def renew_books(request, pk):
book_instance = get_object_or_404(BookInstance, id=pk)
if request.method == "POST":
form = RenewLoanBook(request.POST)
print(form)
if form.is_valid():
book_instance.due_back = form.cleaned_data['renewal_date']
book_instance.save()
return redirect(reverse_lazy('catalog:allloanedbooks'))
else:
proposed_date = datetime.date.today() + datetime.timedelta(weeks=3)
form = RenewLoanBook(initial={'renewal_date': proposed_date})
ctx = {'book_instance': book_instance, 'form': form}
return render(request, 'catalog/renewal_book.html', ctx)
def get(sef, request, pk):
book = Book.objects.get(id=pk)
bookins = BookInstance.objects.filter(book=pk)
bookcount = BookInstance.objects.filter(book=pk).count()
bookcountAva = BookInstance.objects.filter(book=pk).filter(
status__exact="a").count()
if bookcountAva > 0:
diffbooks = bookcountAva
requestBook = BookInstance.objects.filter(book=pk).filter(
status__exact="a").first()
proposed_date = datetime.date.today() + datetime.timedelta(weeks=3)
form = RenewLoanBook(initial={'renewal_date': proposed_date})
ctx = {
'book': book,
'instances': bookins,
'availablebooks': diffbooks,
'requestbook': requestBook,
'form': form
}
return render(request, 'catalog/detail.html', ctx)
ctx = {'book': book, 'instances': bookins}
return render(request, 'catalog/detail.html', ctx)
def test_renewal_date_label(self):
form = RenewLoanBook()
self.assertTrue(form.fields['renewal_date'].label == None
or form.fields['renewal_date'].label == 'renewal date')
def test_renew_date_max(self):
date = datetime.date.today() + datetime.timedelta(weeks=4)
form = RenewLoanBook(data={'renewal_date': date})
self.assertTrue(form.is_valid())
def test_renew_date_today(self):
date = datetime.date.today()
form = RenewLoanBook(data={'renewal_date': date})
self.assertTrue(form.is_valid())
def test_renew_date_to_future(self):
date = datetime.date.today() + datetime.timedelta(
weeks=4) + datetime.timedelta(days=1)
form = RenewLoanBook(data={'renewal_date': date})
self.assertFalse(form.is_valid())
def test_renew_from_date_past(self):
date = datetime.date.today() - datetime.timedelta(days=1)
form = RenewLoanBook(data={'renewal_date': date})
self.assertFalse(form.is_valid())
def test_renew_form_date_help_text(self):
form = RenewLoanBook()
self.assertEqual(
form.fields['renewal_date'].help_text,
"Enter the date between now and 4 week (default: 3).")