JSFiddle - React, Tailwind, and code Playground

by Graham Dixon

HTML

<script src="http://ajax.googleapis.com/ajax/libs/jquery/1.10.2/jquery.min.js"></script>
<script src="http://ajax.googleapis.com/ajax/libs/jqueryui/1.10.3/jquery-ui.min.js"></script>
<script src="https://lasdashboard.co.uk/BuildForm/JS/jquery.gform/jquery.htmlClean.js"></script>
<script src="http://daffl.github.io/jquery.dform/release/jquery.dform-1.1.0.js"></script>
        <div class="dd" id="nestable2">
            <ol class="dd-list">
                <li class="dd-item  dd3-item" data-id="13">
                     <div class="dd-handle dd3-handle"></div><div class="dd3-content"><input type="text" name="test"></input></div>
                </li>
                <li class="dd-item dd3-item nestAllowed" data-id="14">
<button data-action="collapse" type="button">Collapse</button>                  <button data-action="expand" type="button" style="display:none;">Expand</button>
                    <div class="dd-handle dd3-handle">Drag</div>
                    <div class="dd3-content ">NEST - Multi Texts</div>
                    <ol class="dd-list">
                <li class="dd-item  dd3-item" data-id="13">
                     <div class="dd-handle dd3-handle"></div><div class="dd3-content"><input type="text" name="test"></input></div>
                </li>
                        <li class="dd-item  dd3-item" data-id="13">
                     <div class="dd-handle dd3-handle"></div><div class="dd3-content"><input type="text" name="test2"></input></div>
                </li>
                        </ol>
                </li>
                <li class="dd-item" data-id="15">
                    <div class="dd-handle">Item 15</div>
                    <ol class="dd-list">
                        <li class="dd-item" data-id="16"><div class="dd-handle2">Item 16</div></li>
                        <li class="dd-item" data-id="17"><div class="dd-handle2">Item 17</div></li>
                        <li class="dd-item" data-id="18"><div class="dd-handle2">Item...

CSS

/**
 * Nestable
 */

.dd { position: relative; display: block; margin: 0; padding: 0; max-width: 600px; list-style: none; font-size: 13px; line-height: 20px; }

.dd-list { display: block; position: relative;  margin-left:5px;  padding: 0; list-style: none; }
.dd-list .dd-list { padding-left: 30px; }
.dd-collapsed .dd-list { display: none; }

.dd-item,
.dd-empty,
.dd-placeholder { display: block; position: relative; margin: 0; padding: 0; min-height: 20px; font-size: 13px; line-height: 20px; }

.dd-handle, .dd-handle2 { display: block; height: auto; margin: 5px 0; padding: 5px 10px; color: #333; text-decoration: none; font-weight: bold; border: 1px solid #ccc;
    background: #fafafa;
    background: -webkit-linear-gradient(top, #fafafa 0%, #eee 100%);
    background:    -moz-linear-gradient(top, #fafafa 0%, #eee 100%);
    background:         linear-gradient(top, #fafafa 0%, #eee 100%);
    -webkit-border-radius: 3px;
            border-radius: 3px;
    box-sizing: border-box; -moz-box-sizing: border-box;
}
.dd-handle:hover, .dd-handle2:hover { color: #2ea8e5; background: #fff; }

.dd-item > button { display: block; position: relative; cursor: pointer; float: left; color:#000;width: 25px; height: 20px; margin: 5px 0; padding: 0; text-indent: 100%; white-space: nowrap; overflow: hidden; border: 0; background: transparent; font-size: 12px; line-height: 1; text-align: center; font-weight: bold; z-index:10;}
.dd-item > button:before { content: '+'; display: block; position: absolute; width: 100%; text-align: center; text-indent: 0; }
.dd-item > button[data-action="collapse"]:before { content: '-'; }

.dd-placeholder,
.dd-empty { margin: 5px 0; padding: 0; min-height: 30px; background: #f2fbff; border: 1px dashed #b6bcbf; box-sizing: border-box; -moz-box-sizing: border-box; }
.dd-empty { border: 1px dashed #bbb; min-height: 100px; background-color: #e5e5e5;
    background-image: -webkit-linear-gradient(45deg, #fff 25%, transparent 25%, transparent 75%, #fff 75%,...

JavaScript

/*!
 * Nestable jQuery Plugin - Copyright (c) 2012 David Bushell - http://dbushell.com/
 * Dual-licensed under the BSD or MIT licenses
 */
                var nest2 = $('#nestable2').html();

;(function($, window, document, undefined)
{
    var hasTouch = 'ontouchstart' in window;

    /**
     * Detect CSS pointer-events property
     * events are normally disabled on the dragging element to avoid conflicts
     * https://github.com/ausi/Feature-detection-technique-for-pointer-events/blob/master/modernizr-pointerevents.js
     */
    var hasPointerEvents = (function()
    {
        var el    = document.createElement('div'),
            docEl = document.documentElement;
        if (!('pointerEvents' in el.style)) {
            return false;
        }
        el.style.pointerEvents = 'auto';
        el.style.pointerEvents = 'x';
        docEl.appendChild(el);
        var supports = window.getComputedStyle && window.getComputedStyle(el, '').pointerEvents === 'auto';
        docEl.removeChild(el);
        return !!supports;
    })();

    var eStart  = hasTouch ? 'touchstart'  : 'mousedown',
        eMove   = hasTouch ? 'touchmove'   : 'mousemove',
        eEnd    = hasTouch ? 'touchend'    : 'mouseup';
        eCancel = hasTouch ? 'touchcancel' : 'mouseup';

    var defaults = {
            listNodeName    : 'ol',
            itemNodeName    : 'li',
            rootClass       : 'dd',
            listClass       : 'dd-list',
            itemClass       : 'dd-item',
            dragClass       : 'dd-dragel',
            handleClass     : 'dd-handle',
            collapsedClass  : 'dd-collapsed',
            placeClass      : 'dd-placeholder',
            noDragClass     : 'dd-nodrag',
            emptyClass      : 'dd-empty',
            expandBtnHTML   : '<button data-action="expand" type="button">Expand</button>',
            collapseBtnHTML : '<button data-action="collapse" type="button">Collapse</button>',
            group           : 0,
            maxDepth   ...