djadhere/banking/views.py

from django.shortcuts import render
from django.views.generic import ListView, DetailView, RedirectView
from django.views.generic.detail import SingleObjectMixin
from django.contrib.auth.mixins import PermissionRequiredMixin

from .models import Payment


class PaymentMixin(PermissionRequiredMixin):
    model = Payment
    permission_required = 'banking.change_payment'


class PaymentList(PaymentMixin, ListView):
    pass


class PaymentDetail(PaymentMixin, DetailView):
    pass


class PaymentStop(PaymentMixin, SingleObjectMixin, RedirectView):
    #http_method_names = ['post']

    def get_object(self, queryset=None):
        obj = super().get_object(queryset)
        obj.stop()
        obj.save()
        return obj

    def get_redirect_url(self, *args, **kwargs):
        return self.get_object().get_absolute_url()