mirror of
https://github.com/himool/HimoolERP.git
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376 lines
17 KiB
Python
376 lines
17 KiB
Python
from extensions.common.base import *
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from extensions.serializers import *
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from extensions.exceptions import *
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from apps.sales.models import *
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from apps.data.models import *
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from apps.goods.models import *
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from apps.system.models import *
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from apps.finance.models import *
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class SalesOrderSerializer(BaseSerializer):
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"""销售单据"""
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class SalesGoodsSerializer(BaseSerializer):
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"""销售商品"""
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goods_number = CharField(source='goods.number', read_only=True, label='商品编号')
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goods_name = CharField(source='goods.name', read_only=True, label='商品名称')
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goods_barcode = CharField(source='goods.barcode', read_only=True, label='商品条码')
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unit_name = CharField(source='goods.unit.name', read_only=True, label='单位名称')
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class Meta:
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model = SalesGoods
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read_only_fields = ['id', 'goods_number', 'goods_name', 'goods_barcode', 'total_amount',
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'return_quantity', 'unit_name']
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fields = ['goods', 'sales_quantity', 'sales_price', *read_only_fields]
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def validate_goods(self, instance):
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instance = self.validate_foreign_key(Goods, instance, message='商品不存在')
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if not instance.is_active:
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raise ValidationError(f'商品[{instance.name}]未激活')
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return instance
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def validate_sales_quantity(self, value):
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if value <= 0:
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raise ValidationError('销售数量小于或等于零')
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return value
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def validate_sales_price(self, value):
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if value <= 0:
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raise ValidationError('销售单价小于或等于零')
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return value
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class SalesAccountSerializer(BaseSerializer):
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"""销售结算账户"""
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account_number = CharField(source='account.number', read_only=True, label='账户编号')
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account_name = CharField(source='account.name', read_only=True, label='账户名称')
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class Meta:
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model = SalesAccount
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read_only_fields = ['id', 'account_number', 'account_name']
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fields = ['account', 'collection_amount', *read_only_fields]
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def validate_account(self, instance):
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instance = self.validate_foreign_key(Account, instance, message='账户不存在')
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if not instance.is_active:
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raise ValidationError(f'账户[{instance.name}]未激活')
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return instance
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def validate_collection_amount(self, value):
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if value <= 0:
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raise ValidationError('收款金额小于或等于零')
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return value
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warehouse_number = CharField(source='warehouse.number', read_only=True, label='仓库编号')
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warehouse_name = CharField(source='warehouse.name', read_only=True, label='仓库名称')
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client_number = CharField(source='client.number', read_only=True, label='客户编号')
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client_name = CharField(source='client.name', read_only=True, label='客户名称')
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handler_name = CharField(source='handler.name', read_only=True, label='经手人名称')
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creator_name = CharField(source='creator.name', read_only=True, label='创建人名称')
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sales_goods_items = SalesGoodsSerializer(source='sales_goods_set', many=True, label='销售商品')
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sales_account_items = SalesAccountSerializer(
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source='sales_accounts', required=False, many=True, label='收款账户')
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class Meta:
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model = SalesOrder
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read_only_fields = ['id', 'warehouse_number', 'warehouse_name', 'client_number', 'client_name',
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'handler_name', 'total_quantity', 'total_amount', 'collection_amount',
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'arrears_amount', 'is_void', 'enable_auto_stock_out', 'creator',
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'creator_name', 'create_time']
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fields = ['number', 'warehouse', 'client', 'handler', 'handle_time', 'discount', 'other_amount',
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'remark', 'sales_goods_items', 'sales_account_items', *read_only_fields]
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def validate_number(self, value):
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self.validate_unique({'number': value}, message=f'编号[{value}]已存在')
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return value
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def validate_warehouse(self, instance):
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instance = self.validate_foreign_key(Warehouse, instance, message='仓库不存在')
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if not instance.is_active:
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raise ValidationError(f'仓库[{instance.name}]未激活')
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if not instance.is_locked:
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raise ValidationError(f'仓库[{instance.name}]已锁定')
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return instance
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def validate_client(self, instance):
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instance = self.validate_foreign_key(Client, instance, message='客户不存在')
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if not instance.is_active:
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raise ValidationError(f'客户[{instance.name}]未激活')
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return instance
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def validate_handler(self, instance):
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instance = self.validate_foreign_key(User, instance, message='经手人不存在')
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if not instance.is_active:
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raise ValidationError(f'经手人[{instance.name}]未激活')
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return instance
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def validate_discount(self, value):
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if value <= 0:
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raise ValidationError('整单折扣小于或等于零')
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return value
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def validate_other_amount(self, value):
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if value < 0:
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raise ValidationError('其他费用小于零')
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return value
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@transaction.atomic
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def create(self, validated_data):
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sales_goods_items = validated_data.pop('sales_goods_set')
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sales_account_items = validated_data.pop('sales_accounts', [])
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validated_data['enable_auto_stock_out'] = self.team.enable_auto_stock_out
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validated_data['creator'] = self.user
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sales_order = super().create(validated_data)
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total_sales_quantity = 0
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total_sales_amount = 0
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# 创建销售商品
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sales_goods_set = []
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for sales_goods_item in sales_goods_items:
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sales_quantity = sales_goods_item['sales_quantity']
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sales_price = sales_goods_item['sales_price']
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total_amount = NP.times(sales_quantity, sales_price)
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sales_goods_set.append(SalesGoods(
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sales_order=sales_order, goods=sales_goods_item['goods'], sales_quantity=sales_quantity,
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sales_price=sales_price, total_amount=total_amount, team=self.team
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))
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total_sales_quantity = NP.plus(total_sales_quantity, sales_quantity)
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total_sales_amount = NP.plus(total_sales_amount, total_amount)
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else:
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SalesGoods.objects.bulk_create(sales_goods_set)
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total_sales_amount = NP.times(total_sales_amount, sales_order.discount)
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total_sales_amount = NP.plus(total_sales_amount, sales_order.other_amount)
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sales_order.total_quantity = total_sales_quantity
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sales_order.total_amount = total_sales_amount
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total_collection_amount = 0
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if sales_account_items:
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# 创建销售结算账户
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sales_accounts = []
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for sales_account_item in sales_account_items:
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collection_amount = sales_account_item['collection_amount']
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sales_accounts.append(SalesAccount(
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sales_order=sales_order, account=sales_account_item['account'],
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collection_amount=collection_amount, team=self.team
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))
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total_collection_amount = NP.plus(total_collection_amount, collection_amount)
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else:
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SalesAccount.objects.bulk_create(sales_accounts)
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sales_order.collection_amount = total_collection_amount
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sales_order.arrears_amount = NP.minus(total_sales_amount, total_collection_amount)
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sales_order.save(update_fields=['total_quantity', 'total_amount', 'collection_amount',
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'arrears_amount', 'collection_order'])
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return sales_order
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class SalesReturnOrderSerializer(BaseSerializer):
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"""销售退货单据"""
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class SalesReturnGoodsSerializer(BaseSerializer):
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"""销售退货商品"""
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goods_number = CharField(source='goods.number', read_only=True, label='商品编号')
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goods_name = CharField(source='goods.name', read_only=True, label='商品名称')
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goods_barcode = CharField(source='goods.barcode', read_only=True, label='商品条码')
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unit_name = CharField(source='goods.unit.name', read_only=True, label='单位名称')
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class Meta:
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model = SalesReturnGoods
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read_only_fields = ['id', 'goods_number', 'goods_name', 'goods_barcode',
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'total_amount', 'unit_name']
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fields = ['sales_goods', 'goods', 'return_quantity', 'return_price', *read_only_fields]
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def validate_sales_goods(self, instance):
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instance = self.validate_foreign_key(SalesGoods, instance, message='销售商品不存在')
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if instance.is_void:
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raise ValidationError(f'销售商品[{instance.name}]已作废')
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return instance
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def validate_goods(self, instance):
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instance = self.validate_foreign_key(Goods, instance, message='商品不存在')
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if not instance.is_active:
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raise ValidationError(f'商品[{instance.name}]未激活')
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return instance
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def validate_return_quantity(self, value):
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if value <= 0:
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raise ValidationError('退货数量小于或等于零')
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return value
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def validate_return_price(self, value):
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if value <= 0:
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raise ValidationError('退货单价小于或等于零')
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return value
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class SalesReturnAccountSerializer(BaseSerializer):
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"""销售退货结算账户"""
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account_number = CharField(source='account.number', read_only=True, label='账户编号')
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account_name = CharField(source='account.name', read_only=True, label='账户名称')
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class Meta:
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model = SalesReturnAccount
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read_only_fields = ['id', 'account_number', 'account_name']
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fields = ['account', 'payment_amount', *read_only_fields]
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def validate_account(self, instance):
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instance = self.validate_foreign_key(Account, instance, message='账户不存在')
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if not instance.is_active:
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raise ValidationError(f'账户[{instance.name}]未激活')
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return instance
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def validate_payment_amount(self, value):
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if value <= 0:
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raise ValidationError('付款金额小于或等于零')
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return value
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sales_order_number = CharField(source='sales_order.number', read_only=True, label='销售单据编号')
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warehouse_number = CharField(source='warehouse.number', read_only=True, label='仓库编号')
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warehouse_name = CharField(source='warehouse.name', read_only=True, label='仓库名称')
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client_number = CharField(source='client.number', read_only=True, label='客户编号')
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client_name = CharField(source='client.name', read_only=True, label='客户名称')
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handler_name = CharField(source='handler.name', read_only=True, label='经手人名称')
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creator_name = CharField(source='creator.name', read_only=True, label='创建人名称')
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sales_return_goods_items = SalesReturnGoodsSerializer(
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source='sales_return_goods_set', many=True, label='销售退货商品')
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sales_return_account_items = SalesReturnAccountSerializer(
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source='sales_return_accounts', required=False, many=True, label='销售退货结算账户')
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class Meta:
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model = SalesReturnOrder
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read_only_fields = ['id', 'sales_order_number', 'warehouse_number', 'warehouse_name',
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'client_number', 'client_name', 'handler_name', 'total_quantity',
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'total_amount', 'payment_amount', 'arrears_amount', 'is_void',
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'enable_auto_stock_in', 'creator', 'creator_name', 'create_time']
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fields = ['number', 'sales_order', 'warehouse', 'client', 'handler', 'handle_time',
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'remark', 'other_amount', 'sales_return_goods_items',
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'sales_return_account_items', *read_only_fields]
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def validate_number(self, value):
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self.validate_unique({'number': value}, message=f'编号[{value}]已存在')
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return value
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def validate_sales_order(self, instance):
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instance = self.validate_foreign_key(SalesOrder, instance, message='销售单据不存在')
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if instance.is_void:
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raise ValidationError(f'销售单据[{instance.name}]已作废')
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return instance
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def validate_warehouse(self, instance):
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instance = self.validate_foreign_key(Warehouse, instance, message='仓库不存在')
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if not instance.is_active:
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raise ValidationError(f'仓库[{instance.name}]未激活')
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if not instance.is_locked:
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raise ValidationError(f'仓库[{instance.name}]已锁定')
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return instance
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def validate_client(self, instance):
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instance = self.validate_foreign_key(Client, instance, message='客户不存在')
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if not instance.is_active:
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raise ValidationError(f'客户[{instance.name}]未激活')
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return instance
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def validate_handler(self, instance):
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instance = self.validate_foreign_key(User, instance, message='经手人不存在')
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if not instance.is_active:
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raise ValidationError(f'经手人[{instance.name}]未激活')
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return instance
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def validate_other_amount(self, value):
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if value < 0:
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raise ValidationError('其他费用小于零')
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return value
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def validate(self, attrs):
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if sales_order := attrs.get('sales_order'):
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if sales_order.warehouse != attrs['warehouse']:
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raise ValidationError(f'销售单据[{sales_order.number}]选择错误')
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if sales_order.client != attrs['client']:
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raise ValidationError(f'销售单据[{sales_order.number}]选择错误')
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return super().validate(attrs)
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@transaction.atomic
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def create(self, validated_data):
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sales_return_goods_items = validated_data.pop('sales_return_goods_set')
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sales_return_account_items = validated_data.pop('sales_return_accounts', [])
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validated_data['enable_auto_stock_in'] = self.team.enable_auto_stock_in
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validated_data['creator'] = self.user
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sales_return_order = super().create(validated_data)
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total_return_quantity = 0
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total_return_amount = 0
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# 创建销售退货商品
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sales_return_goods_set = []
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for sales_return_goods_item in sales_return_goods_items:
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goods = sales_return_goods_item['goods']
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return_quantity = sales_return_goods_item['return_quantity']
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sales_goods = None
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if sales_order := sales_return_order.sales_order:
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if not (sales_goods := sales_return_goods_item.get('sales_goods')):
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raise ValidationError(f'销售单据[{sales_order.number}]不存在商品[{goods.name}]')
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sales_goods.return_quantity = NP.plus(sales_goods.return_quantity, return_quantity)
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if sales_goods.return_quantity > sales_goods.sales_quantity:
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raise ValidationError(f'退货商品[{goods.name}]退货数量错误')
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# 同步销售商品退货数量
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sales_goods.save(update_fields=['return_quantity'])
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return_price = sales_return_goods_item['return_price']
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total_amount = NP.times(return_quantity, return_price)
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sales_return_goods_set.append(SalesReturnGoods(
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sales_return_order=sales_return_order, sales_goods=sales_goods,
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goods=goods, return_quantity=return_quantity, return_price=return_price,
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total_amount=total_amount, team=self.team
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))
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total_return_quantity = NP.plus(total_return_quantity, return_quantity)
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total_return_amount = NP.plus(total_return_amount, total_amount)
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else:
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SalesReturnGoods.objects.bulk_create(sales_return_goods_set)
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total_return_amount = NP.plus(total_return_amount, sales_return_order.other_amount)
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sales_return_order.total_quantity = total_return_quantity
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sales_return_order.total_amount = total_return_amount
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total_payment_amount = 0
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if sales_return_account_items:
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# 创建销售退货结算账户
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sales_return_accounts = []
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for sales_return_account_item in sales_return_account_items:
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payment_amount = sales_return_account_item['payment_amount']
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sales_return_accounts.append(SalesReturnAccount(
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sales_return_order=sales_return_order, account=sales_return_account_item['account'],
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payment_amount=payment_amount, team=self.team
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))
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total_payment_amount = NP.plus(total_payment_amount, payment_amount)
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else:
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SalesReturnAccount.objects.bulk_create(sales_return_accounts)
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sales_return_order.payment_amount = total_payment_amount
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sales_return_order.arrears_amount = NP.minus(total_return_amount, total_payment_amount)
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sales_return_order.save(update_fields=['total_quantity', 'total_amount', 'payment_amount',
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'arrears_amount'])
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return sales_return_order
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__all__ = [
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'SalesOrderSerializer', 'SalesReturnOrderSerializer',
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]
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