WhatsApp Icon Floating in Javascript

script.js

(function(d) {
		var phone = '+1234567';
    var text = "Hello, I'm interested for: " + window.location.href;
		if(!window.location.pathname.startsWith("/products")){
			text = "Hello, I'm interested..";
		}
		
    var link = d.createElement('a');
    var style = d.createElement('style');

    link.innerHTML = `<svg aria-hidden="true" focusable="false" data-prefix="fab" data-icon="whatsapp" role="img" xmlns="http://www.w3.org/2000/svg" viewBox="0 0 448 512"><path fill="currentColor" d="M380.9 97.1C339 55.1 283.2 32 223.9 32c-122.4 0-222 99.6-222 222 0 39.1 10.2 77.3 29.6 111L0 480l117.7-30.9c32.4 17.7 68.9 27 106.1 27h.1c122.3 0 224.1-99.6 224.1-222 0-59.3-25.2-115-67.1-157zm-157 341.6c-33.2 0-65.7-8.9-94-25.7l-6.7-4-69.8 18.3L72 359.2l-4.4-7c-18.5-29.4-28.2-63.3-28.2-98.2 0-101.7 82.8-184.5 184.6-184.5 49.3 0 95.6 19.2 130.4 54.1 34.8 34.9 56.2 81.2 56.1 130.5 0 101.8-84.9 184.6-186.6 184.6zm101.2-138.2c-5.5-2.8-32.8-16.2-37.9-18-5.1-1.9-8.8-2.8-12.5 2.8-3.7 5.6-14.3 18-17.6 21.8-3.2 3.7-6.5 4.2-12 1.4-32.6-16.3-54-29.1-75.5-66-5.7-9.8 5.7-9.1 16.3-30.3 1.8-3.7.9-6.9-.5-9.7-1.4-2.8-12.5-30.1-17.1-41.2-4.5-10.8-9.1-9.3-12.5-9.5-3.2-.2-6.9-.2-10.6-.2-3.7 0-9.7 1.4-14.8 6.9-5.1 5.6-19.4 19-19.4 46.3 0 27.3 19.9 53.7 22.6 57.4 2.8 3.7 39.1 59.7 94.8 83.8 35.2 15.2 49 16.5 66.6 13.9 10.7-1.6 32.8-13.4 37.4-26.4 4.6-13 4.6-24.1 3.2-26.4-1.3-2.5-5-3.9-10.5-6.6z"></path></svg>`;

    style.innerHTML = `.widget-whatsapp { background-color: #25D366; border-radius: 50%; box-shadow: 0 1px 3px rgba(0, 0, 0, .3), 0 1px 8px rgba(0, 0, 0, .1); color: #fff !important; display: block; width: 50px; height: 50px; padding: 10px 12px 12px; right: 20px; bottom: 25px; position: fixed;z-index: 99999;bottom: 50px;right: 50px;float: right;} .widget-whatsapp:hover{color:#fafafa;}`;

    link.setAttribute('href', `https://api.whatsapp.com/send?phone=${phone}&text=${text}`);
    link.setAttribute('target', '_blank');
    link.setAttribute('title', 'WhatsApp');

    link.classList.add('widget-whatsapp');

		if(!document.body.classList.contains('logged-in')){
			d.body.appendChild(link);
			d.body.appendChild(style);
		}
})(document);