/// <summary>
/// Return true if the subscription name is in the d/b.
/// </summary>
/// <param name="subscriptionName">Subscription name to check.</param>
/// <returns>Returns true if subscription name is in the d/b. False otherwise.</returns>
public bool IsSubscriptionRegistered(string subscriptionName)
{
SubscriptionInfoDataModel sidm = this.sids.SelectBySubscription(subscriptionName);
if (sidm == null)
{
return(false);
}
else
{
return(true);
}
}
/// <summary>
/// Adds a subscription with a name and its description
/// </summary>
/// <param name="subscription">Name of the subscription.</param>
/// <param name="description">Descripton of the subscription.</param>
/// <returns>Returns Success or an error.</returns>
public PushMessageError AddSubscriptionInfo(string subscription, string description)
{
// See if we already have this subscription.
SubscriptionInfoDataModel sidm = this.sids.SelectBySubscription(subscription);
if (sidm == null)
{
sidm = new SubscriptionInfoDataModel(subscription, description);
this.sids.Insert(sidm);
return(PushMessageError.Success);
}
// We are allowing the same subscription again. It is ignored.
return(PushMessageError.Success);
}
/// <summary>
/// Delete the subscription given its name
/// Does not clean up the devices that have signed up.
/// Clean up devices before deleting subscription info.
/// </summary>
/// <param name="subscription">Name of the subscription to delete.</param>
public PushMessageError DeleteSubscriptionInfo(string subscription)
{
if (string.IsNullOrEmpty(subscription))
{
return(PushMessageError.ErrorSubscriptionNameNotFound);
}
// Eetrieve the subscription from the system. We are not cleaning signups here.
SubscriptionInfoDataModel sidm = this.sids.SelectBySubscription(subscription);
if (sidm != null)
{
this.sids.Delete(sidm);
return(PushMessageError.Success);
}
else
{
return(PushMessageError.ErrorInternalError);
}
}
/// <summary>
/// Retrieve a subscription from the d/b.
/// </summary>
/// <param name="subscription">Name of the subscription to search.</param>
/// <returns>Return the subscription details: name and descriptions.</returns>
public SubscriptionInfoDataModel GetSubscriptionInfo(string subscription)
{
SubscriptionInfoDataModel sidm = this.sids.SelectBySubscription(subscription);
return(sidm);
}