From 8dff995a1cb1a6aeb37a1d53d5e04cbc67af1aa3 Mon Sep 17 00:00:00 2001
From: Connor Yoh <connor@stirlingpdf.com>
Date: Wed, 30 Jul 2025 14:24:23 +0100
Subject: [PATCH] pdf-csv simplified

---
 .../src/components/fileEditor/FileEditor.tsx  |   5 +-
 .../convert/ConvertFromImageSettings.tsx      |  44 +++-
 .../convert/ConvertFromPdfToCsvSettings.tsx   |  37 ----
 .../tools/convert/ConvertSettings.tsx         |  52 +++--
 .../tools/convert/GroupedFormatDropdown.tsx   |   4 +-
 frontend/src/constants/convertConstants.ts    |  20 +-
 .../tools/convert/useConvertOperation.ts      | 191 ++++++++++++++++--
 .../tools/convert/useConvertParameters.ts     | 108 +++++++++-
 frontend/src/pages/HomePage.tsx               |   4 +-
 frontend/src/tests/convert/ConvertE2E.spec.ts |  79 +++++---
 .../tests/convert/ConvertIntegration.test.tsx | 151 ++++++++++++--
 frontend/src/tools/Convert.test.tsx           |  90 ++++++++-
 frontend/src/tools/Convert.tsx                |  64 ++++--
 frontend/src/utils/convertUtils.ts            |   2 +-
 14 files changed, 687 insertions(+), 164 deletions(-)
 delete mode 100644 frontend/src/components/tools/convert/ConvertFromPdfToCsvSettings.tsx

diff --git a/frontend/src/components/fileEditor/FileEditor.tsx b/frontend/src/components/fileEditor/FileEditor.tsx
index 9e0dc2171..8be0438d9 100644
--- a/frontend/src/components/fileEditor/FileEditor.tsx
+++ b/frontend/src/components/fileEditor/FileEditor.tsx
@@ -304,7 +304,8 @@ const FileEditor = ({
             });
           }
         } else {
-          errors.push(`Unsupported file type: ${file.name} (${file.type})`);
+          console.log(`Adding none PDF file: ${file.name} (${file.type})`);
+          allExtractedFiles.push(file);
         }
       }
 
@@ -681,7 +682,7 @@ const FileEditor = ({
 
               <Dropzone
                 onDrop={handleFileUpload}
-                accept={["application/pdf", "application/zip", "application/x-zip-compressed"]}
+                accept={["*/*"]}
                 multiple={true}
                 maxSize={2 * 1024 * 1024 * 1024}
                 style={{ display: 'contents' }}
diff --git a/frontend/src/components/tools/convert/ConvertFromImageSettings.tsx b/frontend/src/components/tools/convert/ConvertFromImageSettings.tsx
index 5d6a3d867..78d2e75a8 100644
--- a/frontend/src/components/tools/convert/ConvertFromImageSettings.tsx
+++ b/frontend/src/components/tools/convert/ConvertFromImageSettings.tsx
@@ -1,7 +1,7 @@
 import React from "react";
-import { Stack, Text, Select } from "@mantine/core";
+import { Stack, Text, Select, Switch } from "@mantine/core";
 import { useTranslation } from "react-i18next";
-import { COLOR_TYPES } from "../../../constants/convertConstants";
+import { COLOR_TYPES, FIT_OPTIONS } from "../../../constants/convertConstants";
 import { ConvertParameters } from "../../../hooks/tools/convert/useConvertParameters";
 
 interface ConvertFromImageSettingsProps {
@@ -35,6 +35,46 @@ const ConvertFromImageSettings = ({
         ]}
         disabled={disabled}
       />
+      
+      <Select
+        data-testid="fit-option-select"
+        label={t("convert.fitOption", "Fit Option")}
+        value={parameters.imageOptions.fitOption}
+        onChange={(val) => val && onParameterChange('imageOptions', {
+          ...parameters.imageOptions,
+          fitOption: val as typeof FIT_OPTIONS[keyof typeof FIT_OPTIONS]
+        })}
+        data={[
+          { value: FIT_OPTIONS.MAINTAIN_ASPECT, label: t("convert.maintainAspectRatio", "Maintain Aspect Ratio") },
+          { value: FIT_OPTIONS.FIT_PAGE, label: t("convert.fitDocumentToPage", "Fit Document to Page") },
+          { value: FIT_OPTIONS.FILL_PAGE, label: t("convert.fillPage", "Fill Page") },
+        ]}
+        disabled={disabled}
+      />
+      
+      <Switch
+        data-testid="auto-rotate-switch"
+        label={t("convert.autoRotate", "Auto Rotate")}
+        description={t("convert.autoRotateDescription", "Automatically rotate images to better fit the PDF page")}
+        checked={parameters.imageOptions.autoRotate}
+        onChange={(event) => onParameterChange('imageOptions', {
+          ...parameters.imageOptions,
+          autoRotate: event.currentTarget.checked
+        })}
+        disabled={disabled}
+      />
+      
+      <Switch
+        data-testid="combine-images-switch"
+        label={t("convert.combineImages", "Combine Images")}
+        description={t("convert.combineImagesDescription", "Combine all images into one PDF, or create separate PDFs for each image")}
+        checked={parameters.imageOptions.combineImages}
+        onChange={(event) => onParameterChange('imageOptions', {
+          ...parameters.imageOptions,
+          combineImages: event.currentTarget.checked
+        })}
+        disabled={disabled}
+      />
     </Stack>
   );
 };
diff --git a/frontend/src/components/tools/convert/ConvertFromPdfToCsvSettings.tsx b/frontend/src/components/tools/convert/ConvertFromPdfToCsvSettings.tsx
deleted file mode 100644
index 5e5281e51..000000000
--- a/frontend/src/components/tools/convert/ConvertFromPdfToCsvSettings.tsx
+++ /dev/null
@@ -1,37 +0,0 @@
-import React from "react";
-import { Stack, Text, TextInput } from "@mantine/core";
-import { useTranslation } from "react-i18next";
-import { ConvertParameters } from "../../../hooks/tools/convert/useConvertParameters";
-
-interface ConvertFromPdfToCsvSettingsProps {
-  parameters: ConvertParameters;
-  onParameterChange: (key: keyof ConvertParameters, value: any) => void;
-  disabled?: boolean;
-}
-
-const ConvertFromPdfToCsvSettings = ({
-  parameters,
-  onParameterChange,
-  disabled = false
-}: ConvertFromPdfToCsvSettingsProps) => {
-  const { t } = useTranslation();
-
-  return (
-    <Stack gap="sm" data-testid="csv-options-section">
-      <Text size="sm" fw={500} data-testid="csv-options-title">
-        {t("convert.csvOptions", "CSV Options")}:
-      </Text>
-      <TextInput
-        data-testid="page-numbers-input"
-        label={t("convert.pageNumbers", "Page Numbers")}
-        placeholder={t("convert.pageNumbersPlaceholder", "e.g., 1,3,5-9, 2n+1, or 'all'")}
-        description={t("convert.pageNumbersDescription", "Specify pages to extract CSV data from. Supports ranges (e.g., '1,3,5-9'), functions (e.g., '2n+1', '3n'), or 'all' for all pages.")}
-        value={parameters.pageNumbers}
-        onChange={(event) => onParameterChange('pageNumbers', event.currentTarget.value)}
-        disabled={disabled}
-      />
-    </Stack>
-  );
-};
-
-export default ConvertFromPdfToCsvSettings;
\ No newline at end of file
diff --git a/frontend/src/components/tools/convert/ConvertSettings.tsx b/frontend/src/components/tools/convert/ConvertSettings.tsx
index 978c918e8..2a4594b29 100644
--- a/frontend/src/components/tools/convert/ConvertSettings.tsx
+++ b/frontend/src/components/tools/convert/ConvertSettings.tsx
@@ -7,13 +7,13 @@ import { isImageFormat } from "../../../utils/convertUtils";
 import GroupedFormatDropdown from "./GroupedFormatDropdown";
 import ConvertToImageSettings from "./ConvertToImageSettings";
 import ConvertFromImageSettings from "./ConvertFromImageSettings";
-import ConvertFromPdfToCsvSettings from "./ConvertFromPdfToCsvSettings";
 import { ConvertParameters } from "../../../hooks/tools/convert/useConvertParameters";
 import { 
   FROM_FORMAT_OPTIONS,
   EXTENSION_TO_ENDPOINT,
   COLOR_TYPES,
-  OUTPUT_OPTIONS
+  OUTPUT_OPTIONS,
+  FIT_OPTIONS
 } from "../../../constants/convertConstants";
 
 interface ConvertSettingsProps {
@@ -84,14 +84,24 @@ const ConvertSettings = ({
 
   const handleFromExtensionChange = (value: string) => {
     onParameterChange('fromExtension', value);
-    // Reset to extension when from extension changes
-    onParameterChange('toExtension', '');
+    
+    // Auto-select target if only one option available
+    const availableToOptions = getAvailableToExtensions(value);
+    const autoTarget = availableToOptions.length === 1 ? availableToOptions[0].value : '';
+    onParameterChange('toExtension', autoTarget);
+    
     // Reset format-specific options
     onParameterChange('imageOptions', {
       colorType: COLOR_TYPES.COLOR,
       dpi: 300,
       singleOrMultiple: OUTPUT_OPTIONS.MULTIPLE,
+      fitOption: FIT_OPTIONS.MAINTAIN_ASPECT,
+      autoRotate: true,
+      combineImages: true,
     });
+    // Disable smart detection when manually changing source format
+    onParameterChange('isSmartDetection', false);
+    onParameterChange('smartDetectionType', 'none');
   };
 
   const handleToExtensionChange = (value: string) => {
@@ -101,13 +111,16 @@ const ConvertSettings = ({
       colorType: COLOR_TYPES.COLOR,
       dpi: 300,
       singleOrMultiple: OUTPUT_OPTIONS.MULTIPLE,
+      fitOption: FIT_OPTIONS.MAINTAIN_ASPECT,
+      autoRotate: true,
+      combineImages: true,
     });
-    onParameterChange('pageNumbers', 'all');
   };
 
 
   return (
     <Stack gap="md">
+
       {/* Format Selection */}
       <Stack gap="sm">
         <Text size="sm" fw={500}>
@@ -120,7 +133,7 @@ const ConvertSettings = ({
           placeholder={t("convert.sourceFormatPlaceholder", "Source format")}
           options={enhancedFromOptions}
           onChange={handleFromExtensionChange}
-          disabled={disabled}
+          disabled={disabled || parameters.isSmartDetection}
           minWidth="21.875rem"
         />
       </Stack>
@@ -150,6 +163,17 @@ const ConvertSettings = ({
               />
             </Group>
           </UnstyledButton>
+        ) : parameters.isSmartDetection ? (
+          <GroupedFormatDropdown
+            name="convert-to-dropdown"
+            data-testid="to-format-dropdown"
+            value="pdf"
+            placeholder="PDF"
+            options={[{ value: 'pdf', label: 'PDF', group: 'Document' }]}
+            onChange={() => {}} // No-op since it's disabled
+            disabled={true}
+            minWidth="21.875rem"
+          />
         ) : (
           <GroupedFormatDropdown
             name="convert-to-dropdown"
@@ -178,7 +202,8 @@ const ConvertSettings = ({
 
       
       {/* Color options for image to PDF conversion */}
-      {isImageFormat(parameters.fromExtension) && parameters.toExtension === 'pdf' && (
+      {(isImageFormat(parameters.fromExtension) && parameters.toExtension === 'pdf') || 
+       (parameters.isSmartDetection && parameters.smartDetectionType === 'images') ? (
         <>
           <Divider />
           <ConvertFromImageSettings
@@ -187,7 +212,7 @@ const ConvertSettings = ({
             disabled={disabled}
           />
         </>
-      )}
+      ) : null}
 
       {/* EML specific options */}
       {parameters.fromExtension === 'eml' && parameters.toExtension === 'pdf' && (
@@ -202,17 +227,6 @@ const ConvertSettings = ({
         </>
       )}
 
-      {/* CSV specific options */}
-      {parameters.fromExtension === 'pdf' && parameters.toExtension === 'csv' && (
-        <>
-          <Divider />
-          <ConvertFromPdfToCsvSettings
-            parameters={parameters}
-            onParameterChange={onParameterChange}
-            disabled={disabled}
-          />
-        </>
-      )}
     </Stack>
   );
 };
diff --git a/frontend/src/components/tools/convert/GroupedFormatDropdown.tsx b/frontend/src/components/tools/convert/GroupedFormatDropdown.tsx
index 5c345d470..83a955c51 100644
--- a/frontend/src/components/tools/convert/GroupedFormatDropdown.tsx
+++ b/frontend/src/components/tools/convert/GroupedFormatDropdown.tsx
@@ -86,7 +86,9 @@ const GroupedFormatDropdown = ({
                 : theme.white,
             cursor: disabled ? 'not-allowed' : 'pointer',
             width: '100%',
-            color: colorScheme === 'dark' ? theme.colors.dark[0] : theme.colors.dark[9]
+            color: disabled 
+              ? colorScheme === 'dark' ? theme.colors.dark[1] : theme.colors.dark[7]
+              : colorScheme === 'dark' ? theme.colors.dark[0] : theme.colors.dark[9]
           }}
         >
           <Group justify="space-between">
diff --git a/frontend/src/constants/convertConstants.ts b/frontend/src/constants/convertConstants.ts
index 6aba231fd..a2c1a2c1d 100644
--- a/frontend/src/constants/convertConstants.ts
+++ b/frontend/src/constants/convertConstants.ts
@@ -10,6 +10,12 @@ export const OUTPUT_OPTIONS = {
   MULTIPLE: 'multiple'
 } as const;
 
+export const FIT_OPTIONS = {
+  FIT_PAGE: 'fitDocumentToPage',
+  MAINTAIN_ASPECT: 'maintainAspectRatio',
+  FILL_PAGE: 'fillPage'
+} as const;
+
 
 export const CONVERSION_ENDPOINTS = {
   'office-pdf': '/api/v1/convert/file/pdf',
@@ -48,6 +54,8 @@ export const ENDPOINT_NAMES = {
 
 // Grouped file extensions for dropdowns
 export const FROM_FORMAT_OPTIONS = [
+  { value: 'any', label: 'Any', group: 'Multiple Files' },
+  { value: 'image', label: 'Images', group: 'Multiple Files' },
   { value: 'pdf', label: 'PDF', group: 'Document' },
   { value: 'docx', label: 'DOCX', group: 'Document' },
   { value: 'doc', label: 'DOC', group: 'Document' },
@@ -65,6 +73,7 @@ export const FROM_FORMAT_OPTIONS = [
   { value: 'bmp', label: 'BMP', group: 'Image' },
   { value: 'tiff', label: 'TIFF', group: 'Image' },
   { value: 'webp', label: 'WEBP', group: 'Image' },
+  { value: 'svg', label: 'SVG', group: 'Image' },
   { value: 'html', label: 'HTML', group: 'Web' },
   { value: 'htm', label: 'HTM', group: 'Web' },
   { value: 'md', label: 'MD', group: 'Text' },
@@ -96,11 +105,13 @@ export const TO_FORMAT_OPTIONS = [
 
 // Conversion matrix - what each source format can convert to
 export const CONVERSION_MATRIX: Record<string, string[]> = {
+  'any': ['pdf'], // Mixed files always convert to PDF
+  'image': ['pdf'], // Multiple images always convert to PDF
   'pdf': ['png', 'jpg', 'gif', 'tiff', 'bmp', 'webp', 'docx', 'odt', 'pptx', 'odp', 'csv', 'txt', 'rtf', 'md', 'html', 'xml', 'pdfa'],
   'docx': ['pdf'], 'doc': ['pdf'], 'odt': ['pdf'],
   'xlsx': ['pdf'], 'xls': ['pdf'], 'ods': ['pdf'],
   'pptx': ['pdf'], 'ppt': ['pdf'], 'odp': ['pdf'],
-  'jpg': ['pdf'], 'jpeg': ['pdf'], 'png': ['pdf'], 'gif': ['pdf'], 'bmp': ['pdf'], 'tiff': ['pdf'], 'webp': ['pdf'],
+  'jpg': ['pdf'], 'jpeg': ['pdf'], 'png': ['pdf'], 'gif': ['pdf'], 'bmp': ['pdf'], 'tiff': ['pdf'], 'webp': ['pdf'], 'svg': ['pdf'],
   'html': ['pdf'], 'htm': ['pdf'],
   'md': ['pdf'],
   'txt': ['pdf'], 'rtf': ['pdf'],
@@ -109,6 +120,8 @@ export const CONVERSION_MATRIX: Record<string, string[]> = {
 
 // Map extensions to endpoint keys
 export const EXTENSION_TO_ENDPOINT: Record<string, Record<string, string>> = {
+  'any': { 'pdf': 'file-to-pdf' }, // Mixed files use file-to-pdf endpoint
+  'image': { 'pdf': 'img-to-pdf' }, // Multiple images use img-to-pdf endpoint
   'pdf': {
     'png': 'pdf-to-img', 'jpg': 'pdf-to-img', 'gif': 'pdf-to-img', 'tiff': 'pdf-to-img', 'bmp': 'pdf-to-img', 'webp': 'pdf-to-img',
     'docx': 'pdf-to-word', 'odt': 'pdf-to-word',
@@ -122,7 +135,7 @@ export const EXTENSION_TO_ENDPOINT: Record<string, Record<string, string>> = {
   'xlsx': { 'pdf': 'file-to-pdf' }, 'xls': { 'pdf': 'file-to-pdf' }, 'ods': { 'pdf': 'file-to-pdf' },
   'pptx': { 'pdf': 'file-to-pdf' }, 'ppt': { 'pdf': 'file-to-pdf' }, 'odp': { 'pdf': 'file-to-pdf' },
   'jpg': { 'pdf': 'img-to-pdf' }, 'jpeg': { 'pdf': 'img-to-pdf' }, 'png': { 'pdf': 'img-to-pdf' }, 
-  'gif': { 'pdf': 'img-to-pdf' }, 'bmp': { 'pdf': 'img-to-pdf' }, 'tiff': { 'pdf': 'img-to-pdf' }, 'webp': { 'pdf': 'img-to-pdf' },
+  'gif': { 'pdf': 'img-to-pdf' }, 'bmp': { 'pdf': 'img-to-pdf' }, 'tiff': { 'pdf': 'img-to-pdf' }, 'webp': { 'pdf': 'img-to-pdf' }, 'svg': { 'pdf': 'img-to-pdf' },
   'html': { 'pdf': 'html-to-pdf' }, 'htm': { 'pdf': 'html-to-pdf' },
   'md': { 'pdf': 'markdown-to-pdf' },
   'txt': { 'pdf': 'file-to-pdf' }, 'rtf': { 'pdf': 'file-to-pdf' },
@@ -130,4 +143,5 @@ export const EXTENSION_TO_ENDPOINT: Record<string, Record<string, string>> = {
 };
 
 export type ColorType = typeof COLOR_TYPES[keyof typeof COLOR_TYPES];
-export type OutputOption = typeof OUTPUT_OPTIONS[keyof typeof OUTPUT_OPTIONS];
\ No newline at end of file
+export type OutputOption = typeof OUTPUT_OPTIONS[keyof typeof OUTPUT_OPTIONS];
+export type FitOption = typeof FIT_OPTIONS[keyof typeof FIT_OPTIONS];
\ No newline at end of file
diff --git a/frontend/src/hooks/tools/convert/useConvertOperation.ts b/frontend/src/hooks/tools/convert/useConvertOperation.ts
index 867ee4b46..0192ef760 100644
--- a/frontend/src/hooks/tools/convert/useConvertOperation.ts
+++ b/frontend/src/hooks/tools/convert/useConvertOperation.ts
@@ -4,13 +4,8 @@ import { useTranslation } from 'react-i18next';
 import { useFileContext } from '../../../contexts/FileContext';
 import { FileOperation } from '../../../types/fileContext';
 import { generateThumbnailForFile } from '../../../utils/thumbnailUtils';
-import { makeApiUrl } from '../../../utils/api';
 import { ConvertParameters } from './useConvertParameters';
-import { 
-  CONVERSION_ENDPOINTS,
-  ENDPOINT_NAMES,
-  EXTENSION_TO_ENDPOINT
-} from '../../../constants/convertConstants';
+
 import { getEndpointUrl, isImageFormat } from '../../../utils/convertUtils';
 
 export interface ConvertOperationHook {
@@ -77,13 +72,13 @@ export const useConvertOperation = (): ConvertOperationHook => {
       formData.append("outputFormat", toExtension);
     } else if (fromExtension === 'pdf' && ['txt', 'rtf'].includes(toExtension)) {
       formData.append("outputFormat", toExtension);
-    } else if (isImageFormat(fromExtension) && toExtension === 'pdf') {
-      formData.append("fitOption", "fillPage");
+    } else if ((isImageFormat(fromExtension) || fromExtension === 'image') && toExtension === 'pdf') {
+      formData.append("fitOption", imageOptions.fitOption);
       formData.append("colorType", imageOptions.colorType);
-      formData.append("autoRotate", "true");
+      formData.append("autoRotate", imageOptions.autoRotate.toString());
     } else if (fromExtension === 'pdf' && toExtension === 'csv') {
-      // CSV extraction requires page numbers parameter
-      formData.append("pageNumbers", parameters.pageNumbers || "all");
+      // CSV extraction - always process all pages for simplified workflow
+      formData.append("pageNumbers", "all");
     }
 
     return formData;
@@ -107,7 +102,6 @@ export const useConvertOperation = (): ConvertOperationHook => {
         parameters: {
           fromExtension: parameters.fromExtension,
           toExtension: parameters.toExtension,
-          pageNumbers: parameters.pageNumbers,
           imageOptions: parameters.imageOptions,
         },
         fileSize: selectedFiles[0].size
@@ -154,6 +148,123 @@ export const useConvertOperation = (): ConvertOperationHook => {
       return;
     }
 
+    // Check if this should be processed as separate files
+    const shouldProcessSeparately = selectedFiles.length > 1 && (
+      // Image to PDF with combineImages = false
+      ((isImageFormat(parameters.fromExtension) || parameters.fromExtension === 'image') && 
+       parameters.toExtension === 'pdf' && !parameters.imageOptions.combineImages) ||
+      // Mixed file types (smart detection)
+      (parameters.isSmartDetection && parameters.smartDetectionType === 'mixed')
+    );
+
+    if (shouldProcessSeparately) {
+      // Process each file separately with appropriate endpoint
+      await executeMultipleSeparateFiles(parameters, selectedFiles);
+    } else {
+      // Process all files together (default behavior)
+      await executeSingleCombinedOperation(parameters, selectedFiles);
+    }
+  }, [t]);
+
+  const executeMultipleSeparateFiles = async (
+    parameters: ConvertParameters,
+    selectedFiles: File[]
+  ) => {
+    setStatus(t("loading"));
+    setIsLoading(true);
+    setErrorMessage(null);
+
+    const results: File[] = [];
+    const thumbnails: string[] = [];
+
+    try {
+      // Process each file separately
+      for (let i = 0; i < selectedFiles.length; i++) {
+        const file = selectedFiles[i];
+        setStatus(t("convert.processingFile", `Processing file ${i + 1} of ${selectedFiles.length}...`));
+
+        // Detect the specific file type for this file
+        const fileExtension = file.name.split('.').pop()?.toLowerCase() || '';
+        
+        // Determine the best endpoint for this specific file type
+        let endpoint = getEndpointUrl(fileExtension, parameters.toExtension);
+        let fileSpecificParams = { ...parameters, fromExtension: fileExtension };
+        
+        // Fallback to file-to-pdf if specific endpoint doesn't exist
+        if (!endpoint && parameters.toExtension === 'pdf') {
+          endpoint = '/api/v1/convert/file/pdf';
+          console.log(`Using file-to-pdf fallback for ${fileExtension} file: ${file.name}`);
+        }
+
+        if (!endpoint) {
+          console.error(`No endpoint available for ${fileExtension} to ${parameters.toExtension}`);
+          continue; // Skip this file
+        }
+
+        // Create individual operation for this file
+        const { operation, operationId, fileId } = createOperation(fileSpecificParams, [file]);
+        const formData = buildFormData(fileSpecificParams, [file]);
+
+        recordOperation(fileId, operation);
+
+        try {
+          const response = await axios.post(endpoint, formData, { responseType: "blob" });
+          const blob = new Blob([response.data]);
+          
+          // Generate filename for this specific file
+          const originalName = file.name.split('.')[0];
+          const filename = `${originalName}_converted.${parameters.toExtension}`;
+          const convertedFile = new File([blob], filename, { type: blob.type });
+          
+          results.push(convertedFile);
+          
+          // Generate thumbnail
+          try {
+            const thumbnail = await generateThumbnailForFile(convertedFile);
+            thumbnails.push(thumbnail);
+          } catch (error) {
+            console.warn(`Failed to generate thumbnail for ${filename}:`, error);
+            thumbnails.push('');
+          }
+
+          markOperationApplied(fileId, operationId);
+        } catch (error: any) {
+          console.error(`Error converting file ${file.name}:`, error);
+          markOperationFailed(fileId, operationId);
+          // Continue with other files even if one fails
+        }
+      }
+
+      if (results.length > 0) {
+        // Set results for multiple files
+        setFiles(results);
+        setThumbnails(thumbnails);
+        
+        // Add all converted files to FileContext
+        await addFiles(results);
+
+        // For multiple separate files, use the first file for download
+        const firstFileBlob = new Blob([results[0]]);
+        const firstFileUrl = window.URL.createObjectURL(firstFileBlob);
+        
+        setDownloadUrl(firstFileUrl);
+        setDownloadFilename(results[0].name);
+        setStatus(t("convert.multipleFilesComplete", `Converted ${results.length} files successfully`));
+      } else {
+        setErrorMessage(t("convert.errorAllFilesFailed", "All files failed to convert"));
+      }
+    } catch (error) {
+      console.error('Error in multiple operations:', error);
+      setErrorMessage(t("convert.errorMultipleConversion", "An error occurred while converting multiple files"));
+    } finally {
+      setIsLoading(false);
+    }
+  };
+
+  const executeSingleCombinedOperation = async (
+    parameters: ConvertParameters,
+    selectedFiles: File[]
+  ) => {
     const { operation, operationId, fileId } = createOperation(parameters, selectedFiles);
     const formData = buildFormData(parameters, selectedFiles);
 
@@ -176,7 +287,61 @@ export const useConvertOperation = (): ConvertOperationHook => {
       const url = window.URL.createObjectURL(blob);
       
       // Generate filename based on conversion
-      const originalName = selectedFiles[0].name.split('.')[0];
+      const originalName = selectedFiles.length === 1 
+        ? selectedFiles[0].name.split('.')[0]
+        : 'combined_images';
+      const filename = `${originalName}_converted.${parameters.toExtension}`;
+      
+      setDownloadUrl(url);
+      setDownloadFilename(filename);
+      setStatus(t("downloadComplete"));
+
+      await processResults(blob, filename);
+      markOperationApplied(fileId, operationId);
+    } catch (error: any) {
+      console.error(error);
+      let errorMsg = t("convert.errorConversion", "An error occurred while converting the file.");
+      if (error.response?.data && typeof error.response.data === 'string') {
+        errorMsg = error.response.data;
+      } else if (error.message) {
+        errorMsg = error.message;
+      }
+      setErrorMessage(errorMsg);
+      markOperationFailed(fileId, operationId, errorMsg);
+    } finally {
+      setIsLoading(false);
+    }
+  };
+
+  const executeSingleOperation = useCallback(async (
+    parameters: ConvertParameters,
+    selectedFiles: File[]
+  ) => {
+    const { operation, operationId, fileId } = createOperation(parameters, selectedFiles);
+    const formData = buildFormData(parameters, selectedFiles);
+
+    // Get endpoint using utility function
+    const endpoint = getEndpointUrl(parameters.fromExtension, parameters.toExtension);
+    if (!endpoint) {
+      setErrorMessage(t("convert.errorNotSupported", { from: parameters.fromExtension, to: parameters.toExtension }));
+      return;
+    }
+
+    recordOperation(fileId, operation);
+
+    setStatus(t("loading"));
+    setIsLoading(true);
+    setErrorMessage(null);
+
+    try {
+      const response = await axios.post(endpoint, formData, { responseType: "blob" });
+      const blob = new Blob([response.data]);
+      const url = window.URL.createObjectURL(blob);
+      
+      // Generate filename based on conversion
+      const originalName = selectedFiles.length === 1 
+        ? selectedFiles[0].name.split('.')[0]
+        : 'combined_images';
       const filename = `${originalName}_converted.${parameters.toExtension}`;
       
       setDownloadUrl(url);
diff --git a/frontend/src/hooks/tools/convert/useConvertParameters.ts b/frontend/src/hooks/tools/convert/useConvertParameters.ts
index 28c16c753..7a2a917e9 100644
--- a/frontend/src/hooks/tools/convert/useConvertParameters.ts
+++ b/frontend/src/hooks/tools/convert/useConvertParameters.ts
@@ -1,23 +1,29 @@
-import { useState } from 'react';
+import { useState, useEffect } from 'react';
 import { 
   COLOR_TYPES, 
   OUTPUT_OPTIONS,
+  FIT_OPTIONS,
   TO_FORMAT_OPTIONS,
   CONVERSION_MATRIX,
   type ColorType,
-  type OutputOption
+  type OutputOption,
+  type FitOption
 } from '../../../constants/convertConstants';
-import { getEndpointName as getEndpointNameUtil, getEndpointUrl } from '../../../utils/convertUtils';
+import { getEndpointName as getEndpointNameUtil, getEndpointUrl, isImageFormat } from '../../../utils/convertUtils';
 
 export interface ConvertParameters {
   fromExtension: string;
   toExtension: string;
-  pageNumbers: string;
   imageOptions: {
     colorType: ColorType;
     dpi: number;
     singleOrMultiple: OutputOption;
+    fitOption: FitOption;
+    autoRotate: boolean;
+    combineImages: boolean;
   };
+  isSmartDetection: boolean;
+  smartDetectionType: 'mixed' | 'images' | 'none';
 }
 
 export interface ConvertParametersHook {
@@ -29,17 +35,22 @@ export interface ConvertParametersHook {
   getEndpoint: () => string;
   getAvailableToExtensions: (fromExtension: string) => Array<{value: string, label: string, group: string}>;
   detectFileExtension: (filename: string) => string;
+  analyzeFileTypes: (files: Array<{name: string}>) => void;
 }
 
 const initialParameters: ConvertParameters = {
   fromExtension: '',
   toExtension: '',
-  pageNumbers: 'all',
   imageOptions: {
     colorType: COLOR_TYPES.COLOR,
     dpi: 300,
     singleOrMultiple: OUTPUT_OPTIONS.MULTIPLE,
+    fitOption: FIT_OPTIONS.MAINTAIN_ASPECT,
+    autoRotate: true,
+    combineImages: true,
   },
+  isSmartDetection: false,
+  smartDetectionType: 'none',
 };
 
 export const useConvertParameters = (): ConvertParametersHook => {
@@ -73,12 +84,34 @@ export const useConvertParameters = (): ConvertParametersHook => {
   };
 
   const getEndpointName = () => {
-    const { fromExtension, toExtension } = parameters;
+    const { fromExtension, toExtension, isSmartDetection, smartDetectionType } = parameters;
+    
+    if (isSmartDetection) {
+      if (smartDetectionType === 'mixed') {
+        // Mixed file types -> PDF using file-to-pdf endpoint
+        return 'file-to-pdf';
+      } else if (smartDetectionType === 'images') {
+        // All images -> PDF using img-to-pdf endpoint
+        return 'img-to-pdf';
+      }
+    }
+    
     return getEndpointNameUtil(fromExtension, toExtension);
   };
 
   const getEndpoint = () => {
-    const { fromExtension, toExtension } = parameters;
+    const { fromExtension, toExtension, isSmartDetection, smartDetectionType } = parameters;
+    
+    if (isSmartDetection) {
+      if (smartDetectionType === 'mixed') {
+        // Mixed file types -> PDF using file-to-pdf endpoint
+        return '/api/v1/convert/file/pdf';
+      } else if (smartDetectionType === 'images') {
+        // All images -> PDF using img-to-pdf endpoint
+        return '/api/v1/convert/img/pdf';
+      }
+    }
+    
     return getEndpointUrl(fromExtension, toExtension);
   };
 
@@ -96,6 +129,66 @@ export const useConvertParameters = (): ConvertParametersHook => {
     return extension || '';
   };
 
+  const analyzeFileTypes = (files: Array<{name: string}>) => {
+    if (files.length <= 1) {
+      // Single file or no files - use regular detection with auto-target selection
+      const fromExt = files.length === 1 ? detectFileExtension(files[0].name) : '';
+      const availableTargets = fromExt ? CONVERSION_MATRIX[fromExt] || [] : [];
+      const autoTarget = availableTargets.length === 1 ? availableTargets[0] : '';
+      
+      setParameters(prev => ({
+        ...prev,
+        isSmartDetection: false,
+        smartDetectionType: 'none',
+        fromExtension: fromExt,
+        toExtension: autoTarget
+      }));
+      return;
+    }
+
+    // Multiple files - analyze file types
+    const extensions = files.map(file => detectFileExtension(file.name));
+    const uniqueExtensions = [...new Set(extensions)];
+
+    if (uniqueExtensions.length === 1) {
+      // All files are the same type - use regular detection with auto-target selection
+      const fromExt = uniqueExtensions[0];
+      const availableTargets = CONVERSION_MATRIX[fromExt] || [];
+      const autoTarget = availableTargets.length === 1 ? availableTargets[0] : '';
+      
+      setParameters(prev => ({
+        ...prev,
+        isSmartDetection: false,
+        smartDetectionType: 'none',
+        fromExtension: fromExt,
+        toExtension: autoTarget
+      }));
+    } else {
+      // Mixed file types
+      const allImages = uniqueExtensions.every(ext => isImageFormat(ext));
+      
+      if (allImages) {
+        // All files are images - use image-to-pdf conversion
+        setParameters(prev => ({
+          ...prev,
+          isSmartDetection: true,
+          smartDetectionType: 'images',
+          fromExtension: 'image',
+          toExtension: 'pdf'
+        }));
+      } else {
+        // Mixed non-image types - use file-to-pdf conversion  
+        setParameters(prev => ({
+          ...prev,
+          isSmartDetection: true,
+          smartDetectionType: 'mixed',
+          fromExtension: 'any',
+          toExtension: 'pdf'
+        }));
+      }
+    }
+  };
+
   return {
     parameters,
     updateParameter,
@@ -105,5 +198,6 @@ export const useConvertParameters = (): ConvertParametersHook => {
     getEndpoint,
     getAvailableToExtensions,
     detectFileExtension,
+    analyzeFileTypes,
   };
 };
\ No newline at end of file
diff --git a/frontend/src/pages/HomePage.tsx b/frontend/src/pages/HomePage.tsx
index cb1569bc0..fd910fffb 100644
--- a/frontend/src/pages/HomePage.tsx
+++ b/frontend/src/pages/HomePage.tsx
@@ -196,7 +196,7 @@ function HomePageContent() {
                   onFilesSelect={(files) => {
                     files.forEach(addToActiveFiles);
                   }}
-                  accept={["application/pdf"]}
+                  accept={["*/*"]}
                   loading={false}
                   showRecentFiles={true}
                   maxRecentFiles={8}
@@ -286,7 +286,7 @@ function HomePageContent() {
                   onFilesSelect={(files) => {
                     files.forEach(addToActiveFiles);
                   }}
-                  accept={["application/pdf"]}
+                  accept={["*/*"]}
                   loading={false}
                   showRecentFiles={true}
                   maxRecentFiles={8}
diff --git a/frontend/src/tests/convert/ConvertE2E.spec.ts b/frontend/src/tests/convert/ConvertE2E.spec.ts
index fe6ea88a2..6356ade87 100644
--- a/frontend/src/tests/convert/ConvertE2E.spec.ts
+++ b/frontend/src/tests/convert/ConvertE2E.spec.ts
@@ -9,37 +9,67 @@
 
 import { test, expect, Page } from '@playwright/test';
 import { 
-  ConversionEndpointDiscovery, 
   conversionDiscovery, 
   type ConversionEndpoint 
 } from '../helpers/conversionEndpointDiscovery';
+import * as path from 'path';
+import * as fs from 'fs';
 
 // Test configuration
 const BASE_URL = process.env.BASE_URL || 'http://localhost:5173';
 const BACKEND_URL = process.env.BACKEND_URL || 'http://localhost:8080';
 
-// Test file paths (these would need to exist in your test fixtures)
+/**
+ * Resolves test fixture paths dynamically based on current working directory.
+ * Works from both top-level project directory and frontend subdirectory.
+ */
+function resolveTestFixturePath(filename: string): string {
+  const cwd = process.cwd();
+  
+  // Try frontend/src/tests/test-fixtures/ first (from top-level)
+  const topLevelPath = path.join(cwd, 'frontend', 'src', 'tests', 'test-fixtures', filename);
+  if (fs.existsSync(topLevelPath)) {
+    return topLevelPath;
+  }
+  
+  // Try src/tests/test-fixtures/ (from frontend directory)
+  const frontendPath = path.join(cwd, 'src', 'tests', 'test-fixtures', filename);
+  if (fs.existsSync(frontendPath)) {
+    return frontendPath;
+  }
+  
+  // Try relative path from current test file location
+  const relativePath = path.join(__dirname, '..', 'test-fixtures', filename);
+  if (fs.existsSync(relativePath)) {
+    return relativePath;
+  }
+  
+  // Fallback to the original path format (should work from top-level)
+  return path.join('.', 'frontend', 'src', 'tests', 'test-fixtures', filename);
+}
+
+// Test file paths (dynamically resolved based on current working directory)
 const TEST_FILES = {
-  pdf: './src/tests/test-fixtures/sample.pdf',
-  docx: './src/tests/test-fixtures/sample.docx',
-  doc: './src/tests/test-fixtures/sample.doc',
-  pptx: './src/tests/test-fixtures/sample.pptx',
-  ppt: './src/tests/test-fixtures/sample.ppt',
-  xlsx: './src/tests/test-fixtures/sample.xlsx',
-  xls: './src/tests/test-fixtures/sample.xls',
-  png: './src/tests/test-fixtures/sample.png',
-  jpg: './src/tests/test-fixtures/sample.jpg',
-  jpeg: './src/tests/test-fixtures/sample.jpeg',
-  gif: './src/tests/test-fixtures/sample.gif',
-  bmp: './src/tests/test-fixtures/sample.bmp',
-  tiff: './src/tests/test-fixtures/sample.tiff',
-  webp: './src/tests/test-fixtures/sample.webp',
-  md: './src/tests/test-fixtures/sample.md',
-  eml: './src/tests/test-fixtures/sample.eml',
-  html: './src/tests/test-fixtures/sample.html',
-  txt: './src/tests/test-fixtures/sample.txt',
-  xml: './src/tests/test-fixtures/sample.xml',
-  csv: './src/tests/test-fixtures/sample.csv'
+  pdf: resolveTestFixturePath('sample.pdf'),
+  docx: resolveTestFixturePath('sample.docx'),
+  doc: resolveTestFixturePath('sample.doc'),
+  pptx: resolveTestFixturePath('sample.pptx'),
+  ppt: resolveTestFixturePath('sample.ppt'),
+  xlsx: resolveTestFixturePath('sample.xlsx'),
+  xls: resolveTestFixturePath('sample.xls'),
+  png: resolveTestFixturePath('sample.png'),
+  jpg: resolveTestFixturePath('sample.jpg'),
+  jpeg: resolveTestFixturePath('sample.jpeg'),
+  gif: resolveTestFixturePath('sample.gif'),
+  bmp: resolveTestFixturePath('sample.bmp'),
+  tiff: resolveTestFixturePath('sample.tiff'),
+  webp: resolveTestFixturePath('sample.webp'),
+  md: resolveTestFixturePath('sample.md'),
+  eml: resolveTestFixturePath('sample.eml'),
+  html: resolveTestFixturePath('sample.html'),
+  txt: resolveTestFixturePath('sample.txt'),
+  xml: resolveTestFixturePath('sample.xml'),
+  csv: resolveTestFixturePath('sample.csv')
 };
 
 // File format to test file mapping
@@ -303,7 +333,7 @@ test.describe('Convert Tool E2E Tests', () => {
     });
 
     test('Image to PDF conversion', async ({ page }) => {
-      const conversion = { endpoint: '/api/v1/convert/img/pdf', fromFormat: 'image', toFormat: 'pdf' };
+      const conversion = { endpoint: '/api/v1/convert/img/pdf', fromFormat: 'png', toFormat: 'pdf' };
       const isAvailable = availableConversions.some(c => c.apiPath === conversion.endpoint);
       test.skip(!isAvailable, `Endpoint ${conversion.endpoint} is not available`);
       
@@ -400,8 +430,7 @@ test.describe('Convert Tool E2E Tests', () => {
     
     test('should handle corrupted file gracefully', async ({ page }) => {
       // Create a corrupted file
-      const fs = require('fs');
-      const corruptedPath = './src/tests/test-fixtures/corrupted.pdf';
+      const corruptedPath = resolveTestFixturePath('corrupted.pdf');
       fs.writeFileSync(corruptedPath, 'This is not a valid PDF file');
       
       await page.setInputFiles('input[type="file"]', corruptedPath);
diff --git a/frontend/src/tests/convert/ConvertIntegration.test.tsx b/frontend/src/tests/convert/ConvertIntegration.test.tsx
index f43975475..38f9ec0a8 100644
--- a/frontend/src/tests/convert/ConvertIntegration.test.tsx
+++ b/frontend/src/tests/convert/ConvertIntegration.test.tsx
@@ -84,8 +84,13 @@ describe('Convert Tool Integration Tests', () => {
         imageOptions: {
           colorType: 'color',
           dpi: 300,
-          singleOrMultiple: 'multiple'
-        }
+          singleOrMultiple: 'multiple',
+          fitOption: 'maintainAspectRatio',
+          autoRotate: true,
+          combineImages: true
+        },
+        isSmartDetection: false,
+        smartDetectionType: 'none'
       };
 
       await act(async () => {
@@ -134,8 +139,13 @@ describe('Convert Tool Integration Tests', () => {
         imageOptions: {
           colorType: 'color',
           dpi: 300,
-          singleOrMultiple: 'multiple'
-        }
+          singleOrMultiple: 'multiple',
+          fitOption: 'maintainAspectRatio',
+          autoRotate: true,
+          combineImages: true
+        },
+        isSmartDetection: false,
+        smartDetectionType: 'none'
       };
 
       await act(async () => {
@@ -162,8 +172,13 @@ describe('Convert Tool Integration Tests', () => {
         imageOptions: {
           colorType: 'color',
           dpi: 300,
-          singleOrMultiple: 'multiple'
-        }
+          singleOrMultiple: 'multiple',
+          fitOption: 'maintainAspectRatio',
+          autoRotate: true,
+          combineImages: true
+        },
+        isSmartDetection: false,
+        smartDetectionType: 'none'
       };
 
       await act(async () => {
@@ -189,11 +204,17 @@ describe('Convert Tool Integration Tests', () => {
       const parameters: ConvertParameters = {
         fromExtension: 'pdf',
         toExtension: 'jpg',
+        pageNumbers: 'all',
         imageOptions: {
           colorType: 'grayscale',
           dpi: 150,
-          singleOrMultiple: 'single'
-        }
+          singleOrMultiple: 'single',
+          fitOption: 'maintainAspectRatio',
+          autoRotate: true,
+          combineImages: true
+        },
+        isSmartDetection: false,
+        smartDetectionType: 'none'
       };
 
       await act(async () => {
@@ -214,6 +235,57 @@ describe('Convert Tool Integration Tests', () => {
       expect(result.current.isLoading).toBe(false);
     });
 
+    test('should make correct API call for PDF to CSV conversion with simplified workflow', async () => {
+      const mockBlob = new Blob(['fake-csv-data'], { type: 'text/csv' });
+      mockedAxios.post.mockResolvedValueOnce({
+        data: mockBlob,
+        status: 200,
+        statusText: 'OK'
+      });
+
+      const { result } = renderHook(() => useConvertOperation(), {
+        wrapper: TestWrapper
+      });
+
+      const testFile = createPDFFile();
+      const parameters: ConvertParameters = {
+        fromExtension: 'pdf',
+        toExtension: 'csv',
+        imageOptions: {
+          colorType: 'color',
+          dpi: 300,
+          singleOrMultiple: 'multiple',
+          fitOption: 'maintainAspectRatio',
+          autoRotate: true,
+          combineImages: true
+        },
+        isSmartDetection: false,
+        smartDetectionType: 'none'
+      };
+
+      await act(async () => {
+        await result.current.executeOperation(parameters, [testFile]);
+      });
+
+      // Verify correct endpoint is called
+      expect(mockedAxios.post).toHaveBeenCalledWith(
+        '/api/v1/convert/pdf/csv',
+        expect.any(FormData),
+        { responseType: 'blob' }
+      );
+
+      // Verify FormData contains correct parameters for simplified CSV conversion
+      const formDataCall = mockedAxios.post.mock.calls[0][1] as FormData;
+      expect(formDataCall.get('pageNumbers')).toBe('all'); // Always "all" for simplified workflow
+      expect(formDataCall.get('fileInput')).toBe(testFile);
+
+      // Verify hook state updates correctly
+      expect(result.current.downloadUrl).toBeTruthy();
+      expect(result.current.downloadFilename).toBe('test_converted.csv');
+      expect(result.current.isLoading).toBe(false);
+      expect(result.current.errorMessage).toBe(null);
+    });
+
     test('should handle complete unsupported conversion workflow', async () => {
       const { result } = renderHook(() => useConvertOperation(), {
         wrapper: TestWrapper
@@ -226,8 +298,13 @@ describe('Convert Tool Integration Tests', () => {
         imageOptions: {
           colorType: 'color',
           dpi: 300,
-          singleOrMultiple: 'multiple'
-        }
+          singleOrMultiple: 'multiple',
+          fitOption: 'maintainAspectRatio',
+          autoRotate: true,
+          combineImages: true
+        },
+        isSmartDetection: false,
+        smartDetectionType: 'none'
       };
 
       await act(async () => {
@@ -260,8 +337,13 @@ describe('Convert Tool Integration Tests', () => {
         imageOptions: {
           colorType: 'color',
           dpi: 300,
-          singleOrMultiple: 'multiple'
-        }
+          singleOrMultiple: 'multiple',
+          fitOption: 'maintainAspectRatio',
+          autoRotate: true,
+          combineImages: true
+        },
+        isSmartDetection: false,
+        smartDetectionType: 'none'
       };
 
       await act(async () => {
@@ -287,8 +369,13 @@ describe('Convert Tool Integration Tests', () => {
         imageOptions: {
           colorType: 'color',
           dpi: 300,
-          singleOrMultiple: 'multiple'
-        }
+          singleOrMultiple: 'multiple',
+          fitOption: 'maintainAspectRatio',
+          autoRotate: true,
+          combineImages: true
+        },
+        isSmartDetection: false,
+        smartDetectionType: 'none'
       };
 
       await act(async () => {
@@ -321,8 +408,13 @@ describe('Convert Tool Integration Tests', () => {
         imageOptions: {
           colorType: 'color',
           dpi: 300,
-          singleOrMultiple: 'multiple'
-        }
+          singleOrMultiple: 'multiple',
+          fitOption: 'maintainAspectRatio',
+          autoRotate: true,
+          combineImages: true
+        },
+        isSmartDetection: false,
+        smartDetectionType: 'none'
       };
 
       await act(async () => {
@@ -352,8 +444,13 @@ describe('Convert Tool Integration Tests', () => {
         imageOptions: {
           colorType: 'color',
           dpi: 300,
-          singleOrMultiple: 'multiple'
-        }
+          singleOrMultiple: 'multiple',
+          fitOption: 'maintainAspectRatio',
+          autoRotate: true,
+          combineImages: true
+        },
+        isSmartDetection: false,
+        smartDetectionType: 'none'
       };
 
       await act(async () => {
@@ -382,8 +479,13 @@ describe('Convert Tool Integration Tests', () => {
         imageOptions: {
           colorType: 'color',
           dpi: 300,
-          singleOrMultiple: 'multiple'
-        }
+          singleOrMultiple: 'multiple',
+          fitOption: 'maintainAspectRatio',
+          autoRotate: true,
+          combineImages: true
+        },
+        isSmartDetection: false,
+        smartDetectionType: 'none'
       };
 
       await act(async () => {
@@ -411,8 +513,13 @@ describe('Convert Tool Integration Tests', () => {
         imageOptions: {
           colorType: 'color',
           dpi: 300,
-          singleOrMultiple: 'multiple'
-        }
+          singleOrMultiple: 'multiple',
+          fitOption: 'maintainAspectRatio',
+          autoRotate: true,
+          combineImages: true
+        },
+        isSmartDetection: false,
+        smartDetectionType: 'none'
       };
 
       await act(async () => {
diff --git a/frontend/src/tools/Convert.test.tsx b/frontend/src/tools/Convert.test.tsx
index ea764e204..d1831358e 100644
--- a/frontend/src/tools/Convert.test.tsx
+++ b/frontend/src/tools/Convert.test.tsx
@@ -65,8 +65,13 @@ describe('Convert Tool Navigation Tests', () => {
         imageOptions: {
           colorType: 'color',
           dpi: 300,
-          singleOrMultiple: 'multiple'
-        }
+          singleOrMultiple: 'multiple',
+          fitOption: 'maintainAspectRatio',
+          autoRotate: true,
+          combineImages: true
+        },
+        isSmartDetection: false,
+        smartDetectionType: 'none'
       },
       updateParameter: mockOnParameterChange,
       resetParameters: vi.fn(),
@@ -99,7 +104,16 @@ describe('Convert Tool Navigation Tests', () => {
             parameters={{
               fromExtension: '',
               toExtension: '',
-              imageOptions: { colorType: 'color', dpi: 300, singleOrMultiple: 'multiple' }
+              imageOptions: { 
+                colorType: 'color', 
+                dpi: 300, 
+                singleOrMultiple: 'multiple',
+                fitOption: 'maintainAspectRatio',
+                autoRotate: true,
+                combineImages: true
+              },
+              isSmartDetection: false,
+              smartDetectionType: 'none'
             }}
             onParameterChange={mockOnParameterChange}
             getAvailableToExtensions={mockGetAvailableToExtensions}
@@ -131,7 +145,16 @@ describe('Convert Tool Navigation Tests', () => {
             parameters={{
               fromExtension: '',
               toExtension: '',
-              imageOptions: { colorType: 'color', dpi: 300, singleOrMultiple: 'multiple' }
+              imageOptions: { 
+                colorType: 'color', 
+                dpi: 300, 
+                singleOrMultiple: 'multiple',
+                fitOption: 'maintainAspectRatio',
+                autoRotate: true,
+                combineImages: true
+              },
+              isSmartDetection: false,
+              smartDetectionType: 'none'
             }}
             onParameterChange={mockOnParameterChange}
             getAvailableToExtensions={mockGetAvailableToExtensions}
@@ -169,7 +192,16 @@ describe('Convert Tool Navigation Tests', () => {
             parameters={{
               fromExtension: 'pdf',
               toExtension: '',
-              imageOptions: { colorType: 'color', dpi: 300, singleOrMultiple: 'multiple' }
+              imageOptions: { 
+                colorType: 'color', 
+                dpi: 300, 
+                singleOrMultiple: 'multiple',
+                fitOption: 'maintainAspectRatio',
+                autoRotate: true,
+                combineImages: true
+              },
+              isSmartDetection: false,
+              smartDetectionType: 'none'
             }}
             onParameterChange={mockOnParameterChange}
             getAvailableToExtensions={mockGetAvailableToExtensions}
@@ -204,7 +236,16 @@ describe('Convert Tool Navigation Tests', () => {
             parameters={{
               fromExtension: 'pdf',
               toExtension: 'png',
-              imageOptions: { colorType: 'color', dpi: 300, singleOrMultiple: 'multiple' }
+              imageOptions: { 
+                colorType: 'color', 
+                dpi: 300, 
+                singleOrMultiple: 'multiple',
+                fitOption: 'maintainAspectRatio',
+                autoRotate: true,
+                combineImages: true
+              },
+              isSmartDetection: false,
+              smartDetectionType: 'none'
             }}
             onParameterChange={mockOnParameterChange}
             getAvailableToExtensions={mockGetAvailableToExtensions}
@@ -230,7 +271,16 @@ describe('Convert Tool Navigation Tests', () => {
             parameters={{
               fromExtension: 'eml',
               toExtension: 'pdf',
-              imageOptions: { colorType: 'color', dpi: 300, singleOrMultiple: 'multiple' }
+              imageOptions: { 
+                colorType: 'color', 
+                dpi: 300, 
+                singleOrMultiple: 'multiple',
+                fitOption: 'maintainAspectRatio',
+                autoRotate: true,
+                combineImages: true
+              },
+              isSmartDetection: false,
+              smartDetectionType: 'none'
             }}
             onParameterChange={mockOnParameterChange}
             getAvailableToExtensions={mockGetAvailableToExtensions}
@@ -260,7 +310,16 @@ describe('Convert Tool Navigation Tests', () => {
             parameters={{
               fromExtension: 'pdf',
               toExtension: 'png',
-              imageOptions: { colorType: 'color', dpi: 300, singleOrMultiple: 'multiple' }
+              imageOptions: { 
+                colorType: 'color', 
+                dpi: 300, 
+                singleOrMultiple: 'multiple',
+                fitOption: 'maintainAspectRatio',
+                autoRotate: true,
+                combineImages: true
+              },
+              isSmartDetection: false,
+              smartDetectionType: 'none'
             }}
             onParameterChange={mockOnParameterChange}
             getAvailableToExtensions={mockGetAvailableToExtensions}
@@ -277,9 +336,9 @@ describe('Convert Tool Navigation Tests', () => {
         fireEvent.click(docxButton);
       });
 
-      // Should reset TO extension
+      // Should change to docx default TO extension
       expect(mockOnParameterChange).toHaveBeenCalledWith('fromExtension', 'docx');
-      expect(mockOnParameterChange).toHaveBeenCalledWith('toExtension', '');
+      expect(mockOnParameterChange).toHaveBeenCalledWith('toExtension', 'pdf');
     });
 
     test('should show placeholder when no FROM format is selected', () => {
@@ -289,7 +348,16 @@ describe('Convert Tool Navigation Tests', () => {
             parameters={{
               fromExtension: '',
               toExtension: '',
-              imageOptions: { colorType: 'color', dpi: 300, singleOrMultiple: 'multiple' }
+              imageOptions: { 
+                colorType: 'color', 
+                dpi: 300, 
+                singleOrMultiple: 'multiple',
+                fitOption: 'maintainAspectRatio',
+                autoRotate: true,
+                combineImages: true
+              },
+              isSmartDetection: false,
+              smartDetectionType: 'none'
             }}
             onParameterChange={mockOnParameterChange}
             getAvailableToExtensions={mockGetAvailableToExtensions}
diff --git a/frontend/src/tools/Convert.tsx b/frontend/src/tools/Convert.tsx
index 7f490a46e..66964499b 100644
--- a/frontend/src/tools/Convert.tsx
+++ b/frontend/src/tools/Convert.tsx
@@ -1,4 +1,4 @@
-import React, { useEffect, useMemo } from "react";
+import React, { useEffect, useMemo, useRef } from "react";
 import { Button, Stack, Text } from "@mantine/core";
 import { useTranslation } from "react-i18next";
 import DownloadIcon from "@mui/icons-material/Download";
@@ -22,6 +22,7 @@ const Convert = ({ onPreviewFile, onComplete, onError }: BaseToolProps) => {
   const { t } = useTranslation();
   const { setCurrentMode } = useFileContext();
   const { selectedFiles } = useToolFileSelection();
+  const scrollContainerRef = useRef<HTMLDivElement>(null);
 
   const convertParams = useConvertParameters();
   const convertOperation = useConvertOperation();
@@ -31,22 +32,50 @@ const Convert = ({ onPreviewFile, onComplete, onError }: BaseToolProps) => {
     convertParams.getEndpointName()
   );
 
-  // Auto-detect extension when files change
-  useEffect(() => {
-    if (selectedFiles.length > 0 && !convertParams.parameters.fromExtension) {
-      const firstFile = selectedFiles[0];
-      const detectedExtension = convertParams.detectFileExtension(firstFile.name);
-      if (detectedExtension) {
-        convertParams.updateParameter('fromExtension', detectedExtension);
-      }
+  // Auto-scroll to bottom when content grows
+  const scrollToBottom = () => {
+    if (scrollContainerRef.current) {
+      scrollContainerRef.current.scrollTo({
+        top: scrollContainerRef.current.scrollHeight,
+        behavior: 'smooth'
+      });
     }
-  }, [selectedFiles, convertParams.parameters.fromExtension]);
+  };
+
+  // Calculate state variables first
+  const hasFiles = selectedFiles.length > 0;
+  const hasResults = convertOperation.downloadUrl !== null;
+  const filesCollapsed = hasFiles;
+  const settingsCollapsed = hasResults;
+
+  // Auto-detect extension when files change - now with smart detection
+  useEffect(() => {
+    if (selectedFiles.length > 0) {
+      convertParams.analyzeFileTypes(selectedFiles);
+    } else {
+      convertParams.resetParameters();
+    }
+  }, [selectedFiles]);
 
   useEffect(() => {
     convertOperation.resetResults();
     onPreviewFile?.(null);
   }, [convertParams.parameters, selectedFiles]);
 
+  // Auto-scroll when settings step becomes visible (files selected)
+  useEffect(() => {
+    if (hasFiles) {
+      setTimeout(scrollToBottom, 100); // Small delay to ensure DOM update
+    }
+  }, [hasFiles]);
+
+  // Auto-scroll when results appear
+  useEffect(() => {
+    if (hasResults) {
+      setTimeout(scrollToBottom, 100); // Small delay to ensure DOM update
+    }
+  }, [hasResults]);
+
   const handleConvert = async () => {
     try {
       await convertOperation.executeOperation(
@@ -75,11 +104,6 @@ const Convert = ({ onPreviewFile, onComplete, onError }: BaseToolProps) => {
     setCurrentMode('convert');
   };
 
-  const hasFiles = selectedFiles.length > 0;
-  const hasResults = convertOperation.downloadUrl !== null;
-  const filesCollapsed = hasFiles;
-  const settingsCollapsed = hasResults;
-
   const previewResults = useMemo(() =>
     convertOperation.files?.map((file, index) => ({
       file,
@@ -89,8 +113,9 @@ const Convert = ({ onPreviewFile, onComplete, onError }: BaseToolProps) => {
   );
 
   return (
-    <ToolStepContainer>
-      <Stack gap="sm" h="100%" p="sm" style={{ overflow: 'auto' }}>
+    <div className="h-full max-h-screen overflow-y-auto" ref={scrollContainerRef}>
+      <ToolStepContainer>
+        <Stack gap="sm" p="sm">
         {/* Files Step */}
         <ToolStep
           title="Files"
@@ -174,8 +199,9 @@ const Convert = ({ onPreviewFile, onComplete, onError }: BaseToolProps) => {
             />
           </Stack>
         </ToolStep>
-      </Stack>
-    </ToolStepContainer>
+        </Stack>
+      </ToolStepContainer>
+    </div>
   );
 };
 
diff --git a/frontend/src/utils/convertUtils.ts b/frontend/src/utils/convertUtils.ts
index 1ba33ef67..2e3fde9b8 100644
--- a/frontend/src/utils/convertUtils.ts
+++ b/frontend/src/utils/convertUtils.ts
@@ -41,5 +41,5 @@ export const isConversionSupported = (fromExtension: string, toExtension: string
  * Checks if the given extension is an image format
  */
 export const isImageFormat = (extension: string): boolean => {
-  return ['png', 'jpg', 'jpeg', 'gif', 'tiff', 'bmp', 'webp'].includes(extension.toLowerCase());
+  return ['png', 'jpg', 'jpeg', 'gif', 'tiff', 'bmp', 'webp', 'svg'].includes(extension.toLowerCase());
 };
\ No newline at end of file