feat: expand intelligent investigation workspace

src/features/agent/speech-voices.ts

@@ -0,0 +1,52 @@
+import { useSyncExternalStore } from "react";
+import { speechVoiceIdSchema, type SpeechVoice } from "@/shared/tts/voices";
+
+export const SPEECH_VOICE_STORAGE_KEY = "tjwater.agent.speech-voice";
+const VOICE_CHANGE_EVENT = "tjwater:speech-voice-change";
+let memoryVoice = "";
+let useMemoryPreference = false;
+
+export function getSelectedSpeechVoice(): string {
+  let value: string;
+  try { value = useMemoryPreference ? memoryVoice : localStorage.getItem(SPEECH_VOICE_STORAGE_KEY) ?? ""; }
+  catch { value = memoryVoice; }
+  return speechVoiceIdSchema.safeParse(value).success ? value : "";
+}
+
+export function setSelectedSpeechVoice(value: string) {
+  const voice = speechVoiceIdSchema.safeParse(value).success ? value : "";
+  memoryVoice = voice;
+  try {
+    if (voice) localStorage.setItem(SPEECH_VOICE_STORAGE_KEY, voice);
+    else localStorage.removeItem(SPEECH_VOICE_STORAGE_KEY);
+    useMemoryPreference = false;
+  } catch { useMemoryPreference = true; }
+  window.dispatchEvent(new Event(VOICE_CHANGE_EVENT));
+}
+
+function subscribe(onChange: () => void) {
+  window.addEventListener(VOICE_CHANGE_EVENT, onChange);
+  window.addEventListener("storage", onChange);
+  return () => {
+    window.removeEventListener(VOICE_CHANGE_EVENT, onChange);
+    window.removeEventListener("storage", onChange);
+  };
+}
+
+export function useSelectedSpeechVoice() {
+  return useSyncExternalStore(subscribe, getSelectedSpeechVoice, () => "");
+}
+
+const chineseNames: Record<string, string> = {
+  "zh-CN-XiaoxiaoNeural": "晓晓", "zh-CN-XiaoyiNeural": "晓伊",
+  "zh-CN-YunxiNeural": "云希", "zh-CN-YunyangNeural": "云扬",
+  "zh-CN-YunjianNeural": "云健", "zh-CN-YunxiaNeural": "云夏"
+};
+
+export function getSpeechVoiceName(voice: SpeechVoice) {
+  return chineseNames[voice.id] ?? voice.id.replace(`${voice.locale}-`, "").replace(/Neural$/, "");
+}
+
+export function getSpeechVoiceDescription(voice: SpeechVoice) {
+  return `普通话 · ${voice.gender === "Female" ? "女声" : "男声"}`;
+}