const VOICE_RUNTIME_SELECTIONS = [ "xai", "openai", "gemini", "elevenlabs" ] as const;

const VOICE_RUNTIME_MODE_TO_SELECTION = Object.freeze({ voice_agent: "xai", openai_realtime: "openai", gemini_realtime: "gemini", elevenlabs_realtime: "elevenlabs" } as const);

export const STREAM_WATCH_VISUALIZER_MODES = [ "off", "cqt", "spectrum", "waves", "vectorscope" ] as const;

type VoiceRuntimeSelection = (typeof VOICE_RUNTIME_SELECTIONS)[number]; export type StreamWatchVisualizerMode = (typeof STREAM_WATCH_VISUALIZER_MODES)[number]; type VoiceRuntimeProvider = VoiceRuntimeSelection; const VOICE_RUNTIME_SELECTION_SET = new Set(VOICE_RUNTIME_SELECTIONS);

function normalizeVoiceRuntimeSelection( value: unknown, fallback: VoiceRuntimeSelection = "openai" ): VoiceRuntimeSelection { const normalized = String(value || fallback || "") .trim() .toLowerCase(); if (VOICE_RUNTIME_SELECTION_SET.has(normalized)) { return normalized as VoiceRuntimeSelection; } return fallback; }

export function resolveVoiceRuntimeSelectionFromMode( runtimeMode: unknown ): VoiceRuntimeSelection { const normalized = String(runtimeMode || "") .trim() .toLowerCase(); return VOICE_RUNTIME_MODE_TO_SELECTION[normalized as keyof typeof VOICE_RUNTIME_MODE_TO_SELECTION] || "openai"; }

export function resolveVoiceRuntimeModeFromSelection( selection: unknown ): "voice_agent" | "openai_realtime" | "gemini_realtime" | "elevenlabs_realtime" { const normalized = normalizeVoiceRuntimeSelection(selection); const entry = Object.entries(VOICE_RUNTIME_MODE_TO_SELECTION).find(([, value]) => value === normalized); return (entry?.[0] || "openai_realtime") as "voice_agent" | "openai_realtime" | "gemini_realtime" | "elevenlabs_realtime"; }

export function resolveVoiceProviderFromRuntimeMode(runtimeMode: unknown): VoiceRuntimeProvider | null { const normalized = String(runtimeMode || "").trim().toLowerCase(); const selection = VOICE_RUNTIME_MODE_TO_SELECTION[normalized as keyof typeof VOICE_RUNTIME_MODE_TO_SELECTION]; return selection || null; }

export function normalizeVoiceAdmissionModeForDashboard( value: unknown ): "generation_decides" | "classifier_gate" { const normalized = String(value || "") .trim() .toLowerCase(); return normalized === "classifier_gate" ? "classifier_gate" : "generation_decides"; }

export function resolveVoiceAdmissionModeForSettings({ value, replyPath }: { value: unknown; replyPath: unknown; }): "generation_decides" | "classifier_gate" { const normalizedReplyPath = String(replyPath || "brain").trim().toLowerCase(); if (normalizedReplyPath === "bridge") { return "classifier_gate"; } if (normalizedReplyPath === "brain") { return normalizeVoiceAdmissionModeForDashboard(value); } return "generation_decides"; }

export function resolveRealtimeAdmissionModeForRuntime( value: unknown, replyPath: unknown ): "hard_classifier" | "generation_only" { const normalizedReplyPath = String(replyPath || "brain").trim().toLowerCase(); if (normalizedReplyPath === "bridge") { return "hard_classifier"; } if ( normalizedReplyPath === "brain" && normalizeVoiceAdmissionModeForDashboard(value) === "classifier_gate" ) { return "hard_classifier"; } return "generation_only"; }

export function normalizeStreamWatchVisualizerMode( value: unknown, fallback: StreamWatchVisualizerMode = "cqt" ): StreamWatchVisualizerMode { const normalized = String(value || fallback || "") .trim() .toLowerCase(); if (normalized === "off") return "off"; if (normalized === "spectrum") return "spectrum"; if (normalized === "waves") return "waves"; if (normalized === "vectorscope") return "vectorscope"; return "cqt"; }