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
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,
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)
})
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']