# coding=UTF-8

from api.extensions import db
from .product import Currencies
from sqlalchemy.orm import validates
from sqlalchemy.ext.associationproxy import association_proxy


class Market(db.Model):
    __tablename__ = "markets"

    id = db.Column(db.Integer, primary_key=True)
    name = db.Column(db.String(255))
    vat = db.Column(db.Float, nullable=False)
    price_adjustments = db.Column("price_adjustment", db.Float, nullable=False)
    currency = db.Column(db.String(3), db.ForeignKey("product-currencies.iso3char"))
    exchange_rate = db.Column(db.Float)
    _pc = db.relationship(Currencies, uselist=False)
    exchange_rate = association_proxy(
        "_pc", "exchange_rate", creator=lambda kw: Currencies(exchange_rate=kw)
    )

    def to_json(self):
        return {
            "id": self.id,
            "name": self.name,
            "price_adjustment": str(self.price_adjustments),
            "vat": str(self.vat),
            "currency": self.currency,
            "exchange_rate": str(self.exchange_rate),
        }