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from django.shortcuts import render, redirect, reverse, \ get_object_or_404, HttpResponse from django.views.decorators.http import require_POST from django.contrib import messages from django.conf import settings from .forms import OrderForm from .models import Order, OrderLineItem from products.models import Product from profiles.forms import UserProfileForm from profiles.models import UserProfile from bag.contexts import bag_contents import stripe import json @require_POST def cache_checkout_data(request): try: pid = request.POST.get('client_secret').split('_secret')[0] stripe.api_key = settings.STRIPE_SECRET_KEY stripe.PaymentIntent.modify(pid, metadata={ 'bag': json.dumps(request.session.get('bag')), 'save_info': request.POST.get('save_info'), 'username': request.user, }) return HttpResponse(status=200) except Exception as e: messages.error(request, 'Sorry, your payment can not be \ processed right now. Please try again later.') return HttpResponse(content=e, status=400) def checkout(request): stripe_public_key = settings.STRIPE_PUBLIC_KEY stripe_secret_key = settings.STRIPE_SECRET_KEY if request.method == 'POST': bag = request.session.get('bag', {}) form_data = { 'full_name': request.POST['full_name'], 'email': request.POST['email'], 'phone_number': request.POST['phone_number'], 'country': request.POST['country'], 'postcode': request.POST['postcode'], 'town_or_city': request.POST['town_or_city'], 'street_address1': request.POST['street_address1'], 'street_address2': request.POST['street_address2'], 'county': request.POST['county'], } order_form = OrderForm(form_data) if order_form.is_valid(): order = order_form.save(commit=False) pid = request.POST.get('client_secret').split('_secret')[0] order.stripe_pid = pid order.original_bag = json.dumps(bag) order.save() for item_id, item_data in bag.items(): try: product = Product.objects.get(id=item_id) if isinstance(item_data, int): order_line_item = OrderLineItem( order=order, product=product, quantity=item_data, ) order_line_item.save() except Product.DoesNotExist: messages.error(request, ( "One of the products in your bag wasn't \ found in our database. " "Please call us for assistance!") ) order.delete() return redirect(reverse('view_bag')) request.session['save_info'] = 'save-info' in request.POST return redirect(reverse( 'checkout_success', args=[order.order_number])) else: messages.error(request, 'There was an error with your form. \ Please double check your information.') else: bag = request.session.get('bag', {}) if not bag: messages.error(request, "There is nothing in your shopping bag \ at the moment") return redirect(reverse('products')) current_bag = bag_contents(request) total = current_bag['grand_total'] stripe_total = round(total * 100) stripe.api_key = stripe_secret_key intent = stripe.PaymentIntent.create( amount=stripe_total, currency=settings.STRIPE_CURRENCY, ) if request.user.is_authenticated: try: profile = UserProfile.objects.get(user=request.user) order_form = OrderForm(initial={ 'full_name': profile.user.get_full_name(), 'email': profile.user.email, 'phone_number': profile.default_phone_number, 'country': profile.default_country, 'postcode': profile.default_postcode, 'town_or_city': profile.default_town_or_city, 'street_address1': profile.default_street_address1, 'street_address2': profile.default_street_address2, 'county': profile.default_county, }) except UserProfile.DoesNotExist: order_form = OrderForm() else: order_form = OrderForm() if not stripe_public_key: messages.warning(request, 'Stripe public key is missing. Did you \ forget to set it in your environment?') template = 'checkout/checkout.html' context = { 'order_form': order_form, 'stripe_public_key': stripe_public_key, 'client_secret': intent.client_secret, } return render(request, template, context) def checkout_success(request, order_number): """ Handle successful checkouts """ save_info = request.session.get('save_info') order = get_object_or_404(Order, order_number=order_number) if request.user.is_authenticated: # Attach the user's profile to the order profile = UserProfile.objects.get(user=request.user) order.user_profile = profile order.save() # Save the user's info if save_info: profile_data = { 'default_phone_number': order.phone_number, 'default_country': order.country, 'default_postcode': order.postcode, 'default_town_or_city': order.town_or_city, 'default_street_address1': order.street_address1, 'default_street_address2': order.street_address2, 'default_county': order.county, } user_profile_form = UserProfileForm(profile_data, instance=profile) if user_profile_form.is_valid(): user_profile_form.save() messages.success(request, f'Order successfully processed! \ Your order number is {order_number}. A confirmation \ email will be sent to {order.email}.') if 'bag' in request.session: del request.session['bag'] template = 'checkout/checkout_success.html' context = { 'order': order, } return render(request, template, context)