from extensions import db

class UserServiceRole(db.Model):
    __tablename__ = "user_service_roles"

    id = db.Column(db.Integer, primary_key=True, autoincrement=True)
    user_id = db.Column(db.Integer, db.ForeignKey('user.id'), nullable=False)
    service_instance_id = db.Column(db.Integer, db.ForeignKey('service_instance.id'), nullable=False)
    service_role_id = db.Column(db.Integer, db.ForeignKey('service_roles.id'), nullable=False)
    created_at = db.Column(db.DateTime, default=db.func.current_timestamp())
    updated_at = db.Column(db.DateTime, default=db.func.current_timestamp(), onupdate=db.func.current_timestamp())

    def __repr__(self):
        return f"<UserServiceRole User {self.user_id} - Role {self.service_role_id}>"