迁移音频生成与语音合成到 gateway 并补充 simulation 测试

apps/api/internal/clients/simulation.go

@@ -15,6 +15,8 @@ const (
 	defaultSimulationTextMaxDuration  = 2400 * time.Millisecond
 	defaultSimulationImageMinDuration = 10 * time.Second
 	defaultSimulationImageMaxDuration = 30 * time.Second
+	defaultSimulationAudioMinDuration = 2 * time.Second
+	defaultSimulationAudioMaxDuration = 6 * time.Second
 	defaultSimulationVideoMinDuration = 2 * time.Minute
 	defaultSimulationVideoMaxDuration = 3 * time.Minute
 	maxSimulationDuration             = 10 * time.Minute
@@ -156,6 +158,24 @@ func simulatedResult(request Request) map[string]any {
 			"model":   request.Model,
 			"data":    simulatedVideoData(request),
 		}
+	case "song.generations", "music.generations":
+		return map[string]any{
+			"id":      "song-simulated",
+			"created": nowUnix(),
+			"model":   request.Model,
+			"status":  "success",
+			"data":    simulatedAudioData(request, "simulation music"),
+			"message": "simulation music generated",
+		}
+	case "speech.generations":
+		return map[string]any{
+			"id":      "speech-simulated",
+			"created": nowUnix(),
+			"model":   request.Model,
+			"status":  "success",
+			"data":    simulatedAudioData(request, "simulation speech"),
+			"message": "simulation speech generated",
+		}
 	default:
 		modelType := strings.ToLower(request.ModelType)
 		kind := strings.ToLower(request.Kind)
@@ -167,6 +187,15 @@ func simulatedResult(request Request) map[string]any {
 				"data":    simulatedVideoData(request),
 			}
 		}
+		if strings.Contains(modelType, "audio") || strings.Contains(modelType, "speech") || strings.Contains(kind, "audio") || strings.Contains(kind, "song") || strings.Contains(kind, "music") || strings.Contains(kind, "speech") {
+			return map[string]any{
+				"id":      "audio-simulated",
+				"created": nowUnix(),
+				"model":   request.Model,
+				"status":  "success",
+				"data":    simulatedAudioData(request, "simulation audio"),
+			}
+		}
 		return map[string]any{
 			"id":      "img-simulated",
 			"created": nowUnix(),
@@ -307,6 +336,24 @@ func simulatedVideoData(request Request) []any {
 	return items
 }
 
+func simulatedAudioData(request Request, fallbackPrompt string) []any {
+	count := simulatedOutputCount(request.Body)
+	items := make([]any, 0, count)
+	for index := 0; index < count; index += 1 {
+		items = append(items, map[string]any{
+			"type":         "audio",
+			"url":          "/static/simulation/audio.wav",
+			"audio_url":    "/static/simulation/audio.wav",
+			"duration":     simulatedAudioDurationSeconds(request),
+			"assetSource":  "simulation",
+			"index":        index,
+			"prompt":       firstNonEmptyPrompt(request.Body, fallbackPrompt),
+			"revised_text": firstNonEmptyString(stringValue(request.Body, "text"), firstNonEmptyPrompt(request.Body, fallbackPrompt)),
+		})
+	}
+	return items
+}
+
 func simulatedUsage(request Request) Usage {
 	if request.ModelType == "chat" || request.ModelType == "text_generate" || request.Kind == "responses" {
 		return Usage{InputTokens: 12, OutputTokens: 8, TotalTokens: 20}
@@ -368,6 +415,9 @@ func defaultSimulationDurationRange(request Request) (time.Duration, time.Durati
 	if simulationImageRequest(request) {
 		return defaultSimulationImageMinDuration, defaultSimulationImageMaxDuration
 	}
+	if simulationAudioRequest(request) {
+		return defaultSimulationAudioMinDuration, defaultSimulationAudioMaxDuration
+	}
 	return defaultSimulationTextMinDuration, defaultSimulationTextMaxDuration
 }
 
@@ -383,6 +433,12 @@ func simulationImageRequest(request Request) bool {
 	return strings.Contains(kind, "image") || strings.Contains(modelType, "image")
 }
 
+func simulationAudioRequest(request Request) bool {
+	kind := strings.ToLower(request.Kind)
+	modelType := strings.ToLower(request.ModelType)
+	return strings.Contains(kind, "audio") || strings.Contains(kind, "song") || strings.Contains(kind, "music") || strings.Contains(kind, "speech") || strings.Contains(modelType, "audio") || strings.Contains(modelType, "speech")
+}
+
 func simulationDurationSeconds(request Request, keys ...string) int {
 	for _, source := range []map[string]any{request.Body, request.Candidate.PlatformConfig, request.Candidate.Credentials} {
 		for _, key := range keys {
@@ -440,6 +496,16 @@ func simulatedVideoDurationSeconds(request Request) int {
 	return 5
 }
 
+func simulatedAudioDurationSeconds(request Request) int {
+	if duration := intValue(request.Body, "duration", 0); duration > 0 {
+		return duration
+	}
+	if seconds := len([]rune(stringValue(request.Body, "text"))) / 8; seconds > 0 {
+		return seconds
+	}
+	return 3
+}
+
 func firstNonEmptyPrompt(body map[string]any, fallback string) string {
 	for _, key := range []string{"prompt", "input"} {
 		if value := strings.TrimSpace(stringValue(body, key)); value != "" {