Add LikeCode and ProductLikeCode models

corepos/db/office_op/model.py

@@ -270,6 +270,41 @@ class TaxRateComponent(Base):
 
     description = sa.Column(sa.String(length=50), nullable=True)
 
+    def __str__(self):
+        return self.description or ""
+
+
+class LikeCode(Base):
+    """
+    Represents a "like code" for sake of product pricing.
+    """
+    __tablename__ = 'likeCodes'
+
+    likeCode = sa.Column(sa.Integer(), primary_key=True, autoincrement=False, nullable=False)
+    id = orm.synonym('likeCode')
+
+    description = sa.Column('likeCodeDesc', sa.String(length=50), nullable=True)
+
+    strict = sa.Column(sa.Boolean(), nullable=True, default=False)
+
+    organic = sa.Column(sa.Boolean(), nullable=True, default=False)
+
+    preferred_vendor_id = sa.Column('preferredVendorID', sa.Integer(), nullable=True, default=0)
+
+    multi_vendor = sa.Column('multiVendor', sa.Boolean(), nullable=True, default=False)
+
+    sort_retail = sa.Column('sortRetail', sa.String(length=255), nullable=True)
+
+    sort_internal = sa.Column('sortInternal', sa.String(length=255), nullable=True)
+
+    products = association_proxy(
+        '_products', 'product',
+        creator=lambda p: ProductLikeCode(product=p),
+    )
+
+    def __str__(self):
+        return self.description or ""
+
 
 class Product(Base):
     """
@@ -388,6 +423,11 @@ class Product(Base):
 
     current_origin_id = sa.Column(sa.Integer(), nullable=True, default=0)
 
+    like_code = association_proxy(
+        '_like_code', 'like_code',
+        creator=lambda lc: ProductLikeCode(like_code=lc),
+    )
+
     @property
     def full_description(self):
         fields = ['brand', 'description', 'size']
@@ -399,6 +439,42 @@ class Product(Base):
         return self.description or ''
 
 
+class ProductLikeCode(Base):
+    """
+    Represents the association between a product and like code.
+    """
+    __tablename__ = 'upcLike'
+    __table_args__ = (
+        sa.ForeignKeyConstraint(['likeCode'], ['likeCodes.likeCode']),
+    )
+
+    upc = sa.Column(sa.String(length=13), primary_key=True, nullable=False)
+    product = orm.relationship(
+        Product,
+        primaryjoin=Product.upc == orm.foreign(upc),
+        doc="""
+        Reference to the product to which this association applies.
+        """,
+        backref=orm.backref(
+            '_like_code',
+            uselist=False,
+            doc="""
+            Reference to the like code association for the product.
+            """))
+
+    like_code_id = sa.Column('likeCode', sa.Integer(), nullable=True)
+    like_code = orm.relationship(
+        LikeCode,
+        doc="""
+        Reference to the LikeCode to which this association applies.
+        """,
+        backref=orm.backref(
+            '_products',
+            doc="""
+            List of product associations for this like code.
+            """))
+
+
 class ProductFlag(Base):
     """
     Represents a product flag attribute.