core/resolvers/community.py

100 lines
3.5 KiB
Python

from auth.orm import Author
from orm.community import Community, CommunityFollower
from services.db import local_session
from services.schema import mutation, query
@query.field("get_communities_all")
async def get_communities_all(_, _info):
return local_session().query(Community).all()
@query.field("get_community")
async def get_community(_, _info, slug: str):
q = local_session().query(Community).where(Community.slug == slug)
return q.first()
@query.field("get_communities_by_author")
async def get_communities_by_author(_, _info, slug="", user="", author_id=0):
with local_session() as session:
q = session.query(Community).join(CommunityFollower)
if slug:
author_id = session.query(Author).where(Author.slug == slug).first().id
q = q.where(CommunityFollower.author == author_id)
if user:
author_id = session.query(Author).where(Author.user == user).first().id
q = q.where(CommunityFollower.author == author_id)
if author_id:
q = q.where(CommunityFollower.author == author_id)
return q.all()
return []
@mutation.field("join_community")
async def join_community(_, info, slug: str):
author_dict = info.context.get("author", {})
author_id = author_dict.get("id")
with local_session() as session:
community = session.query(Community).where(Community.slug == slug).first()
if not community:
return {"ok": False, "error": "Community not found"}
session.add(CommunityFollower(community=community.id, author=author_id))
session.commit()
return {"ok": True}
@mutation.field("leave_community")
async def leave_community(_, info, slug: str):
author_dict = info.context.get("author", {})
author_id = author_dict.get("id")
with local_session() as session:
session.query(CommunityFollower).where(
CommunityFollower.author == author_id, CommunityFollower.community == slug
).delete()
session.commit()
return {"ok": True}
@mutation.field("create_community")
async def create_community(_, info, community_data):
author_dict = info.context.get("author", {})
author_id = author_dict.get("id")
with local_session() as session:
session.add(Community(author=author_id, **community_data))
session.commit()
return {"ok": True}
@mutation.field("update_community")
async def update_community(_, info, community_data):
author_dict = info.context.get("author", {})
author_id = author_dict.get("id")
slug = community_data.get("slug")
if slug:
with local_session() as session:
try:
session.query(Community).where(
Community.created_by == author_id, Community.slug == slug
).update(community_data)
session.commit()
except Exception as e:
return {"ok": False, "error": str(e)}
return {"ok": True}
return {"ok": False, "error": "Please, set community slug in input"}
@mutation.field("delete_community")
async def delete_community(_, info, slug: str):
author_dict = info.context.get("author", {})
author_id = author_dict.get("id")
with local_session() as session:
try:
session.query(Community).where(
Community.slug == slug, Community.created_by == author_id
).delete()
session.commit()
return {"ok": True}
except Exception as e:
return {"ok": False, "error": str(e)}