bookmarklets/claude_json_renderer.js at main · oaustegard/bookmarklets · GitHub

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javascript:(function(){
/* @title: Render Conversation JSON as HTML */
/* @description: Format Claude conversation JSON with syntax highlighting, code blocks, and download functionality */
/* @domains: claude.ai */
  /* Load required libraries dynamically */
  function loadScript(url) {
    return new Promise((resolve, reject) => {
      const script = document.createElement('script');
      script.src = url;
      script.onload = resolve;
      script.onerror = reject;
      document.head.appendChild(script);
    });
  }

  /* Process the conversation data into HTML */
  function getConversationPath(data) {
    const messageMap = new Map(data.chat_messages.map(msg => [msg.uuid, msg]));
    const path = [];
    let currentMsg = messageMap.get(data.current_leaf_message_uuid);
    while(currentMsg) {
      path.unshift(currentMsg);
      currentMsg = messageMap.get(currentMsg.parent_message_uuid);
    }
    return path;
  }

  /* Process message content parts into a single string */
  function processMessageContent(message) {
    if (message.content && Array.isArray(message.content)) {
      return message.content
        .filter(part => part.type === 'text')
        .map(part => part.text)
        .join('');
    }
    return message.text || '';
  }

  /* Format the conversation with markdown support */
  function formatConversation(data, marked) {
    const pathMessages = getConversationPath(data);
    const title = data.name || 'Conversation';
    let html = `<!DOCTYPE html>
<html lang="en">
<head>
    <meta charset="UTF-8">
    <meta name="viewport" content="width=device-width,initial-scale=1.0">
    <title>${title}</title>
    <link rel="stylesheet" href="https://cdn.jsdelivr.net/npm/@picocss/pico@2/css/pico.fluid.classless.green.min.css">
    <link rel="stylesheet" href="https://cdnjs.cloudflare.com/ajax/libs/highlight.js/11.9.0/styles/github.min.css">
    <style>
      :root {
        --human-bg: #f0f4f8;
        --assistant-bg: #fff;
        --border-color: #e2e8f0;
        --text-color: #2d3748;
        --meta-color: #718096;
      }
      body {
        padding: 1rem;
        max-width: 1280px;
        margin: 0 auto;
        background-color: #f8fafc;
        color: var(--text-color);
        line-height: 1.6;
      }
      @media(min-width: 768px) { body { padding: 2rem; } }
      h1 { color: var(--text-color); font-size: 1.875rem; margin-bottom: 1rem; }
      .meta {
        color: var(--meta-color);
        font-size: 0.875rem;
        margin-bottom: 2rem;
        padding-bottom: 1rem;
        border-bottom: 1px solid var(--border-color);
        display: flex;
        justify-content: space-between;
        align-items: center;
        flex-wrap: wrap;
        gap: 1rem;
      }
      .meta-info { flex: 1; }
      .download-btn {
        background-color: #4a5568;
        color: white;
        padding: 0.5rem 1rem;
        border-radius: 0.375rem;
        text-decoration: none;
        display: inline-flex;
        align-items: center;
        gap: 0.5rem;
        font-size: 0.875rem;
      }
      .download-btn:hover { background-color: #2d3748; }
      #conversation { display: flex; flex-direction: column; gap: 1rem; }
      .message {
        padding: 1rem;
        border-radius: 0.5rem;
        border: 1px solid var(--border-color);
        overflow-x: auto;
      }
      .human { background-color: var(--human-bg); margin-right: 2rem; }
      .assistant { background-color: var(--assistant-bg); margin-left: 2rem; }
      .sender {
        font-weight: 600;
        margin-bottom: 0.5rem;
        color: var(--text-color);
        font-size: 0.875rem;
        text-transform: uppercase;
        letter-spacing: 0.05em;
      }
      .content { margin: 0; }
      .content p { margin: 0.5em 0; }
      pre {
        margin: 0;
        padding: 0;
      }
      pre code {
        display: block;
        border-radius: 0.375rem;
        font-size: 0.875rem;
        padding: 1rem !important;
        background-color: #f7fafc !important;
        border: 1px solid var(--border-color);
        white-space: pre;
        overflow-x: auto;
        line-height: 1.5;
      }
      code {
        font-family: ui-monospace, SFMono-Regular, Menlo, Monaco, Consolas, monospace;
      }
      .artifact {
        margin: 1rem 0;
        padding: 1rem;
        border: 1px solid #e2e8f0;
        border-radius: 0.5rem;
        background-color: #f8fafc;
      }
      .artifact-header {
        font-weight: 600;
        margin-bottom: 0.5rem;
        color: #4a5568;
      }
      .artifact-content { margin-top: 0.5rem; }
    </style>
</head>
<body>
    <h1>${title}</h1>
    <div class="meta">
        <div class="meta-info">
            <p>Created: <span style="margin-left:4px;">
                <a href="https://claude.ai/chat/${data.uuid}" target="_blank">
                    ${new Date(data.created_at).toLocaleString('en-US', {dateStyle:'full', timeStyle:'long'})}
                </a>
            </span></p>
            ${data.project ? `<p>Project: ${data.project.name}</p>` : ''}
        </div>
        <a href="#" class="download-btn" onclick="downloadHTML()">
            Download HTML
        </a>
    </div>
    <div id="conversation">`;

    /* Process each message */
    pathMessages.forEach(message => {
      let processedText = processMessageContent(message);

      /* Handle artifacts */
      processedText = processedText.replace(
        /<antArtifact[^>]*identifier="([^"]*)"[^>]*title="([^"]*)"[^>]*>([\s\S]*?)<\/antArtifact>/g,
        (match, identifier, title, content) => {
          /* Clean and format the code content */
          const cleanContent = content
            .trim()
            .split('\n')
            .map(line => line.trim())
            .join('\n')
            .replace(/&/g, '&amp;')
            .replace(/</g, '&lt;')
            .replace(/>/g, '&gt;');

          /* Detect if content contains JSX/XML */
          const hasJSX = cleanContent.includes('</') || cleanContent.includes('/>');
          const language = hasJSX ? 'jsx' : 'javascript';

          return `<div class="artifact">
            <div class="artifact-header">${title}</div>
            <div class="artifact-content">
              <pre><code class="language-${language}">${cleanContent}</code></pre>
            </div>
          </div>`;
        }
      );

      /* Convert markdown to HTML */
      processedText = marked.parse(processedText);

      html += `<div class="message ${message.sender}">
        <div class="sender">${message.sender.charAt(0).toUpperCase() + message.sender.slice(1)}</div>
        <div class="content">${processedText}</div>
      </div>`;
    });

    html += `</div>
    <script src="https://cdnjs.cloudflare.com/ajax/libs/highlight.js/11.9.0/highlight.min.js"></script>
    <script>
      hljs.highlightAll();

      function downloadHTML() {
        /* Hide download button before getting HTML content */
        const downloadBtn = document.querySelector('.download-btn');
        downloadBtn.style.display = 'none';

        const htmlContent = document.documentElement.outerHTML;

        /* Restore download button */
        downloadBtn.style.display = '';

        const blob = new Blob([htmlContent], { type: 'text/html' });
        const url = URL.createObjectURL(blob);
        const a = document.createElement('a');
        a.href = url;
        a.download = '${title.toLowerCase().replace(/[^a-z0-9]+/g, '-')}.html';
        document.body.appendChild(a);
        a.click();
        document.body.removeChild(a);
        URL.revokeObjectURL(url);
      }
    </script>
</body>
</html>`;

    return html;
  }

  /* Main execution */
  async function main() {
    try {
      /* Load marked.js library */
      await loadScript('https://cdn.jsdelivr.net/npm/marked/marked.min.js');

      /* Configure marked */
      marked.setOptions({
        breaks: true,
        gfm: true,
        headerIds: false
      });

      const conversationData = JSON.parse(document.body.textContent);
      const formattedHTML = formatConversation(conversationData, marked);
      const newWindow = window.open('', '_blank');
      newWindow.document.write(formattedHTML);
      newWindow.document.close();
    } catch(error) {
      alert('Error processing conversation: ' + error.message);
    }
  }

  main();
})();