private async Task <decimal> CalculateAmountForPaymentAsync(SubscribableEdition targetEdition, PaymentPeriodType?periodType, EditionPaymentType editionPaymentType, Tenant tenant)
{
if (editionPaymentType != EditionPaymentType.Upgrade)
{
return(targetEdition.GetPaymentAmount(periodType));
}
if (tenant.EditionId == null)
{
throw new UserFriendlyException(L("CanNotUpgradeSubscriptionSinceTenantHasNoEditionAssigned"));
}
var remainingDaysCount = tenant.CalculateRemainingDayCount();
if (remainingDaysCount <= 0)
{
return(targetEdition.GetPaymentAmount(periodType));
}
Debug.Assert(tenant.EditionId != null, "tenant.EditionId != null");
var currentEdition = (SubscribableEdition)await _editionManager.GetByIdAsync(tenant.EditionId.Value);
return(TenantManager.GetUpgradePrice(currentEdition, targetEdition, remainingDaysCount));
}
private async Task <decimal> CalculateAmountForPaymentAsync(SubscribableEdition targetEdition, PaymentPeriodType?periodType, EditionPaymentType editionPaymentType, Tenant tenant)
{
if (editionPaymentType != EditionPaymentType.Upgrade)
{
return(targetEdition.GetPaymentAmount(periodType));
}
if (tenant.EditionId == null)
{
throw new UserFriendlyException(L("CanNotUpgradeSubscriptionSinceTenantHasNoEditionAssigned"));
}
var remainingHoursCount = tenant.CalculateRemainingHoursCount();
if (remainingHoursCount <= 0)
{
return(targetEdition.GetPaymentAmount(periodType));
}
Debug.Assert(tenant.EditionId != null, "tenant.EditionId != null");
var currentEdition = (SubscribableEdition)await _editionManager.GetByIdAsync(tenant.EditionId.Value);
var lastPayment = await _subscriptionPaymentRepository.GetLastCompletedPaymentOrDefaultAsync(tenant.Id, null, null);
if (lastPayment?.PaymentPeriodType == null)
{
throw new ApplicationException("There is no completed payment record !");
}
return(TenantManager.GetUpgradePrice(currentEdition, targetEdition, remainingHoursCount, lastPayment.PaymentPeriodType.Value));
}
public decimal GetUpgradePrice(SubscribableEdition currentEdition, SubscribableEdition targetEdition, int totalRemainingHourCount, PaymentPeriodType paymentPeriodType)
{
int numberOfHoursPerDay = 24;
var totalRemainingDayCount = totalRemainingHourCount / numberOfHoursPerDay;
var unusedPeriodCount = totalRemainingDayCount / (int)paymentPeriodType;
var unusedHoursCount = totalRemainingHourCount % ((int)paymentPeriodType * numberOfHoursPerDay);
decimal currentEditionPriceForUnusedPeriod = 0;
decimal targetEditionPriceForUnusedPeriod = 0;
var currentEditionPrice = currentEdition.GetPaymentAmount(paymentPeriodType);
var targetEditionPrice = targetEdition.GetPaymentAmount(paymentPeriodType);
if (currentEditionPrice > 0)
{
currentEditionPriceForUnusedPeriod = currentEditionPrice * unusedPeriodCount;
currentEditionPriceForUnusedPeriod += (currentEditionPrice / (int)paymentPeriodType) / numberOfHoursPerDay * unusedHoursCount;
}
if (targetEditionPrice > 0)
{
targetEditionPriceForUnusedPeriod = targetEditionPrice * unusedPeriodCount;
targetEditionPriceForUnusedPeriod += (targetEditionPrice / (int)paymentPeriodType) / numberOfHoursPerDay * unusedHoursCount;
}
return(targetEditionPriceForUnusedPeriod - currentEditionPriceForUnusedPeriod);
}
