Add registerForProvisionalAuthorization method

* Add registerForProvisionalAuthorization() iOS support

Author: Jeasmine

examples/RNOneSignalTS/src/OSButtons.tsx

@@ -78,6 +78,17 @@ class OSButtons extends React.Component<Props, State> {
             }
         );
 
+        const registerForProvisionalAuthorization = renderButtonView(
+            "Register For Provisional Authorization",
+            color,
+            () => {
+                loggingFunction("Register For Provisional Authorization with user response...");
+                OneSignal.registerForProvisionalAuthorization(response => {
+                    loggingFunction(`User response: ${response}`);
+                });
+            }
+        );
+
         const locationShared = renderButtonView("is Location Shared", color, async () => {
             let appHasLocationShared = await OneSignal.isLocationShared();
             loggingFunction(`Application has location shared active: ${appHasLocationShared}`);
@@ -102,7 +113,10 @@ class OSButtons extends React.Component<Props, State> {
             }
         );
 
-        elements.push(subscribedButton, unsubscribeWhenNotificationsAreDisabledButton, locationShared, setLocationShared, promptLocationButton);
+        elements.push(subscribedButton, 
+            unsubscribeWhenNotificationsAreDisabledButton, 
+            registerForProvisionalAuthorization,
+            locationShared, setLocationShared, promptLocationButton);
 
         if (Platform.OS === 'ios') {
             elements.push(promptForPush);

ios/RCTOneSignal/RCTOneSignalEventEmitter.m

@@ -279,6 +279,12 @@ + (void)sendEventWithName:(NSString *)name withBody:(NSDictionary *)body {
     }];
 }
 
+RCT_EXPORT_METHOD(registerForProvisionalAuthorization:(RCTResponseSenderBlock)callback) {
+    [OneSignal registerForProvisionalAuthorization:^(BOOL accepted) {
+        callback(@[@(accepted)]);
+    }];
+}
+
 RCT_EXPORT_METHOD(sendTag:(NSString *)key value:(NSString*)value) {
     [OneSignal sendTag:key value:value];
 }

src/index.d.ts

@@ -180,6 +180,17 @@ declare module 'react-native-onesignal' {
          * @returns void
          */
         promptForPushNotificationsWithUserResponse(handler?: (response: boolean) => void): void;
+        
+        /**
+         * Only applies to iOS (does nothing on Android as it always silently registers)
+         * Request for Direct-To-History push notification authorization
+         * 
+         * For more information: https://documentation.onesignal.com/docs/ios-customizations#provisional-push-notifications
+         * 
+         * @param  {(response:boolean)=>void} handler
+         * @returns void
+         */
+        registerForProvisionalAuthorization(handler?: (response: boolean) => void): void;
 
         /**
          * Disable the push notification subscription to OneSignal.

src/index.js

@@ -92,6 +92,17 @@ export default class OneSignal {
         } else {
             console.log("promptForPushNotificationsWithUserResponse: this function is not supported on Android");
         }
+    }  
+    
+    static registerForProvisionalAuthorization(handler) {
+        if (!checkIfInitialized(RNOneSignal)) return;
+
+        if (Platform.OS === 'ios') {
+            isValidCallback(handler);
+            RNOneSignal.registerForProvisionalAuthorization(handler);
+        } else {
+            console.log("registerForProvisionalAuthorization: this function is not supported on Android");
+        }
     }
 
     static disablePush(disable) {