clean up cart and add order_id filed to order

backend/order/models.py

@@ -44,6 +44,7 @@ class OrderModel(models.Model):
         ('CANCELED', 'لغو شده'),
         ('REFUNDED', 'مرجوع شده'),
     ]
+    order_id = models.PositiveIntegerField(unique=True, null=True, blank=True, verbose_name='شماره سفارش')
     user = models.ForeignKey(User, on_delete=models.SET_NULL, null=True, related_name='orders', verbose_name='کاربر')
     address = models.ForeignKey(UserAddressModel, on_delete=models.SET_NULL, related_name='orders', null=True, verbose_name='ادرس')
     created_at = jmodels.jDateField(blank=True, null=True, verbose_name="تاریخ ثبت سفارش")    
@@ -54,7 +55,6 @@ class OrderModel(models.Model):
     tax = models.BigIntegerField(null=True, blank=True, verbose_name='مالیات')
     final_price = models.BigIntegerField(null=True, blank=True, verbose_name='قیمت نهایی')
     cart_total = models.BigIntegerField(null=True, blank=True, verbose_name='کل سبد خرید')
-    # bank_records = models.ManyToManyField(Bank, max_length=100, verbose_name='رکورد بانکی', null=True, blank=True)
     
     def __str__(self):
         return f'سفارش: {self.id + 1000}'
@@ -66,39 +66,32 @@ class OrderModel(models.Model):
 
 
     def save(self, *args, **kwargs):
-        try:
-            push_object = PushSubscription.objects.get(user=self.user)
-        except:
-            print('object not found')
-        try:
-            push_object.send_notif(f'سفارش شما به {self.get_status_display()} تغییر کرد', f'سفارش شما به {self.get_status_display()} تغییر کرد', ProductImageModel.objects.all().first().image.url)
-        except:
-            print('didnt send')
+        if not self.pk:
+            last_instance = self.__class__.objects.order_by("pk").last()
+            self.order_id = (last_instance.pk + 1001) if last_instance else 1001
         super().save(*args, **kwargs)
 
 
 
-    # def discount(self):
-    #     # total_with_item_discount = sum(item.total_with_discount() for item in self.items.all())
-    #     # discount_percent = self.discount_code.percent
-    #     # return total_with_item_discount * ((100 - discount_percent) / 100)
-    #     pass
+    def cal_discount(self):
+        # total_with_item_discount = sum(item.total_with_discount() for item in self.items.all())
+        # discount_percent = self.discount_code.percent
+        # return total_with_item_discount * ((100 - discount_percent) / 100)
+        pass
 
 
-    # def tax(self):
-    #     return self.total_without_tax() * 0.2
+    def cal_tax(self):
+        return self.total_without_tax() * 0.2
     
 
-    # def total(self):
-    #     pass
-        # return self.total_with_discount() + self.tax()
+    def cal_total(self):
+        pass
+        return self.total_with_discount() + self.tax()
 
 
-    # def final_price(self):
-    #     pass
+    def cal_final_price(self):
+        pass
 
-    # def submit_cart(self):
-    #     pass
 
 
 
@@ -108,15 +101,20 @@ class OrderItemModel(models.Model):
     quantity = models.PositiveSmallIntegerField(verbose_name="تعداد")
     price = models.PositiveIntegerField(verbose_name='قیمت', default=0)
     product = models.ForeignKey(ProductVariant, on_delete=models.PROTECT, verbose_name="محصول")
+    discount = models.SmallIntegerField(default=0, verbose_name='تخفیف')
     class Meta:
         verbose_name = 'ایتم سبد خرید'
         verbose_name_plural = 'ایتم های سبد خرید'
 
-    def total(self):
-        return self.quantity * self.product.price
+    # def total(self):
+    #     return self.quantity * self.product.price
+
+    # def total_with_discount(self):
+    #     return self.quantity * self.product.get_toman_price_after_discount()
+
+    def update_fields(self):
+        pass
 
-    def total_with_discount(self):
-        return self.quantity * self.product.get_toman_price_after_discount()
     def __str__(self):
         return f'({self.product}) - ({self.order.user})'