o2o-site-AEO/solution/frontend/src/components/layout/AppShell.tsx

import type {ComponentType, ReactNode} from 'react';
import {Link, NavLink, useLocation} from 'react-router';
import {LayoutGrid, LogOut, Search, Wand2} from 'lucide-react';
import {cn} from '@/lib/utils';
import {userLabel, useAuthStore} from '@/stores/auth';

export type NavItem = {
  to: string;
  /** 활성 표시용 경로. 쿼리스트링이 붙은 `to` 로는 pathname 을 비교할 수 없다. */
  match: string;
  label: string;
  icon: ComponentType<{className?: string}>;
};

/**
 * ★ 메뉴를 이 파일에 하드코딩하지 않는다 — 앱마다 다르고, **섞이면 새어 나간다.**
 *   내부 메뉴(`/places`, `/local-content`)를 여기 두면 그 경로 이름이 사장님 번들에
 *   문자열로 남는다(실측: 앱을 가른 뒤에도 dist 에서 `local-content` 가 나왔다).
 *   앱을 가른 이유가 그거라 메뉴도 앱이 들고 온다. 내부 메뉴는 `admin/src/app/router.tsx`.
 *
 * ★ 빌더는 `?new=1` 로 간다. 그냥 `/builder` 로 보내면 저장된 위저드 상태가 복원돼
 *   지난번에 편집하던 가게의 에디터가 뜬다(BuilderPage 주석) — 새로 만들러 누른 사람에게는
 *   남의 화면이다.
 */
const OWNER_NAV: NavItem[] = [
  {to: '/builder?new=1', match: '/builder', label: '새 사이트', icon: Wand2},
];

export function AppShell({children, nav = OWNER_NAV}: {children: ReactNode; nav?: NavItem[]}) {
  const user = useAuthStore((s) => s.user);
  const signOut = useAuthStore((s) => s.signOut);
  const location = useLocation();

  return (
    <div className="flex h-screen w-screen overflow-hidden bg-background text-foreground">
      <aside className="hidden w-56 shrink-0 flex-col border-r border-sidebar-border bg-sidebar md:flex">
        <Link to={nav[0]?.to ?? '/'} className="flex items-center gap-2 px-4 py-4">
          <img src="/brand/web4ai-wordmark.svg" alt="Web4Ai" className="h-7 w-auto" />
        </Link>

        <nav className="flex-1 space-y-0.5 px-2">
          {nav.map(({to, match, label, icon: Icon}) => (
            <NavLink
              key={to}
              to={to}
              className={() =>
                cn(
                  'flex items-center gap-2 rounded-md px-2.5 py-2 text-xs font-medium transition-colors',
                  location.pathname.startsWith(match)
                    ? 'bg-sidebar-accent text-sidebar-accent-foreground'
                    : 'text-sidebar-foreground hover:bg-sidebar-accent/60',
                )
              }
            >
              <Icon className="size-4" />
              <span>{label}</span>
            </NavLink>
          ))}
        </nav>

        <div className="border-t border-sidebar-border p-3">
          <div className="mb-2 truncate text-[11px] text-sidebar-foreground">
            {user ? userLabel(user) : ''}
            {user?.companyName ? ` · ${user.companyName}` : ''}
          </div>
          <button
            type="button"
            onClick={signOut}
            className="flex w-full items-center gap-1.5 rounded-md px-2 py-1.5 text-xs text-sidebar-foreground transition-colors hover:bg-sidebar-accent/60"
          >
            <LogOut className="size-3.5" />
            <span>로그아웃</span>
          </button>
        </div>
      </aside>

      <div className="flex min-w-0 flex-1 flex-col overflow-hidden">
        <main className="flex-1 overflow-y-auto">{children}</main>
      </div>
    </div>
  );
}

export function PageContainer({
  title,
  description,
  actions,
  children,
}: {
  title: string;
  description?: string;
  actions?: ReactNode;
  children: ReactNode;
}) {
  return (
    <div className="mx-auto w-full max-w-6xl px-5 py-6">
      <header className="mb-5 flex flex-col gap-3 sm:flex-row sm:items-end sm:justify-between">
        <div>
          <h1 className="text-lg font-semibold tracking-tight">{title}</h1>
          {description && <p className="mt-0.5 text-xs text-muted-foreground">{description}</p>}
        </div>
        {actions && <div className="flex items-center gap-2">{actions}</div>}
      </header>
      {children}
    </div>
  );
}

export function EmptyState({
  icon: Icon = LayoutGrid,
  title,
  description,
  action,
}: {
  icon?: typeof Search;
  title: string;
  description?: string;
  action?: ReactNode;
}) {
  return (
    <div className="flex flex-col items-center justify-center gap-2 rounded-xl border border-dashed border-border px-6 py-14 text-center">
      <Icon className="size-6 text-muted-foreground" />
      <p className="text-sm font-medium">{title}</p>
      {description && <p className="max-w-md text-xs text-muted-foreground">{description}</p>}
      {action && <div className="mt-2">{action}</div>}
    </div>
  );
}