75 lines
3.6 KiB
Python
75 lines
3.6 KiB
Python
from rest_framework.exceptions import ValidationError
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from apps.inm.models import FIFOItemProduct, IProduct, Inventory, MaterialBatch, FIFO, FIFOItem
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class InmService:
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@classmethod
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def update_inm(cls, instance:FIFO, type:int=1):
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"""
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更新库存(正反)
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"""
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if instance.type in [FIFO.FIFO_TYPE_PUR_IN, FIFO.FIFO_TYPE_DO_IN]: # 采购入库, 生产入库
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# 更新相关表
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for i in FIFOItem.objects.filter(fifo=instance):
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material = i.material
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warehouse = i.warehouse
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o1, _ = Inventory.objects.get_or_create(material=material, warehouse=warehouse, \
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defaults={'material':material, 'warehouse':warehouse, 'count':0})
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o1.count = o1.count + i.count
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o1.save()
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o2, _ = MaterialBatch.objects.get_or_create(material=material, warehouse=warehouse, batch=i.batch,\
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defaults={'material':material, 'warehouse':warehouse, 'count':0, 'batch':i.batch})
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o2.count = o2.count + i.count
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o2.save()
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material.count = material.count + i.count
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material.save()
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# 创建IProduct
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ips2 = []
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for m in FIFOItemProduct.objects.filter(fifoitem=i):
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ip = {}
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ip['warehouse'] = warehouse
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ip['batch'] = i.batch
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wp = m.wproduct
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ip['wproduct'] = wp
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ip['number'] = m.number
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ip['material'] = m.material
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ips2.append(IProduct(**ip))
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IProduct.objects.bulk_create(ips2)
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# 如果是采购入库更新采购订单表
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if instance.type == FIFO.FIFO_TYPE_PUR_IN:
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pu_order_item = i.pu_order_item
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delivered_count = pu_order_item.delivered_count + i.count
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if delivered_count > pu_order_item.count:
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raise ValidationError('超出采购订单所需量')
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pu_order_item.delivered_count = delivered_count
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pu_order_item.save()
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elif instance.type in [FIFO.FIFO_TYPE_DO_OUT, FIFO.FIFO_TYPE_SALE_OUT]: # 生产领料 销售出库
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# 更新相关表
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for i in FIFOItem.objects.filter(fifo=instance):
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material = i.material
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warehouse = i.warehouse
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o1 = Inventory.objects.get(material=material, warehouse=warehouse)
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temp_count = o1.count - i.count
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if temp_count < 0:
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raise ValidationError('库存不足,操作失败')
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o1.count = temp_count
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o1.save()
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o2 = MaterialBatch.objects.get(material=material, warehouse=warehouse, batch=i.batch)
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temp_count = o2.count - i.count
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if temp_count < 0:
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raise ValidationError('库存不足,操作失败')
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o2.count = temp_count
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o2.save()
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temp_count = material.count - i.count
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if temp_count < 0:
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raise ValidationError('库存不足,操作失败')
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material.count = temp_count
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material.save()
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# 删除IProduct
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if instance.type == FIFO.FIFO_TYPE_DO_OUT:
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# 生产领料的情况直接从IProduct中删除
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numbers = FIFOItemProduct.objects.filter(fifoitem=i).values_list('number', flat=True)
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IProduct.objects.filter(number__in=numbers).delete() |