from datetime import datetime
from app import db

class Customer(db.Model):
    __tablename__ = 'customers'
    __table_args__ = {'schema': 'flask_app'} 

    id = db.Column(db.String(50), primary_key=True) 
    msisdn = db.Column(db.String(20), unique=True, nullable=False)
    country_code = db.Column(db.String(3), nullable=False)
    created_at = db.Column(db.DateTime, default=datetime.utcnow)
    updated_at = db.Column(db.DateTime, default=datetime.utcnow, onupdate=datetime.utcnow)

    def __repr__(self):
        return f'<Customer {self.id}>'