barker/barker/barker/models/section_printer.py

38 lines
1.4 KiB
Python

import uuid
from barker.models.meta import Base
from sqlalchemy import Column, ForeignKey, Integer, UniqueConstraint, text
from sqlalchemy.dialects.postgresql import UUID
from sqlalchemy.orm import relationship
class SectionPrinter(Base):
__tablename__ = "section_printers"
__table_args__ = (UniqueConstraint("sale_category_id", "section_id"),)
id = Column(
"id", UUID(as_uuid=True), primary_key=True, server_default=text("gen_random_uuid()"), default=uuid.uuid4
)
sale_category_id = Column("sale_category_id", UUID(as_uuid=True), ForeignKey("sale_categories.id"))
section_id = Column("section_id", UUID(as_uuid=True), ForeignKey("sections.id"), nullable=False)
printer_id = Column("printer_id", UUID(as_uuid=True), ForeignKey("printers.id"), nullable=False)
copies = Column("copies", Integer, nullable=False)
sale_category = relationship("SaleCategory", backref="section_printers")
section = relationship("Section", backref="section_printers")
printer = relationship("Printer", backref="section_printers")
def __init__(
self,
sale_category_id=None,
section_id=None,
printer_id=None,
copies=None,
id_=None,
):
self.id = id_
self.sale_category_id = sale_category_id
self.section_id = section_id
self.printer_id = printer_id
self.copies = copies