class ReceiptProducts(db.Model):
id = db.Column(db.Integer, primary_key=True)
product_id = db.Column(db.Integer, ForeignKey('product.id'))
product = db.relationship('Product', back_populates='receipt_products')
price = db.Column(db.String, nullable=False)
quantity = db.Column(db.Integer, nullable=False)
receipt_id = db.Column(db.Integer, ForeignKey('receipt.id'))
receipt = db.relationship('Receipt', back_populates='receipt_products')
class Receipt(db.Model):
id = db.Column(db.Integer, primary_key=True)
datetime = db.Column(db.DateTime, nullable=False)
total_cost = db.Column(db.String, nullable=False)
user_id = db.Column(db.Integer, ForeignKey('user.id'))
user = db.relationship('User', back_populates='receipts')
receipt_products = db.relationship('ReceiptProducts',
back_populates='receipt')
class Product(db.Model):
id = db.Column(db.Integer, primary_key=True)
sku = db.Column(db.Integer, nullable=False, unique=True)
name = db.Column(db.String, nullable=False, unique=True)
price = db.Column(db.String, nullable=False)
description = db.Column(db.Text)
quantity = db.Column(db.Integer, nullable=False, default=0)
receipt_products = db.relationship('ReceiptProducts',
back_populates='product')
def __repr__(self):
return self.name.title()
class User(db.Model, UserMixin):
id = db.Column(db.Integer, primary_key=True)
email = db.Column(db.String(120), unique=True, nullable=False)
password = db.Column(db.String(60), nullable=True)
is_admin = db.Column(db.Boolean, nullable=False, default=False)
receipts = db.relationship('Receipt', back_populates='user')
class Customer(db.Model):
id = db.Column(db.Integer, primary_key=True)
email = db.Column(db.String(120), nullable=False)
receipts = db.relationship('Receipt', back_populates='customer')