(function(d, w) {
  if(w.IIB_INIT) return false;
  w.IIB = w.IIB || {
    queryParams: {},
  };

  const pref = 'iib-widget-';
  const domain = 'я-застройщик.рф';
  const classNameOpened = 'iib-open';
  let widget;

  function iinit() {
    console.log("iinit");
    let styles = d.createElement("style");
    styles.innerHTML = ".iib-wrapper{position:fixed;top:-100vh;left:0;height:100vh;width:100vw;transition:.3s}" +
      "." + classNameOpened + "{overflow:hidden !important}" +
      "." + classNameOpened + " .iib-wrapper{top:0!important}";
    d.body.appendChild(styles);

    // if(w.IIB && w.IIB.autoInit == false) return;

    let ls = d.querySelectorAll('[class^="' + pref + '"]');
    // console.log(ls);

    for(let l of ls)
    {
      let wrapper = d.createElement("div");
      wrapper.classList.add("iib-wrapper");

      let id = '';
      l.classList.forEach(function (cl) {
        if(cl.indexOf(pref) >= 0) id = cl;
      });
      let i = d.createElement('iframe');

      let protocol = "https";
      if (domain === "localhost") {
        protocol = "http";
      }

      let srcUri = protocol + '://' + domain + '/client?cid=' + id.replace(pref, '') + location.search.replace('?', '&');
      // console.log(srcUri);
      srcUri = new URL(srcUri);
      for (let p in window.IIB.queryParams)  {
        srcUri.searchParams.append(p, window.IIB.queryParams[p])
      }

      // alert(srcUri);

      i.src = srcUri;
      i.frameBorder = 0;
      i.width = '100%';
      i.height = '100%';
      wrapper.append(i);
      l.replaceChildren(wrapper);

      widget = i;
    }
  }

  function handlerMessage(e) {
    // if (e.origin.split('/').splice(-1)[0] !== domain) {
    //   return false;
    // }
    if(! e.data) return false;

    console.log("e", e);
    let data = null;
    try {
      data = typeof e.data === "string"? JSON.parse(e.data) : e.data;
    } catch (e) {
      return false;
    }
    
    // let id = data.id;

    if(!data.type) return false;
    switch (data.type) {
      case 'rollUp':
        console.log("rollUp handler")
        d.body.classList.remove(classNameOpened);
        break;
      // case 'setHeight':
      //   let lgts = d.querySelectorAll('.iib-' + id + ' > *');
      //   for(let l of lgts)
      //   {
      //     l.style.height = data.height + 'px';
      //   }
      //   break;
      case 'openLink':
        location.href = data.uri;
        break;
    }
  }

  if (window.addEventListener) {
    w.addEventListener('message', handlerMessage);
  } else {
    w.attachEvent('message', handlerMessage);
  }

  if(d.readyState === 'ready' || d.readyState === 'complete' || d.readyState === 'interactive')
    iinit();

  d.addEventListener('DOMContentLoaded', function () {
    iinit();
  });

  w.IIB_INIT = true;
  w.iib_reinit = iinit;
  IIB["methods"] = {
    open() {
      d.body.classList.add(classNameOpened);
    },
    close() {
      d.body.classList.remove(classNameOpened);
    },
    toggle() {
      d.body.classList.toggle(classNameOpened);
    },
    // IIB.methods.postMessage("IibClientNavTo", {to: "path", params: {}})
    postMessage(type, data) {
      widget.contentWindow.postMessage(JSON.stringify({type, data}), "*")
    },
    navTo(navData) {
      window.IIB.methods.postMessage("IibClientNavTo", navData)
    }
  }
}(document, window));