refactor: extract Topbar and LocalAvatar components from App.tsx

src/App.tsx

@@ -4,19 +4,16 @@ import {
   CheckCircleFilled,
   CloseOutlined,
   HomeOutlined,
-  IdcardOutlined,
   LockOutlined,
   LoadingOutlined,
-  LoginOutlined,
   LogoutOutlined,
   MailOutlined,
   MobileOutlined,
-  PictureOutlined,
   SafetyOutlined,
   UserOutlined,
-  VideoCameraOutlined,
-  WalletOutlined,
 } from "@ant-design/icons";
+import { LocalAvatar } from "./components/LocalAvatar";
+import { Topbar } from "./components/Topbar";
 import ErrorBoundary from "./components/ErrorBoundary";
 import ToastContainer from "./components/toast/ToastContainer";
 import { toast } from "./components/toast/toastStore";
@@ -40,6 +37,9 @@ const EcommercePage = lazy(() => import("./features/ecommerce/EcommercePage"));
 
 type AuthMode = "login" | "register";
 type AuthMethod = "account" | "email" | "phone";
+type WorkspaceChromeState = {
+  isToolPage: boolean;
+};
 
 interface LocalProfilePageProps {
   session: WebUserSession;
@@ -51,17 +51,6 @@ interface LocalProfilePageProps {
   onLogout: () => void;
 }
 
-function LocalAvatar({ session, size = "md" }: { session: WebUserSession; size?: "sm" | "md" | "lg" }) {
-  const displayName = session.user.displayName || session.user.username || "用户";
-  const label = displayName.trim().slice(0, 1).toUpperCase() || "用";
-  const avatarUrl = session.user.avatarUrl;
-  return (
-    <span className={`local-user-avatar local-user-avatar--${size}`}>
-      {avatarUrl ? <img src={avatarUrl} alt={displayName} /> : <span>{label}</span>}
-    </span>
-  );
-}
-
 function LocalProfilePage({ session, balance, imageCount, videoCount, onBack, onBugFeedback, onLogout }: LocalProfilePageProps) {
   const displayName = session.user.displayName || session.user.username || "用户";
   const workCount = Math.max(imageCount + videoCount, 0);
@@ -166,6 +155,9 @@ function App() {
   const [sessionNotice, setSessionNotice] = useState<string | null>(null);
   const [profileMenuOpen, setProfileMenuOpen] = useState(false);
   const [currentPage, setCurrentPage] = useState<"workspace" | "profile">("workspace");
+  const [workspaceChrome, setWorkspaceChrome] = useState<WorkspaceChromeState>({
+    isToolPage: false,
+  });
 
   useEffect(() => {
     void loadDarkGreenTheme();
@@ -318,20 +310,6 @@ function App() {
   };
 
   const balance = Math.max(usage.balanceCents, 0) / 100;
-  const displayName = session?.user.displayName || session?.user.username || "用户";
-  const actualWorkCount = Math.max(usage.imageUsed + usage.videoUsed, 0);
-  const shownWorkCount = actualWorkCount;
-
-  const avatarMenuStats = useMemo(
-    () => [
-      { icon: <IdcardOutlined />, label: "UID", value: session?.user.id ?? "-" },
-      { icon: <WalletOutlined />, label: "积分", value: `${balance.toFixed(2)} 积分` },
-      { icon: <PictureOutlined />, label: "图片", value: usage.imageUsed },
-      { icon: <VideoCameraOutlined />, label: "视频", value: usage.videoUsed },
-      { icon: <PictureOutlined />, label: "作品", value: shownWorkCount },
-    ],
-    [balance, session?.user.id, shownWorkCount, usage.imageUsed, usage.videoUsed],
-  );
 
   const handleOpenProfile = () => {
     setProfileMenuOpen(false);
@@ -349,106 +327,31 @@ function App() {
   };
 
   return (
-    <div className="ecommerce-standalone web-shell" data-theme="dark" data-ui-theme="dark-green" data-view="ecommerce">
+    <div
-      <header
+      className="ecommerce-standalone web-shell"
-        className="ecommerce-standalone__topbar"
+      data-theme="dark"
-        style={{
+      data-ui-theme="dark-green"
-          position: "fixed",
+      data-view="ecommerce"
-          top: 0,
+      data-workspace-tool-page={workspaceChrome.isToolPage ? "true" : "false"}
-          left: 0,
-          right: 0,
-          zIndex: 1000,
-          pointerEvents: "none",
-          background: "transparent !important",
-          border: "none !important",
-          boxShadow: "none !important",
-          backdropFilter: "none !important",
-        }}
     >
-        <button
+      <Topbar
-          type="button"
+        session={session}
-          className="ecommerce-standalone__brand"
+        usage={usage}
-          style={{ pointerEvents: "auto" }}
+        profileMenuOpen={profileMenuOpen}
-          onClick={handleOpenWorkspace}
+        onProfileMenuOpenChange={setProfileMenuOpen}
-        >
+        onOpenWorkspace={handleOpenWorkspace}
-          <span className="ecommerce-standalone__logo" aria-hidden="true">
+        onOpenProfile={handleOpenProfile}
-            <img src="https://stringtest.oss-cn-hangzhou.aliyuncs.com/logo.png" alt="" />
+        onOpenAuth={openAuth}
-          </span>
+        onLogout={handleLogout}
-          <strong>OmniAI 电商智能体</strong>
+        onBugFeedback={handleBugFeedback}
-        </button>
-        <div className="ecommerce-standalone__account">
-          {session ? (
-            <div className="ecommerce-profile-menu">
-              <span className="ecommerce-standalone__credits">
-                {(Math.max(usage.balanceCents, 0) / 100).toFixed(2)} 积分
-              </span>
-              <button
-                type="button"
-                className="ecommerce-profile-menu__trigger"
-                style={{ background: "transparent !important", border: "none !important", boxShadow: "none !important", pointerEvents: "auto" }}
-                onClick={() => setProfileMenuOpen((open) => !open)}
-                aria-haspopup="dialog"
-                aria-expanded={profileMenuOpen}
-              >
-                <LocalAvatar session={session} size="sm" />
-                <span>{displayName}</span>
-              </button>
-              {profileMenuOpen ? (
-                <>
-                  <button
-                    type="button"
-                    className="ecommerce-profile-popover__backdrop"
-                    aria-label="关闭账户信息"
-                    onClick={() => setProfileMenuOpen(false)}
       />
-                  <section className="ecommerce-profile-popover" role="dialog" aria-label="账户信息">
-                  <div className="ecommerce-profile-popover__head">
-                    <LocalAvatar session={session} size="md" />
-                    <div>
-                      <strong>{displayName}</strong>
-                      <span>{session.user.username}</span>
-                    </div>
-                  </div>
-
-                  <dl className="ecommerce-profile-popover__stats">
-                    {avatarMenuStats.map((item) => (
-                      <div key={item.label}>
-                        <dt>{item.icon}{item.label}</dt>
-                        <dd>{item.value}</dd>
-                      </div>
-                    ))}
-                  </dl>
-
-                  <div className="ecommerce-profile-popover__actions">
-                    <button type="button" className="is-primary" onClick={handleOpenProfile}>
-                      <UserOutlined />
-                      个人中心
-                    </button>
-                    <button type="button" onClick={handleBugFeedback}>
-                      <BugOutlined />
-                      Bug 反馈
-                    </button>
-                    <button type="button" className="is-danger" onClick={handleLogout}>
-                      <LogoutOutlined />
-                      退出
-                    </button>
-                  </div>
-                  </section>
-                </>
-              ) : null}
-            </div>
-          ) : (
-            <button type="button" onClick={() => openAuth("login")}>
-              <LoginOutlined />
-              <span>登录 / 注册</span>
-            </button>
-          )}
-        </div>
-      </header>
 
       <main className="ecommerce-standalone__content">
         {session ? (
-          <div className="ecommerce-standalone__page" hidden={currentPage !== "profile"}>
+          <div
+            className="ecommerce-standalone__page ecommerce-standalone__page--profile"
+            hidden={currentPage !== "profile"}
+          >
             <LocalProfilePage
               session={session}
               balance={balance}
@@ -462,7 +365,10 @@ function App() {
         ) : null}
         {/* 工作台常驻挂载，仅用 hidden 切换。切到个人中心时不卸载，
             生成任务、进度动画、已上传图片等本地状态全部保留，切回即继续。 */}
-        <div className="ecommerce-standalone__page" hidden={Boolean(session) && currentPage === "profile"}>
+        <div
+          className="ecommerce-standalone__page ecommerce-standalone__page--workspace"
+          hidden={Boolean(session) && currentPage === "profile"}
+        >
           <ErrorBoundary>
             <Suspense
               fallback={
@@ -475,6 +381,7 @@ function App() {
               <EcommercePage
                 projects={[]}
                 isAuthenticated={Boolean(session)}
+                onWorkspaceChromeChange={setWorkspaceChrome}
                 onStartCreate={() => undefined}
                 onOpenProject={() => undefined}
                 onDeleteProject={() => undefined}

src/components/LocalAvatar.tsx

@@ -0,0 +1,17 @@
+import type { WebUserSession } from "../types";
+
+interface LocalAvatarProps {
+  session: WebUserSession;
+  size?: "sm" | "md" | "lg";
+}
+
+export function LocalAvatar({ session, size = "md" }: LocalAvatarProps) {
+  const displayName = session.user.displayName || session.user.username || "用户";
+  const label = displayName.trim().slice(0, 1).toUpperCase() || "用";
+  const avatarUrl = session.user.avatarUrl;
+  return (
+    <span className={`local-user-avatar local-user-avatar--${size}`}>
+      {avatarUrl ? <img src={avatarUrl} alt={displayName} /> : <span>{label}</span>}
+    </span>
+  );
+}

src/components/Topbar.tsx

@@ -0,0 +1,201 @@
+import { useEffect, useMemo, useState } from "react";
+import {
+  BugOutlined,
+  IdcardOutlined,
+  LoginOutlined,
+  LogoutOutlined,
+  PictureOutlined,
+  UserOutlined,
+  VideoCameraOutlined,
+  WalletOutlined,
+} from "@ant-design/icons";
+import { LocalAvatar } from "./LocalAvatar";
+import type { WebUserSession } from "../types";
+
+interface TopbarProps {
+  session: WebUserSession | null;
+  usage: { balanceCents: number; imageUsed: number; videoUsed: number };
+  profileMenuOpen: boolean;
+  onProfileMenuOpenChange: (open: boolean) => void;
+  onOpenWorkspace: () => void;
+  onOpenProfile: () => void;
+  onOpenAuth: (mode: "login" | "register") => void;
+  onLogout: () => void;
+  onBugFeedback: () => void;
+}
+
+export function Topbar({
+  session,
+  usage,
+  profileMenuOpen,
+  onProfileMenuOpenChange,
+  onOpenWorkspace,
+  onOpenProfile,
+  onOpenAuth,
+  onLogout,
+  onBugFeedback,
+}: TopbarProps) {
+  const [isTopbarHidden, setIsTopbarHidden] = useState(false);
+
+  useEffect(() => {
+    let restoreTimer: number | undefined;
+    let cleanupScrollTarget: (() => void) | undefined;
+
+    const bindScrollTarget = () => {
+      cleanupScrollTarget?.();
+      const target = document.querySelector<HTMLElement>(
+        ".ecommerce-standalone__page--workspace:not([hidden]) .clone-ai-preview",
+      );
+      if (!target) {
+        cleanupScrollTarget = undefined;
+        return;
+      }
+
+      const handleScroll = () => {
+        if (profileMenuOpen) return;
+        setIsTopbarHidden(true);
+        if (restoreTimer) window.clearTimeout(restoreTimer);
+        restoreTimer = window.setTimeout(() => {
+          setIsTopbarHidden(false);
+        }, 240);
+      };
+
+      target.addEventListener("scroll", handleScroll, { passive: true });
+      cleanupScrollTarget = () => target.removeEventListener("scroll", handleScroll);
+    };
+
+    bindScrollTarget();
+    const observer = new MutationObserver(bindScrollTarget);
+    observer.observe(document.body, { attributes: true, childList: true, subtree: true });
+
+    return () => {
+      cleanupScrollTarget?.();
+      observer.disconnect();
+      if (restoreTimer) window.clearTimeout(restoreTimer);
+    };
+  }, [profileMenuOpen]);
+
+  const balance = Math.max(usage.balanceCents, 0) / 100;
+  const displayName = session?.user.displayName || session?.user.username || "用户";
+  const actualWorkCount = Math.max(usage.imageUsed + usage.videoUsed, 0);
+  const shownWorkCount = actualWorkCount;
+
+  const avatarMenuStats = useMemo(
+    () => [
+      { icon: <IdcardOutlined />, label: "UID", value: session?.user.id ?? "-" },
+      { icon: <WalletOutlined />, label: "积分", value: `${balance.toFixed(2)} 积分` },
+      { icon: <PictureOutlined />, label: "图片", value: usage.imageUsed },
+      { icon: <VideoCameraOutlined />, label: "视频", value: usage.videoUsed },
+      { icon: <PictureOutlined />, label: "作品", value: shownWorkCount },
+    ],
+    [balance, session?.user.id, shownWorkCount, usage.imageUsed, usage.videoUsed],
+  );
+
+  return (
+    <header
+      className="ecommerce-standalone__topbar"
+      data-scroll-hidden={isTopbarHidden ? "true" : "false"}
+      style={{
+        position: "fixed",
+        top: 0,
+        left: 0,
+        right: 0,
+        zIndex: 1000,
+        pointerEvents: "none",
+        background: "transparent",
+        border: 0,
+        boxShadow: "none",
+        backdropFilter: "none",
+        WebkitBackdropFilter: "none",
+      }}
+    >
+      <button
+        type="button"
+        className="ecommerce-standalone__brand"
+        style={{ pointerEvents: "auto" }}
+        onClick={onOpenWorkspace}
+      >
+        <span className="ecommerce-standalone__logo" aria-hidden="true">
+          <img src="https://stringtest.oss-cn-hangzhou.aliyuncs.com/logo.png" alt="" />
+        </span>
+        <strong>OmniAI 电商智能体</strong>
+      </button>
+      <div className="ecommerce-standalone__account">
+        {session ? (
+          <div className="ecommerce-profile-menu">
+            <button
+              type="button"
+              className="ecommerce-profile-menu__trigger"
+              style={{ pointerEvents: "auto" }}
+              onClick={() => onProfileMenuOpenChange(!profileMenuOpen)}
+              aria-haspopup="dialog"
+              aria-expanded={profileMenuOpen}
+            >
+              <span className="ecommerce-standalone__credits">
+                {(Math.max(usage.balanceCents, 0) / 100).toFixed(2)} 积分
+              </span>
+              <LocalAvatar session={session} size="sm" />
+              <span className="ecommerce-profile-menu__name">{displayName}</span>
+            </button>
+            {profileMenuOpen ? (
+              <>
+                <button
+                  type="button"
+                  className="ecommerce-profile-popover__backdrop"
+                  aria-label="关闭账户信息"
+                  onClick={() => onProfileMenuOpenChange(false)}
+                />
+                <section className="ecommerce-profile-popover" role="dialog" aria-label="账户信息">
+                  <div className="ecommerce-profile-popover__head">
+                    <LocalAvatar session={session} size="md" />
+                    <div>
+                      <strong>{displayName}</strong>
+                      <span>{session.user.username}</span>
+                    </div>
+                  </div>
+
+                  <dl className="ecommerce-profile-popover__stats">
+                    {avatarMenuStats.map((item) => (
+                      <div key={item.label}>
+                        <dt>
+                          {item.icon}
+                          {item.label}
+                        </dt>
+                        <dd>{item.value}</dd>
+                      </div>
+                    ))}
+                  </dl>
+
+                  <div className="ecommerce-profile-popover__actions">
+                    <button type="button" className="is-primary" onClick={onOpenProfile}>
+                      <UserOutlined />
+                      个人中心
+                    </button>
+                    <button type="button" onClick={onBugFeedback}>
+                      <BugOutlined />
+                      Bug 反馈
+                    </button>
+                    <button type="button" className="is-danger" onClick={onLogout}>
+                      <LogoutOutlined />
+                      退出
+                    </button>
+                  </div>
+                </section>
+              </>
+            ) : null}
+          </div>
+        ) : (
+          <button
+            type="button"
+            className="ecommerce-standalone__login-button"
+            style={{ pointerEvents: "auto" }}
+            onClick={() => onOpenAuth("login")}
+          >
+            <LoginOutlined />
+            <span>登录 / 注册</span>
+          </button>
+        )}
+      </div>
+    </header>
+  );
+}