JSFiddle - React, Tailwind, and code Playground
by NunoMira
HTML
<script src="https://code.jquery.com/jquery-3.4.1.slim.js"></script>
<link rel="stylesheet" href="https://stackpath.bootstrapcdn.com/bootstrap/4.4.1/css/bootstrap.css">
<script src="https://cdnjs.cloudflare.com/ajax/libs/popper.js/1.16.0/umd/popper.js"></script>
<script src="https://stackpath.bootstrapcdn.com/bootstrap/4.4.1/js/bootstrap.js"></script>
<link rel="stylesheet" href="https://stackpath.bootstrapcdn.com/font-awesome/4.7.0/css/font-awesome.css">
<form id="batteryform" class = "js-battery-form" action="/home" method="POST">
<div class="input-group mb-3">
<div class="input-group-prepend">
<label class="input-group-text form-control-sm" for="battery_size">Battery size</label>
</div>
<select class="custom-select custom-select-sm" id="battery_size", name="battery_size">
<option value="1.2">1.2kWh</option>
<option value="2.4">2.4kWh</option>
<option value="3.6" selected>3.6kWh</option>
<option value="4.8">4.8kWh</option>
<option value="7.2">7.2kWh</option>
</select>
</div>
<button type="submit" id='btnFetch' class="btn btn-primary btn-sm btn-block">Submit Query </button>
</form>
JavaScript
$(document).ready(function() {
$("#btnFetch").click(function() {
// disable button
$(this).prop("disabled", true);
// add spinner to button
$(this).html(
`<span class="spinner-border spinner-border-sm" role="status" aria-hidden="true"></span> A enviar dados...`
);
});
});