Refactor code structure and remove redundant changes

src-old/components/layout/AdminTopBar.tsx

@@ -0,0 +1,67 @@
+import { RefreshCw } from 'lucide-react';
+import { RefreshButton } from '@/components/ui/refresh-button';
+import { ThemeToggle } from '@/components/theme/ThemeToggle';
+import { AuthButtons } from '@/components/auth/AuthButtons';
+import { NotificationCenter } from '@/components/notifications/NotificationCenter';
+import { SidebarTrigger } from '@/components/ui/sidebar';
+import { useAuth } from '@/hooks/useAuth';
+
+interface AdminTopBarProps {
+  onRefresh?: () => void;
+  refreshMode?: 'auto' | 'manual';
+  pollInterval?: number;
+  lastUpdated?: Date;
+  isRefreshing?: boolean;
+}
+
+export function AdminTopBar({ 
+  onRefresh, 
+  refreshMode, 
+  pollInterval, 
+  lastUpdated,
+  isRefreshing 
+}: AdminTopBarProps) {
+  const { user } = useAuth();
+
+  return (
+    <header className="sticky top-0 z-40 w-full border-b border-border/40 bg-background/95 backdrop-blur supports-[backdrop-filter]:bg-background/60">
+      <div className="flex h-14 items-center justify-between px-4 gap-4">
+        {/* Left Section */}
+        <div className="flex items-center gap-3">
+          <SidebarTrigger className="-ml-1" />
+          
+          {refreshMode && (
+            <div className="hidden sm:flex items-center gap-2 text-xs text-muted-foreground">
+              <RefreshCw className="w-3 h-3" />
+              {refreshMode === 'auto' ? (
+                <span>Auto: {pollInterval ? pollInterval / 1000 : 30}s</span>
+              ) : (
+                <span>Manual</span>
+              )}
+              {lastUpdated && (
+                <span className="hidden md:inline">
+                  • {lastUpdated.toLocaleTimeString()}
+                </span>
+              )}
+            </div>
+          )}
+        </div>
+
+        {/* Right Section */}
+        <div className="flex items-center gap-2">
+          {onRefresh && (
+            <RefreshButton
+              onRefresh={onRefresh}
+              isLoading={isRefreshing}
+              variant="ghost"
+              size="sm"
+            />
+          )}
+          <ThemeToggle />
+          {user && <NotificationCenter />}
+          <AuthButtons />
+        </div>
+      </div>
+    </header>
+  );
+}