def create_transaction(request, product_id):
purchase = Purchase()
product = Product.objects.get(pk=product_id)
purchase.product_id = product
if request.method == 'POST':
purchase.buyer_name = request.POST.get("name", "")
purchase.quantity = request.POST.get("quantity", "")
purchase.buyer_phone_number = request.POST.get("telephone", "")
purchase.buyer_location = request.POST.get("location", "")
purchase.product_id = Product.objects.get(pk=product_id)
purchase.save()
product.quantity = product.quantity - int(purchase.quantity)
product.save()
return redirect('home')
return render(request, 'core/purchase/create_transaction.html', {'purchase': purchase});
