counterparty: add counterpart

core/apps/orders/models/__init__.py

@@ -1,3 +1,3 @@
 from .order import *
-from .order_offer import *
+from ..order_offer import *
 from .party import *

core/apps/orders/models/order.py

@@ -16,7 +16,7 @@ class Order(BaseModel):
         ('CANCELLED', "bekor qilindi"),
         ('ACCEPTED', 'qabul qilindi'),
     )
-
+    type = models.CharField(max_length=6, choices=[('order', 'order'), ('party', 'party')], default='order')
     product = models.ForeignKey(
         Product, on_delete=models.CASCADE, related_name='orders'
     )

core/apps/orders/models/order_offer.py

@@ -1,46 +0,0 @@
-from django.db import models
-
-from core.apps.shared.models import BaseModel
-from core.apps.orders.models import Order
-from core.apps.counterparty.models import Counterparty
-
-
-class Offer(BaseModel):
-    PRICE_TYPE = (
-        ('UZS', 'uzs'),
-        ('USD', 'usd')
-    )
-    STATUS = (
-        ('CANCELLED', 'rad etildi'),
-        ('PENDING', 'kutilmoqda'),
-        ('CONFIRMED', 'tasdiqlandi'),
-    )
-    
-    order = models.ForeignKey(Order, on_delete=models.CASCADE, related_name='offers')
-    counterparty = models.ForeignKey(
-        Counterparty, on_delete=models.CASCADE, related_name='offers', null=True
-    )
-    price = models.PositiveBigIntegerField()
-    price_type = models.CharField(choices=PRICE_TYPE, default='uzs')
-    phone = models.CharField(max_length=15, null=True, blank=True)
-    comment = models.TextField(null=True, blank=True)
-    qqs = models.BooleanField(default=False, null=True, blank=True)
-    number = models.PositiveIntegerField(default=1)
-    status = models.CharField(max_length=20, choices=STATUS, default='PENDING', null=True, blank=True)
-
-    def __str__(self):
-        return str(self.number)
-    
-    def save(self, *args, **kwargs):
-        if not self.pk:
-            last_offer = Offer.objects.filter(order=self.order).order_by('-number').first()
-            if last_offer:
-                self.number = last_offer.number + 1
-            else:
-                self.number = 1
-        return super().save(*args, **kwargs)
-
-    class Meta:
-        verbose_name = 'Taklif'
-        verbose_name_plural = 'Takliflar'
-