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from .model import * |
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3
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from sqlalchemy_utils import ArrowType |
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5
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class Ephemeron(Base): |
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__tablename__ = 'ephemera' |
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id = Column(Integer, primary_key=True, nullable=False) |
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timestamp = Column(ArrowType, nullable=False, default=datetime.datetime.utcnow) |
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name = Column(String(255), nullable=False, unique=True) |
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value = Column(Text, nullable=False) |
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def __init__(self, name, value): |
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self.name = name |
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self.value = value |
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@classmethod |
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def from_id(cls, id): |
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return DBSession.query(cls).filter(cls.id == id).one() |
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@classmethod |
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def all(cls): |
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return DBSession.query(cls)\ |
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.filter(cls.deleted==False)\ |
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.order_by(cls.name).all() |
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@classmethod |
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def from_name(cls, name): |
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return DBSession.query(cls).filter(cls.name == name).one_or_none() |
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@classmethod |
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def add_list(cls, name, new_item): |
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out = '' |
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initial = DBSession.query(cls).filter(cls.name == name).one_or_none() |
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if initial: |
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initial.value = '{},{}'.format(initial.value, new_item) |
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out = initial.value |
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else: |
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toadd = Ephemeron(name, new_item) |
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DBSession.add(toadd) |
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out = new_item |
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DBSession.flush() |
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return out |
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@classmethod |
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def add_decimal(cls, name, new_decimal): |
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total_stored = Decimal(0) |
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existing = Ephemeron.from_name(name) |
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if existing: |
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total_stored = Decimal(existing.value) |
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total_stored += new_decimal |
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existing.value = '{}'.format(total_stored) |
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else: |
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total_stored = new_decimal |
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new_temp_deposit = Ephemeron(name, '{}'.format(new_decimal)) |
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DBSession.add(new_temp_deposit) |
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DBSession.flush() |
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return total_stored |
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um-cseg /
chez-betty
