diff --git a/resources/js/chat-room.js b/resources/js/chat-room.js
index 4a4e713..654c461 100644
--- a/resources/js/chat-room.js
+++ b/resources/js/chat-room.js
@@ -67,7 +67,7 @@ export { bindDailySignInControls } from "./chat-room/daily-sign-in.js";
 export { bindEarnPanelControls, createEarnPanelData } from "./chat-room/earn-panel.js";
 export { applyFontSize, bindChatFontSizeControl, CHAT_FONT_SIZE_STORAGE_KEY, restoreChatFontSize } from "./chat-room/font-size.js";
 export { bindChatImageUploadControl } from "./chat-room/image-upload.js";
-export { bindChatComposerControls } from "./chat-room/composer.js";
+export { bindChatComposerControls, setChatComposerAction } from "./chat-room/composer.js";
 export { bindChatToast } from "./chat-room/toast.js";
 export { bindFriendPanelControls, closeFriendPanel, friendSearch, loadFriends, openFriendPanel, quickFriendAction } from "./chat-room/friend-panel.js";
 export { bindFriendNotificationControls, setupBannerNotification, setupFriendNotification, showFriendBanner } from "./chat-room/friend-notifications.js";
@@ -269,7 +269,7 @@ import { bindDailySignInControls } from "./chat-room/daily-sign-in.js";
 import { bindEarnPanelControls, createEarnPanelData } from "./chat-room/earn-panel.js";
 import { applyFontSize, bindChatFontSizeControl, CHAT_FONT_SIZE_STORAGE_KEY, restoreChatFontSize } from "./chat-room/font-size.js";
 import { bindChatImageUploadControl } from "./chat-room/image-upload.js";
-import { bindChatComposerControls } from "./chat-room/composer.js";
+import { bindChatComposerControls, setChatComposerAction } from "./chat-room/composer.js";
 import { bindChatToast } from "./chat-room/toast.js";
 import { bindFriendPanelControls, closeFriendPanel, friendSearch, loadFriends, openFriendPanel, quickFriendAction } from "./chat-room/friend-panel.js";
 import { bindFriendNotificationControls, setupBannerNotification, setupFriendNotification, showFriendBanner } from "./chat-room/friend-notifications.js";
@@ -489,6 +489,7 @@ if (typeof window !== "undefined") {
         bindChatFontSizeControl,
         bindChatImageUploadControl,
         bindChatComposerControls,
+        setChatComposerAction,
         bindChatToast,
         bindFriendPanelControls,
         bindFriendNotificationControls,
@@ -702,6 +703,7 @@ if (typeof window !== "undefined") {
     window.isExpiredChatImageMessage = isExpiredChatImageMessage;
     window.localClearScreen = localClearScreen;
     window.normalizeSafeChatUrl = normalizeSafeChatUrl;
+    window.setAction = setChatComposerAction;
     window.syncAutoScrollControls = syncAutoScrollControls;
     window.openChatImageLightbox = openChatImageLightbox;
     window.closeFriendPanel = closeFriendPanel;
diff --git a/resources/js/chat-room/composer.js b/resources/js/chat-room/composer.js
index a38d7b7..d208f70 100644
--- a/resources/js/chat-room/composer.js
+++ b/resources/js/chat-room/composer.js
@@ -27,3 +27,32 @@ export function bindChatComposerControls() {
         }
     });
 }
+
+/**
+ * 设置聊天动作并把焦点带回输入框。
+ * 该入口兼容旧模板可能存在的 `setAction(...)` 调用，切换右侧标签仍交给 Blade 里的 switchTab 处理。
+ *
+ * @param {string} action 动作名称
+ * @param {(tab:string) => void} switchTabHandler 右侧标签切换函数
+ * @returns {void}
+ */
+export function setChatComposerAction(
+    action,
+    switchTabHandler = typeof window !== "undefined" ? window.switchTab : null,
+) {
+    const actionSelect = document.getElementById("action");
+    const contentInput = document.getElementById("content");
+
+    if (actionSelect) {
+        actionSelect.value = action;
+    }
+
+    // 右侧在线名单切换仍在 Blade 主脚本内，模块只通过兼容入口调用。
+    if (typeof switchTabHandler === "function") {
+        switchTabHandler("users");
+    }
+
+    if (contentInput) {
+        contentInput.focus();
+    }
+}
diff --git a/resources/views/chat/partials/scripts.blade.php b/resources/views/chat/partials/scripts.blade.php
index a3221fc..03c8154 100644
--- a/resources/views/chat/partials/scripts.blade.php
+++ b/resources/views/chat/partials/scripts.blade.php
@@ -1743,18 +1743,6 @@
         }
     });
 
-    // ── 动作选择 ──────────────────────────────────────
-    /**
-     * 设置发言动作并聚焦输入框
-     *
-     * @param {string} act 动作名称
-     */
-    function setAction(act) {
-        document.getElementById('action').value = act;
-        switchTab('users');
-        document.getElementById('content').focus();
-    }
-
     // ── 自动滚屏 ──────────────────────────────────────
     const autoScrollEl = document.getElementById('auto_scroll');
     if (autoScrollEl) {