public async Task <ActionResult> UpgradeSubscription(string customerId, string subscriptionId, string upgradeOfferSelected)
        {
            // if no ids provided, redirect to list
            if (string.IsNullOrEmpty(customerId) || string.IsNullOrEmpty(subscriptionId) || string.IsNullOrEmpty(upgradeOfferSelected))
            {
                return(RedirectToAction("Index"));
            }
            else
            {
                // get customer
                var customer = await MyCustomerRepository.GetCustomer(customerId);

                // get subscription
                var subscription = await MySubscriptionRepository.GetSubscription(customerId, subscriptionId);

                // split upgrade up
                var targetOfferId     = upgradeOfferSelected.Split("|".ToCharArray())[0];
                var targetUpgradeType = upgradeOfferSelected.Split("|".ToCharArray())[1];

                // upgrade the subscription
                await MySubscriptionRepository.UpgradeSubscrption(customerId, subscriptionId, targetOfferId, targetUpgradeType);

                return(RedirectToAction("Index"));
            }
        }
        public async Task <ActionResult> AddLicense(string customerId, string subscriptionId)
        {
            // if no ids provided, redirect to list
            if (string.IsNullOrEmpty(customerId) || string.IsNullOrEmpty(subscriptionId))
            {
                return(RedirectToAction("Index"));
            }
            else
            {
                CustomerAddLicenseViewModel viewModel = new CustomerAddLicenseViewModel();

                // get customer & add to viewmodel
                var customer = await MyCustomerRepository.GetCustomer(customerId);

                viewModel.Customer = customer;

                // get subscription
                var subscription = await MySubscriptionRepository.GetSubscription(customerId, subscriptionId);

                viewModel.CustomerSubscription = subscription;

                // create lookup for licenses available for purchase
                List <SelectListItem> dropDownItems = new List <SelectListItem>();
                for (int index = 1; index + subscription.Quantity <= subscription.Offer.MaxQuantity; index++)
                {
                    dropDownItems.Add(new SelectListItem {
                        Text  = string.Format("add {0} more license(s) - total of {1}", index, subscription.Quantity + index),
                        Value = index.ToString()
                    });
                    // limit adding only 1000 licenses at a time
                    if (index == 1000)
                    {
                        break;
                    }
                }
                viewModel.AvailableLicenseQuantity = dropDownItems;

                return(View(viewModel));
            }
        }
        public async Task <ActionResult> AddLicense(string customerId, string subscriptionId, string licensesToAdd)
        {
            // if no ids provided, redirect to list
            if (string.IsNullOrEmpty(customerId) || string.IsNullOrEmpty(subscriptionId) || string.IsNullOrEmpty(licensesToAdd))
            {
                return(RedirectToAction("Index"));
            }
            else
            {
                // get customer
                var customer = await MyCustomerRepository.GetCustomer(customerId);

                // get subscription
                var subscription = await MySubscriptionRepository.GetSubscription(customerId, subscriptionId);

                // update quantity and save
                subscription.Quantity += Convert.ToInt16(licensesToAdd);
                await MySubscriptionRepository.UpdateSubscription(customerId, subscription);


                return(RedirectToAction("Index"));
            }
        }
        public async Task <ActionResult> UpgradeSubscription(string customerId, string subscriptionId)
        {
            // if no ids provided, redirect to list
            if (string.IsNullOrEmpty(customerId) || string.IsNullOrEmpty(subscriptionId))
            {
                return(RedirectToAction("Index"));
            }
            else
            {
                CustomerSubscriptionUpgradeViewModel viewModel = new CustomerSubscriptionUpgradeViewModel();

                // get customer & add to viewmodel
                var customer = await MyCustomerRepository.GetCustomer(customerId);

                viewModel.Customer = customer;

                // get subscription
                var subscription = await MySubscriptionRepository.GetSubscription(customerId, subscriptionId);

                viewModel.CustomerSubscription = subscription;

                // get upgrade options
                var upgrades = await MySubscriptionRepository.GetUpgradeOptions(customerId, subscriptionId);

                List <SelectListItem> upgadeOptions = new List <SelectListItem>();
                foreach (var upgrade in upgrades)
                {
                    upgadeOptions.Add(new SelectListItem {
                        Text  = string.Format("Upgrade to offer '{0}' - Option: {1}", upgrade.TargetOfferName, upgrade.UpgradeType),
                        Value = string.Format("{0}|{1}", upgrade.TargetOfferId, upgrade.UpgradeType)
                    });
                }
                viewModel.UpgradeOptions = upgadeOptions;

                return(View(viewModel));
            }
        }