from auth.password import Password
from exceptions import InvalidPassword, ObjectNotExist
from orm import User as OrmUser
from orm.base import global_session
from auth.validations import User

from sqlalchemy import or_


class Identity:
	@staticmethod
	def identity(user_id: int, password: str) -> User:
		user = global_session.query(OrmUser).filter_by(id=user_id).first()
		if not user:
			raise ObjectNotExist("User does not exist")
		user = User(**user.dict())
		if user.password is None:
			raise InvalidPassword("Wrong user password")
		if not Password.verify(password, user.password):
			raise InvalidPassword("Wrong user password")
		return user
	
	@staticmethod
	def identity_oauth(input) -> User:
		user = global_session.query(OrmUser).filter(
			or_(OrmUser.oauth_id == input["oauth_id"], OrmUser.email == input["email"])
			).first()
		if not user:
			user = OrmUser.create(**input)
		if not user.oauth_id:
			user.oauth_id = input["oauth_id"]
			global_session.commit()

		user = User(**user.dict())
		return user