90 uploading same file

app/components/FileUploadHandler.tsx

@@ -4,10 +4,10 @@ import { useRef, useEffect, type InputHTMLAttributes } from "react";
 import { toast } from "@/components/ui/toast";
 import {
   getAuthenticatedSession,
-  uploadFilesToContainer,
   uploadFolderFilesToContainer,
   FolderUploadFile,
 } from "../lib/helpers";
+import { useUploadConflictPrompt } from "./useUploadConflictPrompt";
 
 type FileWithRelativePath = File & {
   webkitRelativePath?: string;
@@ -28,6 +28,8 @@ export default function FileUploadHandler({
   const fileInputRef = useRef<HTMLInputElement>(null);
   const folderInputRef = useRef<HTMLInputElement>(null);
 
+  const { uploadFilesWithConflictPrompt, conflictDialog } = useUploadConflictPrompt();
+
   useEffect(() => {
     if (triggerUpload && triggerUpload > 0 && fileInputRef.current) {
       fileInputRef.current.click();
@@ -58,11 +60,12 @@ export default function FileUploadHandler({
       e.target.value = "";
       return;
     }
+
     try {
-      const { uploadedFiles, failedFiles } = await uploadFilesToContainer(
+      const { uploadedFiles, failedFiles } = await uploadFilesWithConflictPrompt(
         Array.from(files),
         currentContainerUrl,
-        fetchFn
+        fetchFn,
       );
 
       if (uploadedFiles.length > 0) {
@@ -171,6 +174,7 @@ export default function FileUploadHandler({
         className="hidden"
         onChange={handleFolderChange}
       />
+      {conflictDialog}
     </>
   );
 }

app/components/UploadConflictDialog.tsx

@@ -0,0 +1,60 @@
+"use client";
+
+import {
+    AlertDialog,
+    AlertDialogAction,
+    AlertDialogCancel,
+    AlertDialogContent,
+    AlertDialogDescription,
+    AlertDialogFooter,
+    AlertDialogHeader,
+    AlertDialogTitle,
+    AlertDialogMedia,
+} from "@/components/ui/alert-dialog";
+import { FileWarning } from "lucide-react";
+
+interface UploadConflictDialogProps {
+    isOpen: boolean;
+    fileName: string | null;
+    onReplace: () => void;
+    onKeepBoth: () => void;
+    onCancel: () => void;
+}
+
+export default function UploadConflictDialog({
+    isOpen,
+    fileName,
+    onReplace,
+    onKeepBoth,
+    onCancel,
+}: UploadConflictDialogProps) {
+    return (
+        <AlertDialog
+            open={isOpen}
+            onOpenChange={(open) => {
+                if (!open) onCancel();
+            }}
+        >
+            <AlertDialogContent size="default">
+                <AlertDialogHeader>
+                    <AlertDialogMedia className="bg-primary/10 text-primary">
+                        <FileWarning />
+                    </AlertDialogMedia>
+                    <AlertDialogTitle>File already exists</AlertDialogTitle>
+                    <AlertDialogDescription>
+                        A file named{" "}
+                        <span className="font-medium text-foreground">&quot;{fileName}&quot;</span>{" "}
+                        already exists in this folder. Do you want to replace it or keep both?
+                    </AlertDialogDescription>
+                </AlertDialogHeader>
+                <AlertDialogFooter>
+                    <AlertDialogCancel onClick={onCancel}>Cancel</AlertDialogCancel>
+                    <AlertDialogAction variant="outline" onClick={onKeepBoth}>
+                        Keep both
+                    </AlertDialogAction>
+                    <AlertDialogAction onClick={onReplace}>Replace</AlertDialogAction>
+                </AlertDialogFooter>
+            </AlertDialogContent>
+        </AlertDialog>
+    )
+}

app/components/file-manager/FileManagerContent.tsx

@@ -31,14 +31,20 @@ import LoadingSpinner from "../shared/LoadingSpinner";
 import ErrorDisplay from "../shared/ErrorDisplay";
 import {
     getAuthenticatedSession,
-    uploadFilesToContainer,
     uploadFolderFilesToContainer,
     processDragDropItems,
     hasFiles as hasFilesInDrag,
     isUnsupportedFolderDrag,
 } from "@/app/lib/helpers";
 import { isDialog } from "./types/fileActions";
-import { useFileManagerNavigation, useFileManagerBrowse, useFileManagerActions, useFileManagerSelection, useFileManagerDialogs } from "./context/fileManagerContext";
+import {
+    useFileManagerNavigation,
+    useFileManagerBrowse,
+    useFileManagerActions,
+    useFileManagerSelection,
+    useFileManagerDialogs
+} from "./context/fileManagerContext";
+import { useUploadConflictPrompt } from "../useUploadConflictPrompt";
 
 type ContextMenuState =
     | { type: "new"; position: { x: number; y: number } }
@@ -100,6 +106,7 @@ export default function FileManagerContent() {
     const [contextMenuState, setContextMenuState] = useState<ContextMenuState | null>(null);
 
     const closeContextMenu = () => setContextMenuState(null);
+    const { uploadFilesWithConflictPrompt, conflictDialog } = useUploadConflictPrompt();
 
     /** Require a selected container before create/upload actions. */
     const ensureStorageSelected = () => {
@@ -210,7 +217,12 @@ export default function FileManagerContent() {
 
         if (singleFiles.length > 0) {
             try {
-                const { uploadedFiles, failedFiles } = await uploadFilesToContainer(singleFiles, containerUrlToBrowse, fetchFn);
+                const { uploadedFiles, failedFiles } = await uploadFilesWithConflictPrompt(
+                    singleFiles,
+                    containerUrlToBrowse,
+                    fetchFn,
+                )
+
                 if (uploadedFiles.length > 0) {
                     uploadedSomething = true;
                     toast.add({
@@ -549,6 +561,7 @@ export default function FileManagerContent() {
                 triggerUpload={fileUploadTrigger}
                 triggerFolderUpload={folderUploadTrigger}
             />
+            {conflictDialog}
             {contextMenuState && (
                 <ContextMenu
                     position={contextMenuState.position}

app/components/useUploadConflictPrompt.tsx

@@ -0,0 +1,97 @@
+"use client";
+
+import { useCallback, useRef, useState } from "react";
+import UploadConflictDialog from "./UploadConflictDialog";
+import {
+    findUploadConflicts,
+    uploadFilesToContainer,
+    uploadFileWithConflictChoice,
+    type UploadConflict,
+    type UploadConflictChoice,
+    type UploadResult,
+} from "../lib/helpers";
+
+export function useUploadConflictPrompt() {
+    const [activeConflict, setActiveConflict] = useState<UploadConflict | null>(null);
+    const conflictResolverRef = useRef<((choice: UploadConflictChoice) => void) | null>(null);
+
+    const resolveConflictChoice = useCallback((choice: UploadConflictChoice) => {
+        const resolve = conflictResolverRef.current;
+        conflictResolverRef.current = null;
+        setActiveConflict(null);
+        resolve?.(choice);
+    }, []);
+
+    const askConflictChoice = useCallback(
+        (conflict: UploadConflict) =>
+            new Promise<UploadConflictChoice>((resolve) => {
+                conflictResolverRef.current = resolve;
+                setActiveConflict(conflict);
+            }),
+        [],
+    );
+
+    const uploadFilesWithConflictPrompt = useCallback(
+        async (
+            files: File[],
+            currentContainerUrl: string,
+            fetchFn: typeof fetch,
+        ): Promise<UploadResult> => {
+            const { newFiles, conflicts } = await findUploadConflicts(
+                files,
+                currentContainerUrl,
+                fetchFn,
+            );
+
+            const uploadedFiles: string[] = [];
+            const failedFiles: string[] = [];
+
+            if (newFiles.length > 0) {
+                const result = await uploadFilesToContainer(
+                    newFiles,
+                    currentContainerUrl,
+                    fetchFn,
+                );
+                uploadedFiles.push(...result.uploadedFiles);
+                failedFiles.push(...result.failedFiles);
+            }
+
+            for (const conflict of conflicts) {
+                const choice = await askConflictChoice(conflict);
+                if (choice === "cancel") {
+                    continue;
+                }
+
+                try {
+                    const { uploadedName } = await uploadFileWithConflictChoice(
+                        conflict,
+                        choice,
+                        currentContainerUrl,
+                        fetchFn,
+                    );
+                    uploadedFiles.push(uploadedName);
+                } catch {
+                    failedFiles.push(conflict.existingName);
+                }
+            }
+
+            return { uploadedFiles, failedFiles };
+        },
+        [askConflictChoice],
+    );
+
+    const conflictDialog = (
+        <UploadConflictDialog
+            isOpen={activeConflict !== null}
+            fileName={activeConflict?.existingName ?? null}
+            onReplace={() => resolveConflictChoice("replace")}
+            onKeepBoth={() => resolveConflictChoice("keepBoth")}
+            onCancel={() => resolveConflictChoice("cancel")}
+        />
+    );
+
+    return {
+        uploadFilesWithConflictPrompt,
+        conflictDialog,
+    };
+}

app/lib/helpers/copyUtils.ts

@@ -55,7 +55,7 @@ const shouldSkipResourceCopy = (resourceUrl: string): boolean => {
 };
 
 
-const resourceExists = async (url: string, fetchFn: typeof fetch): Promise<boolean> => {
+export const resourceExists = async (url: string, fetchFn: typeof fetch): Promise<boolean> => {
   try {
     const response = await fetchFn(url, { method: "HEAD" });
     if (response.status === 404) {