Remove xfyun asr interim in frontend

examples/webpage/app.js

@@ -60,7 +60,6 @@ const state = {
   botUiTimer: null,
 
   // Chat state.
-  currentUserBubble: null,
   currentAssistantBubble: null,
 
   // VU meter smoothing.
@@ -152,7 +151,6 @@ function scrollChatToBottom() {
 
 function clearChat() {
   els.chatLog.innerHTML = "";
-  state.currentUserBubble = null;
   state.currentAssistantBubble = null;
   const empty = document.createElement("div");
   empty.className = "chat__empty";
@@ -533,32 +531,7 @@ function resetPlaybackClock() {
 function handleUserTranscript(text) {
   if (!text) return;
   state.currentAssistantBubble = null;
-  if (state.currentUserBubble) {
-    const body = state.currentUserBubble.querySelector(".bubble__text");
-    body.textContent = text;
-    state.currentUserBubble.classList.remove("bubble--interim");
-  } else {
-    state.currentUserBubble = addBubble("user", text);
-  }
-  // Intentionally keep `state.currentUserBubble` set. Streaming ASRs (e.g.
-  // xfyun) can emit multiple interim/final cycles within a single dialog
-  // turn — for example when the user pauses mid-sentence or the upstream
-  // service segments the utterance. Keeping the bubble open until the
-  // assistant starts replying (see `handleAssistantStarted` /
-  // `response.audio.started`) collapses those cycles into one bubble.
-}
-
-function handleUserTranscriptInterim(text) {
-  if (!text) return;
-  state.currentAssistantBubble = null;
-  if (!state.currentUserBubble) {
-    state.currentUserBubble = addBubble("user", text);
-    state.currentUserBubble.classList.add("bubble--interim");
-  } else {
-    const body = state.currentUserBubble.querySelector(".bubble__text");
-    body.textContent = text;
-  }
-  scrollChatToBottom();
+  addBubble("user", text);
 }
 
 function sendText(text) {
@@ -580,7 +553,6 @@ function sendText(text) {
   // reply will be created when `response.text.started` arrives.
   wsSend(JSON.stringify(message));
   stopPlaybackQueue();
-  state.currentUserBubble = null;
   addBubble("user", value);
   return true;
 }
@@ -595,11 +567,6 @@ function handleAssistantDelta(text) {
 
 function handleAssistantStarted() {
   state.currentAssistantBubble = null;
-  // Close the in-flight user bubble so the next user turn starts a fresh
-  // one. We do this here (and on `response.audio.started`) rather than on
-  // every `input.transcript.final`, because streaming ASRs may emit
-  // several finals within a single dialog turn.
-  state.currentUserBubble = null;
 }
 
 function handleAssistantFinal(text, interrupted) {
@@ -643,7 +610,6 @@ function handleEvent(event) {
       break;
     case "response.audio.started":
       setBotIndicator(true);
-      state.currentUserBubble = null;
       break;
     case "response.audio.stopped":
       finalizeAssistantBubble();
@@ -662,7 +628,7 @@ function handleEvent(event) {
       handleUserTranscript(event.text);
       break;
     case "input.transcript.interim":
-      handleUserTranscriptInterim(event.text);
+      // Ignore partial ASR updates; chat history renders committed user turns.
       break;
     case "transport.message":
       // Reserved for future structured messages; ignore silently.

examples/webpage/styles.css

@@ -239,10 +239,6 @@ body {
   border-bottom-right-radius: 4px;
 }
 
-.bubble--user.bubble--interim {
-  opacity: 0.75;
-}
-
 .bubble--assistant {
   background: var(--assistant);
   color: var(--text);