feat(search-bar) = added in cloudpage

apps/Frontend/src/components/cloud-storage/file-preview-modal.tsx

@@ -1,21 +1,32 @@
 import React, { useEffect, useState } from "react";
 import { Button } from "@/components/ui/button";
-import { apiRequest } from "@/lib/queryClient";
+import { apiRequest, queryClient } from "@/lib/queryClient";
 import { toast } from "@/hooks/use-toast";
-import { Download, Maximize2, Minimize2, X } from "lucide-react";
+import { Download, Maximize2, Minimize2, Trash2, X } from "lucide-react";
+import { DeleteConfirmationDialog } from "../ui/deleteDialog";
+import { QueryClient } from "@tanstack/react-query";
+import { cloudFilesQueryKeyRoot } from "./files-section";
 
 type Props = {
   fileId: number | null;
   isOpen: boolean;
   onClose: () => void;
+  onDeleted?: () => void;
 };
 
-export default function FilePreviewModal({ fileId, isOpen, onClose }: Props) {
+export default function FilePreviewModal({
+  fileId,
+  isOpen,
+  onClose,
+  onDeleted,
+}: Props) {
   const [loading, setLoading] = useState(false);
   const [meta, setMeta] = useState<any | null>(null);
   const [blobUrl, setBlobUrl] = useState<string | null>(null);
   const [error, setError] = useState<string | null>(null);
   const [isFullscreen, setIsFullscreen] = useState(false);
+  const [deleting, setDeleting] = useState(false);
+  const [isDeleteOpen, setIsDeleteOpen] = useState(false);
 
   useEffect(() => {
     if (!isOpen || !fileId) return;
@@ -107,6 +118,49 @@ export default function FilePreviewModal({ fileId, isOpen, onClose }: Props) {
     }
   }
 
+  async function confirmDelete() {
+    if (!fileId) return;
+
+    setIsDeleteOpen(false);
+    setDeleting(true);
+
+    try {
+      const res = await apiRequest(
+        "DELETE",
+        `/api/cloud-storage/files/${fileId}`
+      );
+      const json = await res.json().catch(() => ({}));
+      if (!res.ok) {
+        throw new Error(json?.message || `Delete failed (${res.status})`);
+      }
+
+      toast({
+        title: "Deleted",
+        description: `File "${meta?.name ?? `file-${fileId}`}" deleted.`,
+      });
+
+      // notify parent to refresh lists if they provided callback
+      if (typeof onDeleted === "function") {
+        try {
+          onDeleted();
+        } catch (e) {
+          // ignore parent errors
+        }
+      }
+
+      // close modal
+      onClose();
+    } catch (err: any) {
+      toast({
+        title: "Delete failed",
+        description: err?.message ?? String(err),
+        variant: "destructive",
+      });
+    } finally {
+      setDeleting(false);
+    }
+  }
+
   // container sizing classes
   const containerBase =
     "bg-white rounded-md p-3 flex flex-col overflow-hidden shadow-xl";
@@ -145,6 +199,13 @@ export default function FilePreviewModal({ fileId, isOpen, onClose }: Props) {
             <Button variant="ghost" onClick={handleDownload}>
               <Download className="w-4 h-4" />
             </Button>
+            <Button
+              variant="destructive"
+              onClick={() => setIsDeleteOpen(true)}
+              disabled={deleting}
+            >
+              <Trash2 className="w-4 h-4" />
+            </Button>
             <Button onClick={onClose}>
               {" "}
               <X className="w-4 h-4" />
@@ -211,6 +272,13 @@ export default function FilePreviewModal({ fileId, isOpen, onClose }: Props) {
             )}
         </div>
       </div>
+
+      <DeleteConfirmationDialog
+        isOpen={isDeleteOpen}
+        entityName={meta?.name ?? undefined}
+        onCancel={() => setIsDeleteOpen(false)}
+        onConfirm={confirmDelete}
+      />
     </div>
   );
 }

apps/Frontend/src/components/cloud-storage/files-section.tsx

@@ -36,6 +36,7 @@ import { getPageNumbers } from "@/utils/pageNumberGenerator";
 import { NewFolderModal } from "./new-folder-modal";
 import { toast } from "@/hooks/use-toast";
 import FilePreviewModal from "./file-preview-modal";
+import { cloudSearchQueryKeyRoot } from "./search-bar";
 
 export type FilesSectionProps = {
   parentId: number | null;
@@ -44,6 +45,24 @@ export type FilesSectionProps = {
   onFileOpen?: (fileId: number) => void;
 };
 
+// canonical root key for files list queries (per-parent)
+export const cloudFilesQueryKeyRoot = ["cloud-files"];
+/**
+ * Build a full query key for files list under a parent folder with page parameters.
+ * Example usage:
+ *   cloudFilesQueryKeyBase(parentId, page, pageSize)
+ */
+export const cloudFilesQueryKeyBase = (
+  parentId: number | null,
+  page: number,
+  pageSize: number
+) => [
+  "cloud-files",
+  parentId === null ? "null" : String(parentId),
+  page,
+  pageSize,
+];
+
 const FILES_LIMIT_DEFAULT = 20;
 const MAX_FILE_MB = 10;
 const MAX_FILE_BYTES = MAX_FILE_MB * 1024 * 1024;
@@ -164,6 +183,8 @@ export default function FilesSection({
       qc.invalidateQueries({
         queryKey: ["/api/cloud-storage/folders/recent", 1],
       });
+      qc.invalidateQueries({ queryKey: cloudFilesQueryKeyRoot, exact: false });
+      qc.invalidateQueries({ queryKey: cloudSearchQueryKeyRoot, exact: false });
     } catch (err: any) {
       toast({
         title: "Rename failed",
@@ -194,9 +215,14 @@ export default function FilesSection({
 
       // reload current page (ensure page index valid)
       loadPage(currentPage);
+
       qc.invalidateQueries({
         queryKey: ["/api/cloud-storage/folders/recent", 1],
       });
+      // invalidate any cloud-files lists (so file lists refresh)
+      qc.invalidateQueries({ queryKey: cloudFilesQueryKeyRoot, exact: false });
+      // invalidate any cloud-search queries so search results refresh
+      qc.invalidateQueries({ queryKey: cloudSearchQueryKeyRoot, exact: false });
     } catch (err: any) {
       toast({
         title: "Delete failed",
@@ -310,6 +336,8 @@ export default function FilesSection({
       qc.invalidateQueries({
         queryKey: ["/api/cloud-storage/folders/recent", 1],
       });
+      qc.invalidateQueries({ queryKey: cloudFilesQueryKeyRoot, exact: false });
+      qc.invalidateQueries({ queryKey: cloudSearchQueryKeyRoot, exact: false });
     } catch (err: any) {
       toast({
         title: "Upload failed",
@@ -518,7 +546,29 @@ export default function FilesSection({
           setIsPreviewOpen(false);
           setPreviewFileId(null);
         }}
+        onDeleted={() => {
+          // close preview
+          setIsPreviewOpen(false);
+          setPreviewFileId(null);
+
+          // reload this folder page
+          loadPage(currentPage);
+
+          // invalidate caches
+          qc.invalidateQueries({
+            queryKey: ["/api/cloud-storage/folders/recent", 1],
+          });
+          qc.invalidateQueries({
+            queryKey: cloudFilesQueryKeyRoot,
+            exact: false,
+          });
+          qc.invalidateQueries({
+            queryKey: cloudSearchQueryKeyRoot,
+            exact: false,
+          });
+        }}
       />
+
       {/* delete confirm */}
       <DeleteConfirmationDialog
         isOpen={isDeleteOpen}

apps/Frontend/src/components/cloud-storage/folder-panel.tsx

@@ -1,6 +1,3 @@
-// Updated components to support: 1) navigating into child folders (FolderSection -> FolderPanel)
-// 2) a breadcrumb / path strip in FolderPanel so user can see & click parent folders
-
 import React, { useEffect, useRef, useState } from "react";
 import FolderSection from "@/components/cloud-storage/folder-section";
 import FilesSection from "@/components/cloud-storage/files-section";
@@ -116,9 +113,8 @@ export default function FolderPanel({
         <h2 className="text-2xl font-semibold">
           {currentFolderId == null
             ? "My Cloud Storage"
-            : `Folder ${currentFolderId}`}
+            : `Folder : ${path[path.length - 1]?.name ?? currentFolderId}`}
         </h2>
-
         <div>
           {onClose && (
             <button

apps/Frontend/src/components/cloud-storage/search-bar.tsx

@@ -0,0 +1,426 @@
+import React, { useEffect, useMemo, useState } from "react";
+import { useQuery } from "@tanstack/react-query";
+import { apiRequest } from "@/lib/queryClient";
+import { Input } from "@/components/ui/input";
+import { Button } from "@/components/ui/button";
+import {
+  Select,
+  SelectContent,
+  SelectItem,
+  SelectTrigger,
+  SelectValue,
+} from "@/components/ui/select";
+import {
+  Folder as FolderIcon,
+  File as FileIcon,
+  Search as SearchIcon,
+  Clock as ClockIcon,
+  ChevronLeft,
+  ChevronRight,
+} from "lucide-react";
+import { motion, AnimatePresence } from "framer-motion";
+
+/**
+ * Canonical query keys
+ */
+export const cloudSearchQueryKeyRoot = ["cloud-search"];
+
+export const cloudSearchQueryKeyBase = (
+  q: string,
+  searchTarget: "filename" | "foldername" | "both",
+  typeFilter: "any" | "images" | "pdf" | "video" | "audio",
+  page: number
+) => ["cloud-search", q, searchTarget, typeFilter, page];
+
+type ResultRow = {
+  id: number;
+  name: string;
+  mimeType?: string | null;
+  folderId?: number | null;
+  isComplete?: boolean;
+  kind: "file" | "folder";
+  fileSize?: string | number | null;
+  createdAt?: string;
+};
+
+export default function CloudSearchBar({
+  onOpenFolder = (id: number | null) => {},
+  onSelectFile = (fileId: number) => {},
+}: {
+  onOpenFolder?: (id: number | null) => void;
+  onSelectFile?: (fileId: number) => void;
+}) {
+  const [q, setQ] = useState("");
+  const [searchTarget, setSearchTarget] = useState<
+    "filename" | "foldername" | "both"
+  >("filename"); // default filename
+  const [typeFilter, setTypeFilter] = useState<
+    "any" | "images" | "pdf" | "video" | "audio"
+  >("any");
+  const [page, setPage] = useState(1);
+  const [limit] = useState(10);
+
+  const debounceMs = 600;
+  const [debouncedQ, setDebouncedQ] = useState(q);
+
+  // debounce input
+  useEffect(() => {
+    const t = setTimeout(() => setDebouncedQ(q.trim()), debounceMs);
+    return () => clearTimeout(t);
+  }, [q, debounceMs]);
+
+  function typeParamFromFilter(filter: string) {
+    if (filter === "any") return undefined;
+    if (filter === "images") return "image";
+    if (filter === "pdf") return "application/pdf";
+    return filter;
+  }
+
+  // fetcher used by useQuery
+  async function fetchSearch(): Promise<{
+    results: ResultRow[];
+    total: number;
+  }> {
+    const query = debouncedQ ?? "";
+    if (!query) return { results: [], total: 0 };
+
+    const offset = (page - 1) * limit;
+    const typeParam = typeParamFromFilter(typeFilter as string);
+
+    // helper: call files endpoint
+    async function callFiles() {
+      const tQuery = typeParam ? `&type=${encodeURIComponent(typeParam)}` : "";
+      const res = await apiRequest(
+        "GET",
+        `/api/cloud-storage/search/files?q=${encodeURIComponent(query)}${tQuery}&limit=${limit}&offset=${offset}`
+      );
+      const json = await res.json();
+      if (!res.ok) throw new Error(json?.message || "File search failed");
+      const mapped: ResultRow[] = (json.data || []).map((d: any) => ({
+        id: d.id,
+        name: d.name,
+        kind: "file",
+        mimeType: d.mimeType,
+        fileSize: d.fileSize,
+        folderId: d.folderId ?? null,
+        createdAt: d.createdAt,
+      }));
+      return { mapped, total: json.totalCount ?? mapped.length };
+    }
+
+    // helper: call folders endpoint
+    async function callFolders() {
+      const res = await apiRequest(
+        "GET",
+        `/api/cloud-storage/search/folders?q=${encodeURIComponent(query)}&limit=${limit}&offset=${offset}`
+      );
+      const json = await res.json();
+      if (!res.ok) throw new Error(json?.message || "Folder search failed");
+      const mapped: ResultRow[] = (json.data || []).map((d: any) => ({
+        id: d.id,
+        name: d.name,
+        kind: "folder",
+        folderId: d.parentId ?? null,
+      }));
+      // enforce top-level folders only when searching folders specifically
+      // (if the API already filters, this is harmless)
+      return { mapped, total: json.totalCount ?? mapped.length };
+    }
+
+    // Decide which endpoints to call
+    if (searchTarget === "filename") {
+      const f = await callFiles();
+      return { results: f.mapped, total: f.total };
+    } else if (searchTarget === "foldername") {
+      const fo = await callFolders();
+      // filter top-level only (parentId === null)
+      const topLevel = fo.mapped.filter((r) => r.folderId == null);
+      return { results: topLevel, total: fo.total };
+    } else {
+      // both: call both and combine (folders first, then files), but keep page limit
+      const [filesRes, foldersRes] = await Promise.all([
+        callFiles(),
+        callFolders(),
+      ]);
+      // folders restrict to top-level
+      const foldersTop = foldersRes.mapped.filter((r) => r.folderId == null);
+      const combined = [...foldersTop, ...filesRes.mapped].slice(0, limit);
+      const combinedTotal = foldersRes.total + filesRes.total;
+      return { results: combined, total: combinedTotal };
+    }
+  }
+
+  // react-query: key depends on debouncedQ, searchTarget, typeFilter, page
+  const queryKey = useMemo(
+    () => cloudSearchQueryKeyBase(debouncedQ, searchTarget, typeFilter, page),
+    [debouncedQ, searchTarget, typeFilter, page]
+  );
+
+  const { data, isFetching, error } = useQuery({
+    queryKey,
+    queryFn: fetchSearch,
+    enabled: debouncedQ.length > 0,
+    staleTime: 0,
+  });
+
+  // sync local UI state with query data
+  const results = data?.results ?? [];
+  const total = data?.total ?? 0;
+  const loading = isFetching;
+  const errMsg = error ? ((error as any)?.message ?? String(error)) : null;
+
+  // persist recent terms & matches when new results arrive
+  useEffect(() => {
+    if (!debouncedQ) return;
+    // recent terms
+    try {
+      const raw = localStorage.getItem("cloud_search_recent_terms");
+      const prev: string[] = raw ? JSON.parse(raw) : [];
+      const term = debouncedQ;
+      const copy = [term, ...prev.filter((t) => t !== term)].slice(0, 10);
+      localStorage.setItem("cloud_search_recent_terms", JSON.stringify(copy));
+    } catch {}
+
+    // recent matches snapshot
+    try {
+      const rawMatches = localStorage.getItem("cloud_search_recent_matches");
+      const prevMatches: Record<string, ResultRow[]> = rawMatches
+        ? JSON.parse(rawMatches)
+        : {};
+      const snapshot = results;
+      const copy = { ...prevMatches, [debouncedQ]: snapshot };
+      localStorage.setItem("cloud_search_recent_matches", JSON.stringify(copy));
+    } catch {}
+    // eslint-disable-next-line react-hooks/exhaustive-deps
+  }, [data, debouncedQ]);
+
+  // load recentTerms & recentMatches from storage for initial UI
+  const [recentTerms, setRecentTerms] = useState<string[]>(() => {
+    try {
+      const raw = localStorage.getItem("cloud_search_recent_terms");
+      return raw ? JSON.parse(raw) : [];
+    } catch {
+      return [];
+    }
+  });
+  const [recentMatches, setRecentMatches] = useState<
+    Record<string, ResultRow[]>
+  >(() => {
+    try {
+      const raw = localStorage.getItem("cloud_search_recent_matches");
+      return raw ? JSON.parse(raw) : {};
+    } catch {
+      return {};
+    }
+  });
+
+  // update recentTerms/recentMatches UI copies whenever localStorage changes (best-effort)
+  useEffect(() => {
+    try {
+      const raw = localStorage.getItem("cloud_search_recent_terms");
+      setRecentTerms(raw ? JSON.parse(raw) : []);
+    } catch {}
+    try {
+      const raw = localStorage.getItem("cloud_search_recent_matches");
+      setRecentMatches(raw ? JSON.parse(raw) : {});
+    } catch {}
+  }, [data]); // refresh small UX cache when new data arrives
+
+  // reset page when q or filters change (like before)
+  useEffect(() => setPage(1), [debouncedQ, searchTarget, typeFilter]);
+
+  const totalPages = useMemo(
+    () => Math.max(1, Math.ceil(total / limit)),
+    [total, limit]
+  );
+
+  function onClear() {
+    setQ("");
+    // the query will auto-disable when debouncedQ is empty
+  }
+
+  return (
+    <div className="bg-card p-4 rounded-2xl shadow-sm">
+      <div className="flex flex-col md:flex-row gap-3 md:items-center">
+        <div className="flex items-center gap-2 flex-1">
+          <SearchIcon className="h-5 w-5 text-muted-foreground" />
+          <Input
+            value={q}
+            onChange={(e) => setQ(e.target.value)}
+            placeholder="Search files and folders..."
+            aria-label="Search files and folders"
+            className="flex-1"
+          />
+          <Button variant="ghost" onClick={() => onClear()}>
+            Clear
+          </Button>
+        </div>
+
+        <div className="flex items-center gap-2">
+          <Select
+            onValueChange={(v) => setSearchTarget(v as any)}
+            value={searchTarget}
+          >
+            <SelectTrigger className="w-40">
+              <SelectValue placeholder="Search target" />
+            </SelectTrigger>
+            <SelectContent>
+              <SelectItem value="filename">Filename (default)</SelectItem>
+              <SelectItem value="foldername">
+                Folder name (top-level)
+              </SelectItem>
+              <SelectItem value="both">Both</SelectItem>
+            </SelectContent>
+          </Select>
+
+          <Select
+            onValueChange={(v) => setTypeFilter(v as any)}
+            value={typeFilter}
+          >
+            <SelectTrigger className="w-40">
+              <SelectValue placeholder="Type" />
+            </SelectTrigger>
+            <SelectContent>
+              <SelectItem value="any">Any type</SelectItem>
+              <SelectItem value="images">Images</SelectItem>
+              <SelectItem value="pdf">PDFs</SelectItem>
+              <SelectItem value="video">Videos</SelectItem>
+              <SelectItem value="audio">Audio</SelectItem>
+            </SelectContent>
+          </Select>
+
+          <Button onClick={() => setPage((p) => p)}>Search</Button>
+        </div>
+      </div>
+
+      <div className="mt-4 grid grid-cols-1 md:grid-cols-2 gap-4">
+        <div>
+          <h4 className="mb-2 text-sm font-semibold flex items-center gap-2">
+            <ClockIcon className="h-4 w-4" /> Recent searches
+          </h4>
+          <div className="flex flex-wrap gap-2">
+            {recentTerms.length ? (
+              recentTerms.map((t) => (
+                <motion.button
+                  key={t}
+                  whileHover={{ scale: 1.03 }}
+                  whileTap={{ scale: 0.98 }}
+                  className="px-3 py-1 rounded-full bg-muted text-sm"
+                  onClick={() => setQ(t)}
+                >
+                  {t}
+                </motion.button>
+              ))
+            ) : (
+              <div className="text-sm text-muted-foreground">
+                No recent searches
+              </div>
+            )}
+          </div>
+        </div>
+
+        <div>
+          <h4 className="mb-2 text-sm font-semibold">Results</h4>
+
+          <div className="bg-background rounded-md p-2 max-h-72 overflow-auto">
+            <AnimatePresence>
+              {loading && (
+                <motion.div
+                  initial={{ opacity: 0 }}
+                  animate={{ opacity: 1 }}
+                  exit={{ opacity: 0 }}
+                  className="p-4 text-center text-sm"
+                >
+                  Searching...
+                </motion.div>
+              )}
+
+              {!loading && errMsg && (
+                <motion.div
+                  initial={{ opacity: 0 }}
+                  animate={{ opacity: 1 }}
+                  exit={{ opacity: 0 }}
+                  className="p-4 text-sm text-destructive"
+                >
+                  {errMsg}
+                </motion.div>
+              )}
+
+              {!loading && !results.length && debouncedQ && !errMsg && (
+                <motion.div
+                  initial={{ opacity: 0 }}
+                  animate={{ opacity: 1 }}
+                  exit={{ opacity: 0 }}
+                  className="p-4 text-sm text-muted-foreground"
+                >
+                  No results for "{debouncedQ}"
+                </motion.div>
+              )}
+
+              {!loading &&
+                results.map((r) => (
+                  <motion.div
+                    key={`${r.kind}-${r.id}`}
+                    initial={{ opacity: 0, y: 6 }}
+                    animate={{ opacity: 1, y: 0 }}
+                    exit={{ opacity: 0 }}
+                    className="p-2 rounded hover:bg-muted/50 flex items-center gap-3 cursor-pointer"
+                    onClick={() => {
+                      if (r.kind === "folder") onOpenFolder(r.id);
+                      else onSelectFile(r.id);
+                    }}
+                  >
+                    <div className="w-8 h-8 flex items-center justify-center rounded bg-muted">
+                      {r.kind === "folder" ? (
+                        <FolderIcon className="h-4 w-4" />
+                      ) : (
+                        <FileIcon className="h-4 w-4" />
+                      )}
+                    </div>
+                    <div className="flex-1 min-w-0">
+                      <div className="truncate font-medium">{r.name}</div>
+                      <div className="text-xs text-muted-foreground truncate">
+                        {r.kind === "file" ? (r.mimeType ?? "file") : "Folder"}
+                      </div>
+                    </div>
+                    {r.kind === "file" && r.fileSize != null && (
+                      <div className="text-xs text-muted-foreground">
+                        {String(r.fileSize)}
+                      </div>
+                    )}
+                  </motion.div>
+                ))}
+            </AnimatePresence>
+          </div>
+
+          <div className="mt-3 flex items-center justify-between">
+            <div className="text-sm text-muted-foreground">
+              {total} result(s)
+            </div>
+            <div className="flex items-center gap-2">
+              <Button
+                size="sm"
+                variant="ghost"
+                onClick={() => setPage((p) => Math.max(1, p - 1))}
+                disabled={page <= 1}
+              >
+                <ChevronLeft className="h-4 w-4" />
+              </Button>
+              <div className="text-sm">
+                {page} / {totalPages}
+              </div>
+              <Button
+                size="sm"
+                variant="ghost"
+                onClick={() => setPage((p) => Math.min(totalPages, p + 1))}
+                disabled={page >= totalPages}
+              >
+                <ChevronRight className="h-4 w-4" />
+              </Button>
+            </div>
+          </div>
+        </div>
+      </div>
+    </div>
+  );
+}

apps/Frontend/src/pages/cloud-storage-page.tsx

@@ -10,6 +10,11 @@ import { useAuth } from "@/hooks/use-auth";
 import RecentTopLevelFoldersCard, {
   recentTopLevelFoldersQueryKey,
 } from "@/components/cloud-storage/recent-top-level-folder-modal";
+import CloudSearchBar, {
+  cloudSearchQueryKeyRoot,
+} from "@/components/cloud-storage/search-bar";
+import FilePreviewModal from "@/components/cloud-storage/file-preview-modal";
+import { cloudFilesQueryKeyRoot } from "@/components/cloud-storage/files-section";
 
 export default function CloudStoragePage() {
   const { toast } = useToast();
@@ -28,6 +33,21 @@ export default function CloudStoragePage() {
   // New folder modal
   const [isNewFolderOpen, setIsNewFolderOpen] = useState(false);
 
+  // searchbar - file preview modal state
+  const [previewFileId, setPreviewFileId] = useState<number | null>(null);
+  const [isPreviewOpen, setIsPreviewOpen] = useState(false);
+
+  // searchbar - handlers
+  function handleOpenFolder(folderId: number | null) {
+    setPanelInitialFolderId(folderId);
+    setPanelOpen(true);
+  }
+
+  function handleSelectFile(fileId: number) {
+    setPreviewFileId(fileId);
+    setIsPreviewOpen(true);
+  }
+
   // create folder handler (page-level)
   async function handleCreateFolder(name: string) {
     try {
@@ -72,21 +92,21 @@ export default function CloudStoragePage() {
         </div>
 
         <div className="flex gap-2 items-center">
-          <Button
-            variant="ghost"
-            onClick={() => {
-              /* search flow omitted - wire your search UI here */
-            }}
-          >
-            <SearchIcon className="h-4 w-4 mr-2" /> Search
-          </Button>
-
           <Button onClick={() => setIsNewFolderOpen(true)}>
             <FolderIcon className="h-4 w-4 mr-2" /> New Folder
           </Button>
         </div>
       </div>
 
+      <CloudSearchBar
+        onOpenFolder={(folderId) => {
+          handleOpenFolder(folderId);
+        }}
+        onSelectFile={(fileId) => {
+          handleSelectFile(fileId);
+        }}
+      />
+
       {/* Recent folders card (delegated component) */}
       <RecentTopLevelFoldersCard
         key={recentKey}
@@ -115,6 +135,36 @@ export default function CloudStoragePage() {
           }}
         />
       )}
+      {/* File preview modal */}
+      <FilePreviewModal
+        fileId={previewFileId}
+        isOpen={isPreviewOpen}
+        onClose={() => {
+          setIsPreviewOpen(false);
+          setPreviewFileId(null);
+        }}
+        onDeleted={() => {
+          // close preview (modal may already close, but be explicit)
+          setIsPreviewOpen(false);
+          setPreviewFileId(null);
+
+          // refresh the recent folders card
+          qc.invalidateQueries({ queryKey: recentTopLevelFoldersQueryKey(1) });
+
+          // invalidate file lists and search results
+          qc.invalidateQueries({
+            queryKey: cloudFilesQueryKeyRoot,
+            exact: false,
+          });
+          qc.invalidateQueries({
+            queryKey: cloudSearchQueryKeyRoot,
+            exact: false,
+          });
+
+          // remount the recent card so it clears internal selection (UX nicety)
+          setRecentKey((k) => k + 1);
+        }}
+      />
 
       {/* New folder modal (reusable) */}
       <NewFolderModal