class Sales(db.Model):
id = db.Column(db.Integer, primary_key=True)
value = db.Column(db.Float, nullable=False)
discount = db.Column(db.Float, nullable=True)
date = db.Column(db.DateTime, default=datetime.utcnow, nullable=False)
student_id = db.Column(db.Integer,
db.ForeignKey('student.id',
ondelete='CASCADE',
onupdate='CASCADE'),
nullable=True)
ticket_id = db.Column(db.Integer,
db.ForeignKey('ticket.id',
ondelete='CASCADE',
onupdate='CASCADE'),
nullable=True)
modality_id = db.Column(db.Integer,
db.ForeignKey('modality.id',
ondelete='CASCADE',
onupdate='CASCADE'),
nullable=True)
salesperson_id = db.Column(db.Integer,
db.ForeignKey('salesperson.id',
ondelete='CASCADE',
onupdate='CASCADE'),
nullable=False)
transaction = db.relationship('Transaction',
backref=db.backref('sales_transaction'),
lazy='dynamic')
taxes = db.relationship('Taxes',
uselist=False,
backref=db.backref('sales_taxes'),
lazy='joined')
shipping = db.relationship('Shipping',
backref=db.backref('sales_shipping'),
lazy='dynamic')
class Distributions(db.Model):
amount_given = db.Column(db.Integer, nullable=False)
amount_sold = db.Column(db.Integer, nullable=True)
ticket_id = db.Column(db.Integer,
db.ForeignKey('ticket.id',
ondelete='CASCADE',
onupdate='CASCADE'),
primary_key=True)
salesperson_id = db.Column(db.Integer,
db.ForeignKey('salesperson.id',
ondelete='CASCADE',
onupdate='CASCADE'),
primary_key=True)
class Transaction(db.Model):
amount = db.Column(db.Float, nullable=False)
sell_id = db.Column(db.Integer,
db.ForeignKey('sell.id',
ondelete='CASCADE',
onupdate='CASCADE'),
primary_key=True)
sales_id = db.Column(db.Integer,
db.ForeignKey('sales.id',
ondelete='CASCADE',
onupdate='CASCADE'),
primary_key=True)
sell = db.relationship('Sell',
backref=db.backref('transaction_sell'),
lazy='joined')
class Shipping(db.Model):
amount = db.Column(db.Integer, nullable=False)
sales_id = db.Column(db.Integer,
db.ForeignKey('sales.id',
ondelete='CASCADE',
onupdate='CASCADE'),
primary_key=True)
ticket_id = db.Column(db.Integer,
db.ForeignKey('ticket.id',
ondelete='CASCADE',
onupdate='CASCADE'),
primary_key=True)
ticket = db.relationship('Ticket',
backref=db.backref('shipping_ticket'),
lazy='joined')
class Sell(db.Model):
id = db.Column(db.Integer, primary_key=True)
price = db.Column(db.Float, nullable=False)
product_id = db.Column(db.Integer,
db.ForeignKey('product.id',
ondelete='CASCADE',
onupdate='CASCADE'),
nullable=False)
class Taxes(db.Model):
id = db.Column(db.Integer, primary_key=True)
percentage = db.Column(db.Float, default=0.0, nullable=False)
sales_id = db.Column(db.Integer,
db.ForeignKey('sales.id',
ondelete='CASCADE',
onupdate='CASCADE'),
nullable=False)
class Salesperson(db.Model):
id = db.Column(db.Integer, primary_key=True)
person_id = db.Column(db.Integer,
db.ForeignKey('person.id',
ondelete='CASCADE',
onupdate='CASCADE'),
nullable=False)
sales = db.relationship('Sales',
backref=db.backref('salesperson_sales'),
lazy='joined')
distributions = db.relationship('Distributions',
backref=db.backref('sales_distributions'),
lazy='dynamic')
class Student(db.Model):
id = db.Column(db.Integer, primary_key=True)
person_id = db.Column(db.Integer,
db.ForeignKey('person.id',
ondelete='CASCADE',
onupdate='CASCADE'),
nullable=False)
sales = db.relationship('Sales',
backref=db.backref('student_sales'),
lazy='joined')
team = db.relationship('Modality',
secondary='team',
backref=db.backref('student_team'),
lazy='dynamic')
class Ticket(db.Model):
id = db.Column(db.Integer, primary_key=True)
code = db.Column(db.String(100), nullable=True)
staus = db.Column(db.Integer, default=0, nullable=True)
amount = db.Column(db.Integer, nullable=False)
price = db.Column(db.Float, nullable=False)
lot = db.Column(db.String(20), nullable=True)
event_id = db.Column(db.Integer,
db.ForeignKey('event.id',
ondelete='CASCADE',
onupdate='CASCADE'),
nullable=False)
distributions = db.relationship('Distributions',
backref=db.backref('ticket_distributions'),
lazy='dynamic')
sales = db.relationship('Sales',
backref=db.backref('ticket_sales'),
lazy='joined')
class Product(db.Model):
id = db.Column(db.Integer, primary_key=True)
name = db.Column(db.String(100), nullable=False)
description = db.Column(db.String(280), nullable=True)
amount = db.Column(db.Float, nullable=False)
size = db.Column(db.String(15), nullable=False)
color = db.Column(db.String(15), nullable=True)
event_id = db.Column(db.Integer,
db.ForeignKey('event.id',
ondelete='CASCADE',
onupdate='CASCADE'),
nullable=False)
bought = db.relationship('Bought',
uselist=False,
backref=db.backref('product_bought'),
lazy='joined')
sell = db.relationship('Sell',
uselist=False,
backref=db.backref('product_sell'),
lazy='joined')
class Modality(db.Model):
id = db.Column(db.Integer, primary_key=True)
name = db.Column(db.String(20), nullable=False)
fee = db.Column(db.Float, default=0.0, nullable=False)
sex = db.Column(db.String(1), nullable=False)
sales = db.relationship('Sales',
backref=db.backref('modality_sales'),
lazy='joined')
team = db.Table(
'team',
db.Column(
'student_id', db.Integer,
db.ForeignKey('student.id', ondelete='CASCADE', onupdate='CASCADE')),
db.Column(
'modality_id', db.Integer,
db.ForeignKey('modality.id', ondelete='CASCADE', onupdate='CASCADE')))
competition = db.Table(
'competition',
db.Column(
'event_id', db.Integer,
db.ForeignKey('event.id', ondelete='CASCADE', onupdate='CASCADE')),
db.Column(
'modality_id', db.Integer,
db.ForeignKey('modality.id', ondelete='CASCADE', onupdate='CASCADE')))
class Ticket(db.Model):