From 3803f0987d7fd38cbd754f3dc37caa29247c852c Mon Sep 17 00:00:00 2001
From: Ariver <shanghai3168@gmail.com>
Date: Wed, 01 Jul 2026 23:21:27 +0800
Subject: [PATCH] Merge Windows preview build
---
privatevoice.src/services/engine_service.go | 291 +++++++++++++++++++++++++++++++++++++++++++++++++++++----
1 files changed, 269 insertions(+), 22 deletions(-)
diff --git a/privatevoice.src/services/engine_service.go b/privatevoice.src/services/engine_service.go
index f44fe18..ecfb3ac 100755
--- a/privatevoice.src/services/engine_service.go
+++ b/privatevoice.src/services/engine_service.go
@@ -1,6 +1,7 @@
package services
import (
+ "context"
"fmt"
"sync"
"voicesnap/internal/config"
@@ -15,21 +16,36 @@
// EngineService provides engine status and model management to the frontend.
type EngineService struct {
- app *application.App
- initCallback func()
- mu sync.RWMutex
- status string
- hardwareInfo string
- lastError string
+ cfg *config.Config
+ app *application.App
+ initCallback func()
+ mu sync.RWMutex
+ status string
+ hardwareInfo string
+ lastError string
+ downloadMu sync.Mutex
+ downloadID string
+ downloadCancel context.CancelFunc
+ downloadCancelling bool
+ downloadProgress float64
+ downloadDownloaded int64
+ downloadTotal int64
}
-func NewEngineService() *EngineService {
- return &EngineService{status: "loading"}
+func NewEngineService(cfg *config.Config) *EngineService {
+ if cfg == nil {
+ cfg = config.Default()
+ }
+ return &EngineService{cfg: cfg, status: "loading"}
}
// ModelExists returns true if the ASR model files are present.
func (s *EngineService) ModelExists() bool {
return engine.ModelExists()
+}
+
+func (s *EngineService) HasAnyInstalledModel() bool {
+ return model.HasAnyUsableModel()
}
func (s *EngineService) GetStatus() map[string]interface{} {
@@ -44,8 +60,118 @@
func (s *EngineService) GetCurrentModelStatus() map[string]interface{} {
current := s.currentModel()
- resolved, err := model.ResolveModel(current.ModelID)
+ return s.modelStatusMap(current.Profile, current)
+}
+
+func (s *EngineService) ListModelOptions() []map[string]interface{} {
+ current := s.currentModel()
+ languageProfile, err := model.GetLanguageProfile(current.LanguageSettings.EffectiveLanguageID)
+ if err != nil {
+ return nil
+ }
+
+ ids := make([]string, 0, 1+len(languageProfile.UpgradeModelIDs))
+ ids = append(ids, languageProfile.DefaultModelID)
+ ids = append(ids, languageProfile.UpgradeModelIDs...)
+
+ options := make([]map[string]interface{}, 0, len(ids))
+ for _, id := range ids {
+ profile, err := model.GetModelProfile(id)
+ if err != nil {
+ continue
+ }
+ options = append(options, s.modelStatusMap(profile, current))
+ }
+ return options
+}
+
+func (s *EngineService) SelectModel(modelID string) error {
+ profile, err := s.allowedModelProfile(modelID)
+ if err != nil {
+ return err
+ }
+ resolved, err := model.ResolveModel(profile.ID)
+ if err != nil {
+ return err
+ }
+ if !resolved.IsUsable() {
+ return fmt.Errorf("model %s is not installed", profile.ID)
+ }
+
+ s.cfg.ModelSelectionMode = config.ModelSelectionModeManual
+ s.cfg.SelectedModelID = profile.ID
+ config.Save(s.cfg)
+ s.ReloadCurrentModel()
+ return nil
+}
+
+func (s *EngineService) DownloadModelByID(modelID string) error {
+ profile, err := s.allowedModelProfile(modelID)
+ if err != nil {
+ return err
+ }
+ if len(profile.DownloadURLs) == 0 {
+ return fmt.Errorf("no download URL configured for model %s", profile.ID)
+ }
+
+ ctx, finish, err := s.beginModelDownload(profile.ID)
+ if err != nil {
+ return err
+ }
+ defer finish()
+
+ err = model.DownloadProfileWithContext(ctx, profile, profile.DownloadURLs, paths.ModelsRoot(), func(percent float64, downloaded, total int64) {
+ s.updateModelDownloadProgress(profile.ID, percent, downloaded, total)
+ if s.app != nil {
+ s.app.Event.Emit("model:download-progress", map[string]interface{}{
+ "percent": percent,
+ "downloaded": downloaded,
+ "total": total,
+ "modelID": profile.ID,
+ "modelName": profile.DisplayName,
+ })
+ }
+ })
+ if err != nil {
+ return err
+ }
+
+ s.cfg.ModelSelectionMode = config.ModelSelectionModeManual
+ s.cfg.SelectedModelID = profile.ID
+ config.Save(s.cfg)
+ s.ReloadCurrentModel()
+ return nil
+}
+
+func (s *EngineService) CancelModelDownload(modelID string) bool {
+ s.downloadMu.Lock()
+ activeID := s.downloadID
+ if s.downloadCancel == nil || (modelID != "" && activeID != modelID) {
+ s.downloadMu.Unlock()
+ return false
+ }
+ s.downloadCancelling = true
+ s.downloadCancel()
+ s.downloadMu.Unlock()
+
+ if s.app != nil {
+ s.app.Event.Emit("model:download-cancelled", map[string]interface{}{
+ "modelID": activeID,
+ })
+ }
+ return true
+}
+
+func (s *EngineService) GetModelDownloadStatus() map[string]interface{} {
+ s.downloadMu.Lock()
+ defer s.downloadMu.Unlock()
+ return s.modelDownloadStatusLocked()
+}
+
+func (s *EngineService) modelStatusMap(profile model.ModelProfile, current modelselection.CurrentModel) map[string]interface{} {
+ resolved, err := model.ResolveModel(profile.ID)
installed := err == nil && resolved.IsUsable()
+ supportedInBuild := model.IsModelSupportedInCurrentBuild(profile.ID)
status := model.ModelNotInstalled
var missing []string
var problems []string
@@ -56,38 +182,62 @@
}
return map[string]interface{}{
- "modelID": current.ModelID,
- "displayName": current.Profile.DisplayName,
- "backendKind": current.Profile.BackendKind,
+ "modelID": profile.ID,
+ "displayName": profile.DisplayName,
+ "backendKind": profile.BackendKind,
+ "tier": profile.Tier,
"languageID": current.LanguageSettings.EffectiveLanguageID,
"selectionMode": current.SelectionMode,
+ "isCurrent": profile.ID == current.ModelID,
+ "isDefault": profile.ID == current.LanguageSettings.DefaultModelID,
"installed": installed,
"installStatus": status,
"missing": missing,
"problems": problems,
"fallbackReason": current.FallbackReason,
- "downloadSize": current.Profile.ApproxSize,
- "supportedLanguages": current.Profile.SupportedLanguageIDs,
- "recommendedLanguage": current.Profile.RecommendedFor,
+ "downloadSize": profile.ApproxSize,
+ "supportedLanguages": profile.SupportedLanguageIDs,
+ "recommendedLanguage": profile.RecommendedFor,
+ "description": profile.Description,
+ "supportedInBuild": supportedInBuild,
+ "unsupportedReason": model.ModelUnsupportedReason(profile.ID),
}
}
func (s *EngineService) SetStatus(status, hardwareInfo, lastError string) {
s.mu.Lock()
- defer s.mu.Unlock()
s.status = status
s.hardwareInfo = hardwareInfo
s.lastError = lastError
+ s.mu.Unlock()
+
+ if s.app != nil {
+ s.app.Event.Emit("engine:status", map[string]interface{}{
+ "status": status,
+ "hardwareInfo": hardwareInfo,
+ "error": lastError,
+ })
+ }
}
// DownloadModel downloads the ASR model with progress events.
func (s *EngineService) DownloadModel(primaryURL, fallbackURL string) error {
- err := model.Download(primaryURL, fallbackURL, paths.ModelsRoot(), func(percent float64, downloaded, total int64) {
+ profile := model.DefaultModelProfile()
+ ctx, finish, err := s.beginModelDownload(profile.ID)
+ if err != nil {
+ return err
+ }
+ defer finish()
+
+ err = model.DownloadProfileWithContext(ctx, profile, []string{primaryURL, fallbackURL}, paths.ModelsRoot(), func(percent float64, downloaded, total int64) {
+ s.updateModelDownloadProgress(profile.ID, percent, downloaded, total)
if s.app != nil {
s.app.Event.Emit("model:download-progress", map[string]interface{}{
"percent": percent,
"downloaded": downloaded,
"total": total,
+ "modelID": profile.ID,
+ "modelName": profile.DisplayName,
})
}
})
@@ -107,7 +257,14 @@
return fmt.Errorf("no download URL configured for model %s", current.ModelID)
}
- err := model.DownloadProfile(current.Profile, current.Profile.DownloadURLs, paths.ModelsRoot(), func(percent float64, downloaded, total int64) {
+ ctx, finish, err := s.beginModelDownload(current.ModelID)
+ if err != nil {
+ return err
+ }
+ defer finish()
+
+ err = model.DownloadProfileWithContext(ctx, current.Profile, current.Profile.DownloadURLs, paths.ModelsRoot(), func(percent float64, downloaded, total int64) {
+ s.updateModelDownloadProgress(current.ModelID, percent, downloaded, total)
if s.app != nil {
s.app.Event.Emit("model:download-progress", map[string]interface{}{
"percent": percent,
@@ -145,9 +302,99 @@
}
func (s *EngineService) currentModel() modelselection.CurrentModel {
- cfg, err := config.Load()
- if err != nil {
- cfg = config.Default()
+ if s.cfg == nil {
+ cfg, err := config.Load()
+ if err != nil {
+ cfg = config.Default()
+ }
+ s.cfg = cfg
}
- return modelselection.Resolve(cfg, language.NewSystemDetector())
+ return modelselection.Resolve(s.cfg, language.NewSystemDetector())
+}
+
+func (s *EngineService) beginModelDownload(modelID string) (context.Context, func(), error) {
+ s.downloadMu.Lock()
+ defer s.downloadMu.Unlock()
+ if s.downloadCancel != nil {
+ return nil, nil, fmt.Errorf("model %s is already downloading", s.downloadID)
+ }
+ ctx, cancel := context.WithCancel(context.Background())
+ s.downloadID = modelID
+ s.downloadCancel = cancel
+ s.downloadCancelling = false
+ s.downloadProgress = 0
+ s.downloadDownloaded = 0
+ s.downloadTotal = 0
+ finish := func() {
+ emitFinished := false
+ s.downloadMu.Lock()
+ if s.downloadID == modelID {
+ s.downloadID = ""
+ s.downloadCancel = nil
+ s.downloadCancelling = false
+ s.downloadProgress = 0
+ s.downloadDownloaded = 0
+ s.downloadTotal = 0
+ emitFinished = true
+ }
+ s.downloadMu.Unlock()
+ if emitFinished && s.app != nil {
+ s.app.Event.Emit("model:download-finished", map[string]interface{}{
+ "modelID": modelID,
+ })
+ }
+ }
+ return ctx, finish, nil
+}
+
+func (s *EngineService) updateModelDownloadProgress(modelID string, percent float64, downloaded, total int64) {
+ s.downloadMu.Lock()
+ if s.downloadID == modelID && s.downloadCancel != nil {
+ s.downloadProgress = percent
+ s.downloadDownloaded = downloaded
+ s.downloadTotal = total
+ }
+ s.downloadMu.Unlock()
+}
+
+func (s *EngineService) modelDownloadStatusLocked() map[string]interface{} {
+ return map[string]interface{}{
+ "active": s.downloadCancel != nil,
+ "modelID": s.downloadID,
+ "cancelling": s.downloadCancelling,
+ "percent": s.downloadProgress,
+ "downloaded": s.downloadDownloaded,
+ "total": s.downloadTotal,
+ }
+}
+
+func (s *EngineService) allowedModelProfile(modelID string) (model.ModelProfile, error) {
+ profile, err := model.GetModelProfile(modelID)
+ if err != nil {
+ return model.ModelProfile{}, err
+ }
+ switch model.ModelUnsupportedReason(profile.ID) {
+ case "":
+ case model.UnsupportedReasonRequiresMacOS14:
+ return model.ModelProfile{}, fmt.Errorf("model %s requires macOS 14 or later", profile.ID)
+ case model.UnsupportedReasonWindowsPreview:
+ return model.ModelProfile{}, fmt.Errorf("model %s is not supported in the Windows preview build; use SenseVoice", profile.ID)
+ default:
+ return model.ModelProfile{}, fmt.Errorf("model %s is not supported in this build", profile.ID)
+ }
+
+ current := s.currentModel()
+ languageProfile, err := model.GetLanguageProfile(current.LanguageSettings.EffectiveLanguageID)
+ if err != nil {
+ return model.ModelProfile{}, err
+ }
+ if profile.ID == languageProfile.DefaultModelID {
+ return profile, nil
+ }
+ for _, id := range languageProfile.UpgradeModelIDs {
+ if profile.ID == id {
+ return profile, nil
+ }
+ }
+ return model.ModelProfile{}, fmt.Errorf("model %s is not available for language %s", profile.ID, current.LanguageSettings.EffectiveLanguageID)
}
--
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