models

class ExtraPackage(models.Model):
    order = models.ForeignKey(Order, verbose_name=_("Order"))
    user = models.ForeignKey(settings.AUTH_USER_MODEL)
    number = models.CharField(max_length=50, verbose_name=_("Number"))
    description = models.CharField(max_length=50,
                                   verbose_name=_("Description"))
    price = models.DecimalField(max_digits=10, decimal_places=2,
                                verbose_name=_("Price"))
    created_at = models.DateTimeField(auto_now_add=True,
                                      verbose_name=_("Created at"))

    class Meta:
        verbose_name = _("Extra package")
        verbose_name_plural = _("Extra packages")

    def __unicode__(self):
        return "<Extra package %s>" % self.number


class PaypalToken(models.Model):
    access_token = models.CharField(blank=False, null=False, max_length=128, verbose_name=_("Access token"))
    access_token_exp = models.IntegerField(blank=False, null=False, max_length=20,
                                           verbose_name=_("Access Token Expires"))
    access_token_type = models.CharField(blank=False, null=False, max_length=16, verbose_name=_("Access Token Type"))
    created = models.DateTimeField(auto_now_add=True)
    class Meta:
        verbose_name = _("PayPal token")
        verbose_name_plural = _("PayPal tokens")

    def __unicode__(self):
        return "Paypal token id {}".format(self.access_token)


class PayPalExtraPayment(models.Model):
    order = models.ForeignKey(Order, verbose_name=_("Order"), blank=True, null=True)

    # payment data
    payment_id = models.CharField(blank=False, null=False, max_length=40, verbose_name=_("Payment ID"))
    payer_id = models.CharField(blank=False, null=False, max_length=28, verbose_name=_("Payer ID"))
    payment_token = models.CharField(blank=False, null=False, max_length=28, verbose_name=_("Payment Token"))
    return_url = models.URLField(blank=False, null=False, verbose_name=_("Return URL"))

    # access token
    access_token = models.ForeignKey(PaypalToken, verbose_name=_("Paypal Token"), blank=True, null=True)

    # RAW data
    raw_data = JSONField(blank=True, null=True, verbose_name=_("RAW Data"))

    # Payment data
    payment_date = models.DateTimeField(blank=True, null=True, verbose_name=_("Create data"))
    status = models.CharField(blank=True, null=True, max_length=16, verbose_name=_("Status"))
    business = models.EmailField(blank=True, null=True, verbose_name=_("Business"))
    merchant_id = models.CharField(blank=True, null=True, max_length=24, verbose_name=_("Merchant ID"))
    invoice_number = models.IntegerField(blank=True, null=True, verbose_name=_("Invoice Number"))
    items = models.CharField(blank=True, null=True, max_length=256, verbose_name=_("Packages"))

    # Price data
    currency = models.CharField(blank=True, null=True, max_length=3, verbose_name=_("Currency"))
    price_total = models.DecimalField(blank=True, null=True, decimal_places=2, max_digits=64, verbose_name=_("Price Total"))
    price_subtotal = models.DecimalField(blank=True, null=True, decimal_places=2, max_digits=64, verbose_name=_("Price Total"))
    price_fee = models.DecimalField(blank=True, null=True, decimal_places=2, max_digits=64, verbose_name=_("Price Fee"))

    # payer info
    payer_info = models.TextField(blank=True, null=True, verbose_name=_("Payer Info"))
    payer_email = models.EmailField(blank=True, null=True, verbose_name=_("Payer Email"))
    payer_first_name = models.CharField(blank=True, null=True, max_length=64, verbose_name=_("Payer First Name"))
    payer_last_name = models.CharField(blank=True, null=True, max_length=64, verbose_name=_("Payer Second Name"))
    payer_ip = models.IPAddressField(blank=True, null=True, verbose_name=_("Payer IP"))

    class Meta:
        verbose_name = _("PayPal extra payment")
        verbose_name_plural = _("PayPal extra payments")

    def __unicode__(self):
        return "Paypal payment_id{}".format(self.payment_id)