from geruecht import db


class User(db.Model):
    id = db.Column(db.Integer, primary_key=True)
    username = db.Column(db.String(20), unique=True, nullable=False)
    sum = db.Column(db.Float, nullable=False, default=0.0)

    def add(self, value):
        self.sum += value

    def __repr__(self):
        return f"User('{self.username}', '{self.sum}')"