(function () {
	'use strict';

	// Create the SendVisitorData service
	angular
		.module('view-form')
		.factory('SendVisitorData', SendVisitorData);

	SendVisitorData.$inject = ['Socket', '$state'];

	function SendVisitorData(Socket, $state) {

		// Create a controller method for sending visitor data
		function send(form, lastActiveIndex, timeElapsed) {

			// Create a new message object
			var visitorData = {
				referrer: document.referrer,
				isSubmitted: form.submitted,
				formId: form._id,
				lastActiveField: form.form_fields[lastActiveIndex]._id,
				timeElapsed: timeElapsed
			};
			Socket.emit('form-visitor-data', visitorData);
		}

		function init(){
			// Make sure the Socket is connected
			if (!Socket.socket) {
				Socket.connect();
			}
		}

		var service = {
			send: send
		};

		init();
		return service;

	}
}());