Add voice processing settings and a speak-time bypass

poc/public/app.js

@@ -1788,6 +1788,37 @@ async function refreshAudio() {
     await refreshSpeech();
 }
 
+/* Discord voice processing gates (Settings -> TTS panel). */
+function fillVoiceGates(voice) {
+    const gates = voice ?? {};
+    for (const [id, key] of [
+        ["#vp-echo", "echoCancellation"],
+        ["#vp-agc", "automaticGainControl"],
+        ["#vp-nc", "noiseCancellation"],
+        ["#vp-bypass", "bypassWhileSpeaking"]
+    ]) {
+        const box = $(id);
+        if (box) box.checked = gates[key] === true;
+    }
+}
+
+async function saveVoiceGates() {
+    const voice = {
+        noiseSuppression: false,
+        echoCancellation: $("#vp-echo").checked,
+        automaticGainControl: $("#vp-agc").checked,
+        noiseCancellation: $("#vp-nc").checked,
+        bypassWhileSpeaking: $("#vp-bypass").checked
+    };
+
+    try {
+        const prefs = await VK.api.post("/api/preferences", { voice });
+        fillVoiceGates(prefs.voice ?? voice);
+    } catch (error) {
+        toast(`voice processing save failed: ${error.message}`, "error");
+    }
+}
+
 /* Speech settings (server-side preferences). */
 
 async function refreshSpeech() {
@@ -1815,6 +1846,7 @@ async function refreshSpeech() {
     try {
         const prefs = await VK.api.get("/api/preferences");
         state.speech = prefs.tts ?? { provider: null, language: null, voice: null, speed: null, pitch: null };
+        fillVoiceGates(prefs.voice);
     } catch {
         // preferences are optional
     }
@@ -2728,6 +2760,10 @@ function init() {
     $("#transcript-refresh").addEventListener("click", () => void refreshTranscript());
     $("#transcript-start").addEventListener("click", () => void setCapture(true));
     $("#transcript-stop").addEventListener("click", () => void setCapture(false));
+    for (const id of ["#vp-echo", "#vp-agc", "#vp-nc", "#vp-bypass"]) {
+        $(id)?.addEventListener("change", () => void saveVoiceGates());
+    }
+
     $("#tts-duck").addEventListener("click", async () => {
         const on = !$("#tts-duck").classList.contains("vk-chip-on");
         try {