我从模型(EmployeeWorkAreaLog)中创建了一个表单,用户可以在其中输入员工编号,一旦他们按Enter / Leave,它将在数据库中搜索一个单独的模型(销售人员),以确保此人是有效的雇员,如果否,将从html一侧弹出一条消息,指出它无效。
现在,我正在尝试添加另一个约束,这样,如果员工不在'WF'团队中,那么它也会给出一个错误,并说要联系经理。我尝试从表单中执行此操作,但始终收到此错误:
int() argument must be a string, a bytes-like object or a number, not 'Salesman'
并且根据追溯,它来自if Salesman.objects.get(id=employee_number).count():
为什么会发生此错误?有没有更有效/更好的方法来检查员工团队?
models.py
class EmployeeWorkAreaLog(TimeStampedModel, SoftDeleteModel, models.Model):
employee_number = models.ForeignKey(Salesman, on_delete=models.SET_NULL, null=True, blank=False)
...
def __str__(self):
return self.employee_number
我进行过滤的部分,因此只有Salesman的员工编号位于小部件的attrs下,如下所示
forms.py
class WarehouseForm(AppsModelForm):
class Meta:
model = EmployeeWorkAreaLog
widgets = {
'employee_number': ForeignKeyRawIdWidget(EmployeeWorkAreaLog._meta.get_field('employee_number').remote_field, site, attrs={'id':'employee_number_field'}),
}
fields = ('employee_number', 'work_area', 'station_number')
def clean_employee_number(self):
employee_number = self.cleaned_data.get('employee_number')
if Salesman.objects.filter(id=employee_number).team is 'WF':
raise forms.ValidationError(_("Employee not valid, please contact manager"))
return employee_number
views.py
class EnterExitArea(CreateView):
model = EmployeeWorkAreaLog
template_name = "operations/enter_exit_area.html"
form_class = WarehouseForm
def form_valid(self, form):
emp_num = form.cleaned_data['employee_number']
area = form.cleaned_data['work_area']
station = form.cleaned_data['station_number']
if 'enter_area' in self.request.POST:
form.save()
return HttpResponseRedirect(self.request.path_info)
elif 'leave_area' in self.request.POST:
form.save()
return HttpResponseRedirect(self.request.path_info)
get()返回一个Salesman对象,而filter()返回一个查询集。