feat: Add an API for creating direct share shortcuts

packages/moxplatform_platform_interface/lib/moxplatform_platform_interface.dart

@@ -1,5 +1,7 @@
 library moxplatform_platform_interface;
 
+export 'src/contacts.dart';
+export 'src/contacts_stub.dart';
 export 'src/crypto.dart';
 export 'src/crypto_stub.dart';
 export 'src/interface.dart';

packages/moxplatform_platform_interface/lib/src/contacts.dart

@@ -0,0 +1,22 @@
+// The type of icon to use when no avatar path is provided.
+enum FallbackIconType {
+  none(-1),
+  person(0),
+  notes(1);
+
+  const FallbackIconType(this.id);
+
+  // The ID of the fallback icon.
+  final int id;
+}
+
+// Wrapper around various contact APIs.
+// ignore: one_member_abstracts
+abstract class ContactsImplementation {
+  Future<void> recordSentMessage(
+    String name,
+    String jid, {
+    String? avatarPath,
+    FallbackIconType fallbackIcon = FallbackIconType.none,
+  });
+}

packages/moxplatform_platform_interface/lib/src/contacts_stub.dart

@@ -0,0 +1,11 @@
+import 'package:moxplatform_platform_interface/src/contacts.dart';
+
+class StubContactsImplementation extends ContactsImplementation {
+  @override
+  Future<void> recordSentMessage(
+    String name,
+    String jid, {
+    String? avatarPath,
+    FallbackIconType fallbackIcon = FallbackIconType.none,
+  }) async {}
+}

packages/moxplatform_platform_interface/lib/src/interface.dart

@@ -1,3 +1,5 @@
+import 'package:moxplatform_platform_interface/src/contacts.dart';
+import 'package:moxplatform_platform_interface/src/contacts_stub.dart';
 import 'package:moxplatform_platform_interface/src/crypto.dart';
 import 'package:moxplatform_platform_interface/src/crypto_stub.dart';
 import 'package:moxplatform_platform_interface/src/isolate.dart';
@@ -14,6 +16,7 @@ abstract class MoxplatformInterface extends PlatformInterface {
   static IsolateHandler handler = StubIsolateHandler();
   static MediaScannerImplementation media = StubMediaScannerImplementation();
   static CryptographyImplementation crypto = StubCryptographyImplementation();
+  static ContactsImplementation contacts = StubContactsImplementation();
 
   /// Return the current platform name.
   Future<String?> getPlatformName();