batch uploaded files in blocks of 10 at a time

pages/api/file/uploadsinglefile.js

@@ -10,6 +10,7 @@ import fs from "fs";
 import path from "path";
 
 const FILENAME_ALLOWED = /^[A-Za-z0-9 ._\-:()—']+$/;
+const MAX_FILES_PER_UPLOAD_BATCH = 10;
 
 function validateFilenameServer(originalFilename) {
     const name = path.basename(originalFilename || "");
@@ -136,11 +137,32 @@ ApiProxy.post(async (req, res) => {
     }
 
     try {
-        const data = await uploadSingleFile(
-            allowedFilesFormData,
-            containerID,
-            casefolderID
-        );
+        const allowedFileEntries = Object.entries(allowedFilesFormData);
+        const data = [];
+
+        for (
+            let index = 0;
+            index < allowedFileEntries.length;
+            index += MAX_FILES_PER_UPLOAD_BATCH
+        ) {
+            const fileChunk = Object.fromEntries(
+                allowedFileEntries.slice(
+                    index,
+                    index + MAX_FILES_PER_UPLOAD_BATCH
+                )
+            );
+
+            const uploadChunkResult = await uploadSingleFile(
+                fileChunk,
+                containerID,
+                casefolderID
+            );
+
+            if (Array.isArray(uploadChunkResult)) {
+                data.push(...uploadChunkResult);
+            }
+        }
+
         return respondSuccess(res, { data, invalidFiles });
     } catch (error) {
         consoleLogger(error);