52 lines
2.2 KiB
Python
52 lines
2.2 KiB
Python
from apps.inm.models import MIO, MIOItem, MaterialBatch
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from rest_framework.exceptions import ValidationError
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from django.db.models.aggregates import Sum
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class InmService:
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@classmethod
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def update_inm(cls, instance: MIO):
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"""
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更新库存, 暂不支持反向操作
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"""
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if instance.type in [MIO.MIO_TYPE_PUR_IN, MIO.MIO_TYPE_DO_IN, MIO.MIO_TYPE_OTHER_IN]: # 采购入库, 生产入库, 其他入库
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cls.update_mb(instance)
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if instance.type == MIO.MIO_TYPE_PUR_IN: # 需要更新订单
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from apps.pum.services import PumService
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PumService.mio_purin(instance)
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elif instance.type in [MIO.MIO_TYPE_DO_OUT, MIO.MIO_TYPE_SALE_OUT, MIO.MIO_TYPE_OTHER_OUT]: # 生产领料 销售出库
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cls.update_mb(instance, -1)
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if instance.type == MIO.MIO_TYPE_SALE_OUT:
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from apps.sam.services import SamService
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SamService.mio_saleout(instance)
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elif instance.type == MIO.MIO_TYPE_DO_OUT:
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from apps.wpm.services import pick
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pick(instance)
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@classmethod
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def update_mb(cls, instance: MIO, in_or_out: int = 1):
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"""
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更新物料批次
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"""
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for i in MIOItem.objects.filter(mio=instance):
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material = i.material
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warehouse = i.warehouse
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mb, _ = 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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if in_or_out == 1:
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mb.count = mb.count + i.count
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if mb.expiration_date is None:
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mb.expiration_date = i.expiration_date
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mb.save()
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elif in_or_out == -1:
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mb.count = mb.count - i.count
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if mb.count < 0:
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raise ValidationError('批次库存不足,操作失败')
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mb.save()
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else:
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raise ValidationError('不支持的操作')
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material.count = MaterialBatch.objects.filter(
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material=material).aggregate(total=Sum('count')).get('total', 0)
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material.save()
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