def commit_data(request, order_form, cart, cart_upvotes):
'''
Save the order, features and feature upvotes in the backend database
'''
order = order_form.save(commit=False)
order.save()
for item in cart:
ticket = Ticket(title=item['title'],
type='Feature',
description=item['description'],
requester=request.user)
ticket.save()
order_transaction = OrderTransaction(order=order,
ticket=ticket,
cost=item['feature_cost'])
order_transaction.save()
for item in cart_upvotes:
ticket = Ticket.objects.get(pk=item['id'])
if ticket.upvotes is None:
ticket.upvotes = 0
ticket.upvotes += 1
ticket.save()
upvoter = TicketUpvoter(upvoter_ticket=ticket,
upvoter_user=request.user)
upvoter.save()
def checkout(request):
'''
Combined payment form and order form to register new features and feature upvotes, both
of which must be paid for by the end user.
'''
cart_upvotes = request.session.get('cart_upvotes', [])
cart = request.session.get('cart', [])
total = sum(float(i['cost']) for i in cart_upvotes) + sum(
float(i['feature_cost']) for i in cart)
if request.method == 'POST':
payment_form = PaymentForm(request.POST)
order_form = OrderForm(request.POST)
if payment_form.is_valid() and order_form.is_valid():
# Process the payment using the Stripe API, feeding back any error messages
# to this site if unsuccessful
try:
charge_customer = stripe.Charge.create(
amount=int(total * 100),
currency='gbp',
description=request.user.email,
card=payment_form.cleaned_data['stripe_id'],
)
except stripe.error.CardError:
messages.error(request, 'Your card was declined')
# Only if the Stripe payment is successful, save the order, features
# and feature upvotes in the backend database
if charge_customer.paid:
order = order_form.save(commit=False)
order.save()
for item in cart:
ticket = Ticket(title=item['title'],
type='Feature',
description=item['description'],
requester=request.user)
ticket.save()
order_transaction = OrderTransaction(
order=order, ticket=ticket, cost=item['feature_cost'])
order_transaction.save()
for item in cart_upvotes:
ticket = Ticket.objects.get(pk=item['id'])
if ticket.upvotes is None:
ticket.upvotes = 0
ticket.upvotes += 1
ticket.save()
upvoter = TicketUpvoter(upvoter_ticket=ticket,
upvoter_user=request.user)
upvoter.save()
request.session['cart'] = []
request.session['cart_upvotes'] = []
messages.info(request, 'Your payment was successful')
return redirect(reverse('ticket_listing'))
else:
messages.error(request, 'Your payment could not be processed')
else:
payment_form = PaymentForm()
order_form = OrderForm()
return render(
request, 'checkout.html', {
'order_form': order_form,
'payment_form': payment_form,
'total': total,
'publishable': settings.STRIPE_PUBLISHABLE
})
