98 lines
2.8 KiB
Python
98 lines
2.8 KiB
Python
from orm import Community, CommunitySubscription
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from orm.base import local_session
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from resolvers.base import mutation, query
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from auth.authenticate import login_required
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from datetime import datetime
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from sqlalchemy import and_
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@mutation.field("createCommunity")
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@login_required
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async def create_community(_, info, input):
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auth = info.context["request"].auth
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user_id = auth.user_id
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community = Community.create(
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slug = input.get('slug', ''),
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title = input.get('title', ''),
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desc = input.get('desc', ''),
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pic = input.get('pic', '')
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)
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return {"community": community}
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@mutation.field("updateCommunity")
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@login_required
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async def update_community(_, info, input):
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auth = info.context["request"].auth
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user_id = auth.user_id
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with local_session() as session:
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community = session.query(Community).filter(Community.slug == input.get('slug', '')).first()
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if not community:
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return {"error": "invalid community id"}
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if community.createdBy != user_id:
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return {"error": "access denied"}
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community.title = input.get('title', '')
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community.desc = input.get('desc', '')
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community.pic = input.get('pic', '')
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community.updatedAt = datetime.now()
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session.commit()
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@mutation.field("deleteCommunity")
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@login_required
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async def delete_community(_, info, slug):
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auth = info.context["request"].auth
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user_id = auth.user_id
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with local_session() as session:
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community = session.query(Community).filter(Community.slug == slug).first()
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if not community:
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return {"error": "invalid community slug"}
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if community.owner != user_id:
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return {"error": "access denied"}
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community.deletedAt = datetime.now()
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session.commit()
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return {}
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@query.field("getCommunity")
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async def get_community(_, info, slug):
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with local_session() as session:
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community = session.query(Community).filter(Community.slug == slug).first()
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if not community:
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return {"error": "invalid community id"}
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return community
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@query.field("getCommunities")
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async def get_communities(_, info):
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with local_session() as session:
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communities = session.query(Community)
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return communities
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def community_subscribe(user, slug):
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CommunitySubscription.create(
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subscriber = user.slug,
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community = slug
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)
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def community_unsubscribe(user, slug):
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with local_session() as session:
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sub = session.query(CommunitySubscription).\
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filter(and_(CommunitySubscription.subscriber == user.slug, CommunitySubscription.community == slug)).\
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first()
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if not sub:
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raise Exception("subscription not exist")
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session.delete(sub)
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session.commit()
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def get_subscribed_communities(user_slug):
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with local_session() as session:
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rows = session.query(Community.slug).\
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join(CommunitySubscription).\
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where(CommunitySubscription.subscriber == user_slug).\
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all()
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slugs = [row.slug for row in rows]
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return slugs
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