navdata = null;

var completedvideos = new Object();

$(document).ready(function() {
	
	
    var program = readCookie("program_id");
    var module = readCookie("module_id");
    var lastpage = parseInt(readCookie("lastpage_id"));
    var maxpage = parseInt(readCookie("maxpage_id"));
    var url = window.location.pathname;
    
    if(url =="/quiz/"){
	    var page =parseInt(navdata[program]['modref'][module]);
	    if(lastpage +1 != page){
		    module = module - 1;
		    var page =parseInt(navdata[program]['modref'][module]);
	    }
	    
    }else if(url =="/fail/"){
	    var page =parseInt(navdata[program]['modref'][module]);
    }else{
    	var page =parseInt(navdata[program]['urls'][url]);
    	createCookie('module_id='+navdata[program]['pages'][page]['module'], 1);
    	createCookie('lastpage_id='+page, 1);
	}
    	  
    
    if(page == maxpage+1){
	    createCookie('maxpage_id='+page, 1)	    
    }else if(page > maxpage+1){
	    window.location.href = navdata[program]['pages'][maxpage]['page'];
    }else if(page < maxpage){
	    $("#showOnEnd").css( "display", "inline");
    }
    
             
   //if(window.location.hostname == 'bia.electro-previews.co.uk'){
  	 var pagecount = Object.keys(navdata[program]['pages'])[Object.keys(navdata[program]['pages']).length-1]; 
  	 var textcontent = page + " / " + pagecount;   	
  	  
  	  $( "footer" ).append( '<div id="progress-indicator">'+ textcontent + "<div id='progress-bar' style='width:"+parseInt(100/pagecount*page)+"%'>" + textcontent + "</div></div>" );
    //}
    
    var navtree = '<a href="javascript:void(0)" class="closebtn" onclick="closeNav()">&times;</a> <a href="/">Home</a>'
    navdata[program]['modules'].forEach(function(element) {
	    if(navdata[program]['urls'][element['url']] > maxpage){
	    	navtree = navtree +  '<a class="unclickable">'+element['name']+'</a> ';
	    }else{
		    navtree = navtree +  '<a href="' + element['url'] + '">'+element['name']+'</a> ';
	    }
	});
	
	$("#mySidenav").html(navtree);
	
	if(page>1){
		prevlink = navdata[program]['pages'][page-1]['page'];
	}else{
		prevlink = '/select-program/';
	}

	$("#prevlink").attr("href", prevlink);
	$("#nextlink").attr("href", navdata[program]['pages'][page+1]['page']);

});

		function createCookie(data, hours) {

            var date = new Date();
            date.setTime(date.getTime() + (hours * 60 * 60 * 1000));
            var expires = "; expires=" + date.toGMTString()+"; path=/";
                          

            document.cookie = data + expires;
        }

		function readCookie(name) {
            var nameEQ = name + "=";
            var ca = document.cookie.split(';');
            for (var i = 0; i < ca.length; i++) {
                var c = ca[i];
                while (c.charAt(0) == ' ') c = c.substring(1, c.length);
                if (c.indexOf(nameEQ) == 0) return c.substring(nameEQ.length, c.length);
            }
            return null;
        }
        
        
        

function boxChecked(id){
	if($(id).is(":checked")){  
	    $(id+"_response").show();
	}else{
	    $(id+"_response").hide();
	}
}

function revealElem() {
    document.getElementById("showOnEnd").style.display = ""; 
}
            
function multireveal(id) {
	//alert(id);
    completedvideos[id] = true;
    //alert(Object.keys(completedvideos).length );
    //if( Object.keys(completedvideos).length == boxcount){
	if( Object.keys(completedvideos).length == $('[data-type="video"]').length){    
        revealElem(); 
    }
 
}