here is the code of my forms :
class ServiceChoiceForm(forms.ModelForm):
def activated_services(self):
"""
get the activated services added from the administrator
"""
all_datas = ()
data = ()
services = ServicesActivated.objects.filter(status=1)
for class_name in services:
data = (class_name, class_name.name.rsplit('Service', 1)[1])
all_datas = (data,) + all_datas
return all_datas
class ProviderForm(ServiceChoiceForm):
provider = forms.ChoiceField()
def __init__(self, *args, **kwargs):
super(ProviderForm, self).__init__(*args, **kwargs)
self.fields['provider'].choices = self.activated_services()
class Meta:
model = TriggerService
fields = ('provider', )
class ConsummerForm(ServiceChoiceForm):
consummer = forms.ChoiceField()
class Meta:
model = TriggerService
fields = ('consummer', )
in my views.py
in the get_form()
, at step 0 I load the data with my ProviderForm
like we can see above, then at step 2 i use the following code to load the data in my ChoiceField
and try to filter the data with the value I use at step 0 :
def get_form(self, step=None, data=None, files=None):
if step == '2':
data = self.get_cleaned_data_for_step('0')
consummer = ServicesActivated.objects.filter(status=1)
consummer = consummer.exclude(name__exact=data['provider'])
form = ConsummerForm(instance=consummer)
but when I access the ConsummerForm
I get the error :
'QuerySet' object has no attribute '_meta'
And It looks like that for Django I try to handle multiple Models
So how can i do to filter the datas of my choicefield consumer ?