Add initial Shopfoo pattern feature

data models, import/export, web views etc.

rattail_demo/db/model/__init__.py

@@ -0,0 +1,13 @@
+# -*- coding: utf-8; -*-
+"""
+Rattail Demo data model
+"""
+
+# bring in all the normal stuff from Rattail
+from rattail.db.model import *
+
+# also bring in CORE integration models
+from rattail_corepos.db.model import *
+
+# now bring in Demo-specific models
+from .shopfoo import ShopfooProduct, ShopfooProductExport

rattail_demo/db/model/shopfoo.py

@@ -0,0 +1,37 @@
+# -*- coding: utf-8; -*-
+"""
+Database schema extensions for Shopfoo integration
+"""
+
+import sqlalchemy as sa
+
+from rattail.db import model
+from rattail.db.model.shopfoo import ShopfooProductBase, ShopfooProductExportBase
+
+
+class ShopfooProduct(ShopfooProductBase, model.Base):
+    """
+    Shopfoo-specific product cache table.  Each record in this table *should*
+    match exactly, what is in the actual "Shopfoo" system (even though that's
+    made-up in this case).
+    """
+    __tablename__ = 'demo_shopfoo_product'
+    __versioned__ = {}
+
+    upc = sa.Column(sa.String(length=14), nullable=True)
+
+    description = sa.Column(sa.String(length=255), nullable=True)
+
+    price = sa.Column(sa.Numeric(precision=13, scale=2), nullable=True)
+
+    enabled = sa.Column(sa.Boolean(), nullable=True)
+
+    def __str__(self):
+        return self.description or self.upc or ""
+
+
+class ShopfooProductExport(ShopfooProductExportBase, model.Base):
+    """
+    Shopfoo product exports
+    """
+    __tablename__ = 'demo_shopfoo_product_export'