/********************************************************************
* Display and initialize navigation bar
********************************************************************
* Guenter Koellner Embedded Development GmbH
*
* Am Rain 24
* 85256 Vierkirchen
* Geschaeftsfuehrer Guenter Koellner
*
* References:
* https://www.w3schools.com/jsref/default.asp
* http://www.chartjs.org/docs/latest/
* https://stackoverflow.com/questions/8348401/javascript-two-separate-scripts-share-variables
*
* http://www.modesbeast.com
********************************************************************/

$(document).ready(function(){
	//console.log("navbar.js-->document ready");
	insert_navbar();
});

// wrapper for $.getJSON, but includes credentials (for cross origin setups) - should be usable by all parts of the site
function getJSON(url, func){
	$.ajax({
		url: url,
		type: "GET",
		dataType: 'json',
		xhrFields: { withCredentials: true },
		success: func
	});
}
function insert_navbar() {
	getJSON(rcd_globals.fcgipath+"param.json?param=productname,webskin,versioninfo,oemfeatureset1,sessionactive,license_serverid,license_org,license_history,featurecommercial", function(params) {
		rcd_globals.webskin = params.webskin;

		console.log("Globals:",rcd_globals);
        console.log("params:",params);

        var productname = 'Radarcape';
		var logo = 'jetvision';
		switch( params.webskin ) {
			case 'virtower':
				productname = 'Virtower';
				params.productname='Virtower';
				rcd_globals.productname='Virtower';
				logo = 'virtower';
				break;
			default:
				switch ( rcd_globals.productname ) {
					case 'MLAT_SERVER':
						productname = 'Jetvision MLAT Server';
						logo = 'jetvision_JFTN';
						break;
					default:
						productname = params.productname;
						logo = params.webskin;
						break;
				}
		}

		function makeNavbarToplevel(){
			// remove containing div and put nav directly in body
			$('#nav').parent().prepend($('#nav').find('nav')[0]);
			$('#nav').remove();
		}

		if( rcd_globals.productname==='MLAT_SERVER' ) {
			rcd_globals.is_mlat_srv = true;
			$("#nav").load( 'navbar_mlatserver.html', function() {
				var link = document.querySelector("link[rel*='icon']") || document.createElement('link');
				link.type = 'image/x-icon';
				link.rel = 'shortcut icon';
				link.href = 'favicon-'+logo+'.ico';
				document.getElementsByTagName('head')[0].appendChild(link);
				document.getElementById('navbar_logo').innerHTML = '<img style="margin-top: -15px;" alt="'+logo+'" src="logo-'+logo+'.png">';
				if( params.license_history )
				    document.getElementById('menuitemhistory').style = "";
				document.getElementById('versioninfo').innerHTML = (params.webskin==='virtower') ? "&nbsp;" : "Server: " + params.license_serverid + " Org: " + params.license_org + "&nbsp;|&nbsp;" + params.versioninfo;
				makeNavbarToplevel();
			});
		}
		else
		{
			$("#nav").load( 'navbar_rcd.html', function() {
			    rcd_globals.productname=params.productname;

				var id1 = (params.sessionactive==0) ? "navbar_login" : "navbar_logout";
				var doc1 = document.getElementById( id1 );
				doc1.style.display = "";
				var id2 = (params.sessionactive==0) ? "navbar_logout" : "navbar_login"
				var doc2 = document.getElementById( id2 );
				doc2.style.display = "none";

				document.getElementById('versioninfo').innerHTML = (params.webskin==='virtower') ? "&nbsp;" : params.versioninfo;
                if( params.oemfeatureset1==1 || params.webskin=='virtower' ) {
                    var doc = document.getElementById("navbar_onlinehelp").style.display = "none";
                }
                if( params.featurecommercial==1 ) {
                    var doc = document.getElementById("menu_item_asterix").style.display = "";
                }
				var link = document.querySelector("link[rel*='icon']") || document.createElement('link');
				if( params.productname=="Air!Squitter" ) {
				    logo="airsquitter";
				}
				link.type = 'image/x-icon';
				link.rel = 'shortcut icon';
				link.href = 'favicon-'+logo+'.ico';
				document.getElementsByTagName('head')[0].appendChild(link);
				document.getElementById('navbar_logo').innerHTML = '<img style="margin-top: -15px;" alt="'+logo+'" src="logo-'+logo+'.png">';
				makeNavbarToplevel();
			});
		}
		apply_webskin();
		rcd_globals.initialized = true;
	});
}

function add_stylesheet(href) {
    var link = document.createElement('link');
    link.type = "text/css";
    link.rel = "stylesheet";
	link.href = href;

	link.onload = function () {
		var event_cust_css_loaded = new Event('custom_css_loaded');
		window.dispatchEvent(event_cust_css_loaded);
	}

    document.getElementsByTagName("head")[0].appendChild(link);
}

function apply_webskin() {
   add_stylesheet('css/' + rcd_globals.webskin + '/bootstrap.min.css');
// add_stylesheet('css/' + rcd_globals.webskin + '/radarcape.css');
   add_stylesheet('css/' + rcd_globals.webskin + '/bootstrap-customized.css');
}