Keep PocketTTS loading on default language

Author: Michael Meding

Packages/OsaurusCore/Managers/TTSService.swift

@@ -29,6 +29,7 @@ public enum TTSModelState: Equatable {
 @MainActor
 public final class TTSService: ObservableObject {
     public static let shared = TTSService()
+    private static let defaultPocketTtsLanguage: PocketTtsLanguage = .english
 
     // MARK: - Published state
 
@@ -160,6 +161,7 @@ public final class TTSService: ObservableObject {
                 // Route through the downloader explicitly so we get progress callbacks.
                 // When models are already cached this returns nearly instantly.
                 _ = try await PocketTtsResourceDownloader.ensureModels(
+                    language: Self.defaultPocketTtsLanguage,
                     directory: nil,
                     progressHandler: { progress in
                         Task { @MainActor in
@@ -176,7 +178,10 @@ public final class TTSService: ObservableObject {
                     }
                 )
 
-                let mgr = PocketTtsManager(defaultVoice: voice)
+                let mgr = PocketTtsManager(
+                    defaultVoice: voice,
+                    language: Self.defaultPocketTtsLanguage
+                )
                 try await mgr.initialize()
                 await MainActor.run {
                     guard let self else { return }
@@ -216,6 +221,10 @@ public final class TTSService: ObservableObject {
             .appendingPathComponent("fluidaudio", isDirectory: true)
             .appendingPathComponent("Models", isDirectory: true)
             .appendingPathComponent("pocket-tts", isDirectory: true)
+            .appendingPathComponent(
+                Self.defaultPocketTtsLanguage.repoSubdirectory,
+                isDirectory: true
+            )
         let required = ModelNames.PocketTTS.requiredModels
         let fm = FileManager.default
         return required.allSatisfy { fm.fileExists(atPath: repoDir.appendingPathComponent($0).path) }