From 94992b563fdfddce683fc07ef5bb70e18ff910fe Mon Sep 17 00:00:00 2001
From: Ariver <shanghai3168@gmail.com>
Date: Wed, 03 Jun 2026 16:25:00 +0800
Subject: [PATCH] Record Round 4 candidate install verification
---
privatevoice.src/services/engine_service.go | 189 ++++++++++++++++++++++++++++++++++++++++++++++
1 files changed, 187 insertions(+), 2 deletions(-)
diff --git a/privatevoice.src/services/engine_service.go b/privatevoice.src/services/engine_service.go
index 305353d..d40c951 100755
--- a/privatevoice.src/services/engine_service.go
+++ b/privatevoice.src/services/engine_service.go
@@ -1,9 +1,13 @@
package services
import (
+ "fmt"
"sync"
+ "voicesnap/internal/config"
"voicesnap/internal/engine"
+ "voicesnap/internal/language"
"voicesnap/internal/model"
+ "voicesnap/internal/modelselection"
"voicesnap/internal/paths"
"github.com/wailsapp/wails/v3/pkg/application"
@@ -11,6 +15,7 @@
// EngineService provides engine status and model management to the frontend.
type EngineService struct {
+ cfg *config.Config
app *application.App
initCallback func()
mu sync.RWMutex
@@ -19,8 +24,11 @@
lastError string
}
-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.
@@ -35,6 +43,117 @@
"status": s.status,
"hardwareInfo": s.hardwareInfo,
"error": s.lastError,
+ }
+}
+
+func (s *EngineService) GetCurrentModelStatus() map[string]interface{} {
+ current := s.currentModel()
+ 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)
+ }
+
+ err = model.DownloadProfile(profile, profile.DownloadURLs, paths.ModelsRoot(), func(percent float64, downloaded, total int64) {
+ 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) modelStatusMap(profile model.ModelProfile, current modelselection.CurrentModel) map[string]interface{} {
+ resolved, err := model.ResolveModel(profile.ID)
+ installed := err == nil && resolved.IsUsable()
+ status := model.ModelNotInstalled
+ var missing []string
+ var problems []string
+ if err == nil {
+ status = resolved.Status
+ missing = resolved.Missing
+ problems = resolved.Problems
+ }
+
+ return map[string]interface{}{
+ "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": profile.ApproxSize,
+ "supportedLanguages": profile.SupportedLanguageIDs,
+ "recommendedLanguage": profile.RecommendedFor,
+ "description": profile.Description,
}
}
@@ -67,6 +186,39 @@
return nil
}
+func (s *EngineService) DownloadCurrentModel() error {
+ current := s.currentModel()
+ if len(current.Profile.DownloadURLs) == 0 {
+ 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) {
+ if s.app != nil {
+ s.app.Event.Emit("model:download-progress", map[string]interface{}{
+ "percent": percent,
+ "downloaded": downloaded,
+ "total": total,
+ "modelID": current.ModelID,
+ "modelName": current.Profile.DisplayName,
+ })
+ }
+ })
+ if err != nil {
+ return err
+ }
+
+ if s.initCallback != nil {
+ go s.initCallback()
+ }
+ return nil
+}
+
+func (s *EngineService) ReloadCurrentModel() {
+ if s.initCallback != nil {
+ go s.initCallback()
+ }
+}
+
// SetInitCallback sets the callback to re-initialize the engine after model download.
func (s *EngineService) SetInitCallback(cb func()) {
s.initCallback = cb
@@ -76,3 +228,36 @@
func (s *EngineService) SetApp(app *application.App) {
s.app = app
}
+
+func (s *EngineService) currentModel() modelselection.CurrentModel {
+ if s.cfg == nil {
+ cfg, err := config.Load()
+ if err != nil {
+ cfg = config.Default()
+ }
+ s.cfg = cfg
+ }
+ return modelselection.Resolve(s.cfg, language.NewSystemDetector())
+}
+
+func (s *EngineService) allowedModelProfile(modelID string) (model.ModelProfile, error) {
+ profile, err := model.GetModelProfile(modelID)
+ if err != nil {
+ return model.ModelProfile{}, err
+ }
+
+ 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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