{{/*
Licensed to the Apache Software Foundation (ASF) under one
or more contributor license agreements.  See the NOTICE file
distributed with this work for additional information
regarding copyright ownership.  The ASF licenses this file
to you under the Apache License, Version 2.0 (the
"License"); you may not use this file except in compliance
with the License.  You may obtain a copy of the License at

  http://www.apache.org/licenses/LICENSE-2.0

Unless required by applicable law or agreed to in writing,
software distributed under the License is distributed on an
"AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
KIND, either express or implied.  See the License for the
specific language governing permissions and limitations
under the License.
*/}}

{{/* Only include the copy button script on pages that have code blocks */}}
{{ if (findRE "<pre" .Content 1) }}
<script>
(function() {
  var copyIcon = '<svg xmlns="http://www.w3.org/2000/svg" width="16" height="16" viewBox="0 0 24 24" fill="none" stroke="currentColor" stroke-width="2" stroke-linecap="round" stroke-linejoin="round"><rect x="9" y="9" width="13" height="13" rx="2" ry="2"></rect><path d="M5 15H4a2 2 0 0 1-2-2V4a2 2 0 0 1 2-2h9a2 2 0 0 1 2 2v1"></path></svg>';
  var checkIcon = '<svg xmlns="http://www.w3.org/2000/svg" width="16" height="16" viewBox="0 0 24 24" fill="none" stroke="currentColor" stroke-width="2" stroke-linecap="round" stroke-linejoin="round"><polyline points="20 6 9 17 4 12"></polyline></svg>';
  var errorIcon = '<svg xmlns="http://www.w3.org/2000/svg" width="16" height="16" viewBox="0 0 24 24" fill="none" stroke="currentColor" stroke-width="2" stroke-linecap="round" stroke-linejoin="round"><circle cx="12" cy="12" r="10"></circle><line x1="15" y1="9" x2="9" y2="15"></line><line x1="9" y1="9" x2="15" y2="15"></line></svg>';

  // Add copy buttons to all code blocks
  // Hugo generates: <div class="highlight"><pre><code>...</code></pre></div>
  // Or without highlighting: <pre><code>...</code></pre>
  document.querySelectorAll('pre > code').forEach(function(codeBlock) {
    var pre = codeBlock.parentNode;

    // Determine the container (highlight div or pre's parent)
    var container = pre.parentNode.classList.contains('highlight')
      ? pre.parentNode
      : pre;

    // Create wrapper div for positioning
    var wrapper = document.createElement('div');
    wrapper.className = 'code-block-wrapper';
    container.parentNode.insertBefore(wrapper, container);
    wrapper.appendChild(container);

    // Create copy button
    var button = document.createElement('button');
    button.className = 'copy-code-button';
    button.type = 'button';
    button.setAttribute('aria-label', 'Copy code to clipboard');
    button.innerHTML = copyIcon;

    wrapper.appendChild(button);

    button.addEventListener('click', function() {
      // Get the code text
      var text = codeBlock.innerText;

      // Remove leading $ from each line (common in shell examples)
      text = text.split('\n').map(function(line) {
        return line.replace(/^\$ /, '');
      }).join('\n').trim();

      navigator.clipboard.writeText(text).then(function() {
        // Chrome doesn't blur automatically, leaving button in focused state
        button.blur();

        // Show success feedback
        button.innerHTML = checkIcon;
        button.classList.add('copied');

        setTimeout(function() {
          button.innerHTML = copyIcon;
          button.classList.remove('copied');
        }, 2000);
      }, function(error) {
        // Show error feedback
        button.blur();
        button.innerHTML = errorIcon;
        button.classList.add('error');

        setTimeout(function() {
          button.innerHTML = copyIcon;
          button.classList.remove('error');
        }, 2000);
      });
    });
  });
})();
</script>
{{ end }}