from extensions import db

class Favorite(db.Model):
    id = db.Column(db.Integer, primary_key=True)
    user_id = db.Column(db.Integer, db.ForeignKey('user.id'), nullable=False)
    notepad_id = db.Column(db.Integer, db.ForeignKey('notepad.id'), nullable=False)

    __table_args__ = (
        db.UniqueConstraint('user_id', 'notepad_id', name='unique_favorite'),
    )