143 lines
5.1 KiB
Python
143 lines
5.1 KiB
Python
from rest_framework import serializers, status
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from apps.product.exceptions import QuotaExpiredTimeException
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from apps.product.models import OrganizationQuotaStats
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from apps.warehouse import models as warehouse_models
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from apps.warehouse.exceptions import WareHouseException
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class InventoryEntrySerializer(serializers.ModelSerializer):
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class Meta:
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model = warehouse_models.InventoryEntry
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fields = [
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"id",
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"create_date",
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"modify_date",
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"organization",
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"quota",
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'org_quota_stat',
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"weight",
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"balance",
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"lading_number",
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"delivery_address",
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"is_confirmed",
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"notes",
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]
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def validate(self, attrs):
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"""
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check if inventory entries weight is not more than
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distribution weight & check quota expired time
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"""
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quota = attrs['quota']
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org = attrs['organization']
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# check for quota expired time
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if not quota.is_in_valid_time():
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raise QuotaExpiredTimeException()
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# total inventory entries weight
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# total_entered = distribution.inventory_entry.filter(is_confirmed=True).aggregate(
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# total=models.Sum('weight')
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# )['total'] or 0
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org_quota_stat = OrganizationQuotaStats.objects.get(
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organization=org,
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quota=quota
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)
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total_entered_weight = org_quota_stat.inventory_received
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remaining_weight_to_enter = org_quota_stat.remaining_amount
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# if instance exists, for update check weight with distribution weight
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if self.instance:
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if self.instance.weight == 0:
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if total_entered_weight + attrs['weight'] > remaining_weight_to_enter:
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raise WareHouseException(
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"وزن وارد شده برای ورود به انبار نباید از باقیمانده سهمیه بیشتر باشد", # noqa
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status.HTTP_403_FORBIDDEN
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)
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elif self.instance.weight != 0:
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if total_entered_weight - self.instance.weight + attrs['weight'] > remaining_weight_to_enter:
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raise WareHouseException(
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"وزن وارد شده برای ورود به انبار نباید از باقیمانده سهمیه بیشتر باشد", # noqa
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status.HTTP_403_FORBIDDEN
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)
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# if instance is not exists for create, check entry weight with distribution
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else:
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if total_entered_weight + attrs['weight'] > remaining_weight_to_enter:
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# total_entered + attrs['weight'] > distribution.remaining_weight:
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raise WareHouseException(
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"وزن وارد شده برای ورود به انبار نباید از باقیمانده سهمیه بیشتر باشد", # noqa
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status.HTTP_403_FORBIDDEN
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)
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return attrs
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def to_representation(self, instance):
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""" custom output of inventory entry serializer """
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representation = super().to_representation(instance)
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if instance.document:
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representation['document'] = instance.document
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if instance.distribution:
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# distribution data
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representation['distribution'] = {
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'distribution': instance.distribution.distribution_id,
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'sale_unit': instance.distribution.quota.sale_unit.unit,
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'id': instance.distribution.id
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}
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representation['quota'] = instance.distribution.quota.id
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representation['product'] = {
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'name': instance.distribution.quota.product.name
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}
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return representation
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class InventoryQuotaSaleTransactionSerializer(serializers.ModelSerializer):
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class Meta:
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model = warehouse_models.InventoryQuotaSaleTransaction
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fields = '__all__'
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depth = 0
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def validate(self, attrs):
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"""
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validate total inventory sale should be fewer than
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inventory entry from distribution
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"""
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inventory_entry = attrs['inventory_entry']
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distribution = attrs['quota_distribution']
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return attrs
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def to_representation(self, instance):
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""" custom output of inventory sale transaction serializer """
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representation = super().to_representation(instance)
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representation['items'] = InventoryQuotaSaleItemSerializer(
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instance.items.all(),
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many=True
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).data
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if instance.rancher:
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representation['rancher'] = {
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'id': instance.rancher.id,
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'name': instance.rancher.national_code
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}
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if instance.seller_organization:
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representation['seller_organization'] = {
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'id': instance.seller_organization.id,
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'name': instance.seller_organization.name
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}
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return representation
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class InventoryQuotaSaleItemSerializer(serializers.ModelSerializer):
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class Meta:
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model = warehouse_models.InventoryQuotaSaleItem
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fields = '__all__'
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