import sqlalchemy as sa
from sqlalchemy import orm
-from user import *
-from expenditure import *
-from split import *
-from subitem import *
-from transfer import *
+from bluechips.model.user import User
+from bluechips.model.expenditure import Expenditure
+from bluechips.model.split import Split
+from bluechips.model.subitem import Subitem
+from bluechips.model.transfer import Transfer
+from bluechips.model.tag import Tag
from bluechips.model import meta
from bluechips.model import types
def init_model(engine):
"""Call me before using any of the tables or classes in the model"""
- sm = orm.sessionmaker(autoflush=True, transactional=True, bind=engine)
+ sm = orm.sessionmaker(autoflush=True, bind=engine)
meta.engine = engine
meta.Session = orm.scoped_session(sm)
sa.Column('id', sa.types.Integer, primary_key=True),
sa.Column('username', sa.types.Unicode(32), nullable=False),
sa.Column('name', sa.types.Unicode(64)),
- sa.Column('resident', sa.types.Boolean, default=True)
+ sa.Column('resident', sa.types.Boolean, default=True),
+ sa.Column('email', sa.types.Unicode(64)),
+ sa.Column('password', sa.types.Unicode(64)),
)
expenditures = sa.Table('expenditures', meta.metadata,
sa.ForeignKey('expenditures.id'), nullable=False),
sa.Column('user_id', sa.types.Integer,
sa.ForeignKey('users.id'), nullable=False),
+ sa.Column('share_text', sa.Text, nullable=False),
sa.Column('share', types.DBCurrency, nullable=False)
)
+tags = sa.Table('tags', meta.metadata,
+ sa.Column('id', sa.types.Integer, primary_key=True),
+ sa.Column('name', sa.Text))
+
+tag_to_expense_map = sa.Table('tag_to_expense_map', meta.metadata,
+ sa.Column('tag_id', sa.types.Integer,
+ sa.ForeignKey('tags.id'),
+ primary_key=True),
+ sa.Column('expenditure_id', sa.types.Integer,
+ sa.ForeignKey('expenditures.id'),
+ primary_key=True))
+
subitems = sa.Table('subitems', meta.metadata,
sa.Column('id', sa.types.Integer, primary_key=True),
sa.Column('expenditure_id', sa.types.Integer,
orm.mapper(User, users,
properties={
'expenditures': orm.relation(Expenditure,
- backref='spender',
- lazy=False)
+ backref='spender')
})
-orm.mapper(Expenditure, expenditures, order_by=expenditures.c.date.desc(),
+orm.mapper(Expenditure, expenditures,
+ order_by=[expenditures.c.date.desc(), expenditures.c.entered_time.desc()],
properties={
'splits': orm.relation(Split, backref='expenditure',
cascade='all, delete'),
+ '_tags': orm.relation(Tag, secondary=tag_to_expense_map,
+ collection_class=set, cascade='all, delete'),
'subitems': orm.relation(Subitem, backref='expenditure',
cascade='all, delete')
})
'user': orm.relation(User)
})
+orm.mapper(Tag, tags, properties={
+ 'expenditures': orm.relation(Expenditure, secondary=tag_to_expense_map)})
+
orm.mapper(Subitem, subitems, properties={
'user': orm.relation(User)
})
-orm.mapper(Transfer, transfers, order_by=transfers.c.date.desc(),
+orm.mapper(Transfer, transfers,
+ order_by=[transfers.c.date.desc(), transfers.c.entered_time.desc()],
properties={
'debtor': orm.relation(User,
primaryjoin=(transfers.c.debtor_id==\
- users.c.id),
- lazy=False),
+ users.c.id)),
'creditor': orm.relation(User,
primaryjoin=(transfers.c.creditor_id==\
- users.c.id),
- lazy=False)
+ users.c.id))
})
-__all__ = ['users', 'expenditures', 'splits', 'subitems', 'transfers',
- 'User', 'Expenditure', 'Split', 'Subitem', 'Transfer',
+__all__ = ['users', 'expenditures', 'splits', 'tags', 'subitems', 'transfers',
+ 'User', 'Expenditure', 'Split', 'Tag', 'Subitem', 'Transfer',
'meta']