Revert "feat: initialize WhisperKit on app startup (with config flag)"

ios/Runner/WhisperKitRunner.swift

@@ -25,22 +25,6 @@ public class WhisperKitRunner: NSObject, FlutterStreamHandler {
 
         transcriptionChannel.setMethodCallHandler { (call, result) in
             switch call.method {
-
-            case "initialize":
-                if (self.whisperKit == nil) {
-                    if (self.eventSink != nil) {
-                        self.eventSink!(["Initializing model...", ""])
-                    }
-                }
-
-                Task {
-                    if (self.whisperKit == nil) {
-                        self.whisperKit = try? await WhisperKit(model: self.model,
-                                                                verbose: true,
-                                                                prewarm: true)
-                    }
-                }
-
             case "transcribe":
                 guard let args = call.arguments as? [String: Any] else { return }
                 let audioFilePath = args["audioFilePath"] as! String

lib/database/journal_db/config_flags.dart

@@ -42,13 +42,6 @@ Future<void> initConfigFlags(
       status: false,
     ),
   );
-  await db.insertFlagIfNotExists(
-    const ConfigFlag(
-      name: initializeAsrModelOnStartup,
-      description: 'Initialize WhisperKit ASR model on startup',
-      status: false,
-    ),
-  );
   await db.insertFlagIfNotExists(
     const ConfigFlag(
       name: enableMatrixFlag,

lib/pages/settings/flags_page.dart

@@ -25,7 +25,6 @@ class FlagsPage extends StatelessWidget {
           attemptEmbedding,
           enableNotificationsFlag,
           autoTranscribeFlag,
-          initializeAsrModelOnStartup,
           recordLocationFlag,
           allowInvalidCertFlag,
           enableMatrixFlag,

lib/services/asr_service.dart

@@ -8,21 +8,17 @@ import 'package:ffmpeg_kit_flutter/return_code.dart';
 import 'package:flutter/cupertino.dart';
 import 'package:flutter/services.dart';
 import 'package:lotti/classes/journal_entities.dart';
-import 'package:lotti/database/database.dart';
 import 'package:lotti/database/logging_db.dart';
 import 'package:lotti/database/settings_db.dart';
 import 'package:lotti/get_it.dart';
 import 'package:lotti/logic/persistence_logic.dart';
 import 'package:lotti/utils/audio_utils.dart';
-import 'package:lotti/utils/consts.dart';
 import 'package:path/path.dart' as p;
 import 'package:path_provider/path_provider.dart';
 
 class AsrService {
   AsrService() {
     _loadSelectedModel();
-    _initialize();
-
     eventChannel.receiveBroadcastStream().listen(
           _onEvent,
           onError: _onError,
@@ -179,28 +175,6 @@ class AsrService {
     running = false;
   }
 
-  Future<void> _initialize() async {
-    final initializeOnStartup = await getIt<JournalDb>().getConfigFlag(
-      initializeAsrModelOnStartup,
-    );
-
-    if (!initializeOnStartup) {
-      return;
-    }
-
-    getIt<LoggingDb>().captureEvent(
-      'initializing WhisperKit',
-      domain: 'ASR',
-      subDomain: 'initialize',
-    );
-
-    try {
-      unawaited(methodChannel.invokeMethod('initialize'));
-    } on PlatformException catch (e) {
-      captureException(e);
-    }
-  }
-
   Future<bool> enqueue({required JournalAudio entry}) async {
     final isQueueEmpty = queue.isEmpty;
     queue.add(entry);

lib/utils/consts.dart

@@ -4,7 +4,6 @@ const allowInvalidCertFlag = 'allow_invalid_cert';
 const enableSyncFlag = 'enable_sync';
 const recordLocationFlag = 'record_location';
 const autoTranscribeFlag = 'auto_transcribe';
-const initializeAsrModelOnStartup = 'initialize_asr_model_on_startup';
 const enableMatrixFlag = 'enable_matrix';
 const resendAttachments = 'resend_attachments';
 const attemptEmbedding = 'attempt_embedding';

macos/Runner/WhisperKitRunner.swift

@@ -25,41 +25,26 @@ public class WhisperKitRunner: NSObject, FlutterStreamHandler {
 
         transcriptionChannel.setMethodCallHandler { (call, result) in
             switch call.method {
-
-            case "initialize":
-                if (self.whisperKit == nil) {
-                    if (self.eventSink != nil) {
-                        self.eventSink!(["Initializing model...", ""])
-                    }
-                }
-
-                Task {
-                    if (self.whisperKit == nil) {
-                        self.whisperKit = try? await WhisperKit(model: self.model,
-                                                                verbose: true,
-                                                                prewarm: true)
-                    }
-                }
-
             case "transcribe":
                 guard let args = call.arguments as? [String: Any] else { return }
                 let audioFilePath = args["audioFilePath"] as! String
                 let language = args["language"] as! String
                 let detectLanguage = language.isEmpty
-
+                
                 if (self.whisperKit == nil) {
                     if (self.eventSink != nil) {
                         self.eventSink!(["Initializing model...", ""])
                     }
                 }
-
+
+
                 Task {
                     if (self.whisperKit == nil) {
                         self.whisperKit = try? await WhisperKit(model: self.model,
                                                                 verbose: true,
                                                                 prewarm: true)
                     }
-
+                    
                     let transcription = try? await self.whisperKit!.transcribe(
                         audioPath: audioFilePath,
                         decodeOptions: DecodingOptions(
@@ -70,13 +55,12 @@ public class WhisperKitRunner: NSObject, FlutterStreamHandler {
                         ),
                         callback: self.sendTranscriptionProgressEvent
                     )
-
+                    
                     let text : String? = transcription?.first?.text
                     let detectedLanguage = transcription?.first?.language
                     let data = [detectedLanguage, self.model, text]
                     result(data)
                 }
-
             default:
                 result(FlutterMethodNotImplemented)
             }

pubspec.yaml

@@ -1,7 +1,7 @@
 name: lotti
 description: Achieve your goals and keep your data private with Lotti.
 publish_to: 'none'
-version: 0.9.505+2662
+version: 0.9.506+2663
 
 msix_config:
   display_name: LottiApp

test/database/database_test.dart

@@ -31,11 +31,6 @@ final expectedFlags = <ConfigFlag>{
     description: 'Automatically transcribe audio',
     status: false,
   ),
-  const ConfigFlag(
-    name: initializeAsrModelOnStartup,
-    description: 'Initialize WhisperKit ASR model on startup',
-    status: false,
-  ),
   const ConfigFlag(
     name: recordLocationFlag,
     description: 'Record geolocation?',