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"""User-specific code and data structures."""
from uuid import UUID
from typing import NamedTuple
from pymonad.maybe import Just, Maybe, Nothing
from gn3.auth import db
class User(NamedTuple):
"""Class representing a user."""
user_id: UUID
email: str
name: str
def get_user_id(self):
"""Return the user's UUID. Mostly for use with Authlib."""
return self.user_id
def user_by_email(conn: db.DbConnection, email: str) -> Maybe:
with db.cursor(conn) as cursor:
cursor.execute("SELECT * FROM users WHERE email=?", (email,))
row = cursor.fetchone()
if row:
return Just(User(UUID(row["user_id"]), row["email"], row["name"]))
return Nothing
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