Initial commit

basic import from Wave API to cache tables for Customers, Invoices

rattail_wave/db/model/customers.py

@@ -0,0 +1,66 @@
+# -*- coding: utf-8; -*-
+################################################################################
+#
+#  Rattail -- Retail Software Framework
+#  Copyright © 2010-2022 Lance Edgar
+#
+#  This file is part of Rattail.
+#
+#  Rattail is free software: you can redistribute it and/or modify it under the
+#  terms of the GNU General Public License as published by the Free Software
+#  Foundation, either version 3 of the License, or (at your option) any later
+#  version.
+#
+#  Rattail is distributed in the hope that it will be useful, but WITHOUT ANY
+#  WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS
+#  FOR A PARTICULAR PURPOSE.  See the GNU General Public License for more
+#  details.
+#
+#  You should have received a copy of the GNU General Public License along with
+#  Rattail.  If not, see <http://www.gnu.org/licenses/>.
+#
+################################################################################
+"""
+Wave integration data models
+"""
+
+import sqlalchemy as sa
+from sqlalchemy import orm
+
+from rattail.db import model
+
+
+class WaveCustomer(model.Base):
+    """
+    Wave-specific extension to Customer model
+    """
+    __tablename__ = 'wave_customer'
+    __table_args__ = (
+        sa.ForeignKeyConstraint(['uuid'], ['customer.uuid'],
+                                name='wave_customer_fk_customer'),
+    )
+    __versioned__ = {}
+
+    uuid = model.uuid_column(default=None)
+    customer = orm.relationship(
+        model.Customer,
+        doc="""
+        Reference to the actual customer record, which this one extends.
+        """,
+        backref=orm.backref(
+            '_wave',
+            uselist=False,
+            cascade='all, delete-orphan',
+            doc="""
+            Reference to the Wave extension record for this customer.
+            """))
+
+    wave_id = sa.Column(sa.String(length=100), nullable=False, doc="""
+    ``id`` value for the customer, within Wave.
+    """)
+
+    def __str__(self):
+        return str(self.customer)
+
+
+WaveCustomer.make_proxy(model.Customer, '_wave', 'wave_id')