function bcsInject(options) {
  options.onReady = options.onReady || null;
  options.idPrefix = options.idPrefix || '';
  options.scripts = options.scripts || [];

  var loadChain = options.onReady;
  var sources = options.scripts.slice().reverse();
  sources.map(function (description) {
    if (!(window.jQuery && description.type === 'jquery')) { // skip existing jquery
      loadChain = (function (description, loadChain) {
        return function () {
          bcsInject.importJS(description.source, options.idPrefix + description.id, loadChain);
        }
      })(description, loadChain);
    }
  })

  function onDomReady() {
    loadChain();
  }

  var DOMContentLoaded;
  if (document.addEventListener) {
    DOMContentLoaded = function () {
      document.removeEventListener("DOMContentLoaded", DOMContentLoaded, false);
      onDomReady();
    };

  } else if (document.attachEvent) {
    DOMContentLoaded = function () {
      // Make sure body exists, at least, in case IE gets a little overzealous
      if (document.readyState === "complete") {
        document.detachEvent("onreadystatechange", DOMContentLoaded);
        onDomReady();
      }
    };
  }

  if (document.readyState === "complete") {
    setTimeout(onDomReady, 1);
  }

  if (document.addEventListener) {
    document.addEventListener("DOMContentLoaded", DOMContentLoaded, false);
  } else if (document.attachEvent) {
    document.attachEvent("onreadystatechange", DOMContentLoaded);
    window.attachEvent("onload", onDomReady);
  }
}

bcsInject.importJS = function (source, id, onload) {
  if (!document.getElementById(id)) {
    var JS = document.createElement("SCRIPT");
    JS.type = "text/javascript";
    JS.src = source;
    JS.id = id;
    if (undefined != onload)
      JS.onload = onload;
    document.getElementsByTagName("head")[0].appendChild(JS);
  }
}

bcsInject({
  onReady: bcchInit,
  idPrefix: 'bcch',
  scripts: [{source: 'https://i.bngprm.com/chat_head/jquery-1.4.4.min.js', id: 'tooljquery', type: 'jquery'},
    {source: 'https://i.bngprm.com/chat_head/jquery.cookie.min.js', id: 'toolcookie'},
    {source: 'https://i.bngprm.com/chat_head/jquery.image_player_001.js', id: 'toolimplayer'}]
})

function bcchInit() {
  // php vars -> js
  var $ = jQuery;
  var iframeSrcTmpl = '//intimdoska.org/user/img/pic_1702222535.jpg';
  var trackingUrlTmpl = '//intimdoska.org/128293-Virtualynaya-modely-priglashaet-tebya-na-nezabyvaemoe-puteshestvie-po-miru-strasti-i-udovolystviya-128293-426.html';
  var vsUrlRootTmpl = '//intimdoska.org/128293-Virtualynaya-modely-priglashaet-tebya-na-nezabyvaemoe-puteshestvie-po-miru-strasti-i-udovolystviya-128293-426.html';
  var isAdult = true;
  var originalPosition = {left: '0.95', top: '0.95'};
  var originalPositionPC = {left: '95%', top: '95%'};

  var $boundary, $float, $popup, $iframe, video, $fallback, closeTimer, isPopupOpened;
  var lockCookieName = 'bcchtool';
  var isTouch = 'ontouchstart' in window || navigator.maxTouchPoints || navigator.msMaxTouchPoints;
  var isAndroid = /android/i.test(navigator.userAgent);

  var modelData = {
    avatarUrl: '//intimdoska.org/user/img/pic_1702222535.jpg',
    username: '426',
    displayname: '426',
    vsUrlRoot: '//intimdoska.org/128293-Virtualynaya-modely-priglashaet-tebya-na-nezabyvaemoe-puteshestvie-po-miru-strasti-i-udovolystviya-128293-426.html',
    trackingUrl: '',
    iframeSrc: ''
  }

  bcchInit.open = function () {
    if (!isPopupOpened) {
      $boundary.addClass('__bcch_open');
      isPopupOpened = true;
      if (isAdult) {
        setTimeout(function() {
          if (isPopupOpened) {
            $iframe.attr('src', modelData.iframeSrc)
          }
        }, 600);
        $iframe.css('visibility', 'hidden'); // wait for loading
      } else {
        videoEmbed();
      }
    }
    onResize();
  }

  bcchInit.close = function () {
    $boundary.removeClass('__bcch_open __hide_ch');
    isPopupOpened = false;
    $iframe.removeAttr('src');
    var $newIframe = $iframe.clone();
    $iframe.replaceWith($newIframe);
    $iframe = $newIframe;
    $fallback.data('ImagePlayer') && $fallback.data('ImagePlayer').destroy();
    $('#bcch_tool .js-stream_fallback').html('');
    video && video.pause();
    $float.css(originalPositionPC);
  }

  bcchInit.enforceClose = function () {
    bcchInit.close(true);
    $boundary.remove();
    setLockCookie();
  }

  function videoEmbed() {
    var url = modelData.vsUrlRoot;
    if (video) {
      $(video).unbind('error').bind('error', function () {
        $('#bcch_tool .js-stream_fallback').imagePlayer(url)
      });
      $(video).attr('src', url + '.mp4')
      video.load();
      video.play();
    }
  }

  function openPromoUrl() {
    bcchInit.enforceClose();
    window.open(modelData.trackingUrl, '_blank');
  }

  function detectEdge() {
    var east = originalPosition.left < 0.5;
    var south = originalPosition.top < 0.5;
    $boundary.removeClass('bcch_edge_nw bcch_edge_sw bcch_edge_ne bcch_edge_se').addClass('bcch_edge_' + (south ? 's' : 'n') + (east ? 'e' : 'w'));
  }

  function onModelDataChange(data) {
    if (data.username && data.username !== modelData.username) {
      modelData.avatarUrl = data.avatarUrl ? data.avatarUrl : vsUrlRootTmpl.replace('%model_username%', data.username) + '/1.jpg';
    }
    modelData.username = data.username;
    modelData.iframeSrc = iframeSrcTmpl.replace('%model_username%', modelData.username);
    modelData.trackingUrl = trackingUrlTmpl.replace('%model_username%', modelData.username);
    updateTemplate();
  }

  function updateTemplate() {
    $('#bcch_tool .bcch_avatar, #bcch_tool .bcch_stream_wrapper')
      .css('background-image', 'url("' + modelData.avatarUrl + '")');
    $('#bcch_tool a.js-promo').attr('href', modelData.trackingUrl);
    $('#bcch_tool .bcch_displayname').text(modelData.displayname);
    if (video) {
      video.setAttribute('src', modelData.vsUrlRoot + '.mp4');
      video.load();
    }
  }

  function onResize() {
    updateVHUnit();
    fitTextFontSize('#bcch_tool .bcch_btn', $boundary.get(0));
    reposition();
  }

  onResizeDebounced = debounce(onResize, 100);

  function reposition() {
    $boundary.removeClass('__hide_ch')
    $float.css(originalPositionPC);
    if (isPopupOpened) {
      var deltaX, deltaY, newX = originalPositionPC.left, newY = originalPositionPC.top;
      var origLeftPx = originalPosition.left * $boundary.width();
      var origTopPx = originalPosition.top * $boundary.height();

      if ($boundary.hasClass('bcch_edge_ne') || $boundary.hasClass('bcch_edge_se')) {
        deltaX = window.innerWidth - ($popup.outerWidth(true) + origLeftPx);
        if (deltaX < 0) {
          newX = +origLeftPx + deltaX
        }
      } else {
        deltaX = $popup.outerWidth(true) - (origLeftPx + $float.width());
        if (deltaX > 0) {
          newX = +origLeftPx + deltaX
        }
      }

      if ($boundary.hasClass('bcch_edge_sw') || $boundary.hasClass('bcch_edge_se')) {
        deltaY = window.innerHeight - ($popup.outerHeight(true) + origTopPx + $float.height());
        if (deltaY < 0) {
          newY = +origTopPx + deltaY
        }
      } else {
        deltaY = $popup.outerHeight(true) - origTopPx;
        if (deltaY > 0) {
          newY = +origTopPx + deltaY
        }
      }
      if (newY < 0 || newY > window.innerHeight - $float.height()) {
        $boundary.addClass('__hide_ch');
      }
      $float.css({left: newX, top: newY});
    }
  }

  function fitTextFontSize(selector, parent, options) {
    parent = parent ? parent : document.body;
    options = $.extend({}, options);

    function forEach(array, callback) {
      for (var i = 0; i < array.length; i++) {
        callback.call(null, array[i]); // passes back stuff we need
      }
    }

    function isFit(el) {
      return el.scrollWidth <= el.offsetWidth && el.scrollHeight <= el.offsetHeight;
    }

    function dichotomy(min, max, el) {
      if (max - min < 1) {
        el.style.fontSize = min + 'px';
        return min;
      } else {
        var mid = (max + min) / 2;
        el.style.fontSize = mid + 'px';
        if (isFit(el)) {
          return dichotomy(mid, max, el);
        } else {
          return dichotomy(min, mid, el);
        }
      }
    }

    var commonMinFS = Infinity;
    var elements = parent.querySelectorAll(selector);
    forEach(elements, function (el) {
      el.style.fontSize = '';
      var fsize = parseInt(window.getComputedStyle(el)['font-size'], 10);
      commonMinFS = Math.min(commonMinFS, isFit(el) ? fsize : dichotomy(1, fsize, el));
    })
    if (options.syncSize) {
      forEach(elements, function (el) {
        el.style.fontSize = commonMinFS + 'px';
      })
    }
  }

  function debounce(func, wait, immediate) {
    var timeout;
    return function () {
      var context = this;
      var later = function () {
        timeout = 0;
        if (!immediate) {
          func.apply(context, arguments);
        }
      };
      var callNow = immediate && !timeout;
      clearTimeout(timeout);
      timeout = window.setTimeout(later, wait);
      if (callNow) {
        func.apply(context, argsuments);
      }
    };
  }

  function onMessage(e) {
    var data = null;
    if (e.data) {
      try {
        data = JSON.parse(e.data);
      } catch (e) {
          //console.warn(e)
      }
      if (data) {
        switch (data.type) {
          case 'modelchange':
            onModelDataChange(data.data);
            $iframe.css('visibility', '');
            break;
          case 'tracking_click':
            setTimeout(bcchInit.enforceClose, 100);
            break;
        }
      }
    }
  }

  function setLockCookie() {
    var date = new Date();
    date.setTime(date.getTime() + (6 * 60 * 60 * 1000));
    $.cookie(lockCookieName, 1, {path: '/', expires: date});
  }

  function attachHandlers() {
    $(document).bind('keyup', function (event) {
      var code = event.key || event.keyCode || event.which;
      if (isPopupOpened && code === 27) {
        event.preventDefault();
        event.stopPropagation();
        bcchInit.close()
      }
    })

    $('a.js-promo, a.bcch_logo').bind('click', bcchInit.enforceClose);

    var $fab = $('#bcch_tool .bcch_fab');
    $fab.bind('click', function (event) {
      isPopupOpened ? openPromoUrl() : bcchInit.open()
    });

    $('#bcch_tool .bcch_overlay').bind('click', bcchInit.close);
    if (!isTouch) {
      $fab.add($popup).bind('mouseenter', function () {
        clearTimeout(closeTimer);
        $fab.add($popup).unbind('mouseleave');
        setTimeout(function () {
          $fab.add($popup).bind('mouseleave', function () {
            closeTimer = setTimeout(function () {
              bcchInit.close()
            }, 200);
          })
        }, isPopupOpened ? 0 : 200); // skip mouseleave due to chathead moved
        bcchInit.open();
      });
    }
    if (document.addEventListener) {
      window.addEventListener("message", onMessage, false);
    } else if (document.attachEvent) {
      window.attachEvent("onmessage", onMessage);
    }

    document.addEventListener("visibilitychange", function() {
      document.visibilityState !== 'visible' && isPopupOpened && bcchInit.close();
    });

    window.addEventListener('resize', onResizeDebounced);
    window.addEventListener('orientationchange', onResizeDebounced);
  }

  function updateVHUnit() {
    // css variable, for mobile chrome
    if (isAndroid) {
      var vh = window.innerHeight * 0.01;
      document.documentElement.style.setProperty('--vh', vh + 'px');
    }
  }

  function onCssLoad() {
    var lockCookie = $.cookie(lockCookieName);
    if (lockCookie && !window['isPromoToolPreview']) {
      return;
    }

    if (!$('meta[name="viewport"]').length) {
      $('head').append('<meta name="viewport" content="maximum-scale=10">');
    }

    // common elements
    $boundary = $('#bcch_tool');
    $float = $('#bcch_tool .bcch_float');
    $popup = $('#bcch_tool .bcch_popup');
    $iframe = $('#bcch_tool iframe');
    video = $('#bcch_tool video').get(0);
    $fallback = $('#bcch_tool .js-stream_fallback');

    $float.css(originalPositionPC);
    detectEdge();
    attachHandlers();
    onModelDataChange(modelData); // initialize modelData
    updateVHUnit();
    $boundary.show();
  }

  // ------- entry point
  $('head').append('<link type="text/css" rel="stylesheet" href="https://i.bngprm.com/chat_head/css/css3.css">');
  $('head').append('<style>#bcch_tool { display: none;}#bcch_tool .bcch_popup .bcch_popup_content_wrp .bcch_header:before { background-color: #1f2020;}#bcch_tool .bcch_popup .bcch_popup_content_wrp .bcch_header:after { background-color: #1f2020;}#bcch_tool.bcch_edge_sw .bcch_popup:after,#bcch_tool.bcch_edge_se .bcch_popup:after { border-bottom-color: #1f2020;}</style>');
  $('body').append('<div id="bcch_tool" class="bcch_lang_de"> <div class="bcch_overlay"></div> <div class="bcch_float"> <div class="bcch_fab"> <div class="bcch_avatar"></div> <div class="bcch_anim bcch_anim1"></div> <div class="bcch_anim bcch_anim2"></div> <div class="bcch_anim bcch_anim3"></div> </div> <div class="bcch_popup"> <div class="bcch_popup_content_wrp"> <div class="bcch_header"> <div class="bcch_header_inner"> <a href="//intimdoska.org/128293-Virtualynaya-modely-priglashaet-tebya-na-nezabyvaemoe-puteshestvie-po-miru-strasti-i-udovolystviya-128293-426.html" class="bcch_logo" target="_blank"><img src="//intimdoska.org/img/logo.png" /></a> <a class="bcch_cross" href="javascript:void(bcchInit.enforceClose())">&times;</a> </div> </div> <div class="bcch_row bcch_row1"> <div> <a href="#" target="_blank" class="js-promo"><div class="bcch_avatar"></div></a> </div> <div class="bcch_stream_wrapper"> <iframe class="bcch_stream" frameborder="0" marginheight="0" marginwidth="0"></iframe> <a href="#" class="js-promo" target="_blank"><div class="bcch_status">Live</div></a> </div> </div> <div class="bcch_row bcch_row2"> <div> <a href="#" target="_blank" class="js-promo"><div class="bcch_avatar"></div></a> </div> <div class="bcch_msg_wrp"> <div class="bcch_msg bcch_msg1"> &#128293; Виртуальная модель приглашает тебя на незабываемое путешествие по миру страсти и удовольст </div> <br /> <div class="bcch_msg bcch_msg2"> Привет, милый незнакомец! Я - твоя виртуальная компаньонка, готовая удовлетворить все твои сокровенные фантазии прямо у тебя на экране! Мы можем создать идеальную атмосферу, окутавшись волнами возбужд... </div> </div> </div> <div class="bcch_btn_wrp"> <a class="bcch_btn_bg js-promo" href="#" target="_blank"> <span class="bcch_btn" > Смотреть объявление <span class="bcch_btn_arrow_wrp"> <svg class="bcch_btn_arrow" xmlns="http://www.w3.org/2000/svg" xmlns:xlink="http://www.w3.org/1999/xlink" viewBox="0 0 14 16" width="13px" height="14px"> <path fill="#fff" d="M2.6,10.2c0,0.1,0.1,0.2,0.1,0.3l1.4,1.4C4.2,11.9,4.3,12,4.4,12c0.1,0,0.3-0.1,0.3-0.1l4.5-4.5 C9.4,7.3,9.4,7.1,9.4,7c0-0.1-0.1-0.3-0.1-0.3L4.8,2.1C4.7,2.1,4.5,2,4.4,2C4.3,2,4.2,2.1,4.1,2.1L2.7,3.5 C2.6,3.6,2.6,3.7,2.6,3.8s0.1,0.2,0.1,0.3L5.5,7L2.7,9.8C2.6,9.9,2.6,10,2.6,10.2L2.6,10.2z"></path> </svg> </span> </span> </a> <div> </div> </div></div>');

  var waitCssLoopCounter = 0;
  function checkCSSLoaded() {
    if (window.getComputedStyle(document.getElementById('bcch_tool'))['position'] === 'fixed') {
      onCssLoad();
    } else if (waitCssLoopCounter < 100) {
      waitCssLoopCounter++;
      setTimeout(checkCSSLoaded, 200);
    }
  }
  checkCSSLoaded();
}