Adds support to request SiriKit permissions to platform interface. (#1266)

* Adding SiriKit permissions (#1140)

* Adding SiriKit permissions

* Fix tests

---------

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

* Reserves the assistant permission on no-op platforms

* Adds support to example application

* Remove pubspec overrides

* Fix formatting

* Revert to platforms to main

* Revert so only platform interface changes are included

* Update permission_handler_platform_interface/CHANGELOG.md

Co-authored-by: TimHoogstrate <tim566@hotmail.com>

---------

Co-authored-by: Baptiste DUPUCH <baptiste.dupuch@gmail.com>
Co-authored-by: TimHoogstrate <tim566@hotmail.com>

permission_handler_platform_interface/CHANGELOG.md

+## 4.1.0
+
+* Adds the `Permission.assistant` which allows users to request permissions to access SiriKit on iOS and macOS platforms. This is a no-op on all other platforms.
+
 ## 4.0.2
 
 * Improved the documentation around the `PermissionStatus`, `PermissionStatusGetters` and `FuturePermissionStatusGetters`.

permission_handler_platform_interface/lib/src/permissions.dart

@@ -319,6 +319,10 @@ class Permission {
   /// Permission for reading from and writing to the device's calendar.
   static const calendarFullAccess = Permission._(37);
 
+  /// Android: Nothing
+  /// iOS: SiriKit
+  static const assistant = Permission._(38);
+
   /// Returns a list of all possible [PermissionGroup] values.
   static const List<Permission> values = <Permission>[
     // ignore: deprecated_member_use_from_same_package
@@ -360,6 +364,7 @@ class Permission {
     sensorsAlways,
     calendarWriteOnly,
     calendarFullAccess,
+    assistant,
   ];
 
   static const List<String> _names = <String>[
@@ -401,6 +406,7 @@ class Permission {
     'sensorsAlways',
     'calendarWriteOnly',
     'calendarFullAccess',
+    'assistant',
   ];
 
   @override

permission_handler_platform_interface/pubspec.yaml

@@ -3,7 +3,7 @@ description: A common platform interface for the permission_handler plugin.
 homepage: https://github.com/baseflow/flutter-permission-handler/tree/master/permission_handler_platform_interface
 # NOTE: We strongly prefer non-breaking changes, even at the expense of a
 # less-clean API. See https://flutter.dev/go/platform-interface-breaking-changes
-version: 4.0.2
+version: 4.1.0
 
 dependencies:
   flutter:

permission_handler_platform_interface/test/src/permissions_test.dart

@@ -6,7 +6,7 @@ void main() {
       () {
     const values = Permission.values;
 
-    expect(values.length, 38);
+    expect(values.length, 39);
   });
 
   test('check if byValue returns corresponding PermissionGroup value', () {