141 lines
6.4 KiB
Python
141 lines
6.4 KiB
Python
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import uuid
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from datetime import datetime
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from typing import Union
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from boltons import urlutils
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from citext import CIText
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from flask import g
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from sqlalchemy import TEXT, Enum as DBEnum
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from sqlalchemy.dialects.postgresql import UUID
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from sqlalchemy_utils import LtreeType
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from sqlalchemy_utils.types.ltree import LQUERY
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from teal.db import CASCADE_OWN, UUIDLtree, check_range, IntEnum
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from teal.resource import url_for_resource
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from ereuse_devicehub.db import create_view, db, exp, f
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from ereuse_devicehub.resources.models import Thing
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from ereuse_devicehub.resources.user.models import User
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from ereuse_devicehub.resources.enums import TransferState
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class DeliveryNote(Thing):
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id = db.Column(UUID(as_uuid=True), primary_key=True) # uuid is generated on init by default
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# creator = db.relationship(User, primaryjoin=owner_address == User.ethereum_address)
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documentID = db.Column(CIText(), nullable=False)
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# supplier = db.relationship(User, primaryjoin=owner_address == User.ethereum_address)
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# deposit = db.Column(db.Integer, check_range('deposit', min=0, max=100), default=0)
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# owner_address = db.Column(CIText(),
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# db.ForeignKey(User.ethereum_address),
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# nullable=False,
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# default=lambda: g.user.ethereum_address)
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# transfer_state = db.Column(IntEnum(TransferState), default=TransferState.Initial, nullable=False)
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# transfer_state.comment = TransferState.__doc__
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# lots = db.relationship(Lot,
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# backref=db.backref('deliverynotes', lazy=True, collection_class=set),
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# secondary=lambda: LotDevice.__table__,
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# lazy=True,
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# collection_class=set)
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"""The **children** devices that the lot has.
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# Note that the lot can have more devices, if they are inside
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# descendant lots.
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# """
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# parents = db.relationship(lambda: Lot,
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# viewonly=True,
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# lazy=True,
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# collection_class=set,
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# secondary=lambda: LotParent.__table__,
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# primaryjoin=lambda: Lot.id == LotParent.child_id,
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# secondaryjoin=lambda: LotParent.parent_id == Lot.id,
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# cascade='refresh-expire', # propagate changes outside ORM
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# backref=db.backref('children',
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# viewonly=True,
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# lazy=True,
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# cascade='refresh-expire',
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# collection_class=set)
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# )
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# """The parent lots."""
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# all_devices = db.relationship(Device,
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# viewonly=True,
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# lazy=True,
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# collection_class=set,
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# secondary=lambda: LotDeviceDescendants.__table__,
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# primaryjoin=lambda: Lot.id == LotDeviceDescendants.ancestor_lot_id,
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# secondaryjoin=lambda: LotDeviceDescendants.device_id == Device.id)
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# """All devices, including components, inside this lot and its
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# descendants.
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# """
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# deposit = db.Column(db.Integer, check_range('deposit', min=0, max=100), default=0)
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# owner_address = db.Column(CIText(),
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# db.ForeignKey(User.ethereum_address),
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# nullable=False,
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# default=lambda: g.user.ethereum_address)
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# owner = db.relationship(User, primaryjoin=owner_address == User.ethereum_address)
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# transfer_state = db.Column(IntEnum(TransferState), default=TransferState.Initial, nullable=False)
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# transfer_state.comment = TransferState.__doc__
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# receiver_address = db.Column(CIText(),
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# db.ForeignKey(User.ethereum_address),
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# nullable=True)
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# receiver = db.relationship(User, primaryjoin=receiver_address == User.ethereum_address)
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# deliverynote_address = db.Column(CIText(), nullable=True)
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def __init__(self) -> None:
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"""Initializes a delivery note
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"""
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super().__init__(id=uuid.uuid4())
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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 url(self) -> urlutils.URL:
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"""The URL where to GET this action."""
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return urlutils.URL(url_for_resource(DeliveryNote, item_id=self.id))
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# def delete(self):
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# """Deletes the lot.
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# This method removes the children lots and children
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# devices orphan from this lot and then marks this lot
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# for deletion.
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# """
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# self.remove_children(*self.children)
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# db.session.delete(self)
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# def _refresh_models_with_relationships_to_lots(self):
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# session = db.Session.object_session(self)
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# for model in session:
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# if isinstance(model, (Device, Lot, Path)):
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# session.expire(model)
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# def __contains__(self, child: Union['Lot', Device]):
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# if isinstance(child, Lot):
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# return Path.has_lot(self.id, child.id)
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# elif isinstance(child, Device):
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# device = db.session.query(LotDeviceDescendants) \
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# .filter(LotDeviceDescendants.device_id == child.id) \
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# .filter(LotDeviceDescendants.ancestor_lot_id == self.id) \
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# .one_or_none()
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# return device
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# else:
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# raise TypeError('Lot only contains devices and lots, not {}'.format(child.__class__))
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def __repr__(self) -> str:
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# return '<Lot {0.name} devices={0.devices!r}>'.format(self)
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return '<DeliveryNote {0.documentID}>'.format(self)
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# class LotDevice(db.Model):
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# device_id = db.Column(db.BigInteger, db.ForeignKey(Device.id), primary_key=True)
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# lot_id = db.Column(UUID(as_uuid=True), db.ForeignKey(Lot.id), primary_key=True)
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# created = db.Column(db.DateTime, nullable=False, default=datetime.utcnow)
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# author_id = db.Column(UUID(as_uuid=True),
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# db.ForeignKey(User.id),
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# nullable=False,
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# default=lambda: g.user.id)
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# author = db.relationship(User, primaryjoin=author_id == User.id)
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# author_id.comment = """The user that put the device in the lot."""
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