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const {
    Editor,
    EditableDocument,
    PdfLoadOptions,
    PdfEditOptions,
    PdfSaveOptions,
    PdfCompliance,
    PageRange
} = require('@groupdocs/groupdocs.editor');

// 0. Simple preparations of input data
const filename = 'NET_Framework-protected.pdf';
const password = 'password';
const inputPath = 'C:\\input\\' + filename;

// 1. Create a load options class with password
const loadOptions = new PdfLoadOptions();
loadOptions.setPassword(password);

// 2. Create edit options and tune/adjust if necessary
const editOptions = new PdfEditOptions();
editOptions.setEnablePagination(true); // enable pagination for per-page processing in WYSIWYG-editor
editOptions.setPages(PageRange.fromStartPageTillEnd(3)); // from 3rd page till the end

// 3. Create Editor instance, load a document
const editor = new Editor(inputPath, loadOptions);

// 4. Edit a document and generate EditableDocument
const originalDoc = editor.edit(editOptions);

// 5. Generate HTML/CSS, send it to WYSIWYG, edit there...and obtain edited version
const originalContent = originalDoc.getEmbeddedHtml();
const editedContent = originalContent.replace('.NET Framework', 'I love Node.js!!!');

// 6. Generate EditableDocument from edited content
const editedDoc = EditableDocument.fromMarkup(editedContent, null);

// 7. Create and adjust save options
const saveOptions = new PdfSaveOptions();
saveOptions.setCompliance(PdfCompliance.Pdf20);

// 8. Save to a file or a stream
const outputPath = 'C:\\output\\' + filename;
editor.save(editedDoc, outputPath, saveOptions);

// 9. Don't forget to dispose all resources
originalDoc.dispose();
editedDoc.dispose();
editor.dispose();

const { Editor, PdfLoadOptions } = require('@groupdocs/groupdocs.editor');

const loadOptions = new PdfLoadOptions();
loadOptions.setPassword('some_password');

const inputPdfPath = 'C:\\input\\NET_Framework-protected.pdf';

// Loading a PDF without PDF load options
const editor1 = new Editor(inputPdfPath);

// Loading a PDF with PDF load options
const editor2 = new Editor(inputPdfPath, loadOptions);

const { Editor, PdfEditOptions, PageRange } = require('@groupdocs/groupdocs.editor');

const inputPdfPath = 'C:\\input\\Comparison for .NET.pdf';
const editor = new Editor(inputPdfPath);

// Edit with default PdfEditOptions
const originalDefaultDoc = editor.edit();

// Advanced edit options
const editOptions = new PdfEditOptions(true); // pagination enabled
editOptions.setSkipImages(true);
editOptions.setPages(PageRange.fromStartPageWithCount(2, 2)); // pages 2 and 3

const tunedDoc = editor.edit(editOptions);

originalDefaultDoc.dispose();
tunedDoc.dispose();
editor.dispose();

const {
    Editor,
    PdfSaveOptions,
    PdfCompliance,
    FontEmbeddingOptions,
    StreamBuffer
} = require('@groupdocs/groupdocs.editor');

const inputPdfPath = 'C:\\input\\Comparison for .NET.pdf';
const editor = new Editor(inputPdfPath);
const originalDoc = editor.edit();
const editedDoc = originalDoc; // for simplicity

const saveOptionsAdjusted = new PdfSaveOptions();
saveOptionsAdjusted.setPassword('some_password');
saveOptionsAdjusted.setFontEmbedding(FontEmbeddingOptions.EmbedAll);
saveOptionsAdjusted.setCompliance(PdfCompliance.Pdf20);
saveOptionsAdjusted.setOptimizeMemoryUsage(true);

const outputStream = new StreamBuffer();
editor.save(editedDoc, outputStream, saveOptionsAdjusted);

const saveOptionsDefault = new PdfSaveOptions();
const outputPdfPath = 'C:\\output\\Comparison for .NET.pdf';
editor.save(editedDoc, outputPdfPath, saveOptionsDefault);

originalDoc.dispose();
editedDoc.dispose();
editor.dispose();

const { Editor } = require('@groupdocs/groupdocs.editor');

const editorUnprotected = new Editor('C:\\input\\Comparison for .NET.pdf');
const editorProtected = new Editor('C:\\input\\NET_Framework-protected.pdf');

const unprotectedPdfInfo = editorUnprotected.getDocumentInfo(null);
const protectedPdfInfo = editorProtected.getDocumentInfo('password');

console.log(unprotectedPdfInfo.getPageCount());
console.log(unprotectedPdfInfo.isEncrypted()); // false
console.log(protectedPdfInfo.isEncrypted());   // true

editorUnprotected.dispose();
editorProtected.dispose();

const {
    Editor,
    PdfSaveOptions,
    PdfCompliance,
    WordProcessingSaveOptions,
    WordProcessingFormats,
    TextSaveOptions,
    StreamBuffer
} = require('@groupdocs/groupdocs.editor');

const editor = new Editor('C:\\input\\Comparison for .NET.pdf');
const originalDoc = editor.edit();
const editedDoc = originalDoc;

const pdfSaveOptions = new PdfSaveOptions();
pdfSaveOptions.setCompliance(PdfCompliance.PdfA2a);

const docxSaveOptions = new WordProcessingSaveOptions(WordProcessingFormats.Docx);

const txtSaveOptions = new TextSaveOptions();
txtSaveOptions.setPreserveTableLayout(true);

const pdfStream = new StreamBuffer();
editor.save(editedDoc, pdfStream, pdfSaveOptions);

const docxStream = new StreamBuffer();
editor.save(editedDoc, docxStream, docxSaveOptions);

const txtStream = new StreamBuffer();
editor.save(editedDoc, txtStream, txtSaveOptions);

editedDoc.dispose();
originalDoc.dispose();
editor.dispose();