Exposes new event: remoteNotificationsRegistrationDenied (#845)

* Adds an event handler to understand when the user has pressed "Don't Allow" in permissions overlay

lib/ios/RNEventEmitter.h

@@ -1,6 +1,7 @@
 #import <React/RCTEventEmitter.h>
 
 static NSString* const RNRegistered                  = @"remoteNotificationsRegistered";
+static NSString* const RNRegistrationDenied          = @"remoteNotificationsRegistrationDenied";
 static NSString* const RNRegistrationFailed          = @"remoteNotificationsRegistrationFailed";
 static NSString* const RNPushKitRegistered           = @"pushKitRegistered";
 static NSString* const RNNotificationReceived        = @"notificationReceived";

lib/ios/RNEventEmitter.m

@@ -6,6 +6,7 @@ @implementation RNEventEmitter
 
 -(NSArray<NSString *> *)supportedEvents {
     return @[RNRegistered,
+             RNRegistrationDenied,
              RNRegistrationFailed,
              RNPushKitRegistered,
              RNNotificationReceived,

lib/ios/RNNotificationCenter.m

@@ -1,3 +1,4 @@
+#import "RNEventEmitter.h"
 #import "RNNotificationCenter.h"
 #import "RCTConvert+RNNotifications.h"
 
@@ -40,6 +41,9 @@ - (void)requestPermissions:(NSDictionary *)options {
                 }
             }];
         }
+        if (!error && !granted) {
+          [RNEventEmitter sendEvent:RNRegistrationDenied body:nil];
+        }
     }];
 }
 

lib/src/adapters/NativeEventsReceiver.ts

@@ -25,13 +25,13 @@ export class NativeEventsReceiver {
   }
 
   public registerNotificationReceived(callback: (notification: Notification) => void): EmitterSubscription {
-    return this.emitter.addListener('notificationReceived', (payload) => {
+    return this.emitter.addListener('notificationReceived', (payload: unknown) => {
       callback(this.notificationFactory.fromPayload(payload));
     });
   }
 
   public registerNotificationReceivedBackground(callback: (notification: Notification) => void): EmitterSubscription {
-    return this.emitter.addListener('notificationReceivedBackground', (payload) => {
+    return this.emitter.addListener('notificationReceivedBackground', (payload: unknown) => {
       callback(this.notificationFactory.fromPayload(payload));
     });
   }
@@ -50,4 +50,8 @@ export class NativeEventsReceiver {
   public registerRemoteNotificationsRegistrationFailed(callback: (event: RegistrationError) => void): EmitterSubscription {
     return this.emitter.addListener('remoteNotificationsRegistrationFailed', callback);
   }
+
+  public registerRemoteNotificationsRegistrationDenied(callback: () => void): EmitterSubscription {
+    return this.emitter.addListener('remoteNotificationsRegistrationDenied', callback);
+  }
 }

lib/src/events/EventsRegistry.ts

@@ -34,4 +34,8 @@ export class EventsRegistry {
   public registerRemoteNotificationsRegistrationFailed(callback: (event: RegistrationError) => void): EmitterSubscription {
     return this.nativeEventsReceiver.registerRemoteNotificationsRegistrationFailed(callback);
   }
+
+  public registerRemoteNotificationsRegistrationDenied(callback: () => void): EmitterSubscription {
+    return this.nativeEventsReceiver.registerRemoteNotificationsRegistrationDenied(callback);
+  }
 }

website/docs/api/general-events.md

@@ -59,4 +59,13 @@ Fired when the user fails to register for remote notifications. Typically occurs
 Notifications.events().registerRemoteNotificationsRegistrationFailed((event: RegistrationError) => {
   console.log(event.code, event.localizedDescription, event.domain);
 });
+```
+
+## registerRemoteNotificationsDenied()
+Fired when the user does not grant permission to receive push notifications. Typically occurs when pressing the "Don't Allow" button in iOS permissions overlay.
+
+```js
+Notifications.events().registerRemoteNotificationRegistrationDenied(() => {
+  console.log('Notification permissions not granted')
+})
 ```