(function(){!function(e,n,s){function o(e,n){return typeof e===n}function a(){var e,n,s,a,t,f,l;for(var c in r)if(r.hasOwnProperty(c)){if(e=[],n=r[c],n.name&&(e.push(n.name.toLowerCase()),n.options&&n.options.aliases&&n.options.aliases.length))for(s=0;s<n.options.aliases.length;s++)e.push(n.options.aliases[s].toLowerCase());for(a=o(n.fn,"function")?n.fn():n.fn,t=0;t<e.length;t++)f=e[t],l=f.split("."),1===l.length?Modernizr[l[0]]=a:(!Modernizr[l[0]]||Modernizr[l[0]]instanceof Boolean||(Modernizr[l[0]]=new Boolean(Modernizr[l[0]])),Modernizr[l[0]][l[1]]=a),i.push((a?"":"no-")+l.join("-"))}}function t(e){var n=l.className,s=Modernizr._config.classPrefix||"";if(c&&(n=n.baseVal),Modernizr._config.enableJSClass){var o=new RegExp("(^|\\s)"+s+"no-js(\\s|$)");n=n.replace(o,"$1"+s+"js$2")}Modernizr._config.enableClasses&&(n+=" "+s+e.join(" "+s),c?l.className.baseVal=n:l.className=n)}var i=[],r=[],f={_version:"3.6.0",_config:{classPrefix:"",enableClasses:!0,enableJSClass:!0,usePrefixes:!0},_q:[],on:function(e,n){var s=this;setTimeout(function(){n(s[e])},0)},addTest:function(e,n,s){r.push({name:e,fn:n,options:s})},addAsyncTest:function(e){r.push({name:null,fn:e})}},Modernizr=function(){};Modernizr.prototype=f,Modernizr=new Modernizr;var l=n.documentElement,c="svg"===l.nodeName.toLowerCase();Modernizr.addTest("passiveeventlisteners",function(){var n=!1;try{var s=Object.defineProperty({},"passive",{get:function(){n=!0}});e.addEventListener("test",null,s)}catch(o){}return n}),a(),t(i),delete f.addTest,delete f.addAsyncTest;for(var u=0;u<Modernizr._q.length;u++)Modernizr._q[u]();e.Modernizr=Modernizr}(window,document);})();
(function(e){function k(){for(var b=!0,a,g=l,c=d.length;g<c&&b;)if(a=d[g],void 0!==a&&null!==a){if("string"===typeof a){var f=m.cloneNode(!1);f.text=a;h.parentNode.insertBefore(f,h)}else a.apply(e);a=g;d[a]=null;l=a+1;g+=1}else b=!1}function f(){if(d.length){var b=d.pop(),a;"string"===typeof b?(a=m.cloneNode(!0),a.type="text/javascript",a.async=!0,a.src=b,a.onload=a.onreadystatechange=function(){if(!a.readyState||/loaded|complete/.test(a.readyState))a.onload=a.onreadystatechange=null,a=void 0,f()},
h.parentNode.insertBefore(a,h)):(b.apply(e),f())}}function p(b,a){return function(){d[a]=b.responseText;k();b=void 0}}function q(){var b=arguments.length,a,c;for(a=0;a<b;a+=1)"string"===typeof arguments[a]?(c=i(arguments[a]),c.onload=p(c,d.length),d[d.length]=null,c.send()):(d[d.length]=arguments[a],k())}function r(){d.push(Array.prototype.slice.call(arguments,0).reverse());f()}var n=e.document,m=n.createElement("script"),h=n.getElementsByTagName("script")[0],d=[],l=0,i,c,j;e.XMLHttpRequest&&(c=new e.XMLHttpRequest,
"withCredentials"in c?j=function(b){c=new e.XMLHttpRequest;c.open("get",b,!0);return c}:e.XDomainRequest&&(j=function(b){c=new e.XDomainRequest;c.open("get",b);return c}));i=j;e.JcorsLoader={load:i?q:r}})(window);

const uidKey='hai_client',vidKey='hai_visitor',sessKey='hai_sess',fpKey='hai_fp',hidKey='hid',isBotKey='dtob';
var p_helpers=function(){
  let lastActivityTime = Date.now();
  let maxScrollPct = 0;
  const getScrollPercent = function(){
    var wh = window.innerHeight
    var body = document.body,
      html = document.documentElement;
    var dh = Math.max(body.scrollHeight, body.offsetHeight, html.clientHeight, html.scrollHeight, html.offsetHeight)
    var st = window.scrollY
    var tl = dh - wh;
    var ps = Math.floor(st/tl *100)
    return ps || 0;
  }

  const activityHandler = function() {
    const now = new Date();
    lastActivityTime = now.getTime();
    maxScrollPct = Math.max(maxScrollPct, getScrollPercent());
  }
  const linkClickHandler = function(link){
    if(link.hostname && window.location.hostname !== link.hostname && link.hostname !== '') {
      window.sc.linkclick(link.href);
    }
  }
  const formSubHandler = function (form) {
    try {
      const ignore = {'password':1}
      const formData = new FormData(form);
      const data = {};
      for(const key of formData.keys()) {
        if (!(key in ignore)) {
          data[key] = formData.get(key);
        }
      }
      const formDataset = Object.keys(form.dataset);
      for(const key in formDataset) {
        data[formDataset[key]] = form.dataset[formDataset[key]];
      }
      window.sc.formsumbit(form.id, data);
    } catch (err) {}
  }
  const wheelEvent =
    'onwheel' in document.createElement('div')
      ? 'wheel'
      : document.onmousewheel !== undefined
      ? 'mousewheel'
      : 'DOMMouseScroll';

  if (Modernizr.passiveeventlisteners) {
    document.addEventListener(wheelEvent, activityHandler, { passive: true });
  } else {
    document.addEventListener(wheelEvent, activityHandler);
  }
  const documentHandlers = ['click', 'mouseup', 'mousedown', 'mousemove', 'keypress', 'keydown', 'keyup'];
  const windowHandlers = ['resize', 'focus', 'blur'];
  const listener = (d, handler=activityHandler) => (ev) => {
    d.addEventListener(ev, handler)
  }
  documentHandlers.forEach(listener(document));
  windowHandlers.forEach(listener(window));
  document.addEventListener('DOMContentLoaded', function(){
    document.querySelectorAll('a').forEach(link => {
      link.addEventListener('click', () => { linkClickHandler(link) });
    });
    document.querySelectorAll('form').forEach(form => {
      form.addEventListener('submit', () => { formSubHandler(form) });
    });
  });
  
  return {
    trackingInit: function (apiUrl) {
      this.migrate();
      const data ={
        sessionId: this.getSessionId(),
        eventId: this.getEventId(),
        cust_sess: this.attemptGetCookie(hidKey),
        dataLayer: this.attempteGetDataLayer(),
        clientId: this.getClientId()
      }
      return data;
    },
    easyPromise: function (d) {
      return new Promise((resolve, reject) => {
        try {
          resolve(d);
        }
        catch (err) {
          reject({ msg: 'failed to initiate' });
        }
      });
    },
    loadClientScript: function(url, fn) {
      JcorsLoader.load(`${url}${fn}`);
    },
    migrate:function(){
      const localStorageAlias = window.localStorage;
      localStorageAlias.removeItem('sc_t');
      localStorageAlias.removeItem('sc_fp');
      localStorageAlias.removeItem('sc_fp.expires');
      const sess = this.attemptGetLocalStorage('sc_sess');
      const sessXp = this.attemptGetLocalStorage('sc_sess.expires');
      if(sess && sessXp) {
        this.attemptWriteLocalStorage(sessKey, sess, null);
        this.attemptWriteLocalStorage(sessKey+'.expires', sessXp, null);
      }
      localStorageAlias.removeItem('sc_sess')
      localStorageAlias.removeItem('sc_sess.expires');
    },
    getClientId: function() {
      let clientId = this.attemptGetLocalStorage(uidKey);
      if(!clientId) {
        clientId = this.uuidv4()
      }
      this.attemptWriteLocalStorage(uidKey, clientId, null);
      return clientId;
    },
    getVisitorId: function(){
      return this.attemptGetLocalStorage(vidKey)
    },
    getEventId: function() {
      return this.uuidv4();
    },
    getSessionId: function () {
      let sessionId = this.attemptGetLocalStorage(sessKey);
      if (!sessionId) {
        sessionId = this.uuidv4();
      }
      this.attemptWriteLocalStorage(sessKey, sessionId, 1800);
      return sessionId;
    },
    setCookie: function() {},
    attemptGetCookie: function(key) {
      try {
        const val = document.cookie.match('(^|;)\\s*' + key + '\\s*=\\s*([^;]+)')?.pop();
        return val;
      } catch (e) {
        return undefined;
      }
    },
    attemptGetLocalStorage: function(key) {
      try {
        const localStorageAlias = window.localStorage,
          exp = localStorageAlias.getItem(key + '.expires');
        if (exp === null || exp > Date.now()) {
          const val = localStorageAlias.getItem(key);
          if(val === null) {
            return undefined;
          }
          return val;
        } else {
          localStorageAlias.removeItem(key);
          localStorageAlias.removeItem(key + '.expires');
        }
        return undefined;
      } catch (e) {
        return undefined;
      }
    },
    attemptWriteLocalStorage: function(key, value, ttl=63072000) {
      try {
        const localStorageAlias = window.localStorage;
        if (ttl !== null) {
          const t = Date.now() + ttl * 1000;
          localStorageAlias.setItem(`${key}.expires`, t.toString());
        }
        localStorageAlias.setItem(key, value);
        return true;
      } catch (e) {
        return false;
      }
    },
    attempteGetDataLayer: function() {
      try{
        if(dataLayer){
          const d = {...dataLayer};
          delete d['push'];
          return JSON.stringify(d);
        }
      } catch (err) {}
      return undefined;
    },
    timeActive: function(lastHeartbeat) {
      return Math.max(0, (lastActivityTime - lastHeartbeat)/1000)
    },
    scrollDepth: function() {
      return maxScrollPct;
    },
    recordActivity: function() {
      activityHandler();
    },
    pagePingkey: function () {
      return "pagepings";
    },
    loadPings: function () {
      const pings = this.attemptGetLocalStorage(this.pagePingkey());
      return pings ? JSON.parse(pings) : {};
    },
    savePings: function (pings) {
      this.attemptWriteLocalStorage(this.pagePingkey(), JSON.stringify(pings), null);
    },
    setClientId: function(data) {
      const r = JSON.parse(data);
      if(r.success === 200 && r.data && r.data.hid) {
        const hC = this.attemptGetLocalStorage(uidKey);
        if(hC === undefined) {
          this.attemptWriteLocalStorage(uidKey, r.data.hid, null)
        }
        this.attemptWriteLocalStorage(vidKey, r.data.hid, null)
      }
    },
    postData: function(url, payload, helper){
      const xhttp = new XMLHttpRequest();
      xhttp.onreadystatechange = function() {
        if(xhttp.readyState === 4 && xhttp.status === 200) {
          helper.setClientId(xhttp.responseText)
        }
      }
      xhttp.open('POST', url);
      xhttp.setRequestHeader('Content-Type', 'application/json');
      xhttp.send(JSON.stringify(payload));
    },
    uuidv4: function(){return([1e7]+-1e3+-4e3+-8e3+-1e11).replace(/[018]/g,e=>(e^crypto.getRandomValues(new Uint8Array(1))[0]&15>>e/4).toString(16))}
  }
}
window.sc = (function(){
  const ppEnabled = true;
  const did = "6219065fbf182a731a5dad0b";
  const apiUrl = "https://" + "api.hedingham.ai" + "/";
  const helpers = p_helpers()
  const payloadVars = helpers.trackingInit(apiUrl);

  return (
    setTimeout(function (){
      window.sc.pageview();
    }),
    {
      pixel: function(payload) {
        payload.c = payloadVars.clientId;
        payload.v = payloadVars.clientId;
        payload.sess = payloadVars.sessionId;
        payload.ev = payload.ev || payloadVars.eventId;
        payload.did = did;
        payload.cust_sess = payloadVars.cust_sess;
        payload.t = new Date().toISOString();
        payload.tz = Intl.DateTimeFormat().resolvedOptions().timeZone;
        payload._v = '2.0.0';
        payload.dl = payloadVars.dataLayer;
        helpers.postData(apiUrl, payload, helpers);
      },
      event: function(n, data) {
        const payload = {
          n: n,
          u: location.href,
          data: JSON.stringify(data)
        }
        this.pixel(payload);
        helpers.recordActivity();
      },
      formsumbit: function (formName, formData) {
        const payload = {
          n: 'formsubmit',
          u: location.href,
          d: window.location.host,
          fn: formName,
          fd: JSON.stringify(formData)
        }
        this.pixel(payload);
      },
      linkclick: function (linkUrl) {
        const payload = {
          n: 'linkclick',
          u: location.href,
          d: window.location.host,
          lu: linkUrl
        }
        this.pixel(payload);
      },
      pageview: function () {
        const payload = {
          n: 'pageview',
          u: location.href,
          d: window.location.host,
          r: document.referrer || "",
          w: window.innerWidth,
          h: window.innerHeight,
          dw: screen.width,
          dh: screen.height,
          charset: document.characterSet,
          title: document.title
        };
        this.pixel(payload);
      },
      pageping: function() {
        const payloads = [];
        const pings = helpers.loadPings();
        for (id in pings) {
          if (pings[id].sendPing) {
            payloads.push({
              n: 'pageping',
              u: location.href,
              ev: id,
              pt: pings[id].pt,
              sd: pings[id].sd
            });
            pings[id].sendPing=false;
          }
          if (id !== payloadVars.eventId) {
            delete pings[id];
          }
        }
        helpers.savePings(pings);

        for (let i = 0; i < payloads.length; i++) {
          this.pixel(payloads[i]);
        }
      },
      activetime: function(lastHeartbeat) {
        const activeSeconds = helpers.timeActive(lastHeartbeat);
        const pings = helpers.loadPings();
        let ogVal = 0;
        if (!pings[payloadVars.eventId]) {
          pings[payloadVars.eventId] = {pt:0, sd:0, sendPing: false}
        }
        pings[payloadVars.eventId].pt += activeSeconds;
        pings[payloadVars.eventId].sd = helpers.scrollDepth();
        pings[payloadVars.eventId].sendPing = pings[payloadVars.eventId].sendPing || activeSeconds > 0;
        helpers.savePings(pings)
      },
      fpb: function() {
        const fp = helpers.attemptGetLocalStorage(fpKey);
        if(!fp) {
          helpers.loadClientScript(apiUrl, 'index.js/');
        }
      },
      fpc: function(fp) {
        helpers.attemptWriteLocalStorage(fpKey, 1, 21600);
        this.pixel({n: 'fp', fpc:fp});
      },
      botDetect: function(){
        const bot = helpers.attemptGetLocalStorage(isBotKey);
        if(!bot) {
          helpers.loadClientScript(apiUrl, 'dtob.js/');
        }
      },
      bd: function(p) {
        helpers.attemptWriteLocalStorage(isBotKey, p.bot, null);
        p.n='bd';
        this.pixel(p);
      }
    }
  );
})();
(function() {
  let lastHeartbeat = Date.now();
  setInterval(function(){
    let nextHeartbeat = Date.now();
    window.sc.activetime(lastHeartbeat);
    lastHeartbeat = nextHeartbeat;
  }, 5000)
})();
(function() {
  window.sc.pageping();
  setInterval(function(){
    window.sc.pageping();
  }, 30000)
})();
(function() {
  setTimeout(function() {
    window.sc.fpb();
  },2500);
})();
(function () {
  setTimeout(function () {
    window.sc.botDetect();
  }, 2500);
})();