Input:PDF Output:PDF

src/main/java/stirling/software/SPDF/controller/api/MergeController.java

@@ -47,7 +47,7 @@ public class MergeController {
     @PostMapping(consumes = "multipart/form-data", value = "/merge-pdfs")
     @Operation(
         summary = "Merge multiple PDF files into one",
-        description = "This endpoint merges multiple PDF files into a single PDF file. The merged file will contain all pages from the input files in the order they were provided."
+        description = "This endpoint merges multiple PDF files into a single PDF file. The merged file will contain all pages from the input files in the order they were provided. Input:PDF Output:PDF"
     )
     public ResponseEntity<byte[]> mergePdfs(
         @RequestPart(required = true, value = "fileInput")

src/main/java/stirling/software/SPDF/controller/api/MultiPageLayoutController.java

@@ -32,7 +32,7 @@ public class MultiPageLayoutController {
 	private static final Logger logger = LoggerFactory.getLogger(MultiPageLayoutController.class);
 
 	@PostMapping(value = "/multi-page-layout", consumes = "multipart/form-data")
-	@Operation(summary = "Merge multiple pages of a PDF document into a single page", description = "This operation takes an input PDF file and the number of pages to merge into a single sheet in the output PDF file.")
+	@Operation(summary = "Merge multiple pages of a PDF document into a single page", description = "This operation takes an input PDF file and the number of pages to merge into a single sheet in the output PDF file. Input:PDF Output:PDF")
 	public ResponseEntity<byte[]> mergeMultiplePagesIntoOne(
 			@Parameter(description = "The input PDF file", required = true) @RequestParam("fileInput") MultipartFile file,
 			@Parameter(description = "The number of pages to fit onto a single sheet in the output PDF. Acceptable values are 2, 3, 4, 9, 16.", required = true, schema = @Schema(type = "integer", allowableValues = {

src/main/java/stirling/software/SPDF/controller/api/RearrangePagesPDFController.java

@@ -27,7 +27,7 @@ public class RearrangePagesPDFController {
 	private static final Logger logger = LoggerFactory.getLogger(RearrangePagesPDFController.class);
 
 	@PostMapping(consumes = "multipart/form-data", value = "/remove-pages")
-	@Operation(summary = "Remove pages from a PDF file", description = "This endpoint removes specified pages from a given PDF file. Users can provide a comma-separated list of page numbers or ranges to delete.")
+	@Operation(summary = "Remove pages from a PDF file", description = "This endpoint removes specified pages from a given PDF file. Users can provide a comma-separated list of page numbers or ranges to delete. Input:PDF Output:PDF")
 	public ResponseEntity<byte[]> deletePages(
 			@RequestPart(required = true, value = "fileInput") @Parameter(description = "The input PDF file from which pages will be removed") MultipartFile pdfFile,
 			@RequestParam("pagesToDelete") @Parameter(description = "Comma-separated list of pages or page ranges to delete, e.g., '1,3,5-8'") String pagesToDelete)

src/main/java/stirling/software/SPDF/controller/api/RotationController.java

@@ -26,7 +26,7 @@ public class RotationController {
     @PostMapping(consumes = "multipart/form-data", value = "/rotate-pdf")
     @Operation(
         summary = "Rotate a PDF file",
-        description = "This endpoint rotates a given PDF file by a specified angle. The angle must be a multiple of 90."
+        description = "This endpoint rotates a given PDF file by a specified angle. The angle must be a multiple of 90. Input:PDF Output:PDF"
     )
     public ResponseEntity<byte[]> rotatePDF(
         @RequestPart(required = true, value = "fileInput")

src/main/java/stirling/software/SPDF/controller/api/ScalePagesController.java

@@ -47,7 +47,7 @@ public class ScalePagesController {
 	private static final Logger logger = LoggerFactory.getLogger(ScalePagesController.class);
 
 	@PostMapping(value = "/scale-pages", consumes = "multipart/form-data")
-	@Operation(summary = "Change the size of a PDF page/document", description = "This operation takes an input PDF file and the size to scale the pages to in the output PDF file.")
+	@Operation(summary = "Change the size of a PDF page/document", description = "This operation takes an input PDF file and the size to scale the pages to in the output PDF file. Input:PDF Output:PDF")
 	public ResponseEntity<byte[]> scalePages(
 			@Parameter(description = "The input PDF file", required = true) @RequestParam("fileInput") MultipartFile file,
 			@Parameter(description = "The scale of pages in the output PDF. Acceptable values are A0-A10, B0-B9, LETTER, TABLOID, LEDGER, LEGAL, EXECUTIVE.", required = true, schema = @Schema(type = "String", allowableValues = {

src/main/java/stirling/software/SPDF/controller/api/SplitPDFController.java

@@ -38,7 +38,7 @@ public class SplitPDFController {
 
     @PostMapping(consumes = "multipart/form-data", value = "/split-pages")
     @Operation(summary = "Split a PDF file into separate documents",
-            description = "This endpoint splits a given PDF file into separate documents based on the specified page numbers or ranges. Users can specify pages using individual numbers, ranges, or 'all' for every page.")
+            description = "This endpoint splits a given PDF file into separate documents based on the specified page numbers or ranges. Users can specify pages using individual numbers, ranges, or 'all' for every page. Input:PDF Output:PDF")
     public ResponseEntity<byte[]> splitPdf(
             @RequestPart(required = true, value = "fileInput")
             @Parameter(description = "The input PDF file to be split")

src/main/java/stirling/software/SPDF/controller/api/converters/ConvertImgPDFController.java

@@ -29,7 +29,7 @@ public class ConvertImgPDFController {
 
     @PostMapping(consumes = "multipart/form-data", value = "/pdf-to-img")
     @Operation(summary = "Convert PDF to image(s)",
-            description = "This endpoint converts a PDF file to image(s) with the specified image format, color type, and DPI. Users can choose to get a single image or multiple images.")
+            description = "This endpoint converts a PDF file to image(s) with the specified image format, color type, and DPI. Users can choose to get a single image or multiple images.  Input:PDF Output:Image")
     public ResponseEntity<Resource> convertToImage(
             @RequestPart(required = true, value = "fileInput")
             @Parameter(description = "The input PDF file to be converted")
@@ -83,7 +83,7 @@ public class ConvertImgPDFController {
 
     @PostMapping(consumes = "multipart/form-data", value = "/img-to-pdf")
     @Operation(summary = "Convert images to a PDF file",
-            description = "This endpoint converts one or more images to a PDF file. Users can specify whether to stretch the images to fit the PDF page, and whether to automatically rotate the images.")
+            description = "This endpoint converts one or more images to a PDF file. Users can specify whether to stretch the images to fit the PDF page, and whether to automatically rotate the images. Input:Image Output:PDF")
     public ResponseEntity<byte[]> convertToPdf(
             @RequestPart(required = true, value = "fileInput")
             @Parameter(description = "The input images to be converted to a PDF file")

src/main/java/stirling/software/SPDF/controller/api/converters/ConvertOfficeController.java

@@ -58,7 +58,7 @@ public class ConvertOfficeController {
     @PostMapping(consumes = "multipart/form-data", value = "/file-to-pdf")
     @Operation(
         summary = "Convert a file to a PDF using OCR",
-        description = "This endpoint converts a given file to a PDF using Optical Character Recognition (OCR). The filename of the resulting PDF will be the original filename with '_convertedToPDF.pdf' appended."
+        description = "This endpoint converts a given file to a PDF using LibreOffice API  Input:Any Output:PDF"
     )
     public ResponseEntity<byte[]> processPdfWithOCR(
         @RequestPart(required = true, value = "fileInput")

src/main/java/stirling/software/SPDF/controller/api/converters/ConvertPDFToOffice.java

@@ -18,7 +18,7 @@ import stirling.software.SPDF.utils.PDFToFile;
 public class ConvertPDFToOffice {
 
 	@PostMapping(consumes = "multipart/form-data", value = "/pdf-to-html")
-	@Operation(summary = "Convert PDF to HTML", description = "This endpoint converts a PDF file to HTML format.")
+	@Operation(summary = "Convert PDF to HTML", description = "This endpoint converts a PDF file to HTML format. Input:PDF Output:HTML")
 	public ResponseEntity<byte[]> processPdfToHTML(
 			@RequestPart(required = true, value = "fileInput") @Parameter(description = "The input PDF file to be converted to HTML format", required = true) MultipartFile inputFile)
 			throws IOException, InterruptedException {
@@ -27,7 +27,7 @@ public class ConvertPDFToOffice {
 	}
 
 	@PostMapping(consumes = "multipart/form-data", value = "/pdf-to-presentation")
-	@Operation(summary = "Convert PDF to Presentation format", description = "This endpoint converts a given PDF file to a Presentation format.")
+	@Operation(summary = "Convert PDF to Presentation format", description = "This endpoint converts a given PDF file to a Presentation format. Input:PDF Output:PPT")
 	public ResponseEntity<byte[]> processPdfToPresentation(
 			@RequestPart(required = true, value = "fileInput") @Parameter(description = "The input PDF file") MultipartFile inputFile,
 			@RequestParam("outputFormat") @Parameter(description = "The output Presentation format", schema = @Schema(allowableValues = {
@@ -38,7 +38,7 @@ public class ConvertPDFToOffice {
 	}
 
 	@PostMapping(consumes = "multipart/form-data", value = "/pdf-to-text")
-	@Operation(summary = "Convert PDF to Text or RTF format", description = "This endpoint converts a given PDF file to Text or RTF format.")
+	@Operation(summary = "Convert PDF to Text or RTF format", description = "This endpoint converts a given PDF file to Text or RTF format. Input:PDF Output:TXT")
 	public ResponseEntity<byte[]> processPdfToRTForTXT(
 			@RequestPart(required = true, value = "fileInput") @Parameter(description = "The input PDF file") MultipartFile inputFile,
 			@RequestParam("outputFormat") @Parameter(description = "The output Text or RTF format", schema = @Schema(allowableValues = {
@@ -49,7 +49,7 @@ public class ConvertPDFToOffice {
 	}
 
 	@PostMapping(consumes = "multipart/form-data", value = "/pdf-to-word")
-	@Operation(summary = "Convert PDF to Word document", description = "This endpoint converts a given PDF file to a Word document format.")
+	@Operation(summary = "Convert PDF to Word document", description = "This endpoint converts a given PDF file to a Word document format. Input:PDF Output:WORD")
 	public ResponseEntity<byte[]> processPdfToWord(
 			@RequestPart(required = true, value = "fileInput") @Parameter(description = "The input PDF file") MultipartFile inputFile,
 			@RequestParam("outputFormat") @Parameter(description = "The output Word document format", schema = @Schema(allowableValues = {
@@ -60,7 +60,7 @@ public class ConvertPDFToOffice {
 	}
 
 	@PostMapping(consumes = "multipart/form-data", value = "/pdf-to-xml")
-	@Operation(summary = "Convert PDF to XML", description = "This endpoint converts a PDF file to an XML file.")
+	@Operation(summary = "Convert PDF to XML", description = "This endpoint converts a PDF file to an XML file. Input:PDF Output:XML")
 	public ResponseEntity<byte[]> processPdfToXML(
 			@RequestPart(required = true, value = "fileInput") @Parameter(description = "The input PDF file to be converted to an XML file", required = true) MultipartFile inputFile)
 			throws IOException, InterruptedException {

src/main/java/stirling/software/SPDF/controller/api/converters/ConvertPDFToPDFA.java

@@ -23,7 +23,7 @@ public class ConvertPDFToPDFA {
 	@PostMapping(consumes = "multipart/form-data", value = "/pdf-to-pdfa")
 	@Operation(
 	    summary = "Convert a PDF to a PDF/A",
-	    description = "This endpoint converts a PDF file to a PDF/A file. PDF/A is a format designed for long-term archiving of digital documents."
+	    description = "This endpoint converts a PDF file to a PDF/A file. PDF/A is a format designed for long-term archiving of digital documents. Input:PDF Output:PDF"
 	)
 	public ResponseEntity<byte[]> pdfToPdfA(
 	    @RequestPart(required = true, value = "fileInput")

src/main/java/stirling/software/SPDF/controller/api/other/BlankPageController.java

@@ -38,7 +38,7 @@ public class BlankPageController {
 	@PostMapping(consumes = "multipart/form-data", value = "/remove-blanks")
 	@Operation(
 	    summary = "Remove blank pages from a PDF file",
-	    description = "This endpoint removes blank pages from a given PDF file. Users can specify the threshold and white percentage to tune the detection of blank pages."
+	    description = "This endpoint removes blank pages from a given PDF file. Users can specify the threshold and white percentage to tune the detection of blank pages. Input:PDF Output:PDF"
 	)
 	public ResponseEntity<byte[]> removeBlankPages(
 	    @RequestPart(required = true, value = "fileInput")

src/main/java/stirling/software/SPDF/controller/api/other/CompressController.java

@@ -41,7 +41,7 @@ public class CompressController {
     private static final Logger logger = LoggerFactory.getLogger(CompressController.class);
 
     @PostMapping(consumes = "multipart/form-data", value = "/compress-pdf")
-    @Operation(summary = "Optimize PDF file", description = "This endpoint accepts a PDF file and optimizes it based on the provided parameters.")
+    @Operation(summary = "Optimize PDF file", description = "This endpoint accepts a PDF file and optimizes it based on the provided parameters. Input:PDF Output:PDF")
     public ResponseEntity<byte[]> optimizePdf(
             @RequestPart(value = "fileInput") @Parameter(description = "The input PDF file to be optimized.", required = true) MultipartFile inputFile,
             @RequestParam(required = false, value = "optimizeLevel") @Parameter(description = "The level of optimization to apply to the PDF file. Higher values indicate greater compression but may reduce quality.", schema = @Schema(allowableValues = {

src/main/java/stirling/software/SPDF/controller/api/other/ExtractImageScansController.java

@@ -41,7 +41,7 @@ public class ExtractImageScansController {
 
     @PostMapping(consumes = "multipart/form-data", value = "/extract-image-scans")
     @Operation(summary = "Extract image scans from an input file",
-            description = "This endpoint extracts image scans from a given file based on certain parameters. Users can specify angle threshold, tolerance, minimum area, minimum contour area, and border size.")
+            description = "This endpoint extracts image scans from a given file based on certain parameters. Users can specify angle threshold, tolerance, minimum area, minimum contour area, and border size. Input:PDF Output:IMAGE/ZIP")
     public ResponseEntity<byte[]> extractImageScans(
             @RequestPart(required = true, value = "fileInput")
             @Parameter(description = "The input file containing image scans")

src/main/java/stirling/software/SPDF/controller/api/other/ExtractImagesController.java

@@ -37,7 +37,7 @@ public class ExtractImagesController {
 
     @PostMapping(consumes = "multipart/form-data", value = "/extract-images")
     @Operation(summary = "Extract images from a PDF file",
-            description = "This endpoint extracts images from a given PDF file and returns them in a zip file. Users can specify the output image format.")
+            description = "This endpoint extracts images from a given PDF file and returns them in a zip file. Users can specify the output image format. Input:PDF Output:IMAGE/ZIP")
     public ResponseEntity<byte[]> extractImages(
             @RequestPart(required = true, value = "fileInput")
             @Parameter(description = "The input PDF file containing images")

src/main/java/stirling/software/SPDF/controller/api/other/MetadataController.java

@@ -38,7 +38,7 @@ public class MetadataController {
 
     @PostMapping(consumes = "multipart/form-data", value = "/update-metadata")
     @Operation(summary = "Update metadata of a PDF file",
-            description = "This endpoint allows you to update the metadata of a given PDF file. You can add, modify, or delete standard and custom metadata fields.")
+            description = "This endpoint allows you to update the metadata of a given PDF file. You can add, modify, or delete standard and custom metadata fields. Input:PDF Output:PDF")
     public ResponseEntity<byte[]> metadata(
             @RequestPart(required = true, value = "fileInput")
             @Parameter(description = "The input PDF file to update metadata")

src/main/java/stirling/software/SPDF/controller/api/other/OCRController.java

@@ -47,7 +47,7 @@ public class OCRController {
 
     @PostMapping(consumes = "multipart/form-data", value = "/ocr-pdf")
     @Operation(summary = "Process a PDF file with OCR",
-            description = "This endpoint processes a PDF file using OCR (Optical Character Recognition). Users can specify languages, sidecar, deskew, clean, cleanFinal, ocrType, ocrRenderType, and removeImagesAfter options.")
+            description = "This endpoint processes a PDF file using OCR (Optical Character Recognition). Users can specify languages, sidecar, deskew, clean, cleanFinal, ocrType, ocrRenderType, and removeImagesAfter options. Input:PDF Output:PDF")
     public ResponseEntity<byte[]> processPdfWithOCR(
             @RequestPart(required = true, value = "fileInput")
             @Parameter(description = "The input PDF file to be processed with OCR")

src/main/java/stirling/software/SPDF/controller/api/other/OverlayImageController.java

@@ -25,7 +25,7 @@ public class OverlayImageController {
     @PostMapping(consumes = "multipart/form-data", value = "/add-image")
     @Operation(
         summary = "Overlay image onto a PDF file",
-        description = "This endpoint overlays an image onto a PDF file at the specified coordinates. The image can be overlaid on every page of the PDF if specified."
+        description = "This endpoint overlays an image onto a PDF file at the specified coordinates. The image can be overlaid on every page of the PDF if specified.  Input:PDF/IMAGE Output:PDF"
     )
     public ResponseEntity<byte[]> overlayImage(
         @RequestPart(required = true, value = "fileInput")

src/main/java/stirling/software/SPDF/controller/api/other/RepairController.java

@@ -27,7 +27,7 @@ public class RepairController {
     @PostMapping(consumes = "multipart/form-data", value = "/repair")
     @Operation(
         summary = "Repair a PDF file",
-        description = "This endpoint repairs a given PDF file by running Ghostscript command. The PDF is first saved to a temporary location, repaired, read back, and then returned as a response."
+        description = "This endpoint repairs a given PDF file by running Ghostscript command. The PDF is first saved to a temporary location, repaired, read back, and then returned as a response. Input:PDF Output:PDF"
     )
     public ResponseEntity<byte[]> repairPdf(
         @RequestPart(required = true, value = "fileInput")

src/main/java/stirling/software/SPDF/controller/api/security/CertSignController.java

@@ -63,7 +63,7 @@ public class CertSignController {
 
     @PostMapping(consumes = "multipart/form-data", value = "/cert-sign")
     @Operation(summary = "Sign PDF with a Digital Certificate",
-        description = "This endpoint accepts a PDF file, a digital certificate and related information to sign the PDF. It then returns the digitally signed PDF file.")
+        description = "This endpoint accepts a PDF file, a digital certificate and related information to sign the PDF. It then returns the digitally signed PDF file. Input:PDF Output:PDF")
     public ResponseEntity<byte[]> signPDF(
         @RequestPart(required = true, value = "fileInput")
         @Parameter(description = "The input PDF file to be signed")

src/main/java/stirling/software/SPDF/controller/api/security/PasswordController.java

@@ -27,7 +27,7 @@ public class PasswordController {
     @PostMapping(consumes = "multipart/form-data", value = "/remove-password")
     @Operation(
         summary = "Remove password from a PDF file",
-        description = "This endpoint removes the password from a protected PDF file. Users need to provide the existing password."
+        description = "This endpoint removes the password from a protected PDF file. Users need to provide the existing password. Input:PDF Output:PDF"
     )
     public ResponseEntity<byte[]> removePassword(
         @RequestPart(required = true, value = "fileInput")

src/main/java/stirling/software/SPDF/controller/api/security/WatermarkController.java

@@ -26,7 +26,7 @@ public class WatermarkController {
 
     @PostMapping(consumes = "multipart/form-data", value = "/add-watermark")
     @Operation(summary = "Add watermark to a PDF file",
-            description = "This endpoint adds a watermark to a given PDF file. Users can specify the watermark text, font size, rotation, opacity, width spacer, and height spacer.")
+            description = "This endpoint adds a watermark to a given PDF file. Users can specify the watermark text, font size, rotation, opacity, width spacer, and height spacer. Input:PDF Output:PDF")
     public ResponseEntity<byte[]> addWatermark(
             @RequestPart(required = true, value = "fileInput")
             @Parameter(description = "The input PDF file to add a watermark")

src/main/resources/static/js/draggable-utils.js

@@ -218,7 +218,7 @@ const DraggableUtils = {
     },
     async getOverlayedPdfDocument() {
         const pdfBytes = await this.pdfDoc.getData();
-        const pdfDocModified = await PDFLib.PDFDocument.load(pdfBytes);
+        const pdfDocModified = await PDFLib.PDFDocument.load(pdfBytes, { ignoreEncryption: true });
         this.storePageContents();
 
         const pagesMap = this.documentsMap.get(this.pdfDoc);

src/main/resources/static/js/multitool/PdfContainer.js

@@ -152,7 +152,7 @@ class PdfContainer {
 
     async toPdfLib(objectUrl) {
         const existingPdfBytes = await fetch(objectUrl).then(res => res.arrayBuffer());
-        const pdfDoc = await PDFLib.PDFDocument.load(existingPdfBytes);
+        const pdfDoc = await PDFLib.PDFDocument.load(existingPdfBytes, { ignoreEncryption: true });
         return pdfDoc;
     }
 

src/main/resources/templates/other/flatten.html

@@ -29,7 +29,7 @@
             const processFile = async (file) => {
                 const origFileUrl = URL.createObjectURL(file);
                 const formPdfBytes = await fetch(origFileUrl).then(res => res.arrayBuffer());
-                const pdfDoc = await PDFDocument.load(formPdfBytes);
+                const pdfDoc = await PDFDocument.load(formPdfBytes, { ignoreEncryption: true });
 
                 const form = pdfDoc.getForm();
                 form.flatten();

src/main/resources/templates/pipeline.html

@@ -18,6 +18,8 @@
 						<div class="mb-3">
 							<button id="savePipelineBtn" class="btn btn-success">Save
 								Pipeline Configuration</button>
+								
+								<button id="validateButton" class="btn btn-success">Validate</button>
 							<div class="btn-group">
 								<button id="uploadPipelineBtn" class="btn btn-primary">Upload
 									Pipeline Configuration</button>
@@ -104,12 +106,54 @@
 </style>
 						<script>
 				    
+						
+						document.getElementById('validateButton').addEventListener('click', function(event) {
+						    event.preventDefault();
+						    validatePipeline();
+						});
+						function validatePipeline() {
+						    let pipelineListItems = document.getElementById('pipelineList').children;
+						    let isValid = true;
+
+						    for (let i = 0; i < pipelineListItems.length - 1; i++) {
+						        let currentOperation = pipelineListItems[i].querySelector('.operationName').textContent;
+						        let nextOperation = pipelineListItems[i + 1].querySelector('.operationName').textContent;
+
+						        let currentOperationOutputDescription = apiDocs[`/${currentOperation}`]?.post?.responses["200"]?.description || "";
+						        let nextOperationInputDescription = apiDocs[`/${nextOperation}`]?.post?.requestBody?.content["multipart/form-data"]?.schema?.properties?.fileInput?.description || "";
+
+						        let currentOperationOutputsPDF = currentOperationOutputDescription.toLowerCase().includes("pdf");
+						        let nextOperationExpectsPDF = nextOperationInputDescription.toLowerCase().includes("the pdf file");
+
+						        if (currentOperationOutputsPDF && !nextOperationExpectsPDF) {
+						            isValid = false;
+						            alert(`Incompatible operations: The output of operation '${currentOperation}' is a PDF file but the following operation '${nextOperation}' does not expect a PDF file as input.`);
+						            break;
+						        }
+						        else if (!currentOperationOutputsPDF && nextOperationExpectsPDF) {
+						            isValid = false;
+						            alert(`Incompatible operations: The operation '${currentOperation}' does not output a PDF file but the following operation '${nextOperation}' expects a PDF file as input.`);
+						            break;
+						        }
+						    }
+
+						    if (isValid) {
+						        console.log('Pipeline is valid');
+						        // Continue with the pipeline operation
+						    } else {
+						        console.error('Pipeline is not valid');
+						        // Stop operation, maybe display an error to the user
+						    }
+						}
+
+
+						
+						
 						document.getElementById('submitConfigBtn').addEventListener('click', function() {
-						    // Get the selected configuration
+
 						    let selectedOperation = document.getElementById('operationsDropdown').value;
 						    let parameters = operationSettings[selectedOperation] || {};
 
-						    // Create the pipelineConfig object
 						    let pipelineConfig = {
 						        "name": "uniquePipelineName",
 						        "pipeline": [{
@@ -120,46 +164,40 @@
 
 						    let pipelineConfigJson = JSON.stringify(pipelineConfig, null, 2);
 
-						    // Create new FormData instance
 						    let formData = new FormData();
 
-						    // Get the selected files from the file input
 						    let fileInput = document.getElementById('fileInput');
 						    let files = fileInput.files;
 
-						    // Add files to formData
 						    for(let i = 0; i < files.length; i++) {
 						    	console.log("files[i]",files[i].name);
 						        formData.append('fileInput', files[i], files[i].name);
 						    }
 
-						    // Add the JSON string to formData
 						    console.log("pipelineConfigJson",pipelineConfigJson);
 						    formData.append('json', pipelineConfigJson);
 							console.log("formData",formData);
-						    // Make a POST request to the server
+
 							fetch('/handleData', {
 							    method: 'POST',
 							    body: formData
 							})
 							.then(response => response.blob())
 							.then(blob => {
-							    // Create a link element
+
 							    let url = window.URL.createObjectURL(blob);
 							    let a = document.createElement('a');
 							    a.href = url;
-							    a.download = 'outputfile';  // or you can name your output file here
+							    a.download = 'outputfile';  
-							    document.body.appendChild(a); // Required for Firefox
+							    document.body.appendChild(a); 
 							    a.click();
-							    a.remove(); // After triggering download we remove the element
+							    a.remove(); 
 							})
 							.catch((error) => {
 							    console.error('Error:', error);
 							});
 						});
 
-
-						
 				    let apiDocs = {};
 
 				    let operationSettings = {};
@@ -183,7 +221,6 @@
 		            let selectedOperation = document.getElementById('operationsDropdown').value;
 		            let pipelineList = document.getElementById('pipelineList');
 
-		            // Add the selected operation to the pipeline list
 		            let listItem = document.createElement('li');
 		            listItem.className = "list-group-item";
 		            listItem.innerHTML = `
@@ -224,23 +261,20 @@
 		                showpipelineSettingsModal(selectedOperation);
 		            });
 
-		            
 		            function showpipelineSettingsModal(operation) {
 		                let pipelineSettingsModal = document.getElementById('pipelineSettingsModal');
 		                let pipelineSettingsContent = document.getElementById('pipelineSettingsContent');
 		                let operationData = apiDocs[operation].post.parameters || [];
 
-		                // Clear the modal
 		                pipelineSettingsContent.innerHTML = '';
 
-		             	// Populate the modal with operation parameters
 		                operationData.forEach(parameter => {
 		                    let parameterDiv = document.createElement('div');
 		                    parameterDiv.className = "form-group";
 
 		                    let parameterLabel = document.createElement('label');
 		                    parameterLabel.textContent = `${parameter.name} (${parameter.schema.type}): `;
-		                    parameterLabel.title = parameter.description; // Add description as tooltip
+		                    parameterLabel.title = parameter.description; 
 		                    parameterDiv.appendChild(parameterLabel);
 
 		                    let parameterInput;
@@ -279,11 +313,9 @@
 		                    }
 		                    parameterInput.id = parameter.name;
 
-		                 // Check if there are saved settings for this operation and this parameter
 		                    if(operationSettings[operation] && operationSettings[operation][parameter.name] !== undefined) {
 		                        let savedValue = operationSettings[operation][parameter.name];
 
-		                        // Set the value in the input field according to the type of the parameter
 		                        switch(parameter.schema.type) {
 		                            case 'number':
 		                            case 'integer':
@@ -301,13 +333,11 @@
 		                        }
 		                    }
 
-		                 
 		                    parameterDiv.appendChild(parameterInput);
 
 		                    pipelineSettingsContent.appendChild(parameterDiv);
 		                });
 
-		                // Add a save button
 		                let saveButton = document.createElement('button');
 		                saveButton.textContent = "Save Settings";
 		                saveButton.className = "btn btn-primary";
@@ -337,20 +367,17 @@
 		                        }
 		                    });
 		                    operationSettings[operation] = settings;
-		                    console.log(settings); // TODO: Save these settings in your desired format
+		                    console.log(settings); 
 		                    pipelineSettingsModal.style.display = "none";
 		                });
 		                pipelineSettingsContent.appendChild(saveButton);
 
-		                // Show the modal
 		                pipelineSettingsModal.style.display = "block";
 
-		                // When the user clicks on <span> (x), close the modal
 		                pipelineSettingsModal.getElementsByClassName("close")[0].onclick = function() {
 		                    pipelineSettingsModal.style.display = "none";
 		                }
 
-		                // When the user clicks anywhere outside of the modal, close it
 		                window.onclick = function(event) {
 		                    if (event.target == pipelineSettingsModal) {
 		                        pipelineSettingsModal.style.display = "none";
@@ -358,9 +385,6 @@
 		                }
 		            }
 
-		            
-		            
-		            
 		            document.getElementById('savePipelineBtn').addEventListener('click', function() {
 		                let pipelineList = document.getElementById('pipelineList').children;
 		                let pipelineConfig = {
@@ -370,12 +394,12 @@
 
 		                if (pipelineList[pipelineList.length - 1].querySelector('.operationName').textContent !== '/add-password') {
 		                    alert('The "add-password" operation should be at the end of the operations sequence. Please adjust the operations order.');
-		                    return;  // Stop the function execution
+		                    return;  
 		                }
 
 		                for(let i=0; i<pipelineList.length; i++) {
 		                	let operationName = pipelineList[i].querySelector('.operationName').textContent;
-		                	let parameters = operationSettings[operationName] || {}; // Retrieve saved parameters for this operation
+		                	let parameters = operationSettings[operationName] || {}; 
 
 		                    pipelineConfig.pipeline.push({
 		                        "operation": operationName,
@@ -405,25 +429,20 @@
 		                    let pipelineConfig = JSON.parse(event.target.result);
 		                    let pipelineList = document.getElementById('pipelineList');
 
-		                    // clear the existing pipeline list
 		                    while(pipelineList.firstChild) {
 		                        pipelineList.removeChild(pipelineList.firstChild);
 		                    }
 
-		                    // populate the pipeline list with operations from the uploaded configuration
 		                    pipelineConfig.pipeline.forEach(operationConfig => {
 		                        let operationsDropdown = document.getElementById('operationsDropdown');
 		                        operationsDropdown.value = operationConfig.operation;
 		                        operationSettings[operationConfig.operation] = operationConfig.parameters;
 		                        document.getElementById('addOperationBtn').click();
 
-		                        // get the last added operation
 		                        let lastOperation = pipelineList.lastChild;
 
-		                        // open the settings modal
 		                        lastOperation.querySelector('.pipelineSettings').click();
 
-		                        // set the parameters for the added operation
 		                        Object.keys(operationConfig.parameters).forEach(parameterName => {
 		                            let input = document.getElementById(parameterName);
 		                            if(input) {
@@ -442,16 +461,12 @@
 		                            }
 		                        });
 
-		                        // save the settings
 		                        document.querySelector('#pipelineSettingsModal .btn-primary').click();
 		                    });
 		                };
 		                reader.readAsText(e.target.files[0]);
 		            });
 
-
-
-
 		        });
 				    </script>