103 lines
4.1 KiB
Python
103 lines
4.1 KiB
Python
from rest_framework import serializers
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from rest_framework import exceptions
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from apps.inm.models import IProduct
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from apps.inm.serializers import IProductListSerializer
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from apps.mtm.models import Material, PackItem
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from apps.mtm.serializers import MaterialSimpleSerializer, PackItemDetailSerializer
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from apps.sam.models import Sale, SalePack, SaleProduct
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from apps.sam.serializers import CustomerSimpleSerializer, OrderSimpleSerializer
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from django.db import transaction
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from rest_framework.exceptions import ValidationError
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class SaleCreateSerializer(serializers.ModelSerializer):
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iproducts = serializers.PrimaryKeyRelatedField(queryset=
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IProduct.objects.all(), many=True)
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class Meta:
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model = Sale
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fields = ['customer', 'order', 'product', 'iproducts',
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'edelivery_date', 'trans_mode', 'receiver', 'receiver_phone'
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, 'receiver_address', 'remark']
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def validate(self, attrs):
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order = attrs.get('order', None)
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if order:
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if order.customer:
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attrs['customer'] = order.customer
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attrs['product'] = order.product
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ips = IProduct.objects.filter(id__in=[i.id for i in attrs['iproducts']])
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if ips.exclude(state=IProduct.SALE_OK).exists():
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raise exceptions.APIException('选取了非可用的产品')
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if ips.count() != ips.filter(material=attrs['product']).count():
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raise exceptions.APIException('产品选取错误')
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return super().validate(attrs)
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class SaleListSerializer(serializers.ModelSerializer):
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customer_ = CustomerSimpleSerializer(source='customer', read_only=True)
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order_ = OrderSimpleSerializer(source='order', read_only=True)
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product_ = MaterialSimpleSerializer(source='product', read_only=True)
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class Meta:
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model = Sale
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fields = '__all__'
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class SaleProductListSerializer(serializers.ModelSerializer):
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iproduct_ = IProductListSerializer(source='iproduct', read_only=True)
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class Meta:
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model = SaleProduct
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fields = '__all__'
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class SaleProductCreateSerializer(serializers.ModelSerializer):
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class Meta:
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model = SaleProduct
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fields = ['sale', 'iproduct']
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def create(self, validated_data):
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with transaction.atomic():
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validated_data['number'] = validated_data['iproduct'].number
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instance = SaleProduct.objects.create(**validated_data)
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sale = instance.sale
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sale.count = SaleProduct.objects.filter(sale=instance.sale).count()
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sale.save()
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order = sale.order
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if order:
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if sale.count+order.delivered_count>order.count:
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raise exceptions.APIException('超过订单所需数量')
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return instance
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class SPackItemSerializer(serializers.ModelSerializer):
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name = serializers.CharField(source='packitem.name', read_only=True)
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specification = serializers.CharField(source='packitem.specification', read_only=True)
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unit = serializers.CharField(source='packitem.unit', read_only=True)
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material_ = MaterialSimpleSerializer(source='packitem.material', read_only=True)
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class Meta:
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model = SalePack
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fields = '__all__'
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class SaleProductPackDetailSerializer(serializers.ModelSerializer):
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detail = serializers.SerializerMethodField()
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class Meta:
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model = SaleProduct
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fields = ['packnum', 'detail', 'remark']
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def get_detail(self, obj):
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return SPackItemSerializer(instance=SalePack.objects.filter(sale_product=obj)
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, many=True).data
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class SPackItemCreateSerializer(serializers.Serializer):
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id = serializers.PrimaryKeyRelatedField(queryset=SalePack.objects.all())
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count = serializers.IntegerField()
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class SaleProductPackSerializer(serializers.ModelSerializer):
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detail = SPackItemCreateSerializer(many=True)
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packnum = serializers.CharField(min_length=6)
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class Meta:
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model = SaleProduct
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fields = ['packnum', 'detail', 'remark']
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class SRemarkItemCreateSerializer(serializers.Serializer):
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remark = serializers.CharField(min_length=6)
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class SaleUpShipPicSerializer(serializers.Serializer):
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path = serializers.CharField(min_length=4, max_length=200)
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