243 lines
8.0 KiB
Python
243 lines
8.0 KiB
Python
import time
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from sqlalchemy import desc, select, text
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from orm.author import Author
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from orm.shout import ShoutAuthor, ShoutTopic
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from orm.topic import Topic
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from resolvers.stat import get_with_stat
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from services.auth import login_required
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from services.cache import (
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cache_author,
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get_cached_author,
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get_cached_author_by_user_id,
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get_cached_author_followers,
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get_cached_follower_authors,
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get_cached_follower_topics,
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)
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from services.db import local_session
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from services.logger import root_logger as logger
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from services.schema import mutation, query
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@mutation.field("update_author")
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@login_required
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async def update_author(_, info, profile):
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user_id = info.context.get("user_id")
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if not user_id:
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return {"error": "unauthorized", "author": None}
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try:
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with local_session() as session:
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author = session.query(Author).where(Author.user == user_id).first()
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if author:
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Author.update(author, profile)
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session.add(author)
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session.commit()
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author_query = select(Author).where(Author.user == user_id)
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[author] = get_with_stat(author_query)
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if author:
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await cache_author(author.dict())
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return {"error": None, "author": author}
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except Exception as exc:
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import traceback
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logger.error(traceback.format_exc())
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return {"error": exc, "author": None}
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@query.field("get_authors_all")
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def get_authors_all(_, _info):
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with local_session() as session:
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authors = session.query(Author).all()
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return authors
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@query.field("get_author")
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async def get_author(_, _info, slug="", author_id=0):
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author = None
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author_dict = None
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try:
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author_id = get_author_id_from(slug=slug, user="", author_id=author_id)
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if not author_id:
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raise ValueError("cant find")
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author_dict = await get_cached_author(int(author_id), get_with_stat)
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if not author_dict or not author_dict.get("stat"):
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# update stat from db
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author_query = select(Author).filter(Author.id == author_id)
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[author] = get_with_stat(author_query)
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if isinstance(author, Author):
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logger.debug(f"update @{author.slug} with id {author.id}")
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author_dict = author.dict()
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await cache_author(author_dict)
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except ValueError:
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pass
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except Exception as exc:
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import traceback
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logger.error(f"{exc}:\n{traceback.format_exc()}")
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return author_dict
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@query.field("get_author_id")
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async def get_author_id(_, _info, user: str):
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user_id = user.strip()
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logger.info(f"getting author id for {user_id}")
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author = None
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try:
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author = await get_cached_author_by_user_id(user_id, get_with_stat)
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if author:
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return author
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author_query = select(Author).filter(Author.user == user_id)
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result = get_with_stat(author_query)
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if result:
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[author] = result
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if author:
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await cache_author(author.dict())
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return author
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except Exception as exc:
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import traceback
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traceback.print_exc()
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logger.error(exc)
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@query.field("load_authors_by")
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async def load_authors_by(_, _info, by, limit, offset):
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logger.debug(f"loading authors by {by}")
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authors_query = select(Author)
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if by.get("slug"):
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authors_query = authors_query.filter(Author.slug.ilike(f"%{by['slug']}%"))
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elif by.get("name"):
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authors_query = authors_query.filter(Author.name.ilike(f"%{by['name']}%"))
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elif by.get("topic"):
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authors_query = (
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authors_query
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.join(ShoutAuthor)
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.join(ShoutTopic, ShoutAuthor.topic == ShoutTopic.id)
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.join(Topic, ShoutTopic.topic == Topic.id)
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.filter(Topic.slug == str(by["topic"]))
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)
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if by.get("last_seen"): # in unix time
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before = int(time.time()) - by["last_seen"]
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authors_query = authors_query.filter(Author.last_seen > before)
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elif by.get("created_at"): # in unix time
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before = int(time.time()) - by["created_at"]
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authors_query = authors_query.filter(Author.created_at > before)
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authors = []
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authors_query = authors_query.limit(limit).offset(offset)
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with local_session() as session:
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authors_nostat = session.execute(authors_query)
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if authors_nostat:
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for [a] in authors_nostat:
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author_dict = None
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if isinstance(a, Author):
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author_dict = await get_cached_author(a.id, get_with_stat)
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if not author_dict or not isinstance(author_dict.get("shouts"), int):
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break
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# order
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order = by.get("order")
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if order in ["shouts", "followers"]:
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authors_query = authors_query.order_by(desc(text(f"{order}_stat")))
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# group by
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authors = get_with_stat(authors_query)
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return authors or []
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def get_author_id_from(slug="", user=None, author_id=None):
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if not slug and not user and not author_id:
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raise ValueError("One of slug, user, or author_id must be provided")
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author_query = select(Author.id)
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if user:
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author_query = author_query.filter(Author.user == user)
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elif slug:
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author_query = author_query.filter(Author.slug == slug)
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elif author_id:
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author_query = author_query.filter(Author.id == author_id)
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with local_session() as session:
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author_id_result = session.execute(author_query).first()
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author_id = author_id_result[0] if author_id_result else None
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if not author_id:
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raise ValueError("Author not found")
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return author_id
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@query.field("get_author_follows")
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async def get_author_follows(_, _info, slug="", user=None, author_id=0):
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try:
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author_id = get_author_id_from(slug, user, author_id)
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if bool(author_id):
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logger.debug(f"getting {author_id} follows authors")
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authors = await get_cached_follower_authors(author_id)
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topics = await get_cached_follower_topics(author_id)
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return {
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"topics": topics,
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"authors": authors,
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"communities": [{"id": 1, "name": "Дискурс", "slug": "discours", "pic": ""}],
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}
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except Exception:
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import traceback
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traceback.print_exc()
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return {"error": "Author not found"}
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@query.field("get_author_follows_topics")
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async def get_author_follows_topics(_, _info, slug="", user=None, author_id=None):
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try:
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follower_id = get_author_id_from(slug, user, author_id)
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topics = await get_cached_follower_topics(follower_id)
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return topics
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except Exception:
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import traceback
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traceback.print_exc()
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@query.field("get_author_follows_authors")
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async def get_author_follows_authors(_, _info, slug="", user=None, author_id=None):
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try:
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follower_id = get_author_id_from(slug, user, author_id)
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return await get_cached_follower_authors(follower_id)
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except Exception:
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import traceback
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traceback.print_exc()
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def create_author(user_id: str, slug: str, name: str = ""):
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with local_session() as session:
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try:
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author = None
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if user_id:
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author = session.query(Author).filter(Author.user == user_id).first()
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elif slug:
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author = session.query(Author).filter(Author.slug == slug).first()
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if not author:
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new_author = Author(user=user_id, slug=slug, name=name)
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session.add(new_author)
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session.commit()
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logger.info(f"author created by webhook {new_author.dict()}")
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except Exception as exc:
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logger.debug(exc)
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@query.field("get_author_followers")
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async def get_author_followers(_, _info, slug: str):
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logger.debug(f"getting followers for @{slug}")
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author_id = get_author_id_from(slug=slug, user="", author_id=0)
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followers = []
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if author_id:
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followers = await get_cached_author_followers(author_id)
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return followers
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