(function() {
  window.RailsSocialShareButton = {
    openUrl: function(url, width, height) {
      var left, opt, top;
      if (width == null) {
        width = 640;
      }
      if (height == null) {
        height = 480;
      }
      left = (screen.width / 2) - (width / 2);
      top = (screen.height * 0.3) - (height / 2);
      opt = "width=" + width + ",height=" + height + ",left=" + left + ",top=" + top + ",menubar=no,status=no,location=no";
      window.open(url, 'popup', opt);
      return false;
    },
    share: function(el) {
      var $parent, appkey, desc, ga, get_tumblr_extra, hashtags, img, site, title, tumblr_params, url, via, via_str, whatsapp_app_url;
      if (el.getAttribute === null) {
        el = document.querySelector(el);
      }
      site = el.getAttribute("data-site");
      appkey = el.getAttribute("data-appkey") || '';
      $parent = el.parentNode;
      title = encodeURIComponent(el.getAttribute("data-" + site + "-title") || $parent.getAttribute('data-title') || '');
      img = encodeURIComponent($parent.getAttribute("data-img") || '');
      url = encodeURIComponent($parent.getAttribute("data-url") || '');
      via = encodeURIComponent($parent.getAttribute("data-via") || '');
      desc = encodeURIComponent($parent.getAttribute("data-desc") || ' ');
      ga = window[window['GoogleAnalyticsObject'] || 'ga'];
      if (typeof ga === 'function') {
        ga('send', 'event', 'Social Share Button', 'click', site);
      }
      if (url.length === 0) {
        url = encodeURIComponent(location.href);
      }
      switch (site) {
        case "email":
          location.href = "mailto:?to=&subject=" + title + "&body=" + url;
          break;
        case "weibo":
          RailsSocialShareButton.openUrl("http://service.weibo.com/share/share.php?url=" + url + "&type=3&pic=" + img + "&title=" + title + "&appkey=" + appkey, 620, 370);
          break;
        case "twitter":
          hashtags = encodeURIComponent(el.getAttribute("data-" + site + "-hashtags") || $parent.getAttribute("data-hashtags") || '');
          via_str = '';
          if (via.length > 0) {
            via_str = "&via=" + via;
          }
          RailsSocialShareButton.openUrl("https://twitter.com/intent/tweet?url=" + url + "&text=" + title + "&hashtags=" + hashtags + via_str, 650, 300);
          break;
        case "douban":
          RailsSocialShareButton.openUrl("http://shuo.douban.com/!service/share?href=" + url + "&name=" + title + "&image=" + img + "&sel=" + desc, 770, 470);
          break;
        case "facebook":
          RailsSocialShareButton.openUrl("http://www.facebook.com/sharer/sharer.php?u=" + url + "&display=popup&quote=" + desc, 555, 400);
          break;
        case "qq":
          RailsSocialShareButton.openUrl("http://sns.qzone.qq.com/cgi-bin/qzshare/cgi_qzshare_onekey?url=" + url + "&title=" + title + "&pics=" + img + "&summary=" + desc + "&site=" + appkey);
          break;
        case "google_bookmark":
          RailsSocialShareButton.openUrl("https://www.google.com/bookmarks/mark?op=edit&output=popup&bkmk=" + url + "&title=" + title);
          break;
        case "delicious":
          RailsSocialShareButton.openUrl("https://del.icio.us/save?url=" + url + "&title=" + title + "&jump=yes&pic=" + img);
          break;
        case "pinterest":
          RailsSocialShareButton.openUrl("http://www.pinterest.com/pin/create/button/?url=" + url + "&media=" + img + "&description=" + title);
          break;
        case "linkedin":
          RailsSocialShareButton.openUrl("https://www.linkedin.com/shareArticle?mini=true&url=" + url + "&title=" + title + "&summary=" + desc);
          break;
        case "xing":
          RailsSocialShareButton.openUrl("https://www.xing.com/spi/shares/new?url=" + url);
          break;
        case "vkontakte":
          RailsSocialShareButton.openUrl("http://vk.com/share.php?url=" + url + "&title=" + title + "&image=" + img);
          break;
        case "odnoklassniki":
          RailsSocialShareButton.openUrl("https://connect.ok.ru/offer?url=" + url + "&title=" + title + "&description=" + desc + "&imageUrl=" + img);
          break;
        case "wechat":
          if (!window.SocialShareWeChatButton) {
            throw new Error("You should require social-share-button/wechat to your application.js");
          }
          window.SocialShareWeChatButton.qrcode({
            url: decodeURIComponent(url),
            header: el.getAttribute('title'),
            footer: el.getAttribute("data-wechat-footer")
          });
          break;
        case "tumblr":
          get_tumblr_extra = function(param) {
            var cutom_data;
            cutom_data = el.getAttribute("data-" + param);
            if (cutom_data) {
              return encodeURIComponent(cutom_data);
            }
          };
          tumblr_params = function() {
            var params, path, quote, source;
            path = get_tumblr_extra('type') || 'link';
            params = (function() {
              switch (path) {
                case 'text':
                  title = get_tumblr_extra('title') || title;
                  return "title=" + title;
                case 'photo':
                  title = get_tumblr_extra('caption') || title;
                  source = get_tumblr_extra('source') || img;
                  return "caption=" + title + "&source=" + source;
                case 'quote':
                  quote = get_tumblr_extra('quote') || title;
                  source = get_tumblr_extra('source') || '';
                  return "quote=" + quote + "&source=" + source;
                default:
                  title = get_tumblr_extra('title') || title;
                  url = get_tumblr_extra('url') || url;
                  return "name=" + title + "&url=" + url;
              }
            })();
            return "/" + path + "?" + params;
          };
          RailsSocialShareButton.openUrl("http://www.tumblr.com/share" + (tumblr_params()));
          break;
        case "reddit":
          RailsSocialShareButton.openUrl("http://www.reddit.com/submit?url=" + url + "&newwindow=1", 555, 400);
          break;
        case "hacker_news":
          RailsSocialShareButton.openUrl("http://news.ycombinator.com/submitlink?u=" + url + "&t=" + title, 770, 500);
          break;
        case "telegram":
          RailsSocialShareButton.openUrl("https://telegram.me/share/url?text=" + title + "&url=" + url);
          break;
        case "whatsapp_app":
          whatsapp_app_url = "whatsapp://send?text=" + title + "&url=" + url;
          window.open(whatsapp_app_url, '_top');
          break;
        case "whatsapp_web":
          RailsSocialShareButton.openUrl("https://web.whatsapp.com/send?text=" + title + "&url=" + url);
      }
      return false;
    }
  };
}).call(this);