ai去特征增加开关

backend/internal/service/app_settings.go

@@ -51,6 +51,7 @@ type CreditSettings struct {
 // DeAISettings is the per-tier surcharge (积分) for the 去AI特征 option on the
 // 画图台 — charged on top of the model's image price when the toggle is on.
 type DeAISettings struct {
+	Enabled bool `json:"enabled"`
 	Price1K int `json:"price_1k"`
 	Price2K int `json:"price_2k"`
 	Price4K int `json:"price_4k"`
@@ -343,6 +344,10 @@ func (s *AppSettingsService) TestProxy(ctx context.Context, proxy string) (map[s
 }
 
 func (s *AppSettingsService) DeAI(ctx context.Context) (*DeAISettings, error) {
+	enabledRaw, err := s.settings.GetValue(ctx, "deai.enabled")
+	if err != nil {
+		return nil, err
+	}
 	p1Raw, err := s.settings.GetValue(ctx, "deai.price_1k")
 	if err != nil {
 		return nil, err
@@ -356,6 +361,7 @@ func (s *AppSettingsService) DeAI(ctx context.Context) (*DeAISettings, error) {
 		return nil, err
 	}
 	return &DeAISettings{
+		Enabled: parseBoolSetting(enabledRaw, false),
 		Price1K: clampNonNegative(parseIntSetting(p1Raw, 1)),
 		Price2K: clampNonNegative(parseIntSetting(p2Raw, 2)),
 		Price4K: clampNonNegative(parseIntSetting(p4Raw, 3)),
@@ -364,6 +370,7 @@ func (s *AppSettingsService) DeAI(ctx context.Context) (*DeAISettings, error) {
 
 func (s *AppSettingsService) SaveDeAI(ctx context.Context, in DeAISettings) (*DeAISettings, error) {
 	if err := s.settings.UpsertValues(ctx, map[string]string{
+		"deai.enabled":  strconv.FormatBool(in.Enabled),
 		"deai.price_1k": strconv.Itoa(clampNonNegative(in.Price1K)),
 		"deai.price_2k": strconv.Itoa(clampNonNegative(in.Price2K)),
 		"deai.price_4k": strconv.Itoa(clampNonNegative(in.Price4K)),

backend/internal/service/v1.go

@@ -418,6 +418,11 @@ func (s *V1Service) prepareImageExecution(ctx context.Context, principal *APIPri
 			return nil, err
 		}
 	}
+	// 去AI特征 is gated by a system-settings switch (default off) — drop the
+	// flag when disabled so no surcharge is charged and no processing runs.
+	if in.DeAI && !s.deaiEnabled(ctx) {
+		in.DeAI = false
+	}
 	genCtx, cancel := context.WithTimeout(ctx, 8*time.Minute)
 	defer cancel()
 
@@ -2879,6 +2884,19 @@ func guessRatio(w, h int) string {
 // firstPricedResolution returns the model's lowest priced image tier (1K/2K/4K
 // order), or "" if none is priced. Used to rescue a request whose resolution
 // the model doesn't support.
+// deaiEnabled reports whether the 去AI特征 feature is switched on in system
+// settings (default off). When off, an incoming deai flag is ignored entirely.
+func (s *V1Service) deaiEnabled(ctx context.Context) bool {
+	if s.settings == nil {
+		return false
+	}
+	raw, err := s.settings.GetValue(ctx, "deai.enabled")
+	if err != nil {
+		return false
+	}
+	return parseBoolSetting(raw, false)
+}
+
 // deaiSurcharge returns the 去AI特征 surcharge (积分) for an image resolution
 // tier, from site settings (defaults: 1K=1, 2K=2, 4K=3).
 func (s *V1Service) deaiSurcharge(ctx context.Context, resolution string) float64 {