isiOS

var QueryString = function () {
	var query_string = {};
	var query = window.location.search.substring(1);
	var vars = query.split("&");
	for (var i=0;i<vars.length;i++) {
		var pair = vars[i].split("=");
		query_string[pair[0]] = pair[1];
	} 
	return query_string;
} ();

var ua = navigator.userAgent;
var isAndroid = !!ua.match(/android/gi);
var isiOS = !!ua.match(/iphone|ipad|ipod/gi);
var isWindows = !!ua.match(/windows/gi);

var androidMarket = 'https://play.google.com/store/apps/details?id=com.signnow.android';
var iTunesStore = 'http://itunes.apple.com/us/app/signnow/id489262811?mt=8';

var isAppliance = !(/(signnow\.com$)|(cudasign\.com$)/i.test(window.location.hostname));
var isSignNowProduction = (/(^signnow\.com$)|(^cudasign\.com$)/i.test(window.location.hostname));

function deviceNotSupported() {
    alert('Sorry! It appears your device currently isn\'t supported.');
}

function androidNotSupportedForAppliance() {
    alert('Sorry! Signing Links from appliances are currently not supported on Android devices.');
}

function downloadTheApp(){
    if(isiOS){
        window.location = iTunesStore;
    }else if (isAndroid){
        if(!isAppliance){
            window.location = androidMarket;
        }else{
            androidNotSupportedForAppliance();
        }
    }else{
        deviceNotSupported();
    }
}

function getMiddlewareDomain() {
	
	var host = 'https://mw-eval.signnow.com';

	return host;
}

function redirectToMobileWeb() {
	var documentID = QueryString.document_id;
	if (!documentID) return SNError(oldURL, 'We were unable to find the document you\'re trying to access. Feel free to contact support@signnow.com');

	
	var accessToken = QueryString.access_token;
	if (!accessToken) return SNError(accessToken, 'We were unable to verify your account information. Feel free to contact support@signnow.com');
	
	var redirect_uri = QueryString.redirect_uri;
	if (redirect_uri) {
		redirect_uri = '&redirect_uri=' + redirect_uri;
	} else {
		redirect_uri = "";
	}
	
	window.location = getMiddlewareDomain() + '/mobileweb/startsigning?document_id=' + documentID + '&access_token=' + accessToken + redirect_uri;
	
}

function redirectToApp(){
    if(isiOS){
        if(isSignNowProduction){
            window.location = "signnow-private://nologin-signing-link-v2?document_id=" + QueryString.document_id + "&access_token=" + QueryString.access_token + "&redirect_uri=" + QueryString.redirect_uri;
        }else{
            window.location = "signnow-private://nologin-signing-link-v2?document_id=" + QueryString.document_id + "&access_token=" + QueryString.access_token + "&redirect_uri=" + QueryString.redirect_uri + "&hostname=" + window.location.hostname;
        }
    }else if(isAndroid){
        if(!isAppliance){
            window.location = "signnow-private://nologin-signing-link?document_id=" + QueryString.document_id + "&access_token=" + QueryString.access_token + "&redirect_uri=" + QueryString.redirect_uri;
        }else{
            androidNotSupportedForAppliance();
        }
    }else{
    	deviceNotSupported();
    }
}

var mobileweb_setting = QueryString.mobileweb;
if (!mobileweb_setting) mobileweb_setting = 'app_only';


if (!isiOS) { //android goes here for the time being
	redirectToMobileWeb();
}

if(mobileweb_setting === 'mobileweb_only'){
	redirectToMobileWeb();	
}