function getToday(){
    var date = new Date();
    var year = date.getFullYear();
    var month = ("0" + (1 + date.getMonth())).slice(-2);
    var day = ("0" + date.getDate()).slice(-2);

    return year + "-" + month + "-" + day;
}



var backpage_status = true;
var backpage_status_end = true;//½ÃÀÛÀºÇßÁö¸¸ Áß°£¿¡ ºñ½ÇÇà ÇÒ ¼ö ÀÖ´Ù 2020-10-07 ±Ç¿À¿ë

// µÚ·Î°¡±â (backpage)
var now_dirname = "page";
var ref_address = document.referrer; //¸®ÆÛ·²°ª üũ
var now_protocal = location.protocol;
var backpage_url = '';

var data = [{"backid":"26","group_id":"5","url":"https:\/\/wrd.appstory.co.kr\/rd.flad?n=100672","title":"\uc0bc\uc131 \uac8c\uc784 \ubc31\ud398\uc774\uc9c0, \ud584\uc2a4\ud130 \uc810\ud504 (230504)- \uc7ac\uc14b\ud305","start_date":"2023-05-08","end_date":"2024-05-07","percent":"1","reg_date":"2023-05-08"}];
//var data = [{"backid":"1","group_id":"1","url":"https:\/\/www.daily.co.kr\/life3133219743?a=1","title":"test","start_date":"2023-02-04","end_date":"2023-03-16","percent":"71","reg_date":"2023-02-28"},{"backid":"2","group_id":"1","url":"https:\/\/c2.appstory.co.kr\/appliances3034?a=1","title":"test","start_date":"2023-02-16","end_date":"2023-03-17","percent":"29","reg_date":"2023-02-28"}];




var start_num = 0;
var now_date = getToday();
var total_percent = 0;
var backpage_event_status = true;
for(var i in data){
    
	if(data[i].start_date <= now_date && data[i].end_date >= now_date){
		
		total_percent += parseInt(data[i].percent);
		data[i].start_num = parseInt(start_num);
		data[i].end_num = parseInt(start_num)+parseInt(data[i].percent);

		start_num += parseInt(data[i].percent);

	}else{
		
		delete data[i];

	}

}



var backrandnum = Math.floor(Math.random() * total_percent);

for(var i in data){

	if(data[i].start_num <= backrandnum && data[i].end_num > backrandnum){
		
		var backpage_url = data[i].url;
		break;

	}

}

console.log('total('+total_percent+') / random('+(backrandnum+1) +') / url : '+backpage_url);
/*
console.log(total_percent);
console.log(backrandnum);
console.log(data);
console.log(backpage_url);
*/

if(backpage_url){


	if(ref_address != '' && ref_address.indexOf('https://') == -1) ref_address = '';




	var login_host_address = location.href.replace(location.hash, "");




	if(backpage_status === true){

		
				
			history.pushState(now_dirname+'back', null, '#'+now_dirname+'back');


			
			
		

			$(window).on("popstate" , function(e) {

			if(backpage_status_end != true)return false;

			//	alert(e.originalEvent.state);

			var sm_UserAgent = navigator.userAgent.toLowerCase();
			var sm_BlockDevice1 = sm_UserAgent.indexOf("iphone");
			var sm_BlockDevice2 = sm_UserAgent.indexOf("ipad");
			var sm_BlockDevice = sm_BlockDevice1 + sm_BlockDevice2;
			if(sm_BlockDevice == -2){


				if(e.originalEvent.state == null || location.hash == '#'+now_dirname+'back'){
		
					gobackpage(backpage_url);
					
				}

			}else{ //¾ÆÀÌÆù

				if(e.originalEvent.state == null){
					gobackpage(backpage_url);
				}

			}

		});
		


	}
}



function gobackpage(url){
	
	
	if(location.href.indexOf('.daily.co.kr') != -1){
		setTimeout(function(){ 
			if(backpage_event_status == true){
				location.replace(url);
			} 
		}, 500);
	}else if(backpage_event_status == true){
		location.replace(url);
	}

}


window.onhashchange = function (event) {

	var hash = location.hash;
	
	//https://wwwm.daily.co.kr/life3132188616#google_vignette ±¸±Û±¤°í ³ëÃâ location.hash='#google_vignette';
	if(hash.indexOf('google') != -1)backpage_event_status = false;

}


//¹éÆäÀÌÁö À̵¿ ÇÔ¼ö
function backpage_event(){


	if( opener ){
		window.close();
	}else{
		history.back();			
	}
}