493 lines
20 KiB
Python
493 lines
20 KiB
Python
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# coding=utf-8
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import csv
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import os
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import datetime
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import decimal
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from django.db import transaction
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from django.db import models
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from django import forms
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from mis import settings
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from django.utils.text import force_text
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from django.db import transaction
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from django.contrib.auth.models import User
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from django.utils.translation import ugettext_lazy as _
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from common import generic
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from common import const
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from basedata.models import Material,Warehouse,Measure,Organization,Project
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from selfhelp.models import WorkOrder
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from purchase.models import PurchaseOrder,POItem
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class Inventory(generic.BO):
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"""
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库存信息
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"""
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index_weight = 1
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org = models.ForeignKey(Organization,verbose_name=_("organization"),blank=True,null=True)
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warehouse = models.ForeignKey(Warehouse,verbose_name=_("warehouse"))
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material = models.ForeignKey(Material,verbose_name=_("material"))
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measure = models.ForeignKey(Measure,verbose_name=_("measure"))
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cnt = models.DecimalField(_("count"),max_digits=14,decimal_places=4)
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batch = models.CharField(_("batch"),max_length=const.DB_CHAR_NAME_20,blank=True,null=True)
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price = models.DecimalField(_("price"),max_digits=14,decimal_places=4)
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def __unicode__(self):
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des = self.material.spec or ''
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return u'%s %s %s' % (self.material.code,self.material.name,des)
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class Meta:
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verbose_name = _("Inventory")
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verbose_name_plural = _("Inventory")
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ordering = ['material']
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class InitialInventory(generic.BO):
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"""
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期初库存
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"""
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STATUS = (
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('0', _("NEW")),
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('9', _("EXECUTED"))
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)
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index_weight = 9
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code = models.CharField(_("code"),max_length=const.DB_CHAR_NAME_20,blank=True,null=True)
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org = models.ForeignKey(Organization,verbose_name=_("organization"),blank=True,null=True)
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title = models.CharField(_("title"),max_length=const.DB_CHAR_NAME_40)
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user = models.ForeignKey(User,verbose_name=_("user"),blank=True,null=True)
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status = models.CharField(_("status"),max_length=const.DB_CHAR_CODE_2,default='0',choices=STATUS)
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execute_time = models.DateTimeField(_("execute time"),blank=True,null=True)
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attach = models.FileField(_('attach'),blank=True,null=True,upload_to='inventory',help_text=u'参考FD0002模板文档')
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amount = models.DecimalField(_('money of amount'),max_digits=14,decimal_places=4,blank=True,null=True)
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def save(self, force_insert=False, force_update=False, using=None,
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update_fields=None):
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super(InitialInventory,self).save(force_insert,force_update,using,update_fields)
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count = InitItem.objects.filter(master=self).count()
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if self.attach and count == 0:
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path = os.path.join(settings.MEDIA_ROOT,self.attach.name)
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reader = csv.reader(open(path,'r'))
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index = 0
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with transaction.atomic():
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for code,name,description,unit_code,unit_name,warehouse_code,warehouse_name,price,cnt in reader:
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index+=1
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if index == 1:
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continue
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material = None
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measure = None
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house = None
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try:
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measure = Measure.objects.get(code=unit_code)
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except Exception,e:
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measure = Measure.objects.create(code=unit_code,name=force_text(unit_name.decode('gbk')))
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try:
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house = Warehouse.objects.get(code=warehouse_code)
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except Exception,e:
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house = Warehouse.objects.create(code=warehouse_code,name=force_text(warehouse_name.decode('gbk')))
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try:
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material = Material.objects.get(code=code)
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except Exception,e:
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material = Material(code=code,name=force_text(name.decode('gbk')),spec=force_text(description.decode('gbk')),warehouse=house)
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material.stock_price = price
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material.save()
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InitItem.objects.create(master=self,material=material,price=price,cnt=cnt,warehouse=house,measure=measure,source=self.code)
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def init_entry(self,request=None):
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"""
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执行期初入库
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"""
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count = InitItem.objects.filter(master=self).count()
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if count > 0:
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with transaction.atomic():
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total_amount = 0
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for item in InitItem.objects.filter(master=self).all():
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Inventory.objects.create(material=item.material,price=item.price,cnt=item.cnt,warehouse=item.warehouse,measure=item.measure)
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item.status = 1
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item.event_time = datetime.datetime.now()
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item.source = self.code
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item.save()
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item.material.stock_price = item.price
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if item.material.measure.count() == 0:
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item.material.measure.add(item.measure)
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item.material.save()
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total_amount += item.price*item.cnt
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self.amount = total_amount
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self.status = '9'
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self.execute_time = datetime.datetime.now()
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self.save()
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else:
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raise Exception(_("none material was found"))
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class Meta:
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verbose_name = _("Initial Inventory")
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verbose_name_plural = _("Initial Inventory")
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class StockIn(generic.BO):
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"""
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入库单
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"""
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STATUS = (
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('0', _("NEW")),
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('1', _("QUALITY TESTING")),
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('9', _("EXECUTED"))
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)
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index_weight = 3
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code = models.CharField(_("code"),max_length=const.DB_CHAR_NAME_20,blank=True,null=True)
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org = models.ForeignKey(Organization,verbose_name=_("organization"),blank=True,null=True)
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warehouse = models.ForeignKey(Warehouse,verbose_name=_("warehouse"))
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title = models.CharField(_("title"),max_length=const.DB_CHAR_NAME_40)
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user = models.ForeignKey(User,verbose_name=_("user"),blank=True,null=True)
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status = models.CharField(_("status"),max_length=const.DB_CHAR_CODE_2,default='0',choices=STATUS)
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execute_time = models.DateTimeField(_("execute time"),blank=True,null=True)
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po = models.ForeignKey(PurchaseOrder,verbose_name=_("purchase order"),null=True,limit_choices_to={"entry_status":"0"},blank=True)
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amount = models.DecimalField(_("stock in money of amount"),max_digits=14,decimal_places=4,blank=True,null=True)
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batch = models.CharField(_("batch"),max_length=const.DB_CHAR_NAME_20,blank=True,null=True)
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def money_of_amount(self):
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if self.amount:
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return self.amount
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else:
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return 0.00
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def entry_time(self):
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if self.execute_time:
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return self.execute_time
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else:
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return ''
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money_of_amount.short_description = _("stock in money of amount")
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entry_time.short_description = _("entry time")
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def action_entry(self,request):
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"""
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执行入库操作
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"""
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if self.initem_set.count() > 0:
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with transaction.atomic():
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total_amount = decimal.Decimal(0)
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for item in self.initem_set.filter(status=0).all():
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try:
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inventory = Inventory.objects.get(warehouse=self.warehouse,material=item.material,measure=item.measure)
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if inventory.price != item.price:
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at = decimal.Decimal(inventory.price*inventory.cnt+item.price*item.cnt)
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ac = decimal.Decimal(inventory.cnt+item.cnt)
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average = at/ac
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inventory.price = average
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item.material.stock_price = average
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item.material.save()
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inventory.cnt += item.cnt
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inventory.save()
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total_amount += item.price*item.cnt
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except Exception,e:
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Inventory.objects.create(warehouse=self.warehouse,material=item.material,measure=item.measure,
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cnt=item.cnt,price=item.price,org=self.org)
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item.material.stock_price = item.price
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item.material.save()
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item.status=1
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item.event_time = datetime.datetime.now()
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item.source = self.code
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item.save()
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total_amount += item.price*item.cnt
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# saving the purchase item
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item.po_item.is_in_stock = 1
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item.po_item.in_stock_time = datetime.datetime.now()
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item.po_item.entry_cnt = item.cnt
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item.po_item.save()
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none_zero_left = POItem.objects.filter(po=item.po_item.po,left_cnt__gt=0).count()
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if none_zero_left == 0:
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item.po_item.po.status = '99'
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item.po_item.po.entry_status = 1
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item.po_item.po.entry_time = datetime.datetime.now()
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item.po_item.po.save()
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# saving stock in item status
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item.status = 1
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item.event_time = datetime.datetime.now()
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# updating master's record
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self.status = 9
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self.execute_time = datetime.datetime.now()
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self.amount = total_amount
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self.save()
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class Meta:
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verbose_name = _("StockIn")
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verbose_name_plural = _("StockIn")
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class StockOut(generic.BO):
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"""
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领料单
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"""
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STATUS = (
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('0', _("NEW")),
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('1', _("IN PROGRESS")),
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('9', _("EXECUTED"))
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)
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index_weight = 2
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code = models.CharField(_("code"),max_length=const.DB_CHAR_NAME_20,blank=True,null=True)
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org = models.ForeignKey(Organization,verbose_name=_("organization"),blank=True,null=True)
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title = models.CharField(_("title"),max_length=const.DB_CHAR_NAME_40)
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project = models.ForeignKey(Project,verbose_name=_("project"),blank=True,null=True)
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wo = models.ForeignKey(WorkOrder,verbose_name=_("work order"),blank=True,null=True)
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description = models.TextField(_("description"),blank=True,null=True)
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amount = models.DecimalField(_("money of amount"),max_digits=14,decimal_places=4,blank=True,null=True)
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user = models.ForeignKey(User,verbose_name=_("out user"),blank=True,null=True)
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status = models.CharField(_("status"),max_length=const.DB_CHAR_CODE_2,default='0',choices=STATUS)
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execute_time = models.DateTimeField(_("execute time"),blank=True,null=True)
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def out_amount(self):
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return self.amount or ''
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def out_time(self):
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return self.execute_time or ''
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out_time.short_description = _('stock out time')
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out_amount.short_description = _('stock out amount')
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def action_out(self,request=None):
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"""
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执行出库操作
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"""
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if self.outitem_set.count() > 0:
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with transaction.atomic():
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total = decimal.Decimal(0)
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for item in OutItem.objects.filter(master=self).all():
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if item.inventory.cnt < item.cnt:
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raise Exception('%s does not meets required' % item.material)
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if item.cnt:
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total += item.cnt * item.inventory.price
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item.inventory.cnt -= item.cnt
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item.status = 1
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item.price = item.inventory.price
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item.event_time = datetime.datetime.now()
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item.inventory.save()
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item.source=self.code
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item.save()
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if total > 0:
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self.amount = total
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self.status = '9'
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self.execute_time = datetime.datetime.now()
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self.save()
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class Meta:
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verbose_name = _("StockOut")
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verbose_name_plural = _("StockOut")
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class WareReturn(generic.BO):
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"""
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返库单
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"""
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STATUS = (
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('0', _("NEW")),
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('1', _("IN PROGRESS")),
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('9', _("EXECUTED"))
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)
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index_weight = 5
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code = models.CharField(_("code"),max_length=const.DB_CHAR_NAME_20,blank=True,null=True)
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org = models.ForeignKey(Organization,verbose_name=_("organization"),blank=True,null=True)
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title = models.CharField(_("title"),max_length=const.DB_CHAR_NAME_40)
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out = models.ForeignKey(StockOut,verbose_name=_('StockOut'))
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amount = models.DecimalField(_("money of amount"),max_digits=14,decimal_places=4,blank=True,null=True)
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user = models.ForeignKey(User,verbose_name=_("out user"),blank=True,null=True)
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status = models.CharField(_("status"),max_length=const.DB_CHAR_CODE_2,default='0',choices=STATUS)
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execute_time = models.DateTimeField(_("execute time"),blank=True,null=True)
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def save(self, force_insert=False, force_update=False, using=None,
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update_fields=None):
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super(WareReturn,self).save(force_insert,force_update,using,update_fields)
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item_count = ReturnItem.objects.filter(master=self).count()
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if self.out and item_count == 0:
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for out_item in OutItem.objects.filter(master=self.out):
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ReturnItem.objects.create(master=self,out_item=out_item,material=out_item.material,price=out_item.price,
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measure=out_item.measure,warehouse=out_item.warehouse,out_cnt=out_item.cnt,cnt=out_item.cnt)
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def action_return(self,request):
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with transaction.atomic():
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total_amount = decimal.Decimal(0)
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for item in ReturnItem.objects.filter(master=self):
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if item.cnt > item.out_item.cnt or item.cnt < 0:
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raise Exception('%s cnt is invalid,out is %s,return is %s' % (item.material,item.out_cnt,item.cnt))
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item.event_time = datetime.datetime.now()
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item.source = self.code
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item.status = 1
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item.out_item.inventory.cnt += item.cnt
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item.out_item.inventory.save()
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item.save()
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total_amount += item.price * item.cnt
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self.amount = total_amount
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self.status = '9'
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self.execute_time = datetime.datetime.now()
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self.save()
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class Meta:
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verbose_name = _("ware return")
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verbose_name_plural = _("ware return")
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class WareAdjust(generic.BO):
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"""
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库存调整
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"""
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STATUS = (
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('0', _("NEW")),
|
||
|
|
('1', _("IN PROGRESS")),
|
||
|
|
('9', _("EXECUTED"))
|
||
|
|
)
|
||
|
|
index_weight = 4
|
||
|
|
code = models.CharField(_("code"),max_length=const.DB_CHAR_NAME_20,blank=True,null=True)
|
||
|
|
org = models.ForeignKey(Organization,verbose_name=_("organization"),blank=True,null=True)
|
||
|
|
title = models.CharField(_("title"),max_length=const.DB_CHAR_NAME_40)
|
||
|
|
description = models.TextField(_("description"),blank=True,null=True)
|
||
|
|
user = models.ForeignKey(User,verbose_name=_("out user"),blank=True,null=True)
|
||
|
|
status = models.CharField(_("status"),max_length=const.DB_CHAR_CODE_2,default='0',choices=STATUS)
|
||
|
|
execute_time = models.DateTimeField(_("execute time"),blank=True,null=True)
|
||
|
|
|
||
|
|
def action_adjust(self,request):
|
||
|
|
with transaction.atomic():
|
||
|
|
for item in AdjustItem.objects.filter(master=self,status=0):
|
||
|
|
inventory = item.inventory
|
||
|
|
if item.prop == '+':
|
||
|
|
inventory.cnt += item.cnt
|
||
|
|
else:
|
||
|
|
inventory.cnt -= item.cnt
|
||
|
|
inventory.save()
|
||
|
|
item.status = 1
|
||
|
|
item.event_time = datetime.datetime.now()
|
||
|
|
item.source = self.code
|
||
|
|
item.save()
|
||
|
|
self.status = '9'
|
||
|
|
self.execute_time = datetime.datetime.now()
|
||
|
|
self.save()
|
||
|
|
|
||
|
|
class Meta:
|
||
|
|
verbose_name = _("ware adjust")
|
||
|
|
verbose_name_plural = _("ware adjust")
|
||
|
|
|
||
|
|
|
||
|
|
class InOutDetail(models.Model):
|
||
|
|
"""
|
||
|
|
in out detail
|
||
|
|
"""
|
||
|
|
|
||
|
|
PROP = (
|
||
|
|
('+', _("PLUS")),
|
||
|
|
('-', _("MINUS"))
|
||
|
|
)
|
||
|
|
|
||
|
|
create_time = models.DateTimeField(_("create time"),auto_now_add=True)
|
||
|
|
status = models.BooleanField(_("executed"),default=0)
|
||
|
|
event_time = models.DateTimeField(_("event time"),blank=True,null=True)
|
||
|
|
warehouse = models.ForeignKey(Warehouse,verbose_name=_("warehouse"),blank=True,null=True)
|
||
|
|
material = models.ForeignKey(Material,verbose_name=_("material"),limit_choices_to={"is_virtual":"0"},blank=True,null=True)
|
||
|
|
measure = models.ForeignKey(Measure,verbose_name=_("measure"),blank=True,null=True)
|
||
|
|
cnt = models.DecimalField(_("count"),max_digits=14,decimal_places=4,blank=True,null=True)
|
||
|
|
batch = models.CharField(_("batch"),max_length=const.DB_CHAR_NAME_20,blank=True,null=True)
|
||
|
|
price = models.DecimalField(_("price"),max_digits=14,decimal_places=4,blank=True,null=True)
|
||
|
|
prop = models.CharField(_("plus or minus property"),max_length=const.DB_CHAR_CODE_2,choices=PROP,default='+')
|
||
|
|
source = models.CharField(_("source"),max_length=const.DB_CHAR_NAME_20,blank=True,null=True)
|
||
|
|
|
||
|
|
|
||
|
|
class InitItem(InOutDetail):
|
||
|
|
"""
|
||
|
|
期初入库明细
|
||
|
|
"""
|
||
|
|
master = models.ForeignKey(InitialInventory)
|
||
|
|
|
||
|
|
class Meta:
|
||
|
|
verbose_name = _("init item")
|
||
|
|
verbose_name_plural = _("init item")
|
||
|
|
|
||
|
|
|
||
|
|
class InItem(InOutDetail):
|
||
|
|
"""
|
||
|
|
入库单明细
|
||
|
|
"""
|
||
|
|
master = models.ForeignKey(StockIn)
|
||
|
|
po_item = models.ForeignKey(POItem,verbose_name=_("po item"),blank=True,null=True)
|
||
|
|
|
||
|
|
def get_new_price(self):
|
||
|
|
if self.po_item and self.master.warehouse:
|
||
|
|
try:
|
||
|
|
inventory = Inventory.objects.get(warehouse=self.master.warehouse,material=self.material,measure=self.measure)
|
||
|
|
if inventory and self.price != inventory.price:
|
||
|
|
total_amount = self.price*self.cnt+inventory.price*inventory.cnt
|
||
|
|
total_count = self.cnt+inventory.cnt
|
||
|
|
return total_amount/total_count
|
||
|
|
except Exception,e:
|
||
|
|
pass
|
||
|
|
return self.price or ''
|
||
|
|
|
||
|
|
class Meta:
|
||
|
|
verbose_name = _("in item")
|
||
|
|
verbose_name_plural = _("in item")
|
||
|
|
|
||
|
|
|
||
|
|
class InItemForm(forms.ModelForm):
|
||
|
|
|
||
|
|
new_price = forms.CharField(label=_('new price'),required=False)
|
||
|
|
|
||
|
|
class Meta:
|
||
|
|
model = InItem
|
||
|
|
fields = ('material', 'measure', 'cnt', 'price')
|
||
|
|
|
||
|
|
|
||
|
|
class OutItem(InOutDetail):
|
||
|
|
"""
|
||
|
|
出库单明细
|
||
|
|
"""
|
||
|
|
master = models.ForeignKey(StockOut)
|
||
|
|
inventory = models.ForeignKey(Inventory,blank=True,null=True,verbose_name=_("inventory material"))
|
||
|
|
|
||
|
|
def save(self, force_insert=False, force_update=False, using=None,
|
||
|
|
update_fields=None):
|
||
|
|
self.prop = '-'
|
||
|
|
if self.inventory:
|
||
|
|
self.material = self.inventory.material
|
||
|
|
self.measure = self.inventory.measure
|
||
|
|
self.warehouse = self.inventory.warehouse
|
||
|
|
|
||
|
|
super(OutItem,self).save(force_insert,force_update,using,update_fields)
|
||
|
|
|
||
|
|
class Meta:
|
||
|
|
verbose_name = _("out item")
|
||
|
|
verbose_name_plural = _("out item")
|
||
|
|
|
||
|
|
|
||
|
|
class ReturnItem(InOutDetail):
|
||
|
|
"""
|
||
|
|
返库单明细
|
||
|
|
"""
|
||
|
|
master = models.ForeignKey(WareReturn)
|
||
|
|
out_item = models.ForeignKey(OutItem,blank=True,null=True,verbose_name=_('out item'))
|
||
|
|
out_cnt = models.DecimalField(_("out count"),max_digits=14,decimal_places=4)
|
||
|
|
|
||
|
|
class Meta:
|
||
|
|
verbose_name = _("return item")
|
||
|
|
verbose_name_plural = _("return item")
|
||
|
|
|
||
|
|
|
||
|
|
class AdjustItem(InOutDetail):
|
||
|
|
"""
|
||
|
|
库存调整明细
|
||
|
|
"""
|
||
|
|
master = models.ForeignKey(WareAdjust)
|
||
|
|
inventory = models.ForeignKey(Inventory,blank=True,null=True,verbose_name=_("inventory material"))
|
||
|
|
|
||
|
|
def save(self, force_insert=False, force_update=False, using=None,
|
||
|
|
update_fields=None):
|
||
|
|
if self.inventory:
|
||
|
|
self.material = self.inventory.material
|
||
|
|
self.measure = self.inventory.measure
|
||
|
|
self.warehouse = self.inventory.warehouse
|
||
|
|
super(AdjustItem,self).save(force_insert,force_update,using,update_fields)
|
||
|
|
|
||
|
|
class Meta:
|
||
|
|
verbose_name = _("adjust item")
|
||
|
|
verbose_name_plural = _("adjust item")
|