feat!: Use new localisation setup from flutter 1.22

BREAKING CHANGE: This introduces that it might require up to 2 compiles for locals to work.
Also only arb files shall be checked into git.

Took 19 minutes

lib/utils/date_time_extension.dart

@@ -1,5 +1,5 @@
-import 'package:fluffychat/l10n/l10n.dart';
 import 'package:flutter/material.dart';
+import 'package:flutter_gen/gen_l10n/l10n.dart';
 
 /// Provides extra functionality for formatting the time.
 extension DateTimeExtension on DateTime {

lib/utils/firebase_controller.dart

@@ -1,19 +1,22 @@
 import 'dart:convert';
 import 'dart:io';
 
+import 'package:bot_toast/bot_toast.dart';
+import 'package:famedlysdk/famedlysdk.dart';
 import 'package:firebase_messaging/firebase_messaging.dart';
 import 'package:fluffychat/components/matrix.dart';
-import 'package:fluffychat/l10n/l10n.dart';
 import 'package:fluffychat/utils/app_route.dart';
 import 'package:fluffychat/views/chat.dart';
 import 'package:flutter/foundation.dart';
 import 'package:flutter/material.dart';
+import 'package:flutter_gen/gen_l10n/l10n.dart';
+import 'package:flutter_gen/gen_l10n/l10n_en.dart';
 import 'package:flutter_local_notifications/flutter_local_notifications.dart';
-import 'package:bot_toast/bot_toast.dart';
 import 'package:path_provider/path_provider.dart';
-import 'package:famedlysdk/famedlysdk.dart';
-import 'famedlysdk_store.dart';
+
 import '../components/matrix.dart';
+import 'famedlysdk_store.dart';
+import 'matrix_locals.dart';
 
 abstract class FirebaseController {
   static final FirebaseMessaging _firebaseMessaging = FirebaseMessaging();
@@ -161,8 +164,9 @@ abstract class FirebaseController {
         return null;
       }
       debugPrint('[Push] New message received');
-      final i18n =
-          context == null ? L10n(Platform.localeName) : L10n.of(context);
+      // FIXME unable to init without context currently https://github.com/flutter/flutter/issues/67092
+      // Locked on EN until issue resolved
+      final i18n = context == null ? L10nEn() : L10n.of(context);
 
       // Get the client
       Client client;
@@ -226,14 +230,14 @@ abstract class FirebaseController {
 
       // Calculate the body
       final body = event.getLocalizedBody(
-        i18n,
+        MatrixLocals(i18n),
         withSenderNamePrefix: true,
         hideReply: true,
       );
 
       // The person object for the android message style notification
       final person = Person(
-        name: room.getLocalizedDisplayname(i18n),
+        name: room.getLocalizedDisplayname(MatrixLocals(i18n)),
         icon: room.avatar == null
             ? null
             : BitmapFilePathAndroidIcon(
@@ -267,7 +271,10 @@ abstract class FirebaseController {
       var platformChannelSpecifics = NotificationDetails(
           androidPlatformChannelSpecifics, iOSPlatformChannelSpecifics);
       await _flutterLocalNotificationsPlugin.show(
-          0, room.getLocalizedDisplayname(i18n), body, platformChannelSpecifics,
+          0,
+          room.getLocalizedDisplayname(MatrixLocals(i18n)),
+          body,
+          platformChannelSpecifics,
           payload: roomId);
 
       if (tempClient) {
@@ -294,7 +301,11 @@ abstract class FirebaseController {
       var initializationSettings = InitializationSettings(
           initializationSettingsAndroid, initializationSettingsIOS);
       await flutterLocalNotificationsPlugin.initialize(initializationSettings);
-      final l10n = L10n(Platform.localeName);
+
+      // FIXME unable to init without context currently https://github.com/flutter/flutter/issues/67092
+      // Locked on en for now
+      //final l10n = L10n(Platform.localeName);
+      final l10n = L10nEn();
 
       // Notification data and matrix data
       Map<dynamic, dynamic> data = message['data'] ?? message;

lib/utils/matrix_locals.dart

@@ -0,0 +1,264 @@
+import 'package:famedlysdk/famedlysdk.dart';
+import 'package:flutter_gen/gen_l10n/l10n.dart';
+
+/// This is a temporary helper class until there is a proper solution to this with the new system
+class MatrixLocals extends MatrixLocalizations {
+  final L10n l10n;
+
+  MatrixLocals(this.l10n);
+
+  @override
+  String acceptedTheInvitation(String targetName) {
+    return l10n.acceptedTheInvitation(targetName);
+  }
+
+  @override
+  String activatedEndToEndEncryption(String senderName) {
+    return l10n.activatedEndToEndEncryption(senderName);
+  }
+
+  @override
+  String answeredTheCall(String senderName) {
+    return l10n.answeredTheCall(senderName);
+  }
+
+  @override
+  String get anyoneCanJoin => l10n.anyoneCanJoin;
+
+  @override
+  String bannedUser(String senderName, String targetName) {
+    return l10n.bannedUser(senderName, targetName);
+  }
+
+  @override
+  String changedTheChatAvatar(String senderName) {
+    return l10n.changedTheChatAvatar(senderName);
+  }
+
+  @override
+  String changedTheChatDescriptionTo(String senderName, String content) {
+    return l10n.changedTheChatDescriptionTo(senderName, content);
+  }
+
+  @override
+  String changedTheChatNameTo(String senderName, String content) {
+    return l10n.changedTheChatNameTo(senderName, content);
+  }
+
+  @override
+  String changedTheChatPermissions(String senderName) {
+    return l10n.changedTheChatPermissions(senderName);
+  }
+
+  @override
+  String changedTheDisplaynameTo(String targetName, String newDisplayname) {
+    return l10n.changedTheDisplaynameTo(targetName, newDisplayname);
+  }
+
+  @override
+  String changedTheGuestAccessRules(String senderName) {
+    return l10n.changedTheGuestAccessRules(senderName);
+  }
+
+  @override
+  String changedTheGuestAccessRulesTo(
+      String senderName, String localizedString) {
+    return l10n.changedTheGuestAccessRulesTo(senderName, localizedString);
+  }
+
+  @override
+  String changedTheHistoryVisibility(String senderName) {
+    return l10n.changedTheHistoryVisibility(senderName);
+  }
+
+  @override
+  String changedTheHistoryVisibilityTo(
+      String senderName, String localizedString) {
+    return l10n.changedTheHistoryVisibilityTo(senderName, localizedString);
+  }
+
+  @override
+  String changedTheJoinRules(String senderName) {
+    return l10n.changedTheJoinRules(senderName);
+  }
+
+  @override
+  String changedTheJoinRulesTo(String senderName, String localizedString) {
+    return l10n.changedTheJoinRulesTo(senderName, localizedString);
+  }
+
+  @override
+  String changedTheProfileAvatar(String targetName) {
+    return l10n.changedTheProfileAvatar(targetName);
+  }
+
+  @override
+  String changedTheRoomAliases(String senderName) {
+    return l10n.changedTheRoomAliases(senderName);
+  }
+
+  @override
+  String changedTheRoomInvitationLink(String senderName) {
+    return l10n.changedTheRoomInvitationLink(senderName);
+  }
+
+  @override
+  String get channelCorruptedDecryptError => l10n.channelCorruptedDecryptError;
+
+  @override
+  String couldNotDecryptMessage(String errorText) {
+    return l10n.couldNotDecryptMessage(errorText);
+  }
+
+  @override
+  String createdTheChat(String senderName) {
+    return l10n.createdTheChat(senderName);
+  }
+
+  @override
+  String get emptyChat => l10n.emptyChat;
+
+  @override
+  String get encryptionNotEnabled => l10n.encryptionNotEnabled;
+
+  @override
+  String endedTheCall(String senderName) {
+    return l10n.endedTheCall(senderName);
+  }
+
+  @override
+  String get fromJoining => l10n.fromJoining;
+
+  @override
+  String get fromTheInvitation => l10n.fromTheInvitation;
+
+  @override
+  String groupWith(String displayname) {
+    return l10n.groupWith(displayname);
+  }
+
+  @override
+  String get guestsAreForbidden => l10n.guestsAreForbidden;
+
+  @override
+  String get guestsCanJoin => l10n.guestsCanJoin;
+
+  @override
+  String hasWithdrawnTheInvitationFor(String senderName, String targetName) {
+    return l10n.hasWithdrawnTheInvitationFor(senderName, targetName);
+  }
+
+  @override
+  String invitedUser(String senderName, String targetName) {
+    return l10n.invitedUser(senderName, targetName);
+  }
+
+  @override
+  String get invitedUsersOnly => l10n.invitedUsersOnly;
+
+  @override
+  String joinedTheChat(String targetName) {
+    return l10n.joinedTheChat(targetName);
+  }
+
+  @override
+  String kicked(String senderName, String targetName) {
+    return l10n.kicked(senderName, targetName);
+  }
+
+  @override
+  String kickedAndBanned(String senderName, String targetName) {
+    return l10n.kickedAndBanned(senderName, targetName);
+  }
+
+  @override
+  String get needPantalaimonWarning => l10n.needPantalaimonWarning;
+
+  @override
+  String get noPermission => l10n.noPermission;
+
+  @override
+  String redactedAnEvent(String senderName) {
+    return l10n.redactedAnEvent(senderName);
+  }
+
+  @override
+  String rejectedTheInvitation(String targetName) {
+    return l10n.rejectedTheInvitation(targetName);
+  }
+
+  @override
+  String removedBy(String calcDisplayname) {
+    return l10n.removedBy(calcDisplayname);
+  }
+
+  @override
+  String get roomHasBeenUpgraded => l10n.roomHasBeenUpgraded;
+
+  @override
+  String sentAFile(String senderName) {
+    return l10n.sentAFile(senderName);
+  }
+
+  @override
+  String sentAPicture(String senderName) {
+    return l10n.sentAPicture(senderName);
+  }
+
+  @override
+  String sentASticker(String senderName) {
+    return l10n.sentASticker(senderName);
+  }
+
+  @override
+  String sentAVideo(String senderName) {
+    return l10n.sentAVideo(senderName);
+  }
+
+  @override
+  String sentAnAudio(String senderName) {
+    return l10n.sentAnAudio(senderName);
+  }
+
+  @override
+  String sentCallInformations(String senderName) {
+    return l10n.sentCallInformations(senderName);
+  }
+
+  @override
+  String sharedTheLocation(String senderName) {
+    return l10n.sharedTheLocation(senderName);
+  }
+
+  @override
+  String startedACall(String senderName) {
+    return l10n.startedACall(senderName);
+  }
+
+  @override
+  String unbannedUser(String senderName, String targetName) {
+    return l10n.unbannedUser(senderName, targetName);
+  }
+
+  @override
+  String get unknownEncryptionAlgorithm => l10n.unknownEncryptionAlgorithm;
+
+  @override
+  String unknownEvent(String typeKey) {
+    return l10n.unknownEvent(typeKey);
+  }
+
+  @override
+  String userLeftTheChat(String targetName) {
+    return l10n.userLeftTheChat(userLeftTheChat);
+  }
+
+  @override
+  String get visibleForAllParticipants => l10n.visibleForAllParticipants;
+
+  @override
+  String get visibleForEveryone => l10n.visibleForEveryone;
+
+  @override
+  String get you => l10n.you;
+}

lib/utils/presence_extension.dart

@@ -1,6 +1,7 @@
 import 'package:famedlysdk/famedlysdk.dart';
-import 'package:fluffychat/l10n/l10n.dart';
 import 'package:flutter/material.dart';
+import 'package:flutter_gen/gen_l10n/l10n.dart';
+
 import 'date_time_extension.dart';
 
 extension PresenceExtension on Presence {

lib/utils/room_status_extension.dart

@@ -1,6 +1,6 @@
 import 'package:famedlysdk/famedlysdk.dart';
-import 'package:fluffychat/l10n/l10n.dart';
 import 'package:flutter/widgets.dart';
+import 'package:flutter_gen/gen_l10n/l10n.dart';
 
 import 'date_time_extension.dart';
 

lib/utils/sentry_controller.dart

@@ -1,7 +1,7 @@
 import 'package:bot_toast/bot_toast.dart';
 import 'package:fluffychat/components/dialogs/simple_dialogs.dart';
-import 'package:fluffychat/l10n/l10n.dart';
 import 'package:flutter/material.dart';
+import 'package:flutter_gen/gen_l10n/l10n.dart';
 import 'package:localstorage/localstorage.dart';
 
 abstract class SentryController {