Pages corrections

app/api/storage/init/folder/route.ts

@@ -37,15 +37,14 @@ export async function POST(request: Request) {
     console.log(`Creating folder ${folderLowercase} for user ${userId}`);
     
     try {
-      // Create the folder path (just a prefix in S3)
-      const key = `user-${userId}/${folderLowercase}/`;
-      await putObject(key, '', 'application/x-directory');
-      
-      // Create a placeholder file to ensure the folder exists and is visible
+      // In S3/MinIO, folders are just prefixes, so we don't need to create an empty object.
+      // We only create a placeholder file to mark the folder as initialized.
       const placeholderKey = `user-${userId}/${folderLowercase}/.placeholder`;
-      await putObject(placeholderKey, 'Folder placeholder', 'text/plain');
+      const placeholderContent = `Folder initialized at ${new Date().toISOString()}`;
       
-      console.log(`Successfully created folder: ${key}`);
+      await putObject(placeholderKey, placeholderContent, 'text/plain');
+      
+      console.log(`Successfully created folder: user-${userId}/${folderLowercase}/`);
       
       // Return success
       return NextResponse.json({
@@ -54,7 +53,10 @@ export async function POST(request: Request) {
       });
     } catch (error) {
       console.error(`Error creating folder ${folderLowercase}:`, error);
-      return NextResponse.json({ error: 'Failed to create folder' }, { status: 500 });
+      return NextResponse.json({ 
+        error: 'Failed to create folder',
+        details: error instanceof Error ? error.message : String(error)
+      }, { status: 500 });
     }
   } catch (error) {
     console.error('Error in folder creation endpoint:', error);

lib/s3.ts

@@ -43,11 +43,17 @@ export async function putObject(
 ): Promise<{ key: string; url?: string }> {
   // Convert string to Buffer consistently, exactly like mission-uploads.ts
   // This ensures the same encoding and buffer handling that works for mission attachments
-  const buffer = typeof content === 'string' 
+  // For empty strings, use an empty buffer instead of Buffer.from('') to avoid MinIO issues
+  let buffer: Buffer;
+  if (typeof content === 'string') {
+    buffer = content.length > 0 
       ? Buffer.from(content, 'utf-8')
-    : Buffer.isBuffer(content)
-      ? content
-      : Buffer.from(content);
+      : Buffer.alloc(0);
+  } else if (Buffer.isBuffer(content)) {
+    buffer = content;
+  } else {
+    buffer = Buffer.from(content);
+  }
   
   // Use the same pattern as mission-uploads.ts: direct s3Client.send with PutObjectCommand
   await s3Client.send(new PutObjectCommand({
@@ -148,21 +154,24 @@ export function getPublicUrl(filePath: string, bucket?: string): string {
 
 /**
  * Create standard folder structure for a user
+ * In S3/MinIO, folders don't need to be explicitly created - they exist as prefixes.
+ * We only create a placeholder file to mark the folder as initialized.
  */
 export async function createUserFolderStructure(userId: string): Promise<void> {
   const folders = ['notes', 'diary', 'health', 'contacts'];
   
   for (const folder of folders) {
     try {
-      // Create folder path (prefix in S3)
-      const folderKey = `user-${userId}/${folder}/`;
-      await putObject(folderKey, '', 'application/x-directory');
-      
-      // Create placeholder file to ensure folder is visible
+      // In S3/MinIO, folders are just prefixes, so we don't need to create an empty object.
+      // We only create a placeholder file to mark the folder as initialized.
       const placeholderKey = `user-${userId}/${folder}/.placeholder`;
-      await putObject(placeholderKey, 'Folder placeholder', 'text/plain');
       
-      console.log(`Created folder: ${folderKey}`);
+      // Use a simple text content for the placeholder
+      const placeholderContent = `Folder initialized at ${new Date().toISOString()}`;
+      
+      await putObject(placeholderKey, placeholderContent, 'text/plain');
+      
+      console.log(`Created folder: user-${userId}/${folder}/`);
     } catch (error) {
       console.error(`Error creating folder ${folder} for user ${userId}:`, error);
       // Continue with other folders even if one fails