Add initial Shopfoo pattern feature

data models, import/export, web views etc.

rattail_demo/db/alembic/versions/2108f9efa758_initial_tables.py

@@ -0,0 +1,75 @@
+# -*- coding: utf-8 -*-
+"""initial tables
+
+Revision ID: 2108f9efa758
+Revises: efb7cd318947
+Create Date: 2020-08-19 20:02:15.501843
+
+"""
+
+# revision identifiers, used by Alembic.
+revision = '2108f9efa758'
+down_revision = None
+branch_labels = ('rattail_demo',)
+depends_on = None
+
+from alembic import op
+import sqlalchemy as sa
+import rattail.db.types
+
+
+
+def upgrade():
+
+    # demo_shopfoo_product
+    op.create_table('demo_shopfoo_product',
+                    sa.Column('uuid', sa.String(length=32), nullable=False),
+                    sa.Column('product_uuid', sa.String(length=32), nullable=True),
+                    sa.Column('upc', sa.String(length=14), nullable=True),
+                    sa.Column('description', sa.String(length=255), nullable=True),
+                    sa.Column('price', sa.Numeric(precision=13, scale=2), nullable=True),
+                    sa.Column('enabled', sa.Boolean(), nullable=True),
+                    sa.ForeignKeyConstraint(['product_uuid'], ['product.uuid'], name='demo_shopfoo_product_fk_product'),
+                    sa.PrimaryKeyConstraint('uuid')
+    )
+    op.create_table('demo_shopfoo_product_version',
+                    sa.Column('uuid', sa.String(length=32), autoincrement=False, nullable=False),
+                    sa.Column('product_uuid', sa.String(length=32), autoincrement=False, nullable=True),
+                    sa.Column('upc', sa.String(length=14), autoincrement=False, nullable=True),
+                    sa.Column('description', sa.String(length=255), autoincrement=False, nullable=True),
+                    sa.Column('price', sa.Numeric(precision=13, scale=2), autoincrement=False, nullable=True),
+                    sa.Column('enabled', sa.Boolean(), autoincrement=False, nullable=True),
+                    sa.Column('transaction_id', sa.BigInteger(), autoincrement=False, nullable=False),
+                    sa.Column('end_transaction_id', sa.BigInteger(), nullable=True),
+                    sa.Column('operation_type', sa.SmallInteger(), nullable=False),
+                    sa.PrimaryKeyConstraint('uuid', 'transaction_id')
+    )
+    op.create_index(op.f('ix_demo_shopfoo_product_version_end_transaction_id'), 'demo_shopfoo_product_version', ['end_transaction_id'], unique=False)
+    op.create_index(op.f('ix_demo_shopfoo_product_version_operation_type'), 'demo_shopfoo_product_version', ['operation_type'], unique=False)
+    op.create_index(op.f('ix_demo_shopfoo_product_version_transaction_id'), 'demo_shopfoo_product_version', ['transaction_id'], unique=False)
+
+    # demo_shopfoo_product_export
+    op.create_table('demo_shopfoo_product_export',
+                    sa.Column('uuid', sa.String(length=32), nullable=False),
+                    sa.Column('id', sa.Integer(), nullable=False),
+                    sa.Column('created', sa.DateTime(), nullable=False),
+                    sa.Column('created_by_uuid', sa.String(length=32), nullable=False),
+                    sa.Column('record_count', sa.Integer(), nullable=True),
+                    sa.Column('filename', sa.String(length=255), nullable=True),
+                    sa.Column('uploaded', sa.Boolean(), nullable=False),
+                    sa.ForeignKeyConstraint(['created_by_uuid'], ['user.uuid'], name='demo_shopfoo_product_export_fk_created_by'),
+                    sa.PrimaryKeyConstraint('uuid')
+    )
+
+
+def downgrade():
+
+    # demo_shopfoo_product_export
+    op.drop_table('demo_shopfoo_product_export')
+
+    # demo_shopfoo_product
+    op.drop_index(op.f('ix_demo_shopfoo_product_version_transaction_id'), table_name='demo_shopfoo_product_version')
+    op.drop_index(op.f('ix_demo_shopfoo_product_version_operation_type'), table_name='demo_shopfoo_product_version')
+    op.drop_index(op.f('ix_demo_shopfoo_product_version_end_transaction_id'), table_name='demo_shopfoo_product_version')
+    op.drop_table('demo_shopfoo_product_version')
+    op.drop_table('demo_shopfoo_product')

rattail_demo/db/model/__init__.py

@@ -8,3 +8,6 @@ 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'