221 lines
10 KiB
Python
221 lines
10 KiB
Python
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# coding=utf-8
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import datetime
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import os
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import xlrd
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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.db.models.aggregates import Sum
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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 django.utils.text import force_text
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from mis import settings
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from common import generic
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from common import const
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from selfhelp.models import WOItem
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from basedata.models import Material,Organization,Partner,Measure,BankAccount
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class PurchaseOrder(generic.BO):
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"""
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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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('4', _("DROP")),
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('9', _("APPROVED")),
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('99', _("ALREADY STOCK IN")),
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)
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index_weight = 1
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code = models.CharField(_("code"),max_length=const.DB_CHAR_NAME_20,blank=True,null=True)
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partner = models.ForeignKey(Partner,verbose_name=_("partner"),limit_choices_to={"partner_type":"S"})
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order_date = models.DateField(_("order date"))
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arrive_date = models.DateField(_("arrive date"))
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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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description = models.TextField(_("description"),blank=True,null=True)
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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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amount = models.DecimalField(_("money amount"),max_digits=12,decimal_places=2,blank=True,null=True,default=0.00)
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discount_amount = models.DecimalField(_("discount amount"),max_digits=12,decimal_places=2,blank=True,null=True,default=0.00)
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entry_status = models.BooleanField(_("entry status"),default=0)
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entry_time = models.DateTimeField(_("entry time"),blank=True,null=True)
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attach = models.FileField(_('attach'),blank=True,null=True,help_text=u'您可导入采购明细，模板请参考文档FD0008')
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def __unicode__(self):
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return u'%s %s' % (self.code,self.title)
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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(PurchaseOrder,self).save(force_insert,force_update,using,update_fields)
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if self.discount_amount > 0:
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sql = 'UPDATE purchase_poitem a SET a.discount_price = ' \
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'a.price-((SELECT discount_amount/amount FROM purchase_purchaseorder WHERE id=%s)*a.amount/a.cnt) WHERE a.po_id = %s'
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params = [self.id,self.id]
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generic.update(sql,params)
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item_count = POItem.objects.filter(po=self).count()
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if self.attach and item_count == 0:
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path = os.path.join(settings.MEDIA_ROOT,self.attach.name)
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workbook = xlrd.open_workbook(path)
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sheet = workbook.sheet_by_index(0)
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row_count = sheet.nrows
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with transaction.atomic():
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total_amount = decimal.Decimal(0)
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for row_index in range(row_count):
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row = sheet.row_values(row_index)
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if row_index == 0:
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doc_type = row[1]
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if doc_type.startswith('0'):
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break
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else:
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continue
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elif row_index < 3:
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continue
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material = None
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measure = None
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try:
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measure = Measure.objects.get(code=row[4])
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except Exception,e:
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measure = Measure.objects.create(code=row[4],name=force_text(row[5]))
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try:
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material = Material.objects.get(code=row[0])
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except Exception,e:
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material = Material(code=row[0],name=force_text(row[1]),spec=force_text(row[2]))
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material.purchase_price = row[6]
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material.save()
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amount = decimal.Decimal(row[6])*decimal.Decimal(row[7])
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POItem.objects.create(po=self,material=material,measure=measure,cnt=row[7],price=row[6],amount=amount)
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total_amount += amount
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sql = 'update purchase_purchaseorder set amount = %s where id=%s'
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params = [total_amount,self.id]
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generic.update(sql,params)
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def invoice_amount(self):
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total = Invoice.objects.filter(po=self).aggregate(Sum('vo_amount')).get('vo_amount__sum') or 0.00
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return total
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def payed_amount(self):
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return Payment.objects.filter(po=self).aggregate(Sum('py_amount')).get('py_amount__sum') or 0.00
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invoice_amount.short_description = _('invoice amount')
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payed_amount.short_description = _('pay amount')
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class Meta:
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verbose_name = _("purchase order")
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verbose_name_plural = _("purchase orders")
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class POItem(models.Model):
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"""
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"""
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index_weight = 2
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po = models.ForeignKey(PurchaseOrder,verbose_name=_("purchase order"))
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material = models.ForeignKey(Material,verbose_name=_("material"),limit_choices_to={"is_virtual":"0"})
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measure = models.ForeignKey(Measure,verbose_name=_("measure"),blank=True,null=True)
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price = models.DecimalField(_("price"),max_digits=12,decimal_places=4,blank=True,null=True)
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cnt = models.DecimalField(_("count"),max_digits=12,decimal_places=4,blank=True,null=True)
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discount_price = models.DecimalField(_("discount price"),max_digits=12,decimal_places=4,blank=True,null=True)
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amount = models.DecimalField(_("money of amount"),max_digits=12,decimal_places=2,blank=True,null=True)
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discount_amount = models.DecimalField(_("discount amount"),max_digits=12,decimal_places=2,blank=True,null=True)
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tax = models.CharField(_("tax rate"),max_length=const.DB_CHAR_CODE_6,choices=const.get_value_list('S052'),default='0.00')
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woitem = models.ForeignKey(WOItem,verbose_name=_("wo item"),blank=True,null=True)
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is_in_stock = models.BooleanField(_("is in stock"),default=0)
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in_stock_time = models.DateTimeField(_("execute time"),blank=True,null=True)
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entry_cnt = models.DecimalField(_("entry count"),max_digits=12,decimal_places=4,blank=True,null=True)
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left_cnt = models.DecimalField(_("left count"),max_digits=12,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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if self.price and self.cnt:
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money = self.price * self.cnt
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self.amount = money
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if self.measure is None and self.material and self.material.measure.count() > 0:
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self.measure = self.material.measure.all()[0]
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if self.is_in_stock:
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self.left_cnt -= self.entry_cnt
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else:
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self.left_cnt = self.cnt
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super(POItem,self).save(force_insert,force_update,using,update_fields)
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self.material.purchase_price = self.price
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self.material.save()
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sql = 'UPDATE purchase_purchaseorder SET amount = (SELECT SUM(a.price*a.cnt) AS amount FROM ' \
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'purchase_poitem a WHERE a.po_id = %s) WHERE id = %s'
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params = [self.po.id,self.po.id]
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generic.update(sql,params)
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def vender(self):
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return u'%s' % (self.po.partner)
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vender.short_description = _("partner")
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class Meta:
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verbose_name = _("po item")
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verbose_name_plural = _("po item")
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class Invoice(generic.BO):
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"""
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采购发票
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"""
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index_weight = 4
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vo_date = models.DateField(_("invoice date"),blank=True,null=True,default=datetime.date.today)
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code = models.CharField(_("invoice code"),max_length=const.DB_CHAR_NAME_20)
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number = models.CharField(_("invoice number"),max_length=const.DB_CHAR_NAME_20)
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po = models.ForeignKey(PurchaseOrder,verbose_name=_("purchase order"))
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partner = models.ForeignKey(Partner,verbose_name=_("partner"),blank=True,null=True)
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po_amount = models.DecimalField(_("po amount"),max_digits=14,decimal_places=4,blank=True,null=True)
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vo_amount = models.DecimalField(_("invoice amount"),max_digits=14,decimal_places=4)
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file = models.FileField(_("invoice file"),upload_to='invoice',blank=True,null=True)
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def __unicode__(self):
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return u"%s %s" % (self.code,self.partner)
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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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if self.po:
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self.partner = self.po.partner
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self.po_amount = self.po.amount
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super(Invoice,self).save(force_insert,force_update,using,update_fields)
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class Meta:
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verbose_name = _("Invoice")
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verbose_name_plural = _("Invoice")
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class Payment(generic.BO):
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"""
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采购付款
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"""
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index_weight = 3
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py_date = models.DateField(_("pay date"),blank=True,null=True,default=datetime.date.today)
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org = models.ForeignKey(Organization,verbose_name=_("organization"),blank=True,null=True)
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code = models.CharField(_("pay code"),max_length=const.DB_CHAR_NAME_20,blank=True,null=True)
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po = models.ForeignKey(PurchaseOrder,verbose_name=_("purchase order"))
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partner = models.ForeignKey(Partner,verbose_name=_("partner"),blank=True,null=True)
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po_amount = models.DecimalField(_("po amount"),max_digits=14,decimal_places=4,blank=True,null=True)
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py_amount = models.DecimalField(_("pay amount"),max_digits=14,decimal_places=4)
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bank = models.ForeignKey(BankAccount,verbose_name=_("bank account"),blank=True,null=True)
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response_code = models.CharField(_("response code"),max_length=const.DB_CHAR_NAME_80,blank=True,null=True)
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memo = models.TextField(_("memo"),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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if self.po:
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self.partner = self.po.partner
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self.po_amount = self.po.amount
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super(Payment,self).save(force_insert,force_update,using,update_fields)
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def __unicode__(self):
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return u"%s %s" % (self.code,self.partner)
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class Meta:
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verbose_name = _("Payment")
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verbose_name_plural = _("Payment")
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