66 lines
2.6 KiB
Python
66 lines
2.6 KiB
Python
from uuid import uuid4
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from flask import current_app as app
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from sqlalchemy import Column
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from sqlalchemy.dialects.postgresql import UUID
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from sqlalchemy_utils import EmailType, PasswordType
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from citext import CIText
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from ereuse_devicehub.db import db
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from ereuse_devicehub.resources.inventory.model import Inventory
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from ereuse_devicehub.resources.models import STR_SIZE, Thing
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class User(Thing):
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__table_args__ = {'schema': 'common'}
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id = Column(UUID(as_uuid=True), default=uuid4, primary_key=True)
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email = Column(EmailType, nullable=False, unique=True)
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password = Column(PasswordType(max_length=STR_SIZE,
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onload=lambda **kwargs: dict(
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schemes=app.config['PASSWORD_SCHEMES'],
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**kwargs
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)))
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token = Column(UUID(as_uuid=True), default=uuid4, unique=True, nullable=False)
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inventories = db.relationship(Inventory,
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backref=db.backref('users', lazy=True, collection_class=set),
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secondary=lambda: UserInventory.__table__,
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collection_class=set)
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ethereum_address = Column(CIText(), unique=True, default=None)
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# todo set restriction that user has, at least, one active db
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def __init__(self, email, password=None, ethereum_address=None, inventories=None) -> None:
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"""Creates an user.
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:param email:
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:param password:
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:param inventories: A set of Inventory where the user has
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access to. If none, the user is granted access to the current
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inventory.
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"""
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inventories = inventories or {Inventory.current}
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super().__init__(email=email, password=password, ethereum_address=ethereum_address, inventories=inventories)
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def __repr__(self) -> str:
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return '<User {0.email}>'.format(self)
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@property
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def type(self) -> str:
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return self.__class__.__name__
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@property
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def individual(self):
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"""The individual associated for this database, or None."""
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return next(iter(self.individuals), None)
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@property
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def get_ethereum_address(self):
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"""The ethereum address in Blockchain, or None."""
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return next(iter(self.ethereum_address), None)
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class UserInventory(db.Model):
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"""Relationship between users and their inventories."""
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__table_args__ = {'schema': 'common'}
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user_id = db.Column(db.UUID(as_uuid=True), db.ForeignKey(User.id), primary_key=True)
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inventory_id = db.Column(db.Unicode(), db.ForeignKey(Inventory.id), primary_key=True)
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