Function prepareFormattingTools

public/js/markdown.js:47–213

()

};

export function prepareFormattingTools() {
	require([
		'composer/formatting',
		'composer/controls',
		'translator',
	], function (formatting, controls, translator) {
		if (formatting && controls) {
			translator.getTranslations(window.config.userLang, 'markdown', function (strings) {
				// used for h1,h2...h6
				function formatHeading(heading, textarea, selectionStart, selectionEnd) {
					if (selectionStart === selectionEnd) {
						controls.insertIntoTextarea(textarea, `${heading} ${strings.heading}`);

						controls.updateTextareaSelection(
							textarea,
							selectionStart + heading.length + 1,
							selectionStart + strings.heading.length + heading.length + 1
						);
					} else {
						const selectedText = $(textarea).val().substring(selectionStart, selectionEnd);
						const newText = `${heading} ${selectedText}`;
						controls.replaceSelectionInTextareaWith(textarea, newText);
						controls.updateTextareaSelection(
							textarea,
							selectionStart + (heading.length + 1),
							selectionEnd + (newText.length - selectedText.length)
						);
					}
				}


				formatting.addButtonDispatch('bold', function (textarea, selectionStart, selectionEnd) {
					if (selectionStart === selectionEnd) {
						const block = controls.getBlockData(textarea, '**', selectionStart);

						if (block.in && block.atEnd) {
							// At end of bolded string, move cursor past delimiters
							controls.updateTextareaSelection(textarea, selectionStart + 2, selectionStart + 2);
						} else {
							controls.insertIntoTextarea(textarea, '**' + strings.bold + '**');
							controls.updateTextareaSelection(
								textarea, selectionStart + 2, selectionStart + strings.bold.length + 2
							);
						}
					} else {
						const wrapDelta = controls.wrapSelectionInTextareaWith(textarea, '**');
						controls.updateTextareaSelection(
							textarea, selectionStart + 2 + wrapDelta[0], selectionEnd + 2 - wrapDelta[1]
						);
					}
				});

				formatting.addButtonDispatch('italic', function (textarea, selectionStart, selectionEnd) {
					if (selectionStart === selectionEnd) {
						const block = controls.getBlockData(textarea, '*', selectionStart);

						if (block.in && block.atEnd) {
							// At end of italicised string, move cursor past delimiters