Class DocumentTab

// Opens the Docs file and retrieves the tab by its IDs. If you created your script from within
// a Google Docs file, you can use DocumentApp.getActiveDocument().getActiveTab() instead.
// TODO(developer): Replace the IDs with your own.
const documentTab = DocumentApp.openById(DOCUMENT_ID).getTab(TAB_ID).asDocumentTab();

// Gets the tab body and adds a paragraph.
const paragraph = documentTab.getBody().appendParagraph('My new paragraph.');

// Creates a position at the first character of the paragraph text.
const position = documentTab.newPosition(paragraph.getChild(0), 0);

// Adds a bookmark at the first character of the paragraph text.
const bookmark = documentTab.addBookmark(position);

// Logs the bookmark ID to the console.
console.log(bookmark.getId());

// Opens the Docs file and retrieves the tab by its IDs. If you created your script from within
// a Google Docs file, you can use DocumentApp.getActiveDocument().getActiveTab() instead.
// TODO(developer): Replace the IDs with your own.
const documentTab = DocumentApp.openById(DOCUMENT_ID).getTab(TAB_ID).asDocumentTab();

// Adds a footer to the tab.
const footer = documentTab.addFooter();

// Sets the footer text to 'This is a footer.'
footer.setText('This is a footer');

// Opens the Docs file and retrieves the tab by its IDs. If you created your script from within
// a Google Docs file, you can use DocumentApp.getActiveDocument().getActiveTab() instead.
// TODO(developer): Replace the IDs with your own.
const documentTab = DocumentApp.openById(DOCUMENT_ID).getTab(TAB_ID).asDocumentTab();

// Adds a header to the tab.
const header = documentTab.addHeader();

// Sets the header text to 'This is a header.'
header.setText('This is a header');

// Creates a named range that includes every table in a tab by its ID.
// TODO(developer): Replace the IDs with your own.
var documentTab = DocumentApp.openById(DOCUMENT_ID).getTab(TAB_ID).asDocumentTab();
var rangeBuilder = documentTab.newRange();
var tables = documentTab.getBody().getTables();
for (var i = 0; i < tables.length; i++) {
  rangeBuilder.addElement(tables[i]);
}
documentTab.addNamedRange('Tab t.0 tables', rangeBuilder.build());

// Opens the Docs file and retrieves the tab by its IDs. If you created your script from within
// a Google Docs file, you can use DocumentApp.getActiveDocument().getActiveTab() instead.
// TODO(developer): Replace the IDs with your own.
const documentTab = DocumentApp.openById(DOCUMENT_ID).getTab(TAB_ID).asDocumentTab();

// Gets the tab body.
const body = documentTab.getBody();

// Gets the body text and logs it to the console.
console.log(body.getText());

// Opens the Docs file and retrieves the tab by its IDs. If you created your script from within
// a Google Docs file, you can use DocumentApp.getActiveDocument().getActiveTab() instead.
// TODO(developer): Replace the IDs with your own.
const documentTab = DocumentApp.openById(DOCUMENT_ID).getTab(TAB_ID).asDocumentTab();

// Gets the bookmark by its ID.
const bookmark = documentTab.getBookmark('id.xyz654321');

// If the bookmark exists within the tab, logs the character offset of its position to the
// console. Otherwise, logs 'No bookmark exists with the given ID.' to the console.
if (bookmark) {
  console.log(bookmark.getPosition().getOffset());
} else {
  console.log('No bookmark exists with the given ID.');
}

// Opens the Docs file and retrieves the tab by its IDs. If you created your script from within
// a Google Docs file, you can use DocumentApp.getActiveDocument().getActiveTab() instead.
// TODO(developer): Replace the IDs with your own.
const documentTab = DocumentApp.openById(DOCUMENT_ID).getTab(TAB_ID).asDocumentTab();

// Gets all of the bookmarks in the tab.
const bookmarks = documentTab.getBookmarks();

// Logs the number of bookmarks in the tab to the console.
console.log(bookmarks.length);

// Opens the Docs file and retrieves the tab by its IDs. If you created your script from within
// a Google Docs file, you can use DocumentApp.getActiveDocument().getActiveTab() instead.
// TODO(developer): Replace the IDs with your own.
const documentTab = DocumentApp.openById(DOCUMENT_ID).getTab(TAB_ID).asDocumentTab();

// Gets the text of the tab's footer and logs it to the console.
console.log(documentTab.getFooter().getText());

// Opens the Docs file and retrieves the tab by its IDs. If you created your script from within
// a Google Docs file, you can use DocumentApp.getActiveDocument().getActiveTab() instead.
// TODO(developer): Replace the IDs with your own.
const documentTab = DocumentApp.openById(DOCUMENT_ID).getTab(TAB_ID).asDocumentTab();

// Gets the first footnote.
const footnote = documentTab.getFootnotes()[0];

// Logs footnote contents to the console.
console.log(footnote.getFootnoteContents().getText());

// Opens the Docs file and retrieves the tab by its IDs. If you created your script from within
// a Google Docs file, you can use DocumentApp.getActiveDocument().getActiveTab() instead.
// TODO(developer): Replace the IDs with your own.
const documentTab = DocumentApp.openById(DOCUMENT_ID).getTab(TAB_ID).asDocumentTab();

// Gets the text of the tab's header and logs it to the console.
console.log(documentTab.getHeader().getText());

// Append a paragraph, then place the user's cursor after the first word of the new paragraph.
// TODO(developer): Replace the IDs with your own.
var doc = DocumentApp.openById(DOCUMENT_ID);
var documentTab = doc.getTab(TAB_ID).asDocumentTab();
var paragraph = documentTab.getBody().appendParagraph('My new paragraph.');
var position = documentTab.newPosition(paragraph.getChild(0), 2);
doc.setCursor(position);

// Change the user's selection to a range that includes every table in the tab.
// TODO(developer): Replace the IDs with your own.
var doc = DocumentApp.openById(DOCUMENT_ID);
var documentTab = doc.getTab(TAB_ID).asDocumentTab();
var rangeBuilder = documentTab.newRange();
var tables = documentTab.getBody().getTables();
for (var i = 0; i < tables.length; i++) {
  rangeBuilder.addElement(tables[i]);
}
doc.setSelection(rangeBuilder.build());