from datetime import datetime, timezone
from app.extensions import db

class Offer(db.Model):
    __tablename__ = 'offers'

    id = db.Column(db.String, primary_key=True)
    product_id = db.Column(db.String, nullable=False)
    min_amount = db.Column(db.Float, nullable=False)
    max_amount = db.Column(db.Float, nullable=False)
    tenor = db.Column(db.Integer, nullable=False)
    created_at = db.Column(db.DateTime, default=datetime.now(timezone.utc))
    updated_at = db.Column(db.DateTime, default=datetime.now(timezone.utc), onupdate=datetime.now(timezone.utc))

    def to_dict(self):
        return {
            "offerId": self.id,
            "productId": self.product_id,
            "minAmount": self.min_amount,
            "maxAmount": self.max_amount,
            "tenor": self.tenor
        }
    
    def __repr__(self):
        return f'<LoanOffer {self.id}>'