var arkflux = {
	nl: null,
	nid: null,
	newsletter: function(id) {
		this.nid = id;
		this.nl = document.createElement("div");
		this.nl.id = "afx"+id;
		script = document.scripts[document.scripts.length - 1]; // A reference to the currently running script
		this.nl.innerHTML = "loading";
		script.parentElement.insertBefore(this.nl, script);
		this.get("https://www.networkreach.com/apps/production/arkflux/newsletters/api/newsletters.content.load.php?id="+id, this.nl, arkflux.callback);
	},
	
	get: async function(url, elem, cb) {
		fetch(url /*, options */)
		.then((response) => response.text())
		.then((html) => {
			elem.innerHTML = html;
			if(cb != null) {
				cb();
			}
		})
		.catch((error) => {
			console.warn(error);
		});
	},
	
	callback: function() {
		document.getElementById('newsletter-submit-button').addEventListener('click', function() {
           var xData = "";
           var elem = document.getElementById('newsletter-signup')
           if(elem) {
            	xData = "email="+elem.value;
            	var elem = document.getElementById('newsletter-firstname')
            	if(elem) {
            		xData = xData + "&firstname="+elem.value;
            	}
            	
            	var elem = document.getElementById('newsletter-lastname')
            	if(elem) {
            		xData = xData + "&lastname="+elem.value;
            	}
            	
            	var elem = document.getElementById('newsletter-birthday')
            	if(elem) {
            		xData = xData + "&birthday="+elem.value;
            	}
            	
            	if(xData != "") {
            		arkflux.get('https://www.networkreach.com/apps/production/arkflux/newsletters/api/newsletters.register.php?'+xData+'&id='+arkflux.nid, document.getElementById('afx-content'), null);
            	}
            }                 
        });
	}
}