Add basic 'lane_op' DB schema
just the 'products' table so far
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Lance Edgar
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30
corepos/db/lane_op/__init__.py
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corepos/db/lane_op/__init__.py
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# -*- coding: utf-8; -*-
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################################################################################
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#
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# pyCOREPOS -- Python Interface to CORE POS
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# Copyright © 2018-2021 Lance Edgar
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#
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# This file is part of pyCOREPOS.
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#
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# pyCOREPOS is free software: you can redistribute it and/or modify it under
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# the terms of the GNU General Public License as published by the Free
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# Software Foundation, either version 3 of the License, or (at your option)
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# any later version.
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#
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# pyCOREPOS is distributed in the hope that it will be useful, but WITHOUT ANY
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# WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS
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# FOR A PARTICULAR PURPOSE. See the GNU General Public License for more
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# details.
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#
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# You should have received a copy of the GNU General Public License along with
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# pyCOREPOS. If not, see <http://www.gnu.org/licenses/>.
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#
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################################################################################
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"""
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"Lane Operational" Database Interface
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"""
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from sqlalchemy import orm
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Session = orm.sessionmaker()
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169
corepos/db/lane_op/model.py
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corepos/db/lane_op/model.py
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# -*- coding: utf-8; -*-
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################################################################################
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#
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# pyCOREPOS -- Python Interface to CORE POS
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# Copyright © 2018-2021 Lance Edgar
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#
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# This file is part of pyCOREPOS.
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#
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# pyCOREPOS is free software: you can redistribute it and/or modify it under
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# the terms of the GNU General Public License as published by the Free
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# Software Foundation, either version 3 of the License, or (at your option)
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# any later version.
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#
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# pyCOREPOS is distributed in the hope that it will be useful, but WITHOUT ANY
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# WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS
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# FOR A PARTICULAR PURPOSE. See the GNU General Public License for more
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# details.
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#
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# You should have received a copy of the GNU General Public License along with
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# pyCOREPOS. If not, see <http://www.gnu.org/licenses/>.
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#
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################################################################################
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"""
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Data model for CORE POS "lane_op" DB
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"""
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import sqlalchemy as sa
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# from sqlalchemy import orm
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from sqlalchemy.ext.declarative import declarative_base
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Base = declarative_base()
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class Product(Base):
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"""
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Represents a product, purchased and/or sold by the organization.
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"""
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__tablename__ = 'products'
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# __table_args__ = (
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# sa.ForeignKeyConstraint(['department'], ['departments.dept_no']),
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# sa.ForeignKeyConstraint(['subdept'], ['subdepts.subdept_no']),
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# sa.ForeignKeyConstraint(['tax'], ['taxrates.id']),
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# )
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id = sa.Column(sa.Integer(), nullable=False,
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primary_key=True, autoincrement=True)
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upc = sa.Column(sa.String(length=13), nullable=True)
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description = sa.Column(sa.String(length=30), nullable=True)
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brand = sa.Column(sa.String(length=30), nullable=True)
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formatted_name = sa.Column(sa.String(length=30), nullable=True)
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normal_price = sa.Column(sa.Float(), nullable=True)
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price_method = sa.Column('pricemethod', sa.SmallInteger(), nullable=True)
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group_price = sa.Column('groupprice', sa.Float(), nullable=True)
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quantity = sa.Column(sa.SmallInteger(), nullable=True)
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special_price = sa.Column(sa.Float(), nullable=True)
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special_price_method = sa.Column('specialpricemethod', sa.SmallInteger(), nullable=True)
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special_group_price = sa.Column('specialgroupprice', sa.Float(), nullable=True)
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special_quantity = sa.Column('specialquantity', sa.SmallInteger(), nullable=True)
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special_limit = sa.Column(sa.SmallInteger(), nullable=True)
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start_date = sa.Column(sa.DateTime(), nullable=True)
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end_date = sa.Column(sa.DateTime(), nullable=True)
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department_number = sa.Column('department', sa.SmallInteger(), nullable=True)
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# department = orm.relationship(
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# Department,
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# primaryjoin=Department.number == department_number,
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# foreign_keys=[department_number],
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# doc="""
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# Reference to the :class:`Department` to which the product belongs.
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# """)
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size = sa.Column(sa.String(length=9), nullable=True)
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tax_rate_id = sa.Column('tax', sa.SmallInteger(), nullable=True)
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# tax_rate = orm.relationship(TaxRate)
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foodstamp = sa.Column(sa.Boolean(), nullable=True)
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scale = sa.Column(sa.Boolean(), nullable=True)
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scale_price = sa.Column('scaleprice', sa.Float(), nullable=True)
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mix_match_code = sa.Column('mixmatchcode', sa.String(length=13), nullable=True)
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created = sa.Column(sa.DateTime(), nullable=True)
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modified = sa.Column(sa.DateTime(), nullable=True)
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# TODO: what to do about this 'replaces' thing?
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# 'batchID'=>array('type'=>'TINYINT', 'replaces'=>'advertised'),
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# batch_id = sa.Column('batchID', sa.SmallInteger(), nullable=True)
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# advertised = sa.Column(sa.Boolean(), nullable=True)
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tare_weight = sa.Column('tareweight', sa.Float(), nullable=True)
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discount = sa.Column(sa.SmallInteger(), nullable=True)
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discount_type = sa.Column('discounttype', sa.SmallInteger(), nullable=True)
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line_item_discountable = sa.Column(sa.Boolean(), nullable=True)
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unit_of_measure = sa.Column('unitofmeasure', sa.String(length=15), nullable=True)
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wicable = sa.Column(sa.SmallInteger(), nullable=True)
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quantity_enforced = sa.Column('qttyEnforced', sa.Boolean(), nullable=True)
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id_enforced = sa.Column('idEnforced', sa.SmallInteger(), nullable=True)
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cost = sa.Column(sa.Float(), nullable=True)
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special_cost = sa.Column(sa.Float(), nullable=True)
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received_cost = sa.Column(sa.Float(), nullable=True)
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in_use = sa.Column('inUse', sa.Boolean(), nullable=True)
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flags = sa.Column('numflag', sa.Integer(), nullable=True)
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subdepartment_number = sa.Column('subdept', sa.SmallInteger(), nullable=True)
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# subdepartment = orm.relationship(
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# Subdepartment,
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# primaryjoin=Subdepartment.number == subdepartment_number,
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# foreign_keys=[subdepartment_number],
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# doc="""
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# Reference to the :class:`Subdepartment` to which the product belongs.
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# """)
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deposit = sa.Column(sa.Float(), nullable=True)
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local = sa.Column(sa.Integer(), nullable=True,
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default=0) # TODO: do we want a default here?
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store_id = sa.Column(sa.SmallInteger(), nullable=True)
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default_vendor_id = sa.Column(sa.Integer(), nullable=True)
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# default_vendor = orm.relationship(
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# Vendor,
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# primaryjoin=Vendor.id == default_vendor_id,
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# foreign_keys=[default_vendor_id],
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# doc="""
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# Reference to the default :class:`Vendor` from which the product is obtained.
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# """)
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current_origin_id = sa.Column(sa.Integer(), nullable=True)
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auto_par = sa.Column(sa.Float(), nullable=True,
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default=0) # TODO: do we want a default here?
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price_rule_id = sa.Column(sa.Integer(), nullable=True)
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# TODO: some older DB's might not have this? guess we'll see
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last_sold = sa.Column(sa.DateTime(), nullable=True)
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