fix(idiom): split display - winner sees in private, others in public

app/Http/Controllers/IdiomQuizController.php

@@ -197,7 +197,7 @@ class IdiomQuizController extends Controller
             $user->save();
         }
 
-        // 广播结果
+        // 广播结果（前端通过 IdiomGameAnswered 事件做分屏显示）
         broadcast(new IdiomGameAnswered(
             roomId: $roomId,
             roundId: $round->id,
@@ -207,7 +207,7 @@ class IdiomQuizController extends Controller
             rewardExp: $round->reward_exp,
         ));
 
-        // 推 MessageSent 系统通知
+        // 存聊天记录（不广播，避免重复显示）
         $resultMsg = [
             'id' => $this->chatState->nextMessageId($roomId),
             'room_id' => $roomId,
@@ -220,7 +220,6 @@ class IdiomQuizController extends Controller
             'sent_at' => now()->toDateTimeString(),
         ];
         $this->chatState->pushMessage($roomId, $resultMsg);
-        broadcast(new \App\Events\MessageSent($roomId, $resultMsg));
 
         \Illuminate\Support\Facades\Redis::del($lockKey);
 

resources/js/chat-room/idiom-quiz.js

@@ -38,7 +38,9 @@ function handleIdiomGameAnswered(e) {
         answerModal.style.display = "none";
     }
 
-    // ── 全局文字提示：在聊天窗口中追加结果消息 ──
+    // ── 分屏文字提示 ──
+    // 回答者 → 包厢（chat-messages-container2）
+    // 其他人 → 公屏（chat-messages-container）
     const now = new Date();
     const timeStr = now.getHours().toString().padStart(2, "0") + ":" +
         now.getMinutes().toString().padStart(2, "0") + ":" +
@@ -48,13 +50,24 @@ function handleIdiomGameAnswered(e) {
     div.className = "msg-line";
     div.innerHTML = `<span style="color:#16a34a;font-weight:bold;">🎉 恭喜 <b>${winner_username}</b> 率先答对成语「${answer}」，获得 ${reward_gold} 金币、${reward_exp} 经验！</span><span class="msg-time">(${timeStr})</span>`;
 
+    const isWinner = winner_username === (window.chatContext?.username || "");
+    if (isWinner) {
+        // 回答者 → 包厢
+        const say2 = document.getElementById("chat-messages-container2");
+        if (say2) {
+            say2.appendChild(div.cloneNode(true));
+            say2.scrollTop = say2.scrollHeight;
+        }
+    } else {
+        // 其他人 → 公屏
         const say1 = document.getElementById("chat-messages-container");
         if (say1) {
             say1.appendChild(div);
             say1.scrollTop = say1.scrollHeight;
         }
+    }
 
-    // ── Toast 通知（所有在线用户都能看到） ──
+    // ── Toast 通知（所有用户都能看到） ──
     window.chatToast?.show({
         title: "🧩 猜成语",
         message: `<b>${winner_username}</b> 答对了「${answer}」，获得 ${reward_gold}💰 + ${reward_exp}⭐！`,