gold eggs backend

core/apps/eggs/utils/status.py

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+# from django.db.models import F
+# from django.db.models.signals import post_save
+# from django.dispatch import receiver
+#
+# from core.apps.eggs.models import Order
+#
+#
+# @receiver(post_save, sender=Order)
+# def update_order_status(sender, instance, **kwargs):
+#     if instance.courier_id is not None and instance.status == "pending":
+#         instance.status = "delivery"
+#         instance.save()
+#     if (
+#             instance.debt == 0
+#             and instance.price == instance.price_paid
+#             and instance.status in ["success"]
+#     ):
+#         instance.status = "done"
+#         instance.save()
+#     if instance.status == "success":
+#         order_items = instance.order_items.all()
+#         for item in order_items:
+#             if item.courier_product_id:
+#                 item.courier_product_id.count = F("count") - item.count
+#                 item.courier_product_id.save()
+#
+#         if instance.market_id:
+#             market_instance = instance.market_id
+#             market_instance.refresh_from_db()
+#             market_instance.debt_paid = F("debt_paid") + instance.price_paid
+#             market_instance.debt_unpaid = (
+#                     F("debt_unpaid") + instance.debt - instance.price_paid
+#             )
+#             market_instance.save(update_fields=["debt_paid", "debt_unpaid"])
+#
+#             Order.objects.filter(pk=instance.pk).update(
+#                 debt=instance.price - instance.price_paid
+#             )
+#
+#     if instance.status == "cancel":
+#         if instance.market_id:
+#             market_instance = instance.market_id
+#             market_instance.refresh_from_db()
+#             market_instance.debt_paid = F("debt_paid") - instance.price_paid
+#             market_instance.debt_unpaid = (
+#                     F("debt_unpaid") - instance.debt + instance.price_paid
+#             )
+#             market_instance.save(update_fields=["debt_paid", "debt_unpaid"])
+#             Order.objects.filter(pk=instance.pk).update(debt=0)
+#         order_items = instance.order_items.all()
+#         for item in order_items:
+#             if item.courier_product_id:
+#                 item.courier_product_id.count = F("count") + item.count
+#                 item.courier_product_id.save()
+#     if instance.status == "cancel" and instance.debt > 0:
+#         Order.objects.filter(pk=instance.pk).update(price_paid=0)
+#         if instance.market_id:
+#             market_instance = instance.market_id
+#             market_instance.refresh_from_db()
+#             market_instance.debt_paid = F("debt_paid") - instance.price_paid
+#             market_instance.debt_unpaid = (
+#                     F("debt_unpaid") - instance.debt + instance.price_paid
+#             )
+#             market_instance.save(update_fields=["debt_paid", "debt_unpaid"])
+#         Order.objects.filter(pk=instance.pk).update(debt=0)
+#     order_items = instance.order_items.all()
+#     for item in order_items:
+#         if item.courier_product_id:
+#             item.courier_product_id.count = F("count") + item.count
+#             item.courier_product_id.save()
+#
+#     if instance.status == "cancel" and instance.debt == 0:
+#         Order.objects.filter(pk=instance.pk).update(price_paid=0)
+#         if instance.market_id:
+#             market_instance = instance.market_id
+#             market_instance.refresh_from_db()
+#             market_instance.debt_paid = F("debt_paid") - instance.price_paid
+#             market_instance.debt_unpaid = (
+#                     F("debt_unpaid") - instance.debt + instance.price_paid
+#             )
+#             market_instance.save(update_fields=["debt_paid", "debt_unpaid"])
+#     order_items = instance.order_items.all()
+#     for item in order_items:
+#         if item.courier_product_id:
+#             item.courier_product_id.count = F("count") + item.count
+#             item.courier_product_id.save()
+
+
+# @receiver(post_save, sender=Order)
+# def update_order_status(sender, instance, created, **kwargs):
+#     if created:
+#         if instance.courier_id is None:
+#             instance.status = "pending"
+#         elif instance.courier_id is not None and instance.status == "pending":
+#             instance.status = "delivery"
+#         instance.save()
+#     else:
+#         if instance.status == "success":
+#             order_items = instance.order_items.all()
+#             for item in order_items:
+#                 if item.courier_product_id:
+#                     if item.courier_product_id.count < item.count:
+#                         raise ValueError(
+#                             "Count cannot be greater than courier product count"
+#                         )
+#                     item.courier_product_id.count -= item.count
+#                     item.courier_product_id.save()
+#
+#         if instance.price == instance.price_paid and instance.status == "success":
+#             instance.status = "done"
+#             instance.save()