def inventory(request):
if request.method == 'POST':
#get the pending invoice for this user.
# if one doesn't exist then create a new one
user_invoice = Invoice.get_cart_invoice(request.user)
if not user_invoice:
response = HttpResponse()
response.status_code = 303
response['location'] = 'login'
return response
inventoryItem = InventoryType.objects.get(product_name=request.POST['item'])
itemCount = int(request.POST['quantity'])
#add invoice items to the invoice with the drone
for x in range(itemCount):
inv_item = InvoiceItem(invoice=user_invoice, inventory_type=inventoryItem)
inv_item.save()
#update the inventory count
inventoryItem.stock_count = inventoryItem.stock_count - itemCount
inventoryItem.save()
response = HttpResponse()
response.status_code = 303
if request.POST['submit'] == 'add and go to checkout':
response['location'] = 'checkout'
else:
response['location'] = 'inventory#body'
return response
inventory_items = InventoryType.objects.all()
context = {'inventory_items': inventory_items}
return render(request, 'app/inventory.html', context)
def checkout(request):
userid = request.user
try:
cart_invoice = Invoice.objects.filter(status=Invoice.STATUS_PENDING).get(user=userid)
except Invoice.DoesNotExist:
context = {'cart_items': [], 'subtotal': 0, 'tax':0, 'total':0}
return render(request, 'app/checkout.html', context)
cart_items = cart_invoice.get_item_type_counts()
if request.method == 'POST':
response = HttpResponse()
response.status_code = 303
response['location'] = 'checkout'
if request.POST['submit'] == 'confirm order':
#change this to the delivering state
cart_invoice.confirm_order()
#redirect away from the checkout page
response['location'] = 'status'
elif request.POST['submit'] == 'update quantities':
#for each item update the count
for intype, count in cart_items.iteritems():
#The POST has a field 'product-name-quantity=###' for each type to be removed
# construct the string to lookup and get it from the POST. If it is not present
# in the POST then assume this type is not to be removed
quantity_str = (intype.product_name).lower().replace(' ','-') + "-quantity"
new_count = int(request.POST[quantity_str])
if new_count > count:
#adding items of this type
for i in range(new_count - count):
inv_item = InvoiceItem(invoice=cart_invoice, inventory_type=intype)
inv_item.save()
intype.stock_count -= (new_count - count)
intype.save()
pass
elif new_count < count:
#removing items of this type
cart_invoice.remove_type(intype, (count-new_count))
else:
#count is not changed
pass
elif request.POST['submit'] == 'remove selected':
#for each item, if it is marked then remove from invoice
invoice_types = InvoiceItem.objects.filter(invoice=cart_invoice).distinct('inventory_type')
for intype in invoice_types:
#The POST has a field 'product-name-marked="on"' for each type to be removed
# construct the string to lookup and get it from the POST. If it is not present
# in the POST then assume this type is not to be removed
mark_str = (intype.inventory_type.product_name).lower().replace(' ','-') + "-marked"
removal = request.POST.get(mark_str, 'off')
if removal == 'on':
cart_invoice.remove_type(intype.inventory_type, cart_items[intype.inventory_type])
else:
#unknown post
print('Unknown POST submit: ' + request.POST['submit'])
pass
return response
subtotal = Decimal(0.0)
cart = []
for itype, count in cart_items.iteritems():
cart.append(type('',(object,),{'type': itype,'count': count, 'max':itype.stock_count + count})())
#get the item description
inventory_obj = InventoryType.objects.get(id=itype.id)
#add price to subtotal
subtotal += Decimal(count) * inventory_obj.price
tax = (subtotal * Decimal(0.09)).quantize(Decimal('0.01'), rounding=ROUND_UP)
total = subtotal + tax
context = {'cart_items': cart, 'subtotal': subtotal, 'tax':tax, 'total':total}
return render(request, 'app/checkout.html', context)
