class Restriction(db.Model):
    __tablename__ = "restriction"
    id = db.Column(db.Integer, primary_key=True)
    title= db.Column(db.String, nullable= False)
    description = db.Column(db.String, nullable=False)
    recipes= db.relationship('Recipe', secondary= restiction_association_table, back_populates = 'restrictions')

    def __init__(self, **kwargs):
        self.title=kwargs.get("title")
        self.description=kwargs.get("description")

    def serialize(self):
        return {
            'id': self.id,
            'title': self.title,
            'description': self.description,
            'recipes': [r.serialize() for r in self.recipes]
        }

    def simple_serialize(self):
        return{
            'id': self.id,
            'title': self.title,
            'description': self.description
        }