Maybe this could help you.
https://www.geeksforgeeks.org/django-crud-create-retrieve-update-delete-function-based-views/
On Monday, August 21, 2023 at 2:19:37 PM UTC-5 GLOBAL ENGINEERING ACADEMY
wrote:
> Hai,
> I am trying to learn django on my own. I have created a small project of a
> shop. I am able to insert items but when i try to fetch items for updating
> / deleting, the form is not populated . only the primary key is shown.
> def updatedeleteitem(request):
> item=None
> updatedeleteform=None
> if request.method=='POST':
> keysearchform=KeysearchForm(request.POST)
> if keysearchform.is_valid():
> itemcode=keysearchform.cleaned_data['itemcode']
> try:
> item=Item.objects.get(itemcode=itemcode)
> updatedeleteform=UpdatedeleteForm(request.POST,
> instance=item)
>
> if updatedeleteform.is_valid():
> updatedeleteform.save()
> transaction.commit()
> return redirect('itemlist')
> except Item.DoesNotExist:
> pass
> else:
> keysearchform=KeysearchForm()
>
> return render(request,'updatedeleteitem.html',
> {'keysearchform' : keysearchform,
>'updatedeleteform' : updatedeleteform, 'item' : item})
> ___
> class UpdatedeleteForm(forms.ModelForm):
> class Meta:
> model=Item
> fields=['itemcode', 'itemname', 'unitpr', 'qty']
>
> class KeysearchForm(forms.Form):
> itemcode=forms.CharField(label='item code', max_length=5)
>
>
> These are the view & Forms I am using. Please help.
>
>
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