2023-11-03 10:10:22 +00:00
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import time
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2023-11-22 16:38:39 +00:00
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2024-08-07 11:18:05 +00:00
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from sqlalchemy import and_, asc, case, desc, func, select
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from sqlalchemy.orm import aliased
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2023-12-17 20:30:20 +00:00
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from orm.author import Author
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2024-04-24 07:42:33 +00:00
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from orm.rating import PROPOSAL_REACTIONS, RATING_REACTIONS, is_negative, is_positive
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2024-02-19 11:45:55 +00:00
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from orm.reaction import Reaction, ReactionKind
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2024-02-02 16:36:30 +00:00
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from orm.shout import Shout
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2024-02-02 12:03:44 +00:00
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from resolvers.editor import handle_proposing
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2024-06-05 15:29:15 +00:00
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from resolvers.follower import follow
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2024-04-19 15:22:07 +00:00
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from resolvers.stat import update_author_stat
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2024-01-25 19:41:27 +00:00
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from services.auth import add_user_role, login_required
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2023-10-23 14:51:13 +00:00
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from services.db import local_session
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2024-08-07 05:57:56 +00:00
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from utils.logger import root_logger as logger
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2023-12-17 20:30:20 +00:00
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from services.notify import notify_reaction
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2023-10-23 14:51:13 +00:00
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from services.schema import mutation, query
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2024-01-13 08:49:12 +00:00
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2023-01-17 21:07:44 +00:00
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2024-02-22 23:08:43 +00:00
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def add_reaction_stat_columns(q, aliased_reaction):
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2024-08-07 11:18:05 +00:00
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"""
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Добавляет статистические колонки к запросу реакций.
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:param q: SQL-запрос для реакций.
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:param aliased_reaction: Алиас для таблицы реакций.
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:return: Запрос с добавленными колонками статистики.
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"""
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# Присоединение реакций и добавление статистических колонок
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2024-08-07 07:22:37 +00:00
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q = q.outerjoin(aliased_reaction, aliased_reaction.deleted_at.is_(None)).add_columns(
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2024-08-08 14:33:55 +00:00
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2024-08-07 11:18:05 +00:00
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# Подсчет комментариев
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2024-08-07 07:22:37 +00:00
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func.count(case((aliased_reaction.body.is_not(None), 1), else_=0)).label("comments_stat"),
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2024-08-08 14:33:55 +00:00
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2024-08-07 11:18:05 +00:00
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# Вычисление рейтинга как разница между лайками и дизлайками
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2024-08-07 07:22:37 +00:00
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func.sum(
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case(
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(aliased_reaction.kind == ReactionKind.LIKE.value, 1),
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(aliased_reaction.kind == ReactionKind.DISLIKE.value, -1),
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else_=0,
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)
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).label("rating_stat"),
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2024-08-06 15:53:25 +00:00
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)
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2024-08-07 07:22:37 +00:00
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return q
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2022-11-28 20:34:42 +00:00
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2024-08-07 11:18:05 +00:00
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def is_featured_author(session, author_id) -> bool:
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"""
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Проверяет, есть ли у автора хотя бы одна опубликованная статья.
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:param session: Сессия базы данных.
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:param author_id: Идентификатор автора.
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:return: True, если у автора есть хотя бы одна опубликованная статья, иначе False.
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"""
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2023-10-05 18:46:18 +00:00
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return (
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session.query(Shout)
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2024-01-22 22:21:01 +00:00
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.where(Shout.authors.any(id=author_id))
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2024-02-02 12:03:44 +00:00
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.filter(and_(Shout.featured_at.is_not(None), Shout.deleted_at.is_(None)))
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2023-10-05 18:46:18 +00:00
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.count()
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> 0
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)
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2022-11-13 15:24:29 +00:00
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2024-02-02 12:59:22 +00:00
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2024-08-07 11:18:05 +00:00
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def check_to_feature(session, approver_id, reaction) -> bool:
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"""
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Устанавливает публикацию в открытый доступ, если количество голосов превышает 4.
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:param session: Сессия базы данных.
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:param approver_id: Идентификатор утверждающего автора.
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:param reaction: Объект реакции.
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:return: True, если нужно установить публикацию в открытый доступ, иначе False.
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"""
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2024-01-23 13:04:38 +00:00
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if not reaction.reply_to and is_positive(reaction.kind):
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2024-02-02 12:03:44 +00:00
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if is_featured_author(session, approver_id):
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2024-02-24 18:45:38 +00:00
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approvers = [approver_id]
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2024-08-07 11:18:05 +00:00
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# Подсчет количества голосующих утверждающих
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2024-05-30 04:12:00 +00:00
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reacted_readers = session.query(Reaction).where(Reaction.shout == reaction.shout).all()
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2024-02-02 12:03:44 +00:00
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for reacted_reader in reacted_readers:
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if is_featured_author(session, reacted_reader.id):
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approvers.append(reacted_reader.id)
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2022-11-13 15:24:29 +00:00
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if len(approvers) > 4:
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return True
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return False
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2024-08-07 11:18:05 +00:00
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def check_to_unfeature(session, rejecter_id, reaction) -> bool:
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"""
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Убирает публикацию из открытого доступа, если 20% реакций негативные.
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:param session: Сессия базы данных.
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:param rejecter_id: Идентификатор отклоняющего автора.
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:param reaction: Объект реакции.
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:return: True, если нужно убрать публикацию из открытого доступа, иначе False.
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"""
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2024-01-23 13:04:38 +00:00
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if not reaction.reply_to and is_negative(reaction.kind):
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2024-02-02 12:03:44 +00:00
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if is_featured_author(session, rejecter_id):
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2024-02-02 12:59:22 +00:00
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reactions = (
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session.query(Reaction)
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2024-02-21 07:27:16 +00:00
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.where(
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and_(
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Reaction.shout == reaction.shout,
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Reaction.kind.in_(RATING_REACTIONS),
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)
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)
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2024-02-02 12:59:22 +00:00
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.all()
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)
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2024-02-02 12:03:44 +00:00
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rejects = 0
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for r in reactions:
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2024-05-30 04:12:00 +00:00
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approver = session.query(Author).filter(Author.id == r.created_by).first()
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2024-02-02 12:03:44 +00:00
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if is_featured_author(session, approver):
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if is_negative(r.kind):
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rejects += 1
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if len(reactions) / rejects < 5:
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return True
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2022-11-13 15:24:29 +00:00
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return False
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2024-02-02 12:03:44 +00:00
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async def set_featured(session, shout_id):
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2024-08-07 11:18:05 +00:00
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"""
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Устанавливает публикацию в открытый доступ и обновляет роль автора.
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:param session: Сессия базы данных.
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:param shout_id: Идентификатор публикации.
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"""
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2022-12-01 14:45:19 +00:00
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s = session.query(Shout).where(Shout.id == shout_id).first()
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2024-02-02 12:03:44 +00:00
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s.featured_at = int(time.time())
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2024-04-17 15:32:23 +00:00
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Shout.update(s, {"featured_at": int(time.time())})
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2024-01-10 13:29:49 +00:00
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author = session.query(Author).filter(Author.id == s.created_by).first()
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if author:
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await add_user_role(str(author.user))
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2022-11-13 15:24:29 +00:00
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session.add(s)
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session.commit()
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2024-02-02 12:03:44 +00:00
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def set_unfeatured(session, shout_id):
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2024-08-07 11:18:05 +00:00
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"""
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Убирает публикацию из открытого доступа.
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:param session: Сессия базы данных.
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:param shout_id: Идентификатор публикации.
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"""
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2022-12-01 14:45:19 +00:00
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s = session.query(Shout).where(Shout.id == shout_id).first()
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2024-04-17 15:32:23 +00:00
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Shout.update(s, {"featured_at": None})
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2022-11-13 15:24:29 +00:00
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session.add(s)
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session.commit()
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2024-01-23 13:04:38 +00:00
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2024-08-07 11:18:05 +00:00
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async def _create_reaction(session, info, shout, author_id: int, reaction) -> dict:
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"""
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Создает новую реакцию и выполняет связанные с этим действия, такие как обновление счетчиков и уведомление.
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:param session: Сессия базы данных.
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:param info: Информация о контексте GraphQL.
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:param shout: Объект публикации.
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:param author_id: Идентификатор автора.
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:param reaction: Словарь с данными реакции.
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:return: Словарь с данными о созданной реакции.
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"""
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2024-01-23 13:04:38 +00:00
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r = Reaction(**reaction)
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session.add(r)
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session.commit()
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2024-01-31 00:09:58 +00:00
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rdict = r.dict()
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2024-01-23 13:04:38 +00:00
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2024-08-07 11:18:05 +00:00
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# Пересчет счетчика комментариев
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2024-04-18 09:34:04 +00:00
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if str(r.kind) == ReactionKind.COMMENT.value:
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2024-06-11 19:46:35 +00:00
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update_author_stat(author_id)
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2024-04-09 13:43:06 +00:00
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2024-08-07 11:18:05 +00:00
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# Совместное редактирование
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2024-05-30 04:12:00 +00:00
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if rdict.get("reply_to") and r.kind in PROPOSAL_REACTIONS and author_id in shout.authors:
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2024-02-02 12:03:44 +00:00
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handle_proposing(session, r, shout)
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2024-08-07 11:18:05 +00:00
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# Рейтинг и саморегуляция
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2024-04-09 11:03:50 +00:00
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if r.kind in RATING_REACTIONS:
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2024-08-07 11:18:05 +00:00
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# Механизм саморегуляции
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2024-04-19 15:22:07 +00:00
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if check_to_unfeature(session, author_id, r):
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2024-04-09 11:03:50 +00:00
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set_unfeatured(session, shout.id)
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2024-04-19 15:22:07 +00:00
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elif check_to_feature(session, author_id, r):
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2024-04-09 11:03:50 +00:00
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await set_featured(session, shout.id)
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2024-08-07 11:18:05 +00:00
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# Подписка, если понравилось
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2024-04-09 11:03:50 +00:00
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if r.kind == ReactionKind.LIKE.value:
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try:
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2024-08-07 11:18:05 +00:00
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# Автоподписка при реакции
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2024-06-05 15:29:15 +00:00
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follow(None, info, "shout", shout.slug)
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2024-04-09 11:03:50 +00:00
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except Exception:
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pass
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2024-01-23 13:04:38 +00:00
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2024-08-07 11:18:05 +00:00
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# Обновление счетчика комментариев в кэше
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2024-04-18 09:34:04 +00:00
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if str(r.kind) == ReactionKind.COMMENT.value:
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2024-06-11 19:46:35 +00:00
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update_author_stat(author_id)
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2024-04-09 13:43:06 +00:00
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2024-04-17 15:32:23 +00:00
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rdict["shout"] = shout.dict()
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rdict["stat"] = {"commented": 0, "reacted": 0, "rating": 0}
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2024-01-23 13:04:38 +00:00
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2024-08-07 11:18:05 +00:00
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# Уведомление о создании
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2024-04-17 15:32:23 +00:00
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await notify_reaction(rdict, "create")
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2024-01-23 13:04:38 +00:00
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return rdict
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2024-01-25 19:41:27 +00:00
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2024-04-19 15:22:07 +00:00
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def prepare_new_rating(reaction: dict, shout_id: int, session, author_id: int):
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2024-08-07 11:18:05 +00:00
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"""
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Проверяет возможность выставления новой оценки для публикации.
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:param reaction: Словарь с данными реакции.
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:param shout_id: Идентификатор публикации.
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:param session: Сессия базы данных.
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:param author_id: Идентификатор автора.
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:return: Словарь с ошибкой или None.
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"""
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2024-04-17 15:32:23 +00:00
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kind = reaction.get("kind")
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2024-05-30 04:12:00 +00:00
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opposite_kind = ReactionKind.DISLIKE.value if is_positive(kind) else ReactionKind.LIKE.value
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2024-02-24 18:45:38 +00:00
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2024-08-07 11:18:05 +00:00
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# Формирование запроса для проверки существующих оценок
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2024-02-24 18:45:38 +00:00
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q = select(Reaction).filter(
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and_(
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Reaction.shout == shout_id,
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2024-04-19 15:22:07 +00:00
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Reaction.created_by == author_id,
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2024-02-24 18:45:38 +00:00
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Reaction.kind.in_(RATING_REACTIONS),
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2024-05-04 21:00:58 +00:00
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Reaction.deleted_at.is_not(None),
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2024-02-24 18:45:38 +00:00
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)
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)
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2024-04-17 15:32:23 +00:00
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reply_to = reaction.get("reply_to")
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2024-02-24 18:45:38 +00:00
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if reply_to and isinstance(reply_to, int):
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q = q.filter(Reaction.reply_to == reply_to)
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rating_reactions = session.execute(q).all()
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2024-08-07 11:18:05 +00:00
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|
|
|
|
# Проверка условий для выставления новой оценки
|
2024-05-04 21:00:58 +00:00
|
|
|
|
if rating_reactions:
|
|
|
|
|
same_rating = filter(
|
|
|
|
|
lambda r: r.created_by == author_id and r.kind == kind,
|
|
|
|
|
rating_reactions,
|
|
|
|
|
)
|
|
|
|
|
opposite_rating = filter(
|
|
|
|
|
lambda r: r.created_by == author_id and r.kind == opposite_kind,
|
|
|
|
|
rating_reactions,
|
|
|
|
|
)
|
|
|
|
|
if same_rating:
|
|
|
|
|
return {"error": "You can't rate the same thing twice"}
|
|
|
|
|
elif opposite_rating:
|
|
|
|
|
return {"error": "Remove opposite vote first"}
|
|
|
|
|
elif filter(lambda r: r.created_by == author_id, rating_reactions):
|
|
|
|
|
return {"error": "You can't rate your own thing"}
|
2024-02-24 18:45:38 +00:00
|
|
|
|
return
|
|
|
|
|
|
|
|
|
|
|
2024-04-17 15:32:23 +00:00
|
|
|
|
@mutation.field("create_reaction")
|
2022-07-21 11:58:50 +00:00
|
|
|
|
@login_required
|
2023-02-26 21:23:25 +00:00
|
|
|
|
async def create_reaction(_, info, reaction):
|
2024-08-07 11:18:05 +00:00
|
|
|
|
"""
|
|
|
|
|
Создает новую реакцию через GraphQL запрос.
|
|
|
|
|
|
|
|
|
|
:param info: Информация о контексте GraphQL.
|
|
|
|
|
:param reaction: Словарь с данными реакции.
|
|
|
|
|
:return: Словарь с информацией о созданной реакции или ошибкой.
|
|
|
|
|
"""
|
2024-05-18 14:41:04 +00:00
|
|
|
|
# logger.debug(f"{info.context} for {reaction}")
|
2024-04-19 15:22:07 +00:00
|
|
|
|
info.context.get("user_id")
|
2024-05-18 14:41:04 +00:00
|
|
|
|
author_dict = info.context.get("author", {})
|
|
|
|
|
if not isinstance(author_dict, dict):
|
2024-05-18 09:38:46 +00:00
|
|
|
|
return {"error": "Unauthorized"}
|
2024-05-18 14:41:04 +00:00
|
|
|
|
author_id = author_dict.get("id")
|
|
|
|
|
shout_id = reaction.get("shout")
|
2024-01-22 20:54:02 +00:00
|
|
|
|
if not shout_id:
|
2024-04-17 15:32:23 +00:00
|
|
|
|
return {"error": "Shout ID is required to create a reaction."}
|
2024-01-22 20:54:02 +00:00
|
|
|
|
|
|
|
|
|
try:
|
|
|
|
|
with local_session() as session:
|
2024-02-02 12:03:44 +00:00
|
|
|
|
shout = session.query(Shout).filter(Shout.id == shout_id).first()
|
2024-04-19 15:22:07 +00:00
|
|
|
|
if shout and author_id:
|
|
|
|
|
reaction["created_by"] = int(author_id)
|
2024-04-17 15:32:23 +00:00
|
|
|
|
kind = reaction.get("kind")
|
2024-01-23 13:04:38 +00:00
|
|
|
|
|
2024-04-17 15:32:23 +00:00
|
|
|
|
if not kind and isinstance(reaction.get("body"), str):
|
2024-01-22 22:11:34 +00:00
|
|
|
|
kind = ReactionKind.COMMENT.value
|
2024-01-23 13:04:38 +00:00
|
|
|
|
|
2024-01-22 22:11:34 +00:00
|
|
|
|
if not kind:
|
2024-04-17 15:32:23 +00:00
|
|
|
|
return {"error": "cannot create reaction without a kind"}
|
2024-01-23 13:04:38 +00:00
|
|
|
|
|
2024-02-07 13:41:17 +00:00
|
|
|
|
if kind in RATING_REACTIONS:
|
2024-05-30 04:12:00 +00:00
|
|
|
|
error_result = prepare_new_rating(reaction, shout_id, session, author_id)
|
2024-03-06 09:15:26 +00:00
|
|
|
|
if error_result:
|
|
|
|
|
return error_result
|
2024-02-07 13:41:17 +00:00
|
|
|
|
|
2024-06-05 15:29:15 +00:00
|
|
|
|
rdict = await _create_reaction(session, info, shout, author_id, reaction)
|
2024-03-06 09:15:26 +00:00
|
|
|
|
|
|
|
|
|
# TODO: call recount ratings periodically
|
2024-05-18 14:41:04 +00:00
|
|
|
|
rdict["created_by"] = author_dict
|
2024-04-17 15:32:23 +00:00
|
|
|
|
return {"reaction": rdict}
|
2024-01-22 20:54:02 +00:00
|
|
|
|
except Exception as e:
|
2024-01-22 21:27:57 +00:00
|
|
|
|
import traceback
|
2022-07-21 11:58:50 +00:00
|
|
|
|
|
2024-01-25 19:41:27 +00:00
|
|
|
|
traceback.print_exc()
|
2024-04-17 15:32:23 +00:00
|
|
|
|
logger.error(f"{type(e).__name__}: {e}")
|
2023-10-23 14:47:11 +00:00
|
|
|
|
|
2024-04-17 15:32:23 +00:00
|
|
|
|
return {"error": "Cannot create reaction."}
|
2022-07-21 11:58:50 +00:00
|
|
|
|
|
|
|
|
|
|
2024-04-17 15:32:23 +00:00
|
|
|
|
@mutation.field("update_reaction")
|
2022-07-21 11:58:50 +00:00
|
|
|
|
@login_required
|
2024-02-16 16:46:57 +00:00
|
|
|
|
async def update_reaction(_, info, reaction):
|
2024-08-07 11:18:05 +00:00
|
|
|
|
"""
|
|
|
|
|
Обновляет существующую реакцию через GraphQL запрос.
|
|
|
|
|
|
|
|
|
|
:param info: Информация о контексте GraphQL.
|
|
|
|
|
:param reaction: Словарь с данными реакции.
|
|
|
|
|
:return: Словарь с информацией об обновленной реакции или ошибкой.
|
|
|
|
|
"""
|
2024-04-17 15:32:23 +00:00
|
|
|
|
logger.debug(f"{info.context} for {reaction}")
|
|
|
|
|
user_id = info.context.get("user_id")
|
|
|
|
|
roles = info.context.get("roles")
|
|
|
|
|
rid = reaction.get("id")
|
2024-02-24 18:30:19 +00:00
|
|
|
|
if rid and isinstance(rid, int) and user_id and roles:
|
2024-04-17 15:32:23 +00:00
|
|
|
|
del reaction["id"]
|
2024-02-05 09:47:26 +00:00
|
|
|
|
with local_session() as session:
|
2024-02-24 18:30:19 +00:00
|
|
|
|
reaction_query = select(Reaction).filter(Reaction.id == rid)
|
2024-02-05 09:47:26 +00:00
|
|
|
|
aliased_reaction = aliased(Reaction)
|
2024-02-22 23:08:43 +00:00
|
|
|
|
reaction_query = add_reaction_stat_columns(reaction_query, aliased_reaction)
|
2024-02-16 16:46:57 +00:00
|
|
|
|
reaction_query = reaction_query.group_by(Reaction.id)
|
2022-11-28 08:47:39 +00:00
|
|
|
|
|
2024-02-16 16:46:57 +00:00
|
|
|
|
try:
|
2024-04-18 09:34:04 +00:00
|
|
|
|
result = session.execute(reaction_query).unique().first()
|
|
|
|
|
if result:
|
2024-08-07 11:18:05 +00:00
|
|
|
|
[r, commented_stat, rating_stat] = result
|
2024-04-18 09:34:04 +00:00
|
|
|
|
if not r:
|
|
|
|
|
return {"error": "invalid reaction id"}
|
|
|
|
|
|
2024-05-30 04:12:00 +00:00
|
|
|
|
author = session.query(Author).filter(Author.user == user_id).first()
|
2024-04-18 09:34:04 +00:00
|
|
|
|
if author:
|
|
|
|
|
if r.created_by != author.id and "editor" not in roles:
|
|
|
|
|
return {"error": "access denied"}
|
|
|
|
|
|
|
|
|
|
body = reaction.get("body")
|
|
|
|
|
if body:
|
|
|
|
|
r.body = body
|
|
|
|
|
r.updated_at = int(time.time())
|
|
|
|
|
|
|
|
|
|
if r.kind != reaction["kind"]:
|
|
|
|
|
# Определение изменения мнения может быть реализовано здесь
|
|
|
|
|
pass
|
|
|
|
|
|
|
|
|
|
Reaction.update(r, reaction)
|
|
|
|
|
session.add(r)
|
|
|
|
|
session.commit()
|
|
|
|
|
|
|
|
|
|
r.stat = {
|
|
|
|
|
"commented": commented_stat,
|
2024-08-07 07:22:37 +00:00
|
|
|
|
"rating": rating_stat,
|
2024-04-18 09:34:04 +00:00
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
await notify_reaction(r.dict(), "update")
|
|
|
|
|
|
|
|
|
|
return {"reaction": r}
|
|
|
|
|
else:
|
|
|
|
|
return {"error": "not authorized"}
|
2024-02-16 16:46:57 +00:00
|
|
|
|
except Exception:
|
|
|
|
|
import traceback
|
|
|
|
|
|
|
|
|
|
traceback.print_exc()
|
2024-04-17 15:32:23 +00:00
|
|
|
|
return {"error": "cannot create reaction"}
|
2024-01-25 19:41:27 +00:00
|
|
|
|
|
2022-07-21 11:58:50 +00:00
|
|
|
|
|
2024-04-17 15:32:23 +00:00
|
|
|
|
@mutation.field("delete_reaction")
|
2022-07-21 11:58:50 +00:00
|
|
|
|
@login_required
|
2024-02-07 13:41:17 +00:00
|
|
|
|
async def delete_reaction(_, info, reaction_id: int):
|
2024-08-07 11:18:05 +00:00
|
|
|
|
"""
|
|
|
|
|
Удаляет существующую реакцию через GraphQL запрос.
|
|
|
|
|
|
|
|
|
|
:param info: Информация о контексте GraphQL.
|
|
|
|
|
:param reaction_id: Идентификатор удаляемой реакции.
|
|
|
|
|
:return: Словарь с информацией об удаленной реакции или ошибкой.
|
|
|
|
|
"""
|
2024-04-17 15:32:23 +00:00
|
|
|
|
logger.debug(f"{info.context} for {reaction_id}")
|
|
|
|
|
user_id = info.context.get("user_id")
|
2024-04-19 15:22:07 +00:00
|
|
|
|
author_id = info.context.get("author", {}).get("id")
|
2024-04-17 15:32:23 +00:00
|
|
|
|
roles = info.context.get("roles", [])
|
2024-03-06 09:09:46 +00:00
|
|
|
|
if user_id:
|
2024-02-07 13:41:17 +00:00
|
|
|
|
with local_session() as session:
|
|
|
|
|
try:
|
|
|
|
|
author = session.query(Author).filter(Author.user == user_id).one()
|
|
|
|
|
r = session.query(Reaction).filter(Reaction.id == reaction_id).one()
|
2024-04-19 15:22:07 +00:00
|
|
|
|
if r.created_by != author_id and "editor" not in roles:
|
2024-04-17 15:32:23 +00:00
|
|
|
|
return {"error": "access denied"}
|
2024-02-07 13:41:17 +00:00
|
|
|
|
|
2024-04-17 15:32:23 +00:00
|
|
|
|
logger.debug(f"{user_id} user removing his #{reaction_id} reaction")
|
2024-04-09 13:43:06 +00:00
|
|
|
|
reaction_dict = r.dict()
|
|
|
|
|
session.delete(r)
|
|
|
|
|
session.commit()
|
|
|
|
|
|
2024-08-07 11:18:05 +00:00
|
|
|
|
# Обновление счетчика комментариев в кэше
|
2024-04-18 09:34:04 +00:00
|
|
|
|
if str(r.kind) == ReactionKind.COMMENT.value:
|
2024-06-11 19:46:35 +00:00
|
|
|
|
update_author_stat(author.id)
|
2024-04-17 15:32:23 +00:00
|
|
|
|
await notify_reaction(reaction_dict, "delete")
|
2024-04-08 18:33:47 +00:00
|
|
|
|
|
2024-04-17 15:32:23 +00:00
|
|
|
|
return {"error": None, "reaction": reaction_dict}
|
2024-02-07 13:41:17 +00:00
|
|
|
|
except Exception as exc:
|
2024-04-17 15:32:23 +00:00
|
|
|
|
return {"error": f"cannot delete reaction: {exc}"}
|
|
|
|
|
return {"error": "cannot delete reaction"}
|
2022-07-21 11:58:50 +00:00
|
|
|
|
|
2022-11-28 20:29:02 +00:00
|
|
|
|
|
2023-11-29 09:59:00 +00:00
|
|
|
|
def apply_reaction_filters(by, q):
|
2024-08-07 11:18:05 +00:00
|
|
|
|
"""
|
|
|
|
|
Применяет фильтры к запросу реакций.
|
|
|
|
|
|
|
|
|
|
:param by: Словарь с параметрами фильтрации.
|
|
|
|
|
:param q: SQL-запрос.
|
|
|
|
|
:return: Запрос с примененными фильтрами.
|
|
|
|
|
"""
|
2024-04-17 15:32:23 +00:00
|
|
|
|
shout_slug = by.get("shout", None)
|
2024-02-02 22:39:57 +00:00
|
|
|
|
if shout_slug:
|
|
|
|
|
q = q.filter(Shout.slug == shout_slug)
|
2023-11-29 09:59:00 +00:00
|
|
|
|
|
2024-04-17 15:32:23 +00:00
|
|
|
|
elif by.get("shouts"):
|
|
|
|
|
q = q.filter(Shout.slug.in_(by.get("shouts", [])))
|
2023-11-29 09:59:00 +00:00
|
|
|
|
|
2024-04-17 15:32:23 +00:00
|
|
|
|
created_by = by.get("created_by", None)
|
2024-02-02 22:39:57 +00:00
|
|
|
|
if created_by:
|
|
|
|
|
q = q.filter(Author.id == created_by)
|
2023-11-29 09:59:00 +00:00
|
|
|
|
|
2024-07-18 06:05:10 +00:00
|
|
|
|
author_slug = by.get("author", None)
|
|
|
|
|
if author_slug:
|
|
|
|
|
q = q.filter(Author.slug == author_slug)
|
|
|
|
|
|
2024-04-17 15:32:23 +00:00
|
|
|
|
topic = by.get("topic", None)
|
2024-04-09 19:24:47 +00:00
|
|
|
|
if isinstance(topic, int):
|
2024-04-09 19:09:26 +00:00
|
|
|
|
q = q.filter(Shout.topics.any(id=topic))
|
2023-11-29 09:59:00 +00:00
|
|
|
|
|
2024-04-17 15:32:23 +00:00
|
|
|
|
if by.get("comment", False):
|
2024-02-03 09:10:38 +00:00
|
|
|
|
q = q.filter(Reaction.kind == ReactionKind.COMMENT.value)
|
2024-07-15 22:06:43 +00:00
|
|
|
|
|
2024-04-17 15:32:23 +00:00
|
|
|
|
if by.get("rating", False):
|
2024-02-07 15:39:55 +00:00
|
|
|
|
q = q.filter(Reaction.kind.in_(RATING_REACTIONS))
|
2023-11-29 09:59:00 +00:00
|
|
|
|
|
2024-04-17 15:32:23 +00:00
|
|
|
|
by_search = by.get("search", "")
|
2023-11-29 09:59:00 +00:00
|
|
|
|
if len(by_search) > 2:
|
2024-04-17 15:32:23 +00:00
|
|
|
|
q = q.filter(Reaction.body.ilike(f"%{by_search}%"))
|
2023-11-29 09:59:00 +00:00
|
|
|
|
|
2024-04-17 15:32:23 +00:00
|
|
|
|
after = by.get("after", None)
|
2024-02-07 16:50:01 +00:00
|
|
|
|
if isinstance(after, int):
|
|
|
|
|
q = q.filter(Reaction.created_at > after)
|
2023-11-29 09:59:00 +00:00
|
|
|
|
|
|
|
|
|
return q
|
|
|
|
|
|
|
|
|
|
|
2024-04-17 15:32:23 +00:00
|
|
|
|
@query.field("load_reactions_by")
|
2023-10-23 14:47:11 +00:00
|
|
|
|
async def load_reactions_by(_, info, by, limit=50, offset=0):
|
2022-11-23 02:05:34 +00:00
|
|
|
|
"""
|
2024-08-07 11:18:05 +00:00
|
|
|
|
Загружает реакции по указанным параметрам.
|
|
|
|
|
|
|
|
|
|
:param info: Информация о контексте GraphQL.
|
2022-11-23 02:05:34 +00:00
|
|
|
|
:param by: {
|
2024-08-07 11:18:05 +00:00
|
|
|
|
:shout - фильтрация по slug публикации
|
|
|
|
|
:shouts - фильтрация по списку slug публикаций
|
|
|
|
|
:created_by - фильтрация по идентификатору автора
|
|
|
|
|
:author - фильтрация по slug автора
|
|
|
|
|
:topic - фильтрация по теме
|
|
|
|
|
:search - поиск по тексту реакций
|
|
|
|
|
:comment - фильтрация комментариев
|
|
|
|
|
:rating - фильтрация реакций с рейтингом
|
|
|
|
|
:after - фильтрация по времени создания
|
|
|
|
|
:sort - поле для сортировки (по убыванию по умолчанию)
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2022-11-23 02:05:34 +00:00
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}
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2024-08-07 11:18:05 +00:00
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:param limit: Количество реакций для загрузки.
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:param offset: Смещение для пагинации.
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:return: Список реакций.
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2022-11-23 02:05:34 +00:00
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"""
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2023-10-05 18:46:18 +00:00
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q = (
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2024-02-29 12:39:55 +00:00
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select(Reaction, Author, Shout)
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2024-02-29 12:21:46 +00:00
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.select_from(Reaction)
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2024-02-29 12:39:55 +00:00
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.join(Author, Reaction.created_by == Author.id)
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.join(Shout, Reaction.shout == Shout.id)
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2022-11-27 08:19:38 +00:00
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)
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2022-09-03 10:50:14 +00:00
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2024-08-07 11:18:05 +00:00
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# Подсчет статистики
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2024-02-29 12:21:46 +00:00
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aliased_reaction = aliased(Reaction)
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q = add_reaction_stat_columns(q, aliased_reaction)
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2023-11-29 11:16:09 +00:00
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2024-08-07 11:18:05 +00:00
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# Применение фильтров
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2023-11-29 09:59:00 +00:00
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q = apply_reaction_filters(by, q)
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2024-02-29 12:21:46 +00:00
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q = q.where(Reaction.deleted_at.is_(None))
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2023-11-29 11:16:09 +00:00
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2024-08-07 11:18:05 +00:00
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# Группировка
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2024-02-29 12:21:46 +00:00
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q = q.group_by(Reaction.id, Author.id, Shout.id, aliased_reaction.id)
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2024-01-13 08:15:45 +00:00
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2024-08-07 11:18:05 +00:00
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# Сортировка
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2024-04-17 15:32:23 +00:00
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order_stat = by.get("sort", "").lower() # 'like' | 'dislike' | 'newest' | 'oldest'
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2024-02-29 12:39:55 +00:00
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order_by_stmt = desc(Reaction.created_at)
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2024-04-17 15:32:23 +00:00
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if order_stat == "oldest":
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2024-02-29 12:39:55 +00:00
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order_by_stmt = asc(Reaction.created_at)
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2024-04-17 15:32:23 +00:00
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elif order_stat.endswith("like"):
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2024-08-07 11:18:05 +00:00
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order_by_stmt = desc("rating_stat")
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2024-02-29 12:39:55 +00:00
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q = q.order_by(order_by_stmt)
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2023-11-29 11:16:09 +00:00
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2024-08-07 11:18:05 +00:00
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# Пагинация
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2022-11-22 07:29:54 +00:00
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q = q.limit(limit).offset(offset)
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2023-11-30 07:38:41 +00:00
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2024-02-26 17:07:42 +00:00
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reactions = set()
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2023-11-29 10:50:20 +00:00
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with local_session() as session:
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result_rows = session.execute(q)
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for [
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reaction,
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author,
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shout,
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commented_stat,
|
2024-08-08 14:33:55 +00:00
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rating_stat
|
2023-11-29 10:50:20 +00:00
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] in result_rows:
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reaction.created_by = author
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reaction.shout = shout
|
2024-08-07 11:18:05 +00:00
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reaction.stat = {"rating": rating_stat, "commented": commented_stat}
|
2024-07-22 07:42:41 +00:00
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reactions.add(reaction)
|
2024-02-26 17:07:42 +00:00
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|
2022-11-23 02:05:34 +00:00
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return reactions
|
2023-10-23 14:47:11 +00:00
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|
2024-07-22 07:42:41 +00:00
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@query.field("load_shout_ratings")
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async def load_shout_ratings(_, info, shout: int, limit=100, offset=0):
|
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"""
|
2024-08-07 11:18:05 +00:00
|
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|
Получает оценки для указанной публикации с пагинацией.
|
2024-07-22 07:42:41 +00:00
|
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|
2024-08-07 11:18:05 +00:00
|
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:param info: Информация о контексте GraphQL.
|
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:param shout: Идентификатор публикации.
|
|
|
|
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:param limit: Количество реакций для загрузки.
|
|
|
|
|
:param offset: Смещение для пагинации.
|
|
|
|
|
:return: Список реакций.
|
|
|
|
|
"""
|
2024-07-22 07:42:41 +00:00
|
|
|
|
q = (
|
|
|
|
|
select(Reaction, Author, Shout)
|
|
|
|
|
.select_from(Reaction)
|
|
|
|
|
.join(Author, Reaction.created_by == Author.id)
|
|
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.join(Shout, Reaction.shout == Shout.id)
|
|
|
|
|
)
|
|
|
|
|
|
2024-08-07 11:18:05 +00:00
|
|
|
|
# Фильтрация, группировка, сортировка, лимит, офсет
|
2024-07-22 07:42:41 +00:00
|
|
|
|
q = q.filter(and_(Reaction.deleted_at.is_(None), Reaction.shout == shout, Reaction.kind.in_(RATING_REACTIONS)))
|
|
|
|
|
q = q.group_by(Reaction.id)
|
|
|
|
|
q = q.order_by(desc(Reaction.created_at))
|
|
|
|
|
q = q.limit(limit).offset(offset)
|
|
|
|
|
|
|
|
|
|
reactions = set()
|
|
|
|
|
with local_session() as session:
|
|
|
|
|
result_rows = session.execute(q)
|
|
|
|
|
for [
|
|
|
|
|
reaction,
|
|
|
|
|
author,
|
|
|
|
|
shout,
|
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|
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|
] in result_rows:
|
|
|
|
|
reaction.created_by = author
|
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|
reaction.shout = shout
|
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|
|
|
reactions.add(reaction)
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|
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|
|
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|
return reactions
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
@query.field("load_shout_comments")
|
|
|
|
|
async def load_shout_comments(_, info, shout: int, limit=50, offset=0):
|
|
|
|
|
"""
|
2024-08-07 11:18:05 +00:00
|
|
|
|
Получает комментарии для указанной публикации с пагинацией и статистикой.
|
|
|
|
|
|
|
|
|
|
:param info: Информация о контексте GraphQL.
|
|
|
|
|
:param shout: Идентификатор публикации.
|
|
|
|
|
:param limit: Количество комментариев для загрузки.
|
|
|
|
|
:param offset: Смещение для пагинации.
|
|
|
|
|
:return: Список реакций.
|
2024-07-22 07:42:41 +00:00
|
|
|
|
"""
|
2024-07-26 13:56:30 +00:00
|
|
|
|
aliased_reaction = aliased(Reaction)
|
2024-07-22 07:42:41 +00:00
|
|
|
|
q = (
|
2024-07-26 13:56:30 +00:00
|
|
|
|
select(
|
|
|
|
|
Reaction,
|
|
|
|
|
Author,
|
|
|
|
|
Shout,
|
|
|
|
|
func.count(aliased_reaction.id).label("reacted_stat"),
|
|
|
|
|
func.count(aliased_reaction.body).label("commented_stat"),
|
2024-07-30 02:19:16 +00:00
|
|
|
|
func.sum(case((aliased_reaction.kind == str(ReactionKind.LIKE.value), 1), else_=0)).label("likes_stat"),
|
2024-08-06 11:34:12 +00:00
|
|
|
|
func.sum(case((aliased_reaction.kind == str(ReactionKind.DISLIKE.value), 1), else_=0)).label(
|
|
|
|
|
"dislikes_stat"
|
|
|
|
|
),
|
2024-07-26 13:56:30 +00:00
|
|
|
|
)
|
2024-07-22 07:42:41 +00:00
|
|
|
|
.select_from(Reaction)
|
|
|
|
|
.join(Author, Reaction.created_by == Author.id)
|
|
|
|
|
.join(Shout, Reaction.shout == Shout.id)
|
|
|
|
|
)
|
|
|
|
|
|
2024-08-07 11:18:05 +00:00
|
|
|
|
# Фильтрация, группировка, сортировка, лимит, офсет
|
2024-07-22 07:42:41 +00:00
|
|
|
|
q = q.filter(and_(Reaction.deleted_at.is_(None), Reaction.shout == shout, Reaction.body.is_not(None)))
|
2024-07-26 13:56:30 +00:00
|
|
|
|
q = q.group_by(Reaction.id, Author.id, Shout.id)
|
2024-07-22 07:42:41 +00:00
|
|
|
|
q = q.order_by(desc(Reaction.created_at))
|
|
|
|
|
q = q.limit(limit).offset(offset)
|
|
|
|
|
|
|
|
|
|
reactions = set()
|
|
|
|
|
with local_session() as session:
|
|
|
|
|
result_rows = session.execute(q)
|
2024-07-26 13:56:30 +00:00
|
|
|
|
for row in result_rows:
|
|
|
|
|
reaction, author, shout, reacted_stat, commented_stat, likes_stat, dislikes_stat = row
|
2024-07-22 07:42:41 +00:00
|
|
|
|
reaction.created_by = author
|
|
|
|
|
reaction.shout = shout
|
|
|
|
|
reaction.stat = {
|
|
|
|
|
"rating": int(likes_stat or 0) - int(dislikes_stat or 0),
|
|
|
|
|
"reacted": reacted_stat,
|
|
|
|
|
"commented": commented_stat,
|
|
|
|
|
}
|
|
|
|
|
reactions.add(reaction)
|
|
|
|
|
|
2024-07-26 13:56:30 +00:00
|
|
|
|
return list(reactions)
|
2024-07-26 16:04:40 +00:00
|
|
|
|
|
2024-08-06 11:34:12 +00:00
|
|
|
|
|
2024-07-26 16:04:40 +00:00
|
|
|
|
@query.field("load_comment_ratings")
|
|
|
|
|
async def load_comment_ratings(_, info, comment: int, limit=50, offset=0):
|
|
|
|
|
"""
|
2024-08-07 11:18:05 +00:00
|
|
|
|
Получает оценки для указанного комментария с пагинацией и статистикой.
|
|
|
|
|
|
|
|
|
|
:param info: Информация о контексте GraphQL.
|
|
|
|
|
:param comment: Идентификатор комментария.
|
|
|
|
|
:param limit: Количество оценок для загрузки.
|
|
|
|
|
:param offset: Смещение для пагинации.
|
|
|
|
|
:return: Список реакций.
|
2024-07-26 16:04:40 +00:00
|
|
|
|
"""
|
|
|
|
|
aliased_reaction = aliased(Reaction)
|
|
|
|
|
q = (
|
|
|
|
|
select(
|
|
|
|
|
Reaction,
|
|
|
|
|
Author,
|
|
|
|
|
Shout,
|
|
|
|
|
func.count(aliased_reaction.id).label("reacted_stat"),
|
|
|
|
|
func.count(aliased_reaction.body).label("commented_stat"),
|
2024-07-30 02:19:16 +00:00
|
|
|
|
func.sum(case((aliased_reaction.kind == str(ReactionKind.LIKE.value), 1), else_=0)).label("likes_stat"),
|
2024-08-06 11:34:12 +00:00
|
|
|
|
func.sum(case((aliased_reaction.kind == str(ReactionKind.DISLIKE.value), 1), else_=0)).label(
|
|
|
|
|
"dislikes_stat"
|
|
|
|
|
),
|
2024-07-26 16:04:40 +00:00
|
|
|
|
)
|
|
|
|
|
.select_from(Reaction)
|
|
|
|
|
.join(Author, Reaction.created_by == Author.id)
|
|
|
|
|
.join(Shout, Reaction.shout == Shout.id)
|
|
|
|
|
)
|
|
|
|
|
|
2024-08-07 11:18:05 +00:00
|
|
|
|
# Фильтрация, группировка, сортировка, лимит, офсет
|
2024-07-26 16:04:40 +00:00
|
|
|
|
q = q.filter(and_(Reaction.deleted_at.is_(None), Reaction.reply_to == comment, Reaction.body.is_not(None)))
|
|
|
|
|
q = q.group_by(Reaction.id, Author.id, Shout.id)
|
|
|
|
|
q = q.order_by(desc(Reaction.created_at))
|
|
|
|
|
q = q.limit(limit).offset(offset)
|
|
|
|
|
|
|
|
|
|
reactions = set()
|
|
|
|
|
with local_session() as session:
|
|
|
|
|
result_rows = session.execute(q)
|
|
|
|
|
for row in result_rows:
|
|
|
|
|
reaction, author, shout, reacted_stat, commented_stat, likes_stat, dislikes_stat = row
|
|
|
|
|
reaction.created_by = author
|
|
|
|
|
reaction.shout = shout
|
|
|
|
|
reaction.stat = {
|
|
|
|
|
"rating": int(likes_stat or 0) - int(dislikes_stat or 0),
|
|
|
|
|
"reacted": reacted_stat,
|
|
|
|
|
"commented": commented_stat,
|
|
|
|
|
}
|
|
|
|
|
reactions.add(reaction)
|
|
|
|
|
|
|
|
|
|
return list(reactions)
|