Add VendorDepartment and VendorItem models

corepos/db/office_op/model.py

@@ -197,6 +197,40 @@ class VendorContact(Base):
     notes = sa.Column(sa.Text(), nullable=True)
 
 
+class VendorDepartment(Base):
+    """
+    Represents specific details / settings for a given vendor in the context of
+    a given department.
+    """
+    __tablename__ = 'vendorDepartments'
+    __table_args__ = (
+        sa.ForeignKeyConstraint(['vendorID'], ['vendors.vendorID']),
+        sa.ForeignKeyConstraint(['deptID'], ['departments.dept_no']),
+    )
+
+    vendor_id = sa.Column('vendorID', sa.Integer(), primary_key=True, nullable=False)
+    vendor = orm.relationship(
+        Vendor,
+        doc="""
+        Reference to the :class:`Vendor` to which this record applies.
+        """)
+
+    department_id = sa.Column('deptID', sa.Integer(), primary_key=True, nullable=False)
+    department = orm.relationship(
+        Department,
+        doc="""
+        Reference to the :class:`Department` to which this record applies.
+        """)
+
+    name = sa.Column(sa.String(length=125), nullable=True)
+
+    margin = sa.Column(sa.Float(), nullable=True)
+
+    testing = sa.Column(sa.Float(), nullable=True)
+
+    pos_department_id = sa.Column('posDeptID', sa.Integer(), nullable=True)
+
+
 class TaxRate(Base):
     """
     Represents a tax rate.  Note that this may be a "combo" of various local
@@ -337,13 +371,15 @@ class Product(Base):
     store_id = sa.Column(sa.SmallInteger(), nullable=True, default=0)
 
     default_vendor_id = sa.Column(sa.Integer(), nullable=True, default=0)
-    vendor = orm.relationship(
+    default_vendor = orm.relationship(
         Vendor,
         primaryjoin=Vendor.id == default_vendor_id,
         foreign_keys=[default_vendor_id],
         doc="""
         Reference to the default :class:`Vendor` from which the product is obtained.
         """)
+    # TODO: deprecate / remove this?
+    vendor = orm.synonym('default_vendor')
 
     current_origin_id = sa.Column(sa.Integer(), nullable=True, default=0)
 
@@ -374,6 +410,63 @@ class ProductFlag(Base):
         return self.description or ''
 
 
+class VendorItem(Base):
+    """
+    Represents a "source" for a given item, from a given vendor.
+    """
+    __tablename__ = 'vendorItems'
+    __table_args__ = (
+        sa.ForeignKeyConstraint(['vendorID'], ['vendors.vendorID']),
+    )
+
+    sku = sa.Column(sa.String(length=13), primary_key=True, nullable=False)
+
+    vendor_id = sa.Column('vendorID', sa.Integer(), primary_key=True, nullable=False)
+    vendor = orm.relationship(
+        Vendor,
+        doc="""
+        Reference to the :class:`Vendor` from which the product is obtained.
+        """)
+
+    # TODO: this should be autoincrement, but not primary key??
+    vendor_item_id = sa.Column('vendorItemID', sa.Integer(), nullable=False)
+
+    upc = sa.Column(sa.String(length=13), nullable=False)
+    product = orm.relationship(
+        Product,
+        primaryjoin=Product.upc == upc,
+        foreign_keys=[upc],
+        doc="""
+        Reference to the :class:`Product` to which this record applies.
+        """,
+        backref=orm.backref(
+            'vendor_items',
+            order_by=vendor_item_id,
+            doc="""
+            List of :class:`VendorItem` records for this product.
+            """))
+
+    brand = sa.Column(sa.String(length=50), nullable=True)
+
+    description = sa.Column(sa.String(length=50), nullable=True)
+
+    size = sa.Column(sa.String(length=25), nullable=True)
+
+    units = sa.Column(sa.Float(), nullable=True, default=1)
+
+    cost = sa.Column(sa.Numeric(precision=10, scale=3), nullable=True)
+
+    sale_cost = sa.Column('saleCost', sa.Numeric(precision=10, scale=3),
+                          nullable=True, default=0)
+
+    vendor_department_id = sa.Column('vendorDept', sa.Integer(), nullable=True,
+                                     default=0)
+
+    srp = sa.Column(sa.Numeric(precision=10, scale=2), nullable=True)
+
+    modified = sa.Column(sa.DateTime(), nullable=True)
+
+
 class Employee(Base):
     """
     Represents an employee within the organization.