core/resolvers/notifications.py
2023-10-11 12:00:36 +03:00

85 lines
2.3 KiB
Python

from sqlalchemy import select, desc, and_, update
from auth.credentials import AuthCredentials
from services.schema import query, mutation
from auth.authenticate import login_required
from services.db import local_session
from orm import Notification
@query.field("loadNotifications")
@login_required
async def load_notifications(_, info, params=None):
if params is None:
params = {}
auth: AuthCredentials = info.context["request"].auth
user_id = auth.user_id
limit = params.get('limit', 50)
offset = params.get('offset', 0)
q = select(Notification).where(
Notification.user == user_id
).order_by(desc(Notification.createdAt)).limit(limit).offset(offset)
with local_session() as session:
total_count = session.query(Notification).where(
Notification.user == user_id
).count()
total_unread_count = session.query(Notification).where(
and_(
Notification.user == user_id,
Notification.seen is False
)
).count()
notifications = session.execute(q).fetchall()
return {
"notifications": notifications,
"totalCount": total_count,
"totalUnreadCount": total_unread_count
}
@mutation.field("markNotificationAsRead")
@login_required
async def mark_notification_as_read(_, info, notification_id: int):
auth: AuthCredentials = info.context["request"].auth
user_id = auth.user_id
with local_session() as session:
notification = session.query(Notification).where(
and_(Notification.id == notification_id, Notification.user == user_id)
).one()
notification.seen = True
session.commit()
return {}
@mutation.field("markAllNotificationsAsRead")
@login_required
async def mark_all_notifications_as_read(_, info):
auth: AuthCredentials = info.context["request"].auth
user_id = auth.user_id
statement = update(Notification).where(
and_(
Notification.user == user_id,
Notification.seen == False
)
).values(seen=True)
with local_session() as session:
try:
session.execute(statement)
session.commit()
except Exception as e:
session.rollback()
print(f"[mark_all_notifications_as_read] error: {str(e)}")
return {}