{{ $shave := resources.Get "js/shave.min.js" | resources.Fingerprint }}
<script defer src="{{ $shave.RelPermalink }}"></script>
{{ $fuse := resources.Get "js/fuse.min.js" | resources.Fingerprint }}
<script defer src="{{ $fuse.RelPermalink }}"></script>
{{ $masonry := resources.Get "js/masonry.pkgd.min.js" | resources.Fingerprint }}
<script defer src="{{ $masonry.RelPermalink }}"></script>
{{ $imagesloaded := resources.Get "js/imagesloaded.pkgd.min.js" | resources.Fingerprint }}
<script defer src="{{ $imagesloaded.RelPermalink }}"></script>

<script>
  {{ $enableSearchHighlight := ($.Param "enableSearchHighlight") }}
  var enableSearchHighlight = JSON.parse({{ $enableSearchHighlight | jsonify }});
  {{ $isFirstSection := eq .Permalink .FirstSection.Permalink }}
  var isFirstSection = JSON.parse({{ $isFirstSection | jsonify }});
  {{ $tagsBaseURL := ("/tags/" | relLangURL) }}
  var tagsBaseURL = JSON.parse({{ $tagsBaseURL | jsonify }});
  
  document.addEventListener('DOMContentLoaded', function () {
    var originHtmlText = JSON.stringify(document.querySelector('.pub__ul').innerHTML);

    // search
    var pubSearch = document.getElementById('pubSearch');
    var pubList = document.querySelector('.pub__list');
    var pubUl = document.querySelector('.pub__ul');
    var pubResult = document.querySelector('.pub__result');

    var makeLi = function(ulElem, obj) {
      var li = document.createElement('li');
      li.className = 'pub__item';

      var titleLink = document.createElement('a');
      titleLink.innerHTML = obj.title;
      titleLink.setAttribute('href', obj.uri);

      if (obj.booktitle) {
        var span = document.createElement('span');
        span.className = 'p2';
        span.innerText = ' - ' + obj.booktitle;
        titleLink.appendChild(span);
      } else if (obj.shorttitle) {
        var span = document.createElement('span');
        span.className = 'p2';
        span.innerText = ' - ' + obj.shorttitle;
        titleLink.appendChild(span);
      }

      var metaDiv = document.createElement('div');
      metaDiv.setAttribute('class', 'pub__metas');
      if (obj.publishDate) {
        var dateSpan = document.createElement('span');
        dateSpan.className = 'caption pub__meta';
        dateSpan.innerText = '📅 ' + obj.publishDate.slice(0, 10);
        metaDiv.appendChild(dateSpan);
      }

      if (obj.authors) {
        var authorsSpan = document.createElement('span');
        authorsSpan.className = 'caption pub__meta';
        authorsSpan.innerText = '✍️ ' + obj.authors.toString();
        metaDiv.appendChild(authorsSpan);
      }

      if (obj.publication) {
        var pubSpan = document.createElement('span');
        pubSpan.className = 'caption pub__meta';
        pubSpan.innerText = '📚 ' + obj.publication;
        metaDiv.appendChild(pubSpan);
      }

      if (obj.ENTRYTYPE) {
        var typeSpan = document.createElement('span');
        typeSpan.className = 'caption pub__meta';
        typeSpan.innerText = '🎯 ' + obj.ENTRYTYPE;
        metaDiv.appendChild(typeSpan);
      }

      var tagsUl = null;
      if (obj.tags && obj.tags.length) {
        tagsUl = document.createElement('ul');
        tagsUl.setAttribute('class', 'pub__tags caption');
        tagsUl.innerHTML = '&nbsp;🏷️';

        for (var i = 0; i < obj.tags.length; i++) {
          var tagLi = document.createElement('li');
          var tagLink = document.createElement('a');

          tagLink.setAttribute('href', tagsBaseURL + obj.tags[i]);
          tagLink.setAttribute('class', 'pub__tag');
          tagLink.innerText = "#" + obj.tags[i];

          tagLi.appendChild(tagLink);
          tagsUl.appendChild(tagLi);
        }
      }

      var descDiv = document.createElement('div');
      descDiv.className = 'pub__summary';
      if (obj.abstract) {
        descDiv.innerHTML = obj.abstract.substr(0, 300);
      }
      
      li.appendChild(titleLink);
      li.appendChild(metaDiv);
      li.appendChild(descDiv);
      if (tagsUl) {
        metaDiv.appendChild(tagsUl);
      }
      ulElem.appendChild(li);
    }

    var makeHighlightLi = function (ulElem, obj) {
      var li = document.createElement('li');
      li.className = 'pub__item';
      
      var titleLink = document.createElement('a');
      titleLink.innerHTML = obj.item.title;
      titleLink.setAttribute('href', obj.item.uri);

      var descDiv = null;
      if (obj.item.abstract) {
        descDiv = document.createElement('div');
        descDiv.innerHTML = obj.item.abstract;
        descDiv.className = 'pub__summary';
      }
      
      if (obj.matches && obj.matches.length) {
        for (var i = 0; i < obj.matches.length; i++) {
          titleLink.innerHTML = obj.item.title;

          if (obj.matches[i].key === 'title') {
            titleLink.innerHTML = generateHighlightedText(obj.item.title, obj.matches[i].indices);
          }

          if (obj.item.booktitle) {
            var span = document.createElement('span');
            span.className = 'p2';
            span.innerHTML = ' - ' + obj.item.booktitle;
            titleLink.appendChild(span);
          } else if (obj.item.shorttitle) {
            var span = document.createElement('span');
            span.className = 'p2';
            span.innerHTML = ' - ' + obj.item.shorttitle;
            titleLink.appendChild(span);
          }

          var metaDiv = document.createElement('div');
          metaDiv.setAttribute('class', 'pub__metas');

          if (obj.item.publishDate) {
            var dateSpan = document.createElement('span');
            dateSpan.className = 'caption pub__meta';
            dateSpan.innerText = '📅 ' + obj.item.publishDate.slice(0, 10);
            metaDiv.appendChild(dateSpan);
          }

          if (obj.item.authors) {
            var authorsSpan = document.createElement('span');
            authorsSpan.className = 'caption pub__meta';
            authorsSpan.innerText = '✍️ ' + obj.item.authors.toString();
            metaDiv.appendChild(authorsSpan);
          }

          if (obj.item.publication) {
            var pubSpan = document.createElement('span');
            pubSpan.className = 'caption pub__meta';
            pubSpan.innerText = '📚 ' + obj.item.publication;
            metaDiv.appendChild(pubSpan);
          }

          if (obj.item.ENTRYTYPE) {
            var typeSpan = document.createElement('span');
            typeSpan.className = 'caption pub__meta';
            typeSpan.innerText = '🎯 ' + obj.item.ENTRYTYPE;
            metaDiv.appendChild(typeSpan);
          }
          
          var tagsUl = null;
          if (obj.item.tags && obj.item.tags.length) {
            tagsUl = document.createElement('ul');
            tagsUl.setAttribute('class', 'pub__tags caption');
            tagsUl.innerHTML = '&nbsp;🏷️';

            for (var j = 0; j < obj.item.tags.length; j++) {
              var tagLi = document.createElement('li');
              var tagLink = document.createElement('a');

              tagLink.setAttribute('href', tagsBaseURL + obj.item.tags[j]);
              tagLink.setAttribute('class', 'pub__tag');
              tagLink.innerText = "#" + obj.item.tags[j];

              tagLi.appendChild(tagLink);
              tagsUl.appendChild(tagLi);
            }
          }

          if (obj.matches[i].key === 'abstract') {
            descDiv.innerHTML = generateHighlightedText(obj.matches[i].value, obj.matches[i].indices);
          }
        }

        li.appendChild(titleLink);
        if (metaDiv) {
          li.appendChild(metaDiv);
        }
        if (descDiv) {
          li.appendChild(descDiv);
        }
        if (tagsUl && metaDiv) {
          metaDiv.appendChild(tagsUl);
        }
        
        ulElem.appendChild(li);
      }
    }

    function generateHighlightedText(text, regions) {
      if (!regions) {
        return text;
      }

      var content = '', nextUnhighlightedRegionStartingIndex = 0;

      regions.forEach(function (region) {
        if (region[0] === region[1]) {
          return null;
        }

        content += '' +
          text.substring(nextUnhighlightedRegionStartingIndex, region[0]) +
          '<span class="search__highlight">' +
          text.substring(region[0], region[1] + 1) +
          '</span>' +
          '';
        nextUnhighlightedRegionStartingIndex = region[1] + 1;
      });

      content += text.substring(nextUnhighlightedRegionStartingIndex);

      return content;
    };

    pubSearch ?
    pubSearch.addEventListener('input', function(e) {
      var results = fuse.search(e.target.value);
      
      if (enableSearchHighlight) {
        renderSearchHighlightResults(e.target.value, results);
      } else {
        renderSearchResults(e.target.value, results);
      }
    }) : null;

    function renderSearchResults(searchText, results) {
      var originUl = document.querySelector('.pub__ul');
      var newUl = document.createElement('ul');
      newUl.setAttribute('class', 'pub__ul');

      if (!searchText) {
        if (isFirstSection) {
          originUl.innerHTML = JSON.parse(originHtmlText);
          var grid = document.querySelector('.pgrid');
          var msnry = new Masonry(grid, {
            itemSelector: '.pgrid-item',
            columnWidth: '.pgrid-sizer',
            percentPosition: true,
          });
          imagesLoaded(grid).on('progress', function () {
            msnry.layout();
          });
          return null;
        } else {
          fuse ? fuse.list.forEach(function (item) {
            makeLi(newUl, item);
          }) : null;
        }

        pubResult ? pubResult.setAttribute('data-display', 'none') : null;
        originUl ? originUl.setAttribute('data-display', 'block') : null;
      } else if (results) {
        if (results && results.length) {
          results.forEach(function (result) {
            makeLi(newUl, result);
          });

          pubResult ? pubResult.setAttribute('data-display', 'block') : null;
          originUl ? originUl.setAttribute('data-display', 'none') : null;
        }
      }

      originUl.parentNode.replaceChild(newUl, originUl);
    }

    function renderSearchHighlightResults(searchText, results) {
      var originUl = document.querySelector('.pub__ul');
      var newUl = document.createElement('ul');
      newUl.setAttribute('class', 'pub__ul');

      if (!searchText) {
        if (isFirstSection) {
          originUl.innerHTML = JSON.parse(originHtmlText);
          var grid = document.querySelector('.pgrid');
          var msnry = new Masonry(grid, {
            itemSelector: '.pgrid-item',
            columnWidth: '.pgrid-sizer',
            percentPosition: true,
          });
          imagesLoaded(grid).on('progress', function () {
            msnry.layout();
          });
          return null;
        } else {
          fuse ? fuse.list.forEach(function (item) {
            makeLi(newUl, item);
          }) : null;
        }

        pubResult ? pubResult.setAttribute('data-display', 'none') : null;
        originUl ? originUl.setAttribute('data-display', 'block') : null;
      } else if (results) {
        if (results && results.length) {
          results.forEach(function (result) {
            makeHighlightLi(newUl, result);
          });

          pubResult ? pubResult.setAttribute('data-display', 'block') : null;
          originUl ? originUl.setAttribute('data-display', 'none') : null;
        }
      }

      originUl.parentNode.replaceChild(newUl, originUl);
    }

    // shave
    shave('.pub__summary', 150);
  });
</script>