feat: changed TPV behaviour

shop/models.py

@@ -8,6 +8,9 @@ from django.utils import timezone
 from django.utils.text import gettext_lazy as _
 from django.utils.text import slugify
 
+from config.models import SingletonModel
+from shop.settings import CURRENCY_CODES
+
 User = get_user_model()
 
 
@@ -118,6 +121,9 @@ class Product(TimestampedModel):
         default="", blank=True, null=True, max_length=128, verbose_name=_("Slug")
     )
     hidden = models.BooleanField(default=False, db_index=True, verbose_name=_("oculto"))
+    is_shipping_method = models.BooleanField(
+        default=False, verbose_name=_("es forma de envío")
+    )
 
     def __str__(self):
         return self.name
@@ -328,30 +334,55 @@ class OrderLine(TimestampedModel):
         verbose_name_plural = _("líneas de pedido")
 
 
+def create_order_code(*args, **kwargs):
+    return (
+        timezone.now()
+        .isoformat()
+        .replace("-", "")
+        .replace("T", "")
+        .replace(":", "")
+        .replace(".", "")[:-5]
+    )
+
+
 class Order(TimestampedModel):
     class Statuses(models.TextChoices):
         STATUS_PENDING = "PEN", _("pendiente de pago")
         STATUS_PAID = "PAI", _("pagado")
+        STATUS_RETURNED = "RTN", _("devuelto")
+        STATUS_ERROR = "ERR", _("Error")
+
+    class ShippingStatuses(models.TextChoices):
+        STATUS_NOT_READY = "NOT", _("no preparado")
         STATUS_READY = "RDY", _("preparado")
         STATUS_TO_BE_SENT = "TBS", _("listo para ser enviado")
         STATUS_SENT = "SNT", _("enviado")
         STATUS_DELIVERED = "DLV", _("entregado")
         STATUS_FINISHED = "FIN", _("finalizado")
         STATUS_CANCELED = "CAN", _("cancelado")
+        STATUS_REQUESTED_RETURN = "RQT", _("devolución solicitada")
         STATUS_RETURNED = "RTN", _("devuelto")
 
     uuid = models.UUIDField(default=uuid4, verbose_name=_("UUID"), db_index=True)
+    code = models.CharField(default=create_order_code, max_length=20, unique=True)
 
     status = models.CharField(
         max_length=3, default=Statuses.STATUS_PENDING, verbose_name=_("estado")
     )
 
+    shipping_status = models.CharField(
+        max_length=3,
+        default=ShippingStatuses.STATUS_NOT_READY,
+        verbose_name=_("estado de envío"),
+    )
+
     base_total = models.DecimalField(
         default=Decimal("0"),
         max_digits=13,
         decimal_places=2,
         verbose_name=_("base imponible"),
     )
+
     total = models.DecimalField(
         default=Decimal("0"), max_digits=13, decimal_places=2, verbose_name=_("total")
     )
@@ -536,3 +567,63 @@ class WishlistedProduct(TimestampedModel):
             "user",
             "product",
         )
+
+
+class Payment(models.Model):
+    class MethodChoices(models.TextChoices):
+        REDSYS = "REDSYS"
+
+    hash = models.UUIDField(verbose_name=_("Hash"), default=uuid4, primary_key=True)
+    amount = models.DecimalField(
+        max_digits=8,
+        decimal_places=2,
+        default=Decimal("0"),
+        verbose_name=_("Cantidad"),
+    )
+    order = models.ForeignKey(
+        "shop.Order",
+        on_delete=models.PROTECT,
+        verbose_name=_("pedido"),
+        related_name="payments",
+    )
+    user = models.ForeignKey(
+        User, blank=True, null=True, on_delete=models.PROTECT, verbose_name=_("cliente")
+    )
+
+    creation_date = models.DateTimeField(
+        auto_now_add=True, verbose_name=_("Fecha de creación")
+    )
+
+    metadata = models.JSONField(default=dict, verbose_name=_("Metadata"))
+
+    method = models.CharField(
+        max_length=6,
+        choices=MethodChoices.choices,
+        default=MethodChoices.REDSYS,
+        verbose_name=_("método de pago"),
+    )
+
+    class Meta:
+        verbose_name = _("Pago")
+        verbose_name_plural = _("Pagos")
+
+
+class ShopSettings(SingletonModel):
+    merchant_code = models.CharField(
+        max_length=9,
+        blank=False,
+        null=False,
+        verbose_name=_("Identificación de comercio"),
+    )
+    currency_code = models.CharField(
+        max_length=4,
+        default="978",
+        choices=CURRENCY_CODES,
+        verbose_name=_("Código de moneda"),
+    )  # 978 == EURO
+    terminal = models.CharField(max_length=8, verbose_name=_("Terminal"))
+    shared_secret = models.CharField(max_length=100, verbose_name=_("Clave de Redsys"))
+
+    class Meta:
+        verbose_name = _("ajustes de la tienda")
+        verbose_name_plural = _("ajustes de la tienda")