class FoodIngredient(db.Model):
food_id = db.Column(db.Integer, db.ForeignKey('food.id'), primary_key=True)
ingredient_id = db.Column(db.Integer, db.ForeignKey('ingredient.id'), primary_key=True)
quantity = db.Column(db.Float, nullable=True)
def __init__(self, food_id, ingredient_id, quantity=None):
self.food_id = food_id
self.ingredient_id = ingredient_id
self.quantity = quantity
def __repr__(self):
return 'FoodIngredient, food {0}, ingredient {1}, quantity {2}'.format(self.food_id, self.ingredient_id,
self.quantity)
class Lunch(db.Model):
id = db.Column(db.Integer, db.ForeignKey('food.id'), primary_key=True)
name = db.Column(db.String(100), nullable=False)
days = db.Column(db.Integer, default=1)
need_starter = db.Column(db.Boolean, server_default=expression.false())
related_dinner_id = db.Column(db.Integer, db.ForeignKey('dinner.id'), nullable=True)
def __init__(self, name, days=1, need_starter=False, related_dinner_id=None):
self.name = name
self.days = days
self.need_starter = need_starter
self.related_dinner_id = related_dinner_id
def __repr__(self):
return 'Lunch {0}, name {1}'.format(self.id, self.name)
class DailyMenu(db.Model):
id = db.Column(db.Integer, primary_key=True)
day = db.Column(db.Date, nullable=False)
menu_id = db.Column(db.Integer, db.ForeignKey('menu.id'), nullable=False)
lunch_id = db.Column(db.Integer, db.ForeignKey('lunch.id'), nullable=True)
dinner_id = db.Column(db.Integer, db.ForeignKey('dinner.id'), nullable=True)
starter_id = db.Column(db.Integer, db.ForeignKey('starter.id'), nullable=True)
def __init__(self, day, menu_id, lunch_id=None, dinner_id=None, starter_id=None):
self.day = day
self.menu_id = menu_id
self.lunch_id = lunch_id
self.dinner_id = dinner_id
self.starter_id = starter_id
def __repr__(self):
return 'Daily menu {0}, day {1}'.format(self.id, self.day)
class Starter(db.Model):
id = db.Column(db.Integer, db.ForeignKey('food.id'), primary_key=True)
name = db.Column(db.String(100), nullable=False)
def __init__(self, name):
self.name = name
def __repr__(self):
return 'Starter {0}, name {1}'.format(self.id, self.name)
class Dinner(db.Model):
id = db.Column(db.Integer, db.ForeignKey('food.id'), primary_key=True)
name = db.Column(db.String(100), nullable=False)
days = db.Column(db.Integer, default=1)
related_lunch = db.relationship('Lunch', uselist=False, backref='dinner', lazy='select')
def __init__(self, name, days=1):
self.name = name
self.days = days
def __repr__(self):
return 'Dinner {0}, name {1}'.format(self.id, self.name)