Issue #988: Provisional Notification Permissions Part 2/3 (#991)

* Issue #988: Updating platform interface for provisional permission status

* Issue #988: Updating platform interface for provisional permission status - increasing test coverage

* Issue #988: Updating platform interface for provisional permission status

---------

Co-authored-by: Maurits van Beusekom <maurits@vnbskm.nl>

permission_handler_apple/CHANGELOG.md

+## 9.1.0
+
+* Adds the "Provisional" permission status which is introduced in iOS 12+.
+
 ## 9.0.8
 
 * Adds missing return statement causing the permission_handler to freeze when already requesting permissions.

permission_handler_apple/ios/Classes/PermissionHandlerEnums.h

@@ -153,7 +153,8 @@ typedef NS_ENUM(int, PermissionStatus) {
     PermissionStatusGranted = 1,
     PermissionStatusRestricted = 2,
     PermissionStatusLimited = 3,
-    PermissionStatusPermanentlyDenied = 4
+    PermissionStatusPermanentlyDenied = 4,
+    PermissionStatusProvisional = 5,
 };
 
 typedef NS_ENUM(int, ServiceStatus) {

permission_handler_apple/ios/Classes/strategies/NotificationPermissionStrategy.m

@@ -21,7 +21,12 @@
 
 - (void)requestPermission:(PermissionGroup)permission completionHandler:(PermissionStatusHandler)completionHandler {
   PermissionStatus status = [self checkPermissionStatus:permission];
-  if (status != PermissionStatusDenied) {
+  if (@available(iOS 12.0, *)) {
+    if (status != PermissionStatusDenied && status != PermissionStatusProvisional) {
+      completionHandler(status);
+      return;
+    }
+  } else if (status != PermissionStatusDenied) {
     completionHandler(status);
     return;
   }
@@ -63,7 +68,9 @@
   if (@available(iOS 10 , *)) {
     dispatch_semaphore_t sem = dispatch_semaphore_create(0);
     [[UNUserNotificationCenter currentNotificationCenter] getNotificationSettingsWithCompletionHandler:^(UNNotificationSettings * _Nonnull settings) {
-      if (settings.authorizationStatus == UNAuthorizationStatusDenied) {
+      if (@available(iOS 12 , *) && settings.authorizationStatus == UNAuthorizationStatusProvisional) {
+        permissionStatus = PermissionStatusProvisional;
+      } else if (settings.authorizationStatus == UNAuthorizationStatusDenied) {
         permissionStatus = PermissionStatusPermanentlyDenied;
       } else if (settings.authorizationStatus == UNAuthorizationStatusNotDetermined) {
         permissionStatus = PermissionStatusDenied;

permission_handler_apple/ios/permission_handler_apple.podspec

@@ -3,7 +3,7 @@
 #
 Pod::Spec.new do |s|
   s.name             = 'permission_handler_apple'
-  s.version          = '9.0.4'
+  s.version          = '9.1.0'
   s.summary          = 'Permission plugin for Flutter.'
   s.description      = <<-DESC
 Permission plugin for Flutter. This plugin provides a cross-platform (iOS, Android) API to request and check permissions.

permission_handler_apple/pubspec.yaml

 name: permission_handler_apple
 description: Permission plugin for Flutter. This plugin provides the iOS API to request and check permissions.
-version: 9.0.8
-homepage: https://github.com/baseflow/flutter-permission-handler
+repository: https://github.com/baseflow/flutter-permission-handler
+issue_tracker: https://github.com/Baseflow/flutter-permission-handler/issues
+version: 9.1.0
 
 environment:
-  sdk: ">=2.15.0 <3.0.0"
+  sdk: ">=2.15.0 <4.0.0"
   flutter: ">=2.8.0"
 
 flutter:
@@ -17,7 +18,7 @@ flutter:
 dependencies:
   flutter:
     sdk: flutter
-  permission_handler_platform_interface: ^3.7.0
+  permission_handler_platform_interface: ^3.10.0
 
 dev_dependencies:
   flutter_lints: ^1.0.4