def eshop_cart_add(req):
do_check_mgc(req)
check_token(req, req.json.get('token'))
cart = ShoppingCart(req)
item_id = req.json.getfirst('item_id', fce=nint)
count = req.json.getfirst('count', 0, int)
if count < 1:
req.state = state.HTTP_BAD_REQUEST
req.content_type = 'application/json'
return json.dumps({'reason': 'count must bigger then zero'})
item = Item(item_id)
if not item.get(req) or item.state != STATE_VISIBLE:
req.state = state.HTTP_NOT_FOUND
req.content_type = 'application/json'
return json.dumps({'reason': 'item not found'})
# append or incrase item
cart.merge_items(((item_id, {'name': item.name,
'price': item.price,
'count': count
}),))
cart.store(req)
cart.calculate()
req.content_type = 'application/json'
return json.dumps({'reason': 'item append to cart', 'cart': cart.dict()})
def eshop_cart(req):
do_check_mgc(req)
cart = ShoppingCart(req)
if req.method == 'PATCH':
check_token(req, req.json.get('token'), uri='/eshop/cart')
cart.merge_items(req.json.get('items', []))
req.content_type = 'application/json'
cart.store(req) # store shopping cart
cart.calculate()
return json.dumps({'cart': cart.dict()})
cart.calculate()
if req.is_xhr:
check_origin(req)
req.content_type = 'application/json'
return json.dumps({'cart': cart.dict()})
# GET method only view shopping cart - no store was needed
return generate_page(req, "eshop/shopping_cart.html",
token=create_token(req),
cfg_currency=req.cfg.eshop_currency, cart=cart)
