husanjon
ab73d05ecc
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215 lines
7.5 KiB
Python
215 lines
7.5 KiB
Python
from decimal import Decimal
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from django.db.models.signals import post_save
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from django.db.models.signals import (
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pre_delete,
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post_delete,
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pre_save,
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)
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from django.dispatch import receiver
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from core.apps.eggs.models import (
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CourierProduct,
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Group,
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Invoice,
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Party,
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Monitoring,
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)
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from core.apps.eggs.models import OrderItems
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@receiver(post_save, sender=CourierProduct)
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def update_group_quantity(sender, instance, created, **kwargs):
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if created:
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group = Group.objects.get(id=instance.group_id.id)
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if instance.count > group.quantity:
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raise ValueError("Count cannot be greater than group quantity")
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else:
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group.quantity -= instance.count
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group.party_id.remaining_count -= instance.count
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group.party_id.courier_eggs += instance.count
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group.party_id.save()
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group.save()
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@receiver(post_save, sender=OrderItems)
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def update_order_price(sender, instance, created, **kwargs):
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if created:
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group_instance = instance.group_id
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order_instance = instance.order_id
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if instance.sale_type == "optom":
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order_instance.price += (
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group_instance.wholesale_price * instance.count
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)
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elif instance.sale_type == "dona":
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order_instance.price += group_instance.unit_price * instance.count
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order_instance.save()
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# narxni chegirma bilan kamaytirish
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order_instance.price -= instance.discount if instance.discount else 0
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order_instance.save()
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# foydani hisoblash
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group_instance.party_id.benefit += order_instance.price
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group_instance.party_id.save()
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# sotilgan mahsulotlar sonini
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group_instance.party_id.sold_count += instance.count
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# group_instance.party_id.sold_count = (
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# group_instance.party_id.count
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# - group_instance.party_id.remaining_count
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# )
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group_instance.party_id.save()
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# sof foydani hisoblash
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group_instance.party_id.profit = (
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group_instance.party_id.benefit
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- group_instance.party_id.sold_count * group_instance.entry_price
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)
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group_instance.party_id.save()
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price_paid = (
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Decimal(order_instance.price_paid)
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if order_instance.price_paid
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else Decimal("0")
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)
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Monitoring.objects.create(
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content_object=instance,
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action="order_created",
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user_id=instance.order_id.courier_id.user_id,
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created_who=f"{instance.order_id.courier_id.user_id.first_name} {instance.order_id.courier_id.user_id.last_name}",
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created_by=instance.order_id.market_id.name,
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reason=f"Buyurtma: {instance.order_id.price}",
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comment="Kirim",
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price=(
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instance.order_id.price_paid
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if instance.order_id.price_paid
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else 0
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),
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)
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# qarzni hisoblash
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order_instance.debt = order_instance.price - price_paid
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order_instance.save()
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# to'langan narxni hisoblash
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order_instance.price_paid = order_instance.price - Decimal(
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order_instance.debt
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)
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order_instance.save()
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if order_instance.market_id:
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# bozor qarzini hisoblash
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market_instance = order_instance.market_id
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market_instance.debt_unpaid += Decimal(order_instance.debt)
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market_instance.save()
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# bozor to'langan narxni hisoblash
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market_instance.debt_paid += price_paid
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market_instance.save()
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# @receiver(post_save, sender=OrderItems)
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# def update_order_price(sender, instance, created, **kwargs):
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# if created:
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# group_instance = instance.group_id
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# order_instance = instance.order_id
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#
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# # Ensure all numeric values are Decimal
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# count = Decimal(instance.count)
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# wholesale_price = Decimal(group_instance.wholesale_price)
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# unit_price = Decimal(group_instance.unit_price)
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# discount = Decimal(instance.discount) if instance.discount else Decimal('0')
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#
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# if instance.sale_type == "optom":
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# order_instance.price += wholesale_price * count
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# elif instance.sale_type == "dona":
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# order_instance.price += unit_price * count
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#
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# order_instance.price -= discount
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# order_instance.save()
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#
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# # Update party benefit
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# group_instance.party_id.benefit += order_instance.price
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# group_instance.party_id.save()
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#
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# # Ensure price_paid and debt are Decimals
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# price_paid = Decimal(order_instance.price_paid) if order_instance.price_paid else Decimal('0')
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# debt = Decimal(order_instance.debt) if order_instance.debt else Decimal('0')
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#
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# order_instance.debt = order_instance.price - price_paid
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# order_instance.save()
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# order_instance.price_paid = order_instance.price - debt
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# order_instance.save()
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#
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# # Update market debt
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# if order_instance.market_id:
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# market_instance = order_instance.market_id
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# market_instance.debt_unpaid += order_instance.debt
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# market_instance.save()
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# market_instance.debt_paid += order_instance.price_paid
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# market_instance.save()
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@receiver(post_save, sender=Group)
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def update_party_on_group_change(sender, instance, created, **kwargs):
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if created:
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quantity_change = instance.quantity
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party_instance = instance.party_id
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party_instance.count += instance.quantity
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party_instance.cost += instance.entry_price * instance.quantity
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party_instance.save()
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party_instance.remaining_count += instance.quantity
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party_instance.save()
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else:
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pass
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# old_group = Group.objects.get(pk=instance.pk)
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# quantity_change = instance.quantity - old_group.quantity
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#
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# party_instance = instance.party_id
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# if party_instance:
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# party_instance.remaining_count += quantity_change
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# party_instance.save()
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# party_instance.sold_count = (
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# party_instance.count - party_instance.remaining_count
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# )
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# party_instance.save()
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# party_instance.profit = party_instance.benefit - (
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# party_instance.sold_count * instance.entry_price
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# )
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# party_instance.save()
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@receiver(pre_delete, sender=Group)
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def update_party_on_group_delete(sender, instance, **kwargs):
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party_instance = instance.party_id
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if party_instance:
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quantity_change = instance.quantity
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party_instance.count -= quantity_change
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party_instance.remaining_count += quantity_change
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party_instance.sold_count = (
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party_instance.count - party_instance.remaining_count
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)
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party_instance.save()
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@receiver(post_save, sender=Invoice)
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@receiver(post_delete, sender=Invoice)
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def invoice_changed(sender, instance, **kwargs):
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if instance.party_id:
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instance.party_id.update_total_cost()
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@receiver(pre_save, sender=Party)
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def party_cost_changed(sender, instance, **kwargs):
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if instance.pk:
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old_party = Party.objects.get(pk=instance.pk)
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if old_party.cost != instance.cost:
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if (
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not hasattr(instance, "_updating_total_cost")
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or not instance._updating_total_cost
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):
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instance._updating_total_cost = True
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instance.update_total_cost()
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instance._updating_total_cost = False
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