Quill Test

/*Downloaded from https://www.codeseek.co/1cco/quill-test-gKMmWm */
    .ql-omega {
	width: auto;
	font-family: 'Helvetica Neue', 'Helvetica', 'Arial', sans-serif;
	font-size: 14px;
    font-weight: 500;
	color: rgb(68,68,68);
	&::after {
		content: "Custom";
	}
}

/*Downloaded from https://www.codeseek.co/1cco/quill-test-gKMmWm */
    let BlockEmbed = Quill.import('blots/block/embed');

class MyEmbed extends BlockEmbed {
	static create(text) {
		let node = super.create();
		node.setAttribute('data-text', text);
		let elem = document.createElement('div');
		elem.innerHTML = '<ul>\
			<li><a href=""><img src="" alt=""></a></li>\
			<li><a href=""><img src="" alt=""></a></li>\
			<li><a href=""><img src="" alt=""></a></li>\
			</ul>';
		node.appendChild(elem);
		return node;
	}
	static value(node) {
		return node.getAttribute('src');
	}
}
MyEmbed.blotName = 'myembed';
MyEmbed.tagName = 'div';
MyEmbed.className = 'myembed';
Quill.register(MyEmbed);

var toolbarOptions = [
  ['bold', 'italic', 'underline', 'strike'],        // toggled buttons
  ['blockquote', 'code-block'],

  [{ 'header': 1 }, { 'header': 2 }],               // custom button values
  [{ 'list': 'ordered'}, { 'list': 'bullet' }],
  [{ 'script': 'sub'}, { 'script': 'super' }],      // superscript/subscript
  [{ 'indent': '-1'}, { 'indent': '+1' }],          // outdent/indent
  [{ 'direction': 'rtl' }],                         // text direction

  [{ 'size': ['small', false, 'large', 'huge'] }],  // custom dropdown
  [{ 'header': [1, 2, 3, 4, 5, 6, false] }],

  [{ 'color': [] }, { 'background': [] }],          // dropdown with defaults from theme
  [{ 'font': [] }],
  [{ 'align': [] }],

  ['clean'],                                         // remove formatting button
  ['omega']
];

var quill = new Quill('#editor', {
  modules: {
    toolbar: toolbarOptions
  },
  theme: 'snow'
});

var gui = new dat.GUI();
var controlls = [];
var customContainer = document.getElementById('dat');
customContainer.appendChild(gui.domElement);
var params = {
	message: 'test',
	proceed: function(){return true;}
};

var customButton = document.querySelector('.ql-omega');
customButton.addEventListener('click', function() {
	var range = quill.getSelection();
	if (range) {
		openGUI();
		params.proceed = function(){
			quill.insertEmbed(range.index, 'myembed', params.message, Quill.sources.USER);
			closeGUI();
		}
		// quill.insertText(range.index, "Ω");
	}
});

function openGUI() {
	controlls.push(gui.add(params, 'message'));
	controlls.push(gui.add(params, 'proceed'));
}

function closeGUI() {
	for (var key in controlls) {
		controlls[key].remove();
	}
	controlls = [];
}