Reapply "Add missing admin action files and navigation links"

This reverts commit 4d515bc400.

src/app/admin/catalog/catalog-view-toggle.tsx

@@ -0,0 +1,85 @@
+'use client'
+
+import { FolderTree, HardHat, List, Package } from 'lucide-react'
+import { useRouter, useSearchParams } from 'next/navigation'
+import { Button } from '@/components/ui/button'
+import { cn } from '@/lib/utils'
+
+interface CatalogViewToggleProps {
+  currentView: string
+  catalogType?: string
+}
+
+export function CatalogViewToggle({ currentView, catalogType = 'normal' }: CatalogViewToggleProps) {
+  const router = useRouter()
+  const searchParams = useSearchParams()
+
+  function setView(view: string) {
+    const params = new URLSearchParams(searchParams.toString())
+    if (view === 'tree') {
+      params.delete('view')
+    } else {
+      params.set('view', view)
+    }
+    router.push(`?${params.toString()}`)
+  }
+
+  function setCatalog(type: string) {
+    const params = new URLSearchParams(searchParams.toString())
+    if (type === 'normal') {
+      params.delete('catalog')
+    } else {
+      params.set('catalog', type)
+    }
+    params.delete('view') // reset to tree when switching
+    router.push(`?${params.toString()}`)
+  }
+
+  return (
+    <div className="flex items-center gap-2">
+      {/* Catalog type selector */}
+      <div className="flex items-center rounded-md border bg-card">
+        <Button
+          variant="ghost"
+          size="sm"
+          className={cn('h-8 rounded-r-none', catalogType === 'normal' && 'bg-accent')}
+          onClick={() => setCatalog('normal')}
+        >
+          <Package className="mr-1.5 h-4 w-4" />
+          Catalog
+        </Button>
+        <Button
+          variant="ghost"
+          size="sm"
+          className={cn('h-8 rounded-l-none', catalogType === 'bc' && 'bg-accent')}
+          onClick={() => setCatalog('bc')}
+        >
+          <HardHat className="mr-1.5 h-4 w-4" />
+          Builder Club
+        </Button>
+      </div>
+
+      {/* View mode selector */}
+      <div className="flex items-center rounded-md border bg-card">
+        <Button
+          variant="ghost"
+          size="sm"
+          className={cn('h-8 rounded-r-none', currentView === 'tree' && 'bg-accent')}
+          onClick={() => setView('tree')}
+        >
+          <FolderTree className="mr-1.5 h-4 w-4" />
+          Tree
+        </Button>
+        <Button
+          variant="ghost"
+          size="sm"
+          className={cn('h-8 rounded-l-none', currentView === 'table' && 'bg-accent')}
+          onClick={() => setView('table')}
+        >
+          <List className="mr-1.5 h-4 w-4" />
+          Table
+        </Button>
+      </div>
+    </div>
+  )
+}