stat,
"rating": rating_stat
}
shouts_map[shout.id] = shout
viewed_stat_query = select(
Shout.id
).where(
Shout.id.in_(shouts_map.keys())
).join(
ViewedEntry
).group_by(
Shout.id
).add_columns(
func.sum(ViewedEntry.amount).label('viewed_stat')
)
for [shout_id, viewed_stat] in session.execute(viewed_stat_query).unique():
shouts.append(shout)
shouts_map[shout_id].stat['viewed'] = viewed_stat
return shouts

31
resolvers/zine/reactions.py
View File

@@ -1,5 +1,7 @@
from datetime import datetime, timedelta, timezone
from sqlalchemy import and_, asc, desc, select, text, func
from sqlalchemy import and_, asc, desc, select, text, func, case
from sqlalchemy.orm import aliased
from auth.authenticate import login_required
from auth.credentials import AuthCredentials
from base.orm import local_session
@@ -7,11 +9,34 @@ from base.resolvers import mutation, query
from orm.reaction import Reaction, ReactionKind
from orm.shout import Shout, ShoutReactionsFollower
from orm.user import User
from resolvers.zine._common import add_common_stat_columns
def add_reaction_stat_columns(q):
return add_common_stat_columns(q)
aliased_reaction = aliased(Reaction)
q = q.outerjoin(aliased_reaction).add_columns(
func.sum(
aliased_reaction.id
).label('reacted_stat'),
func.sum(
case(
(aliased_reaction.body.is_not(None), 1),
else_=0
)
).label('commented_stat'),
func.sum(case(
(aliased_reaction.kind == ReactionKind.AGREE, 1),
(aliased_reaction.kind == ReactionKind.DISAGREE, -1),
(aliased_reaction.kind == ReactionKind.PROOF, 1),
(aliased_reaction.kind == ReactionKind.DISPROOF, -1),
(aliased_reaction.kind == ReactionKind.ACCEPT, 1),
(aliased_reaction.kind == ReactionKind.REJECT, -1),
(aliased_reaction.kind == ReactionKind.LIKE, 1),
(aliased_reaction.kind == ReactionKind.DISLIKE, -1),
else_=0)
).label('rating_stat'))
return q
def reactions_follow(user_id, shout_id: int, auto=False):