JSFiddle - React, Tailwind, and code Playground

HTML

<div class="field" contenteditable="true">asdfasdfsdf</div>
<button class="insert-image">Insert Image</button>

JavaScript

$(document).ready(function() {
    $(".insert-image").on('click', function(event) {
        event.preventDefault();        var imgSrc = "";
        
        $('.field').append('<img id="theImg" src="http://nuclearpixel.com/content/icons/2010-02-09_stellar_icons_from_space_from_2005/earth_128.png" />');

        // not sure what to do here
    });
});