Files
Fulfillment-Backend/models/barcode.py
2024-05-09 21:30:46 +03:00

51 lines
2.4 KiB
Python

from sqlalchemy import Integer, Column, String, Boolean, ForeignKey
from sqlalchemy.orm import relationship
from models import BaseModel, barcode_template_attribute_link
class BarcodeTemplateAttribute(BaseModel):
__tablename__ = 'barcode_template_attributes'
id = Column(Integer, autoincrement=True, primary_key=True, index=True)
key = Column(String, nullable=False, index=True, comment='Ключ атрибута')
name = Column(String, nullable=False, index=True, comment='Метка атрибута')
class BarcodeTemplateAdditionalField(BaseModel):
__tablename__ = 'barcode_template_additional_fields'
name = Column(String, nullable=False, primary_key=True, comment='Название поля')
value = Column(String, nullable=False)
barcode_template_id = Column(Integer, ForeignKey('barcode_templates.id'), nullable=False, primary_key=True)
barcode_template = relationship('BarcodeTemplate')
class BarcodeTemplateSize(BaseModel):
__tablename__ = 'barcode_template_sizes'
id = Column(Integer, autoincrement=True, primary_key=True, index=True)
name = Column(String, nullable=False, index=True, comment='Название размера')
key = Column(String, nullable=False, index=True, comment='Ключ размера')
width = Column(Integer, nullable=False, comment='Ширина в мм')
height = Column(Integer, nullable=False, comment='Высота в мм')
class BarcodeTemplate(BaseModel):
__tablename__ = 'barcode_templates'
id = Column(Integer, autoincrement=True, primary_key=True, index=True)
name = Column(String, nullable=False, index=True, comment='Название шаблона')
attributes = relationship('BarcodeTemplateAttribute',
secondary=barcode_template_attribute_link,
lazy='selectin'
)
additional_attributes = relationship('BarcodeTemplateAdditionalField',
lazy='selectin',
back_populates='barcode_template',
cascade="all, delete")
is_default = Column(Boolean, nullable=False, default=False, comment='По умолчанию')
size_id = Column(Integer, ForeignKey('barcode_template_sizes.id'), nullable=False)
size = relationship('BarcodeTemplateSize', lazy='joined')