public ContactsSubscription(SubscriptionClient subscriptionClient, string dbConnectionString)
{
this.subscriptionClient = subscriptionClient;
this.options = OptionsFactory.NewDbOptions <CommunicationsContext>(dbConnectionString);
this.handlers = new Dictionary <Type, Action <string, CommunicationsContext> >()
{
{
typeof(ContactCreatedEventNotification),
(notificationJson, context) => {
var notificationEvent = JsonConvert.DeserializeObject <ContactCreatedEventNotification>(notificationJson);
var handler = new ContactCreatedHandler(context);
handler.Handle(notificationEvent).Wait();
}
},
{
typeof(ContactRemovedEventNotification),
(notificationJson, context) => {
var notificationEvent = JsonConvert.DeserializeObject <ContactRemovedEventNotification>(notificationJson);
var handler = new ContactRemovedHandler(context);
handler.Handle(notificationEvent).Wait();
}
}
};
}
/// <summary>
/// Safely handles all ContactCreatedHandler event invocation
/// </summary>
/// <param name="contact">Contact event argument</param>
private void SafeInvokeContactCreated(Contact contact)
{
if (ContactCreated == null)
{
return;
}
ContactCreatedHandler listener = null;
Delegate[] dels = ContactCreated.GetInvocationList();
foreach (Delegate del in dels)
{
try
{
listener = (ContactCreatedHandler)del;
listener.Invoke(contact);
}
catch (Exception e)
{
ContactCreated -= listener;
}
}
}
