[英]Django inlineformset_factory not saving or editing modelform with choices
我正在嘗試使用嵌入式表單集來創建公司的開放和關閉時間,即星期一至星期五,每天的開放和關閉時間不同。
公司資料表格是常規模型表格。 我在其下加載的公司營業時間是一個Modelformset,其ID是從公司資料表格傳遞的。
可以很好地創建modelform和modelformset。 在編輯時,模型窗體會加載預選的值,但不會加載模型窗體集。 我不知道是否要在創建時保存任何內容,因為在嘗試編輯實例時會得到一個空的modelformset。
我在這里應該做些什么更改,以確保模型集可以保存選擇的選項或在編輯時加載預先選擇的選項?
def addprofile(request):
current_user = request.user
company = Company() ##To create new instance
#company = Company.objects.get(id= request.session['my_ids']) ## To get old instance
OpeningHourslineFormSet = inlineformset_factory(Company, OpeningHours, form=OpeningHoursForm, extra=7 )##fields=("weekday", "fromHour","fromMinute", "toHour", "toMinute")
if request.session['entry_count'] > 1:
messages.success( request, 'You can only create two business profiles now' )
return HttpResponseRedirect( reverse('home') )
else:
if request.method == 'POST':
hourformset = OpeningHourslineFormSet(request.POST, request.FILES, instance=company)
form = CompanyForm(request.POST)
###### deal with hourformset here
if form.is_valid():
model_instance = form.save(commit=False)
model_instance.pub_date= timezone.now()
model_instance.user= current_user.id
model_instance.save()
else:
print("companyform not saved")
###################
if hourformset.is_valid():
hourformset.save(commit=False)
for product in hourformset:
if product.is_valid():
product.save(commit=False)
product.company = model_instance.id
product.save()
instances = hourformset.save()
else:
print(" modelform not saved")
return HttpResponseRedirect('/bizprofile/success')
else:
hourformset = OpeningHourslineFormSet(instance=company)
form = CompanyForm()
context = {'hourformset': hourformset, 'form': form}
return render_to_response('bizprofile/addprofile.html', context, context_instance=RequestContext(request))
我認為您需要給formset一個queryset以便顯示您保存的實例:
# hours is a queryset that you got from company, pseudo code here
hours = company.hours.all()
hourformset = OpeningHourslineFormSet(request.POST,
request.FILES,
queryset=hours)
django文件 。
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