from orm import User, UserRole, Role, UserRating
from orm.base import local_session
from resolvers.base import mutation, query, subscription
from auth.authenticate import login_required

from sqlalchemy import func
from sqlalchemy.orm import selectinload
import asyncio

@query.field("getUserBySlug") # get a public profile
async def get_user_by_slug(_, info, slug):
	with local_session() as session:
		row = session.query(User, func.sum(UserRating.value).label("rating")).\
			where(User.slug == slug).\
			join(UserRating, UserRating.user_id == User.id).\
			group_by(User.id).\
			first()
	user = row.User
	user["rating"] = row.rating
	return { "user": user } # TODO: remove some fields for public

@query.field("getCurrentUser")
@login_required
async def get_current_user(_, info):
	user = info.context["request"].user
	return { "user": user }

@query.field("authorsBySlugs")
@login_required
async def authors_by_slugs(_, info, slugs):
	user = info.context["request"].user
	with local_session() as session:
		users = session.query(User).where(User.slug in slugs)
	return { "authors": users }

@query.field("getUserRoles")
async def get_user_roles(_, info, slug):

	with local_session() as session:
		user = session.query(User).where(User.slug == slug).first()

		roles = session.query(Role).\
			options(selectinload(Role.permissions)).\
			join(UserRole).\
			where(UserRole.user_id == user.id).all()

	return roles

@mutation.field("updateProfile")
@login_required
async def update_profile(_, info, profile):
	auth = info.context["request"].auth
	user_id = auth.user_id

	with local_session() as session:
		user = session.query(User).filter(User.id == user_id).first()
		user.update(profile)
		session.commit()

	return {}