isCouponsPresent function
Implementation
bool isCouponsPresent(bool cartUser, ProductData currentService){
List<ProductData> _products = cartGetProductsForBooking();
for (var item in offers) {
if (!item.visible)
continue;
if (!cartUser){
if (_isCouponValid(item, currentService))
return true;
}else {
var ret = true;
for (var product in _products) {
if (!_isCouponValid(item, product))
ret = false;
}
if (ret)
return true;
}
}
return false;
}