var triggers = ['A', 'BUTTON'];
var metadata = [];
var url_entry = "https://bod.languagecenter.id/event-a"
var host=window.location.hostname;
var utm_source=getCookie('utm_source');
var utm_campaign= getCookie('utm_campaign');
var utm_medium =getCookie('utm_medium');
var utm_term =getCookie('utm_term');
var utm_content=getCookie('utm_content');
var ip= '139.99.120.146';

// Get the cookie details
const cookieDetails = document.cookie;

function isM() {
  // Ambil string user agent
  const userAgent = navigator.userAgent;

  // Temukan kata kunci "mobile"
  const match = userAgent.match(/(android|avantgo|blackberry|bolt|boost|cricket|docomo|fone|hiptop|mini|mobi|palm|phone|pie|tablet|up\.browser|up\.link|webos|wos)/i);

  // Jika ada, maka browsernya mobile
  return match ? true : false;
}


function uuidv4() {
  return ([1e7]+-1e3+-4e3+-8e3+-1e11).replace(/[018]/g, c =>
    (c ^ crypto.getRandomValues(new Uint8Array(1))[0] & 15 >> c / 4).toString(16)
  );
}
function getCookie(name) {
  const value = `; ${document.cookie}`;
  const parts = value.split(`; ${name}=`);
  if (parts.length === 2) return parts.pop().split(';').shift();
}


 var user_id= getCookie('k_id');
  if(user_id===undefined){
	  // Periksa apakah UUID sudah ada dalam parameter URL
    var urlParams = new URLSearchParams(window.location.search);
    user_id = urlParams.get('k_id');
    if (!user_id) {
     	user_id=uuidv4();
      // Tambahkan UUID ke parameter URL
    //   var currentUrl = new URL(window.location.href);
    //   currentUrl.searchParams.set('k_id', user_id);
    //   window.history.replaceState({}, '', currentUrl);
		document.cookie = `k_id=${user_id}; secure=true path=/; max-age=${60 * 60 * 24 * 356}`;
    }else{
         document.cookie = `k_id=${user_id}; secure=true path=/; max-age=${60 * 60 * 24 * 356}`;
    }
	  
  }else{
      user_id= getCookie('k_id');
  }
  
	//console.log("user:"+user_id);
//check referer
var k_first_ref=getCookie('k_ref');
var k_last_ref=document.referrer;
if(!k_first_ref){
k_ref=document.referrer;
document.cookie = `k_ref=${k_ref}; scure=true; path=/; max-age=${60 * 60 * 24 * 356}`;	
}

function isTraceable(node) {
    return node.onclick != null || triggers.indexOf(node.nodeName) >= 0;
}

function checkTraceable(node, i) {
    var result = isTraceable(node);
    //console.log("isTraceable", result);
    if (!result && node.parentNode != null && i <= 5) {
        return checkTraceable(node.parentNode, i++);
    }
    return result;

}
	 // Mendapatkan semua tautan eksternal pada halaman
var externalLinks = document.querySelectorAll('a[href^="http"], a[href^="//"]:not([href*="' + window.location.hostname + '"])');
 externalLinks.forEach(function(link) {
    var url = new URL(link.href);
     var href = link.getAttribute('href');
      var querystring = window.location.search.substring(1);
    
    
  // Check if the link's hostname is the same as the current page's hostname
  if (url.hostname !== window.location.hostname) {
    link.href = url.toString();
    url.searchParams.set('k_id', user_id);
        if (!href.match(/\#/)) {
        href += (href.match(/\?/) ? '&' : '?') + 'k_id='+user_id;
        link.setAttribute('href', href);
        }
        
         if (querystring.startsWith("utm_")) {
            
     if (!href.match(/\#/)) {
    href += (href.match(/\?/) ? '&' : '?') + querystring;
    link.setAttribute('href', href);
         }  
   
     }
  }
  });
  
window.addEventListener('load', function() {
	// current timestamp in seconds
	let current_ts = Math.floor(Date.now() / 1000);

	// if session-id local storage item does not exist
	// if expiry-ts local storage item does not exist
	// if session time has expired
	if(localStorage.getItem('session-id') === null || localStorage.getItem('expiry-ts') === null || current_ts > parseInt(localStorage.getItem('expiry-ts'), 10)) {
		// create a new session with a random id and store
		// random id here is a concat of rand(11111111, 99999999) and timestamp
		var session_id = [(Math.floor(Math.random() * (99999999 - 11111111 + 1)) + 11111111), Date.now()].join('');
		localStorage.setItem('session-id', session_id);
		//console.log("session:"+session_id);
	}
	});
function sendEvent(event) {
   // console.log("sending: ", event);
    event.user=user_id
    fetch(url_entry, {
        method: 'POST',
        mode: 'no-cors',
        body: JSON.stringify(event),
        headers: {
            'Accept': 'application/json',
            'Content-Type': 'application/json'
        }
    }).then(res => {
        console.log("Request complete! response:", res);
    }).catch(e => {
        console.error("Request Error: ", e);
    });
}

function sendClickEvent(e) {

    if (checkTraceable(e.target, 5)) {
        var eventTime = new Date().toISOString().slice(0, 21);
        
        var data =
        {
            "user":user_id,
            "event_id": document.title + "_click_" + eventTime,
			"host":host,
            "event_type": "click",
            "page_path": window.location.href,
            "user_ip": ip,
            "user_city": metadata.city,
            "user_country_code": metadata.country_code,
            "user_country_name": metadata.country_name,
            "user_country_region": metadata.region,
            "user_continent": metadata.continent_code,
            "user_timezone": metadata.timezone,
            "user_languages": metadata.languages,
            "user_in_eu": metadata.in_eu,
            "user_agent": window.navigator.userAgent,
            "user_os": window.navigator.platform,
            "is_mobile": isM(),
            "click_text": e.target.innerHTML,
            "click_id": e.target.id,
            "first_ref":k_first_ref,
            "last_ref":k_last_ref,
            "utm_campaign":utm_campaign,
"utm_source":utm_source,
"utm_medium":utm_medium,
"utm_term":utm_term,
"utm_content":utm_content,
            "click_class": e.target.className,
            "event_time": new Date().toISOString()
        };

        sendEvent(data);
    }
}

// MAIN
console.log("Analytics Loaded");

document.body.addEventListener("click", sendClickEvent, false);

var eventTime = new Date().toISOString().slice(0, 21);

fetch('https://ipinfo.io/json').then(function (response) {
    return response.json();
}).then(d => {
    metadata = d;
   
    var data =
    {
       "user":user_id,
        "event_id": document.title + "_view_" + eventTime,
		"host":host,
        "event_type": "view", 
        "page_path": window.location.href,
        "user_ip": ip,
        "user_city": metadata.city,
        "user_country_code": metadata.country_code,
        "user_country_name": metadata.country_name,
        "user_country_region": metadata.region,
        "user_continent": metadata.continent_code,
        "user_timezone": metadata.timezone,
        "user_languages": metadata.languages,
        "user_in_eu": metadata.in_eu,
        "user_agent": window.navigator.userAgent,
        "user_os": window.navigator.platform,
        "is_mobile": isM(),
        "org":metadata.org,
         "first_ref":k_first_ref,
         "last_ref":k_last_ref,
         "utm_campaign":utm_campaign,
"utm_source":utm_source,
"utm_medium":utm_medium,
"utm_term":utm_term,
"utm_content":utm_content,
        "event_time": new Date().toISOString(),
        "cookieDetails":cookieDetails
    };

  sendEvent(data);
}).catch(e => {
    console.error("IP Error: ", e);

    fetch('https://bod.languagecenter.id/ip').then(function (response) {
    return response.json();
}).then(d => {
    metadata = d;
   
    var data =
    {
       "user":user_id,
        "event_id": document.title + "_view_" + eventTime,
		"host":host,
        "event_type": "view", 
        "page_path": window.location.href,
        "user_ip": ip,
        "user_city": metadata.city,
        "user_country_code": metadata.country_code,
        "user_country_name": metadata.country,
        "user_country_region": metadata.region,
        "user_continent": metadata.continent_code,
        "user_timezone": metadata.timezone,
        "user_languages": metadata.languages,
        "user_in_eu": metadata.in_eu,
        "user_agent": window.navigator.userAgent,
        "user_os": window.navigator.platform,
        "is_mobile": isM(),
        "org":metadata.org,
         "first_ref":k_first_ref,
         "last_ref":k_last_ref,
         "utm_campaign":utm_campaign,
"utm_source":utm_source,
"utm_medium":utm_medium,
"utm_term":utm_term,
"utm_content":utm_content,
        "event_time": new Date().toISOString()
    };

  sendEvent(data);
});

});

//get all parameters 
function getUrlParameters() {
  var url = window.location.href;
  var params = {};
  var re = /(?:[\?&]|&)([^&=]+)=([^&]*)/g;
  while (match = re.exec(url)) {
    params[match[1]] = match[2];
  }
  return JSON.stringify(params);
}
var param=getUrlParameters();
window.addEventListener('submit', handleFormSubmitEvent);
	// Fungsi untuk menangani event "form submit" (mengirim formulir)
	//get all cookies
	

function handleFormSubmitEvent(e) {
 

  // Mengumpulkan informasi pengunjung
   var data =
        {
            "user":user_id,
            "event_id": document.title + "_click_" + eventTime,
			"host":host,
            "event_type": "form_submit",
            "page_path": window.location.href,
            "user_ip": ip,
            "user_city": metadata.city,
            "user_country_code": metadata.country_code,
            "user_country_name": metadata.country_name,
            "user_country_region": metadata.region,
            "user_continent": metadata.continent_code,
            "user_timezone": metadata.timezone,
            "user_languages": metadata.languages,
            "user_in_eu": metadata.in_eu,
            "user_agent": window.navigator.userAgent,
            "user_os": window.navigator.platform,
            "is_mobile": isM(),
            "click_id": e.target.id,
             "first_ref":k_first_ref,
            "last_ref":k_last_ref,
"utm_campaign":utm_campaign,
"utm_source":utm_source,
"utm_medium":utm_medium,
"utm_term":utm_term,
"utm_content":utm_content,
            "click_class": e.target.className,
            "event_time": new Date().toISOString(),
            "cookieDetails":cookieDetails,
            "param":param
        };

  // Mendapatkan semua input elemen dalam formulir yang di-submit
  var formInputs = event.target.elements;
  var formData = {};

  // Loop melalui input elemen dan mendapatkan nilai dan nama setiap elemen
  for (var i = 0; i < formInputs.length; i++) {
    var input = formInputs[i];
    if (input.type !== 'submit') {
      formData[input.name] = input.value;
    }
  }

  // Menyimpan data formulir dalam objek event
  data.formData = formData;
  
//  event.preventDefault(); // Mencegah pengiriman formulir secara langsung
// if (formData[Object.keys(formData)[1]].trim() !== '' && formData[Object.keys(formData)[2]].trim() !== '') {
//   // Jika keduanya tidak kosong, lanjutkan dengan melakukan sesuatu
  
// } else {
//   // Jika salah satu atau keduanya kosong, lakukan sesuatu
//   console.log('Salah satu atau keduanya kosong');
// }
sendEvent(data);

// Menunggu 3 detik sebelum mengirimkan even
setTimeout(function() {
  // Kirimkan data event "form submit" ke server log
  
}, 3000); // 3000 milidetik sama dengan 3 detik

}

//scroll
let scrollPositions = [0.1, 0.5, 0.7, 1]; // Persentase scroll yang ingin dipantau
let scrollEventsFired = [false, false, false, false]; // Menyimpan status apakah event sudah dikirim atau belum

window.addEventListener('scroll', function() {
  let scrollPercentage = (document.documentElement.scrollTop + window.innerHeight) / document.documentElement.scrollHeight;

  for (let i = 0; i < scrollPositions.length; i++) {
    if (!scrollEventsFired[i] && scrollPercentage >= scrollPositions[i]) {
      // Kirim event ke Facebook Pixel
      fbq('trackCustom', 'Scroll'+scrollPositions[i] * 100 + '%', {
        'Scroll Depth': scrollPositions[i] * 100 + '%',
        'page': window.location.href
      });
         gtag('event', 'Scroll'+scrollPositions[i] * 100 + '%', {
              'Scroll Depth': scrollPositions[i] * 100 + '%'
            });

      console.log(`Mencapai ${scrollPositions[i]*100}% dari halaman`);
      scrollEventsFired[i] = true; // Set status event sudah dikirim
    }
  }
});