May 2019
Intermediate to advanced
504 pages
11h 50m
English
Content preview from Hands-On Mobile Development with .NET Core
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Sending notifications with PNS
Using the native notification providers, the application backend can send notifications to target devices if the target device has already opened a notification channel. While the implementation of this process highly depends on the platform at hand, at a high level, the registration and notification flow are very similar on all of the PNSes.
The device should start this flow by registering itself with the PNS and retrieving a so-called PNS handle. This handle can be a token (for example, APNS) or a simple URI (for example, WNS). Once the PNS is retrieved, it should be delivered to the backend service as a calling card, as shown in step 2 of the following diagram:
When the backend service wants to send a notification ...
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