1 files changed, 94 insertions, 0 deletions
diff --git a/internal/gui/audio_config_resolver.go b/internal/gui/audio_config_resolver.go
new file mode 100644
index 0000000..c9dd9e6
--- /dev/null
+++ b/internal/gui/audio_config_resolver.go
@@ -0,0 +1,94 @@
+package gui
+
+import (
+	"strings"
+
+	"codeberg.org/snonux/totalrecall/internal/audio"
+)
+
+// AudioConfigResolver derives effective TTS provider settings from the GUI
+// config and the shared audio.Config. It centralizes provider name, voice list,
+// output format, and per-run audio.Config construction so orchestration code
+// does not repeat string handling and defaults.
+type AudioConfigResolver struct {
+	guiConfig   *Config
+	audioConfig *audio.Config
+}
+
+// NewAudioConfigResolver builds a resolver for the given GUI and audio
+// settings. Either pointer may be nil; defaults match the previous
+// GenerationOrchestrator behaviour.
+func NewAudioConfigResolver(guiConfig *Config, audioConfig *audio.Config) *AudioConfigResolver {
+	return &AudioConfigResolver{
+		guiConfig:   guiConfig,
+		audioConfig: audioConfig,
+	}
+}
+
+// ProviderName returns the lowercase provider name from config, defaulting to
+// the shared audio default when none is set.
+func (r *AudioConfigResolver) ProviderName() string {
+	if r.audioConfig != nil {
+		if provider := strings.ToLower(strings.TrimSpace(r.audioConfig.Provider)); provider != "" {
+			return provider
+		}
+	}
+	return audio.DefaultProviderConfig().Provider
+}
+
+// Voices returns the configured provider's voice list.
+func (r *AudioConfigResolver) Voices() []string {
+	return audio.VoicesFor(r.ProviderName())
+}
+
+// OutputFormat resolves the effective output format (e.g. "mp3" or "wav").
+func (r *AudioConfigResolver) OutputFormat() string {
+	if r.guiConfig != nil && strings.TrimSpace(r.guiConfig.AudioFormat) != "" {
+		return r.guiConfig.AudioFormat
+	}
+
+	if r.audioConfig != nil && strings.TrimSpace(r.audioConfig.OutputFormat) != "" {
+		return r.audioConfig.OutputFormat
+	}
+
+	return audio.DefaultProviderConfig().OutputFormat
+}
+
+// ConfigForGeneration builds an audio.Config for a single generation call,
+// overriding the voice and speed with the values selected for this run.
+func (r *AudioConfigResolver) ConfigForGeneration(voice string, speed float64) audio.Config {
+	audioConfig := audio.Config{}
+	if r.audioConfig != nil {
+		audioConfig = *r.audioConfig
+	}
+
+	audioConfig.Provider = r.ProviderName()
+	if r.guiConfig != nil {
+		audioConfig.OutputDir = r.guiConfig.OutputDir
+	}
+	audioConfig.OutputFormat = r.OutputFormat()
+
+	switch audioConfig.Provider {
+	case "gemini":
+		audioConfig.GeminiVoice = voice
+		audioConfig.GeminiSpeed = speed
+		if strings.TrimSpace(audioConfig.GeminiTTSModel) == "" {
+			audioConfig.GeminiTTSModel = audio.DefaultProviderConfig().GeminiTTSModel
+		}
+	default:
+		audioConfig.OpenAIVoice = voice
+		audioConfig.OpenAISpeed = speed
+	}
+
+	return audioConfig
+}
+
+// BaseConfigForAttribution returns the configured audio.Config pointer, or the
+// package default when unset — matching how attribution sidecars resolve the
+// base parameters before per-run voice/speed overrides.
+func (r *AudioConfigResolver) BaseConfigForAttribution() *audio.Config {
+	if r.audioConfig != nil {
+		return r.audioConfig
+	}
+	return audio.DefaultProviderConfig()
+}