public async Task CheckSubscriptionAsync(GraphServiceClient graphService)
{
Subscription subscription = System.Web.HttpContext.Current.Session["WebHookSubscription"] as Subscription;
if (subscription != null && subscription.ExpirationDateTime.HasValue)
{
DateTimeOffset expiration = (DateTimeOffset)subscription.ExpirationDateTime;
//check time
if (DateTimeOffset.Now.CompareTo(expiration) >= 0)
{
//delete old and recreate one
await graphService.DeleteSubscriptionAsync(subscription.Id);
subscription = await graphService.CreateSubscriptionAsync();
if (subscription != null)
{
System.Web.HttpContext.Current.Session["WebHookSubscription"] = subscription;
}
}
}
else
{
subscription = await graphService.CreateSubscriptionAsync();
if (subscription != null)
{
System.Web.HttpContext.Current.Session["WebHookSubscription"] = subscription;
}
}
}
public async Task <ActionResult> DeleteSubscription(string subscriptionId)
{
try
{
GraphServiceClient graphServiceClient = await AuthenticationHelper.GetGraphServiceAsync(AADAppSettings.GraphResourceUrl);
var accessToken = await AuthenticationHelper.GetGraphAccessTokenAsync();
await graphServiceClient.DeleteSubscriptionAsync(accessToken, subscriptionId);
}
catch (ServiceException e)
{
return(Content("Throw exception " + e.Error.Message.ToString()));
}
return(RedirectToAction("Index", "WebHooks"));
}
public async Task <ActionResult> DeleteSubscription()
{
Subscription subscription = System.Web.HttpContext.Current.Session["WebHookSubscription"] as Subscription;
if (subscription != null)
{
try
{
GraphServiceClient graphServiceClient = await AuthenticationHelper.GetGraphServiceAsync(AADAppSettings.GraphResourceUrl);
var accessToken = await AuthenticationHelper.GetGraphAccessTokenAsync();
await graphServiceClient.DeleteSubscriptionAsync(accessToken, subscription.Id);
System.Web.HttpContext.Current.Session.Remove("WebHookSubscription");
}
catch (ServiceException e)
{
return(Content("Throw exception " + e.Error.Message.ToString()));
}
return(RedirectToAction("Index", "WebHooks"));
}
return(Content("Subscription not found."));
}
public async Task CheckSubscriptionAsync(GraphServiceClient graphService, string accessToken)
{
Subscription subscription = System.Web.HttpContext.Current.Session["WebHookSubscription"] as Subscription;
if (subscription != null && subscription.ExpirationDateTime.HasValue)
{
DateTimeOffset expiration = (DateTimeOffset)subscription.ExpirationDateTime;
//check time
if (DateTimeOffset.Now.CompareTo(expiration) >= 0)
{
//delete old and recreate one
await graphService.DeleteSubscriptionAsync(accessToken, subscription.Id);
subscription = await graphService.CreateSubscriptionAsync(accessToken);
if (subscription != null)
{
System.Web.HttpContext.Current.Session["WebHookSubscription"] = subscription;
}
}
}
else
{
subscription = await graphService.CreateSubscriptionAsync(accessToken);
if (subscription != null)
{
System.Web.HttpContext.Current.Session["WebHookSubscription"] = subscription;
}
}
}