from datetime import datetime
from app import db


class Loan(db.Model):
    __tablename__ = 'loans'
    __table_args__ = {'schema': 'flask_app'} 

    id = db.Column(db.String(50), primary_key=True) 
    customer_id = db.Column(db.String(50), db.ForeignKey('customer.id'), nullable=False)
    account_id = db.Column(db.String(50), db.ForeignKey('account.id'), nullable=False)
    product_id = db.Column(db.String(20), nullable=False)
    principal_amount = db.Column(db.Float, nullable=False)
    status = db.Column(db.String(20), default='pending')
    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'<Loan {self.id}>'