mirror of
https://github.com/himool/HimoolERP.git
synced 2024-11-15 11:58:42 +08:00
358 lines
17 KiB
Python
358 lines
17 KiB
Python
from extensions.common.schema import *
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from extensions.common.base import *
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from extensions.permissions import *
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from extensions.exceptions import *
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from extensions.viewsets import *
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from apps.purchase.serializers import *
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from apps.purchase.permissions import *
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from apps.purchase.filters import *
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from apps.purchase.schemas import *
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from apps.purchase.models import *
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from apps.goods.models import *
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from apps.flow.models import *
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from apps.stock_in.models import *
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from apps.stock_out.models import *
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class PurchaseOrderViewSet(BaseViewSet, ListModelMixin, RetrieveModelMixin, CreateModelMixin):
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"""采购单据"""
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serializer_class = PurchaseOrderSerializer
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permission_classes = [IsAuthenticated, PurchaseOrderPermission]
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filterset_class = PurchaseOrderFilter
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search_fields = ['number', 'supplier__number', 'supplier__name', 'remark']
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ordering_fields = ['id', 'number', 'total_quantity', 'total_amount', 'create_time']
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select_related_fields = ['warehouse', 'supplier', 'handler', 'creator']
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prefetch_related_fields = ['purchase_goods_set', 'purchase_goods_set__goods',
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'purchase_goods_set__goods__unit',
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'purchase_accounts', 'purchase_accounts__account']
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queryset = PurchaseOrder.objects.all()
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@transaction.atomic
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def perform_create(self, serializer):
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purchase_order = serializer.save()
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if purchase_order.enable_auto_stock_in:
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# 同步库存, 流水
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inventory_flows = []
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for purchase_goods in purchase_order.purchase_goods_set.all():
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inventory = Inventory.objects.get(warehouse=purchase_order.warehouse,
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goods=purchase_goods.goods, team=self.team)
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quantity_before = inventory.total_quantity
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quantity_change = purchase_goods.purchase_quantity
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quantity_after = NP.plus(quantity_before, quantity_change)
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inventory_flows.append(InventoryFlow(
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warehouse=purchase_order.warehouse, goods=purchase_goods.goods,
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type=InventoryFlow.Type.PURCHASE, quantity_before=quantity_before,
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quantity_change=quantity_change, quantity_after=quantity_after,
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purchase_order=purchase_order, creator=self.user, team=self.team
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))
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inventory.total_quantity = quantity_after
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inventory.save(update_fields=['total_quantity'])
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else:
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InventoryFlow.objects.bulk_create(inventory_flows)
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else:
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# 创建入库单据
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stock_in_order_number = StockInOrder.get_number(team=self.team)
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stock_in_order = StockInOrder.objects.create(
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number=stock_in_order_number, warehouse=purchase_order.warehouse,
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type=StockInOrder.Type.PURCHASE, purchase_order=purchase_order,
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total_quantity=purchase_order.total_quantity,
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remain_quantity=purchase_order.total_quantity,
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creator=self.user, team=self.team
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)
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# 创建入库商品
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stock_in_goods_set = []
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for purchase_goods in purchase_order.purchase_goods_set.all():
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stock_in_goods_set.append(StockInGoods(
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stock_in_order=stock_in_order, goods=purchase_goods.goods,
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stock_in_quantity=purchase_goods.purchase_quantity,
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remain_quantity=purchase_goods.purchase_quantity, team=self.team
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))
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else:
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StockInGoods.objects.bulk_create(stock_in_goods_set)
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# 同步欠款
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supplier = purchase_order.supplier
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supplier.arrears_amount = NP.plus(supplier.arrears_amount, purchase_order.arrears_amount)
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supplier.save(update_fields=['arrears_amount'])
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# 同步账户, 流水
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if purchase_order.payment_amount > 0:
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finance_flows = []
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for purchase_account in purchase_order.purchase_accounts.all():
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account = purchase_account.account
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amount_before = account.balance_amount
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amount_change = purchase_account.payment_amount
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amount_after = NP.minus(amount_before, amount_change)
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finance_flows.append(FinanceFlow(
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account=account, type=FinanceFlow.Type.PURCHASE, amount_before=amount_before,
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amount_change=amount_change, amount_after=amount_after, purchase_order=purchase_order,
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creator=self.user, team=self.team
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))
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account.balance_amount = amount_after
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account.save(update_fields=['balance_amount'])
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else:
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FinanceFlow.objects.bulk_create(finance_flows)
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@extend_schema(responses={200: NumberResponse})
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@action(detail=False, methods=['get'])
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def number(self, request, *args, **kwargs):
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"""获取编号"""
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number = PurchaseOrder.get_number(self.team)
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return Response(data={'number': number}, status=status.HTTP_200_OK)
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@transaction.atomic
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@extend_schema(request=None, responses={200: PurchaseOrderSerializer})
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@action(detail=True, methods=['post'])
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def void(self, request, *args, **kwargs):
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"""作废"""
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purchase_order = self.get_object()
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if purchase_order.is_void:
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raise ValidationError(f'采购单据[{purchase_order.number}]已作废, 无法再次作废')
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# 同步采购单据, 采购商品
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purchase_order.is_void = True
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purchase_order.save(update_fields=['is_void'])
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if purchase_order.enable_auto_stock_in:
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# 同步库存, 流水
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inventory_flows = []
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for purchase_goods in purchase_order.purchase_goods_set.all():
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inventory = Inventory.objects.get(warehouse=purchase_order.warehouse,
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goods=purchase_goods.goods, team=self.team)
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quantity_before = inventory.total_quantity
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quantity_change = purchase_goods.purchase_quantity
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quantity_after = NP.minus(quantity_before, quantity_change)
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inventory_flows.append(InventoryFlow(
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warehouse=purchase_order.warehouse, goods=purchase_goods.goods,
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type=InventoryFlow.Type.VOID_PURCHASE, quantity_before=quantity_before,
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quantity_change=quantity_change, quantity_after=quantity_after,
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void_purchase_order=purchase_order, creator=self.user, team=self.team
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))
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inventory.total_quantity = quantity_after
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inventory.save(update_fields=['total_quantity'])
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else:
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InventoryFlow.objects.bulk_create(inventory_flows)
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else:
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# 作废入库单据
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stock_in_order = purchase_order.stock_in_order
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if stock_in_order.total_quantity != stock_in_order.remain_quantity:
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raise ValidationError(f'采购单据[{purchase_order.number}]无法作废, 已存在入库记录')
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stock_in_order.is_void = True
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stock_in_order.save(update_fields=['is_void'])
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# 同步欠款
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supplier = purchase_order.supplier
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supplier.arrears_amount = NP.minus(supplier.arrears_amount, purchase_order.arrears_amount)
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supplier.save(update_fields=['arrears_amount'])
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# 同步账户, 流水
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if purchase_order.payment_amount > 0:
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finance_flows = []
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for purchase_account in purchase_order.purchase_accounts.all():
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account = purchase_account.account
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amount_before = account.balance_amount
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amount_change = purchase_account.payment_amount
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amount_after = NP.plus(amount_before, amount_change)
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finance_flows.append(FinanceFlow(
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account=account, type=FinanceFlow.Type.VOID_PURCHASE, amount_before=amount_before,
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amount_change=amount_change, amount_after=amount_after,
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void_purchase_order=purchase_order, creator=self.user, team=self.team
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))
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account.balance_amount = amount_after
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account.save(update_fields=['balance_amount'])
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else:
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FinanceFlow.objects.bulk_create(finance_flows)
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serializer = PurchaseOrderSerializer(instance=purchase_order)
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return Response(data=serializer.data, status=status.HTTP_200_OK)
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class PurchaseReturnOrderViewSet(BaseViewSet, ListModelMixin, RetrieveModelMixin, CreateModelMixin):
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"""采购退货单据"""
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serializer_class = PurchaseReturnOrderSerializer
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permission_classes = [IsAuthenticated, PurchaseReturnOrderPermission]
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filterset_class = PurchaseReturnOrderFilter
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search_fields = ['number', 'purchase_order__number', 'supplier__number', 'supplier__name', 'remark']
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ordering_fields = ['id', 'number', 'total_quantity', 'total_amount', 'create_time']
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select_related_fields = ['purchase_order', 'warehouse', 'supplier', 'handler', 'creator']
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prefetch_related_fields = ['purchase_return_goods_set', 'purchase_return_goods_set__goods',
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'purchase_return_goods_set__goods__unit',
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'purchase_return_accounts', 'purchase_return_accounts__account']
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queryset = PurchaseReturnOrder.objects.all()
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@transaction.atomic
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def perform_create(self, serializer):
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purchase_return_order = serializer.save()
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if purchase_return_order.enable_auto_stock_out:
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# 同步库存, 流水
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inventory_flows = []
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for purchase_return_goods in purchase_return_order.purchase_return_goods_set.all():
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inventory = Inventory.objects.get(warehouse=purchase_return_order.warehouse,
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goods=purchase_return_goods.goods, team=self.team)
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quantity_before = inventory.total_quantity
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quantity_change = purchase_return_goods.return_quantity
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quantity_after = NP.minus(quantity_before, quantity_change)
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inventory_flows.append(InventoryFlow(
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warehouse=purchase_return_order.warehouse, goods=purchase_return_goods.goods,
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type=InventoryFlow.Type.PURCHASE_RETURN, quantity_before=quantity_before,
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quantity_change=quantity_change, quantity_after=quantity_after,
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purchase_return_order=purchase_return_order, creator=self.user, team=self.team
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))
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inventory.total_quantity = quantity_after
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inventory.save(update_fields=['total_quantity'])
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else:
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InventoryFlow.objects.bulk_create(inventory_flows)
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else:
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# 创建出库单据
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stock_out_order_number = StockOutOrder.get_number(team=self.team)
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stock_out_order = StockOutOrder.objects.create(
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number=stock_out_order_number, warehouse=purchase_return_order.warehouse,
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type=StockInOrder.Type.PURCHASE, purchase_return_order=purchase_return_order,
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total_quantity=purchase_return_order.total_quantity,
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remain_quantity=purchase_return_order.total_quantity,
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creator=self.user, team=self.team
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)
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# 创建出库商品
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stock_out_goods_set = []
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for purchase_return_goods in purchase_return_order.purchase_return_goods_set.all():
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stock_out_goods_set.append(StockOutGoods(
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stock_out_order=stock_out_order, goods=purchase_return_goods.goods,
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stock_out_quantity=purchase_return_goods.return_quantity, team=self.team
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))
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else:
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StockOutGoods.objects.bulk_create(stock_out_goods_set)
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# 同步欠款
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supplier = purchase_return_order.supplier
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supplier.arrears_amount = NP.minus(supplier.arrears_amount, purchase_return_order.arrears_amount)
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supplier.save(update_fields=['arrears_amount'])
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# 同步账户, 流水
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if purchase_return_order.collection_amount > 0:
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finance_flows = []
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for purchase_return_account in purchase_return_order.purchase_return_accounts.all():
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account = purchase_return_account.account
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amount_before = account.balance_amount
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amount_change = purchase_return_account.collection_amount
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amount_after = NP.plus(amount_before, amount_change)
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finance_flows.append(FinanceFlow(
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account=account, type=FinanceFlow.Type.PURCHASE_RETURN, amount_before=amount_before,
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amount_change=amount_change, amount_after=amount_after,
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purchase_return_order=purchase_return_order, creator=self.user, team=self.team
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))
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account.balance_amount = amount_after
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account.save(update_fields=['balance_amount'])
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else:
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FinanceFlow.objects.bulk_create(finance_flows)
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@extend_schema(responses={200: NumberResponse})
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@action(detail=False, methods=['get'])
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def number(self, request, *args, **kwargs):
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"""获取编号"""
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number = PurchaseReturnOrder.get_number(self.team)
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return Response(data={'number': number}, status=status.HTTP_200_OK)
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@transaction.atomic
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@extend_schema(request=None, responses={200: PurchaseReturnOrderSerializer})
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@action(detail=True, methods=['post'])
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def void(self, request, *args, **kwargs):
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"""作废"""
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purchase_return_order = self.get_object()
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if purchase_return_order.is_void:
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raise ValidationError(f'采购退货单据[{purchase_return_order.number}]已作废, 无法再次作废')
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# 同步采购退货单据, 采购退货商品
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purchase_return_order.is_void = True
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purchase_return_order.save(update_fields=['is_void'])
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if purchase_return_order.enable_auto_stock_out:
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# 同步库存, 流水
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inventory_flows = []
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for purchase_return_goods in purchase_return_order.purchase_return_goods_set.all():
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inventory = Inventory.objects.get(warehouse=purchase_return_order.warehouse,
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goods=purchase_return_goods.goods, team=self.team)
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quantity_before = inventory.total_quantity
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quantity_change = purchase_return_goods.return_quantity
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quantity_after = NP.plus(quantity_before, quantity_change)
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inventory_flows.append(InventoryFlow(
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warehouse=purchase_return_order.warehouse, goods=purchase_return_goods.goods,
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type=InventoryFlow.Type.VOID_PURCHASE_RETURN, quantity_before=quantity_before,
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quantity_change=quantity_change, quantity_after=quantity_after,
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void_purchase_return_order=purchase_return_order, creator=self.user, team=self.team
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))
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inventory.total_quantity = quantity_after
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inventory.save(update_fields=['total_quantity'])
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# 同步采购商品退货数量
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if purchase_goods := purchase_return_goods.purchase_goods:
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purchase_goods.return_quantity = NP.minus(purchase_goods.return_quantity,
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purchase_return_goods.return_quantity)
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purchase_goods.save(update_fields=['return_quantity'])
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else:
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InventoryFlow.objects.bulk_create(inventory_flows)
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else:
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# 作废出库单据
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stock_out_order = purchase_return_order.stock_out_order
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if stock_out_order.total_quantity != stock_out_order.remain_quantity:
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raise ValidationError(f'采购退货单据[{purchase_return_order.number}]无法作废, 已存在出库记录')
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stock_out_order.is_void = True
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stock_out_order.save(update_fields=['is_void'])
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# 同步欠款
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supplier = purchase_return_order.supplier
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supplier.arrears_amount = NP.plus(supplier.arrears_amount, purchase_return_order.arrears_amount)
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supplier.save(update_fields=['arrears_amount'])
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if purchase_return_order.collection_amount > 0:
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# 同步账户, 流水
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finance_flows = []
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for purchase_return_account in purchase_return_order.purchase_return_accounts.all():
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account = purchase_return_account.account
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amount_before = account.balance_amount
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amount_change = purchase_return_account.collection_amount
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amount_after = NP.plus(amount_before, amount_change)
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finance_flows.append(FinanceFlow(
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account=account, type=FinanceFlow.Type.VOID_PURCHASE_RETURN, amount_before=amount_before,
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amount_change=amount_change, amount_after=amount_after,
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void_purchase_return_order=purchase_return_order, creator=self.user, team=self.team
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))
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account.balance_amount = amount_after
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account.save(update_fields=['balance_amount'])
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else:
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FinanceFlow.objects.bulk_create(finance_flows)
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serializer = PurchaseReturnOrderSerializer(instance=purchase_return_order)
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return Response(data=serializer.data, status=status.HTTP_200_OK)
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__all__ = [
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'PurchaseOrderViewSet', 'PurchaseReturnOrderViewSet',
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]
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