JSFiddle - React, Tailwind, and code Playground

by mayanksaxena19

HTML

<script src="//code.jquery.com/jquery-3.3.1.slim.min.js"></script>
<link rel="stylesheet" href="//stackpath.bootstrapcdn.com/bootstrap/4.1.0/css/bootstrap.min.css">
<script src="//cdnjs.cloudflare.com/ajax/libs/popper.js/1.14.0/umd/popper.min.js"></script>
<script src="//stackpath.bootstrapcdn.com/bootstrap/4.1.0/js/bootstrap.min.js"></script>
<link rel="stylesheet" href="https://stackpath.bootstrapcdn.com/font-awesome/4.7.0/css/font-awesome.min.css">
<link rel="stylesheet" href="//stackpath.bootstrapcdn.com/bootstrap/4.1.3/css/bootstrap.min.css" integrity="sha384-MCw98/SFnGE8fJT3GXwEOngsV7Zt27NXFoaoApmYm81iuXoPkFOJwJ8ERdknLPMO" crossorigin="anonymous">
<link rel="stylesheet" href="https://use.fontawesome.com/releases/v5.1.0/css/all.css">
<div class='container'>



<div class="row">
  <div class="col-md-6 float-left">
    <p>Funds (Add/Reduce)</p>
  </div>
  <div class="col-md-6 mb-3 pl-0 float-left ac-set">
    <div class="input-group add-reduce-div">
      <div class="input-group-prepend">
        <div class="dropdown">
          <button class="btn btn-dropdown dropdown-toggle" type="button" id="dropdownMenuButton" data-toggle="dropdown" aria-haspopup="true" aria-expanded="false"></button>
          <div class="dropdown-menu add-reduce" aria-labelledby="dropdownMenuButton">
            <a click="setAction('Add')" class="dropdown-item" href="#"><i class="fas fa-plus funds-icons"></i>&nbsp; Add</a>
            <a click="setAction('Reduce')" class="dropdown-item" href="#"><i class="fas fa-minus funds-icons"></i>&nbsp; Reduce</a>
          </div>
        </div>
      </div>
      <input type="number" class="form-control universal-input add-reduce-input">
      <div class="input-group-append">
        <button id="btnAdd" type="button" class="btn btn-dropdown" disabled="disabled">Add</button>
        <button id="btnReduce" style='display:none' type="button" class="btn btn-dropdown">Reduce</button>
      </div>
    </div>
  </div>
</div>
</div>

JavaScript

function setAction(val){
  var other = val == 'Add' ? 'Reduce' : 'Add';
	document.getElementById('btn' + val).disabled = false;
  document.getElementById('btn' + val).style.display = '';
  document.getElementById('btn' + other).style.display = 'none';
}