tools/code-editor.html at main · jubilancy/tools · GitHub

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<!doctype html>
<html lang="en">
  <head>
    <meta charset="UTF-8" />
    <meta name="viewport" content="width=device-width, initial-scale=1.0" />
    <title>HTML Viewer | tools.eliana.lol</title>
    <link rel="stylesheet" href="global.css" />
    <link rel="icon" type="image/x-icon" href="favicon.svg" />
    <style>
      /* Specific Tool UI */
      .editor-container {
        display: flex;
        flex-direction: column;
        gap: 10px;
        margin-top: 20px;
      }
      #editor {
        height: 350px;
        border: 1px solid var(--puny);
      }
      iframe#preview {
        width: 100%;
        height: 350px;
        background: white;
        border: 1px solid var(--puny);
        margin-top: 10px;
      }
      .toolbar {
        display: flex;
        flex-wrap: wrap;
        gap: 8px;
        margin-bottom: 10px;
      }
      .stats {
        display: flex;
        justify-content: space-between;
        margin-top: 5px;
      }
      .kbd {
        font-size: 0.7rem;
        color: var(--puny);
        border: 1px solid var(--puny);
        padding: 1px 3px;
        border-radius: 3px;
      }
    </style>
  </head>
  <body>
    <nav>
      <div class="left">
        <a href="index.html">home</a> | <a href="extra.html">extra</a> |
        <a href="credits.html">credits</a> |
        <a href="changelog.html">logs</a>
      </div>
      <div class="right">
        <button id="theme-toggle">[theme]</button> |
        <a href="https://eliana.lol">site</a>
      </div>
    </nav>

    <main>
      <h1>HTML Viewer</h1>
      <p class="puny">
        Live editor & previewer. <span class="kbd">Ctrl+Enter</span> to manual
        refresh.
      </p>

      <div class="toolbar">
        <button onclick="formatHTML()">✨ Format</button>
        <button onclick="previewInTab()">📄 New Tab</button>
        <button onclick="loadSample()">📝 Sample</button>
        <button onclick="clearEditor()" style="border-color: var(--accent)">
          🗑️ Clear
        </button>
      </div>

      <div class="editor-container">
        <div id="editor"></div>

        <div class="stats puny">
          <span
            >Line: <span id="line">1</span>, Col:
            <span id="column">1</span></span
          >
          <label style="cursor: pointer"
            ><input type="checkbox" id="autoPreview" checked />
            Auto-update</label
          >
        </div>

        <iframe id="preview"></iframe>
      </div>
    </main>

    <script src="https://cdnjs.cloudflare.com/ajax/libs/ace/1.32.0/ace.js"></script>
    <script src="https://cdnjs.cloudflare.com/ajax/libs/js-beautify/1.14.11/beautify-html.min.js"></script>

    <script>
      const html = document.documentElement;
      const toggle = document.getElementById('theme-toggle');
      const saved =
        localStorage.getItem('theme') ||
        (window.matchMedia('(prefers-color-scheme: dark)').matches
          ? 'dark'
          : 'light');
      html.setAttribute('data-theme', saved);
      if (toggle) toggle.innerText = saved === 'dark' ? '[light]' : '[dark]';

      if (toggle) {
        toggle.onclick = () => {
          const now = html.getAttribute('data-theme');
          const next = now === 'dark' ? 'light' : 'dark';
          html.setAttribute('data-theme', next);
          localStorage.setItem('theme', next);
          toggle.innerText = next === 'dark' ? '[light]' : '[dark]';
        };
      }
    </script>

    <script>
      function initEditor() {
        const editor = ace.edit('editor');
        editor.setTheme('ace/theme/monokai');
        editor.session.setMode('ace/mode/html');
        editor.setOptions({
          fontSize: '14px',
          showPrintMargin: false,
          wrap: true,
          tabSize: 2,
        });

        const defaultHTML = `<!DOCTYPE html>\n<html>\n<body>\n  <h1>Hello World</h1>\n  <p>Ready to edit.</p>\n</body>\n</html>`;
        editor.setValue(defaultHTML, -1);
        window.aceEditor = editor;

        editor.session.selection.on('changeCursor', () => {
          const cursor = editor.getCursorPosition();
          document.getElementById('line').textContent = cursor.row + 1;
          document.getElementById('column').textContent = cursor.column + 1;
        });

        let previewTimeout;
        editor.session.on('change', () => {
          if (document.getElementById('autoPreview').checked) {
            clearTimeout(previewTimeout);
            previewTimeout = setTimeout(updatePreview, 500);
          }
        });

        updatePreview();
      }

      function updatePreview() {
        const code = window.aceEditor.getValue();
        const preview = document.getElementById('preview');
        const doc = preview.contentDocument || preview.contentWindow.document;
        doc.open();
        doc.write(code);
        doc.close();
      }

      function formatHTML() {
        const htmlCode = window.aceEditor.getValue();
        const formatted = html_beautify(htmlCode, { indent_size: 2 });
        window.aceEditor.setValue(formatted, -1);
      }

      function previewInTab() {
        const code = window.aceEditor.getValue();
        const newTab = window.open();
        newTab.document.write(code);
        newTab.document.close();
      }

      function clearEditor() {
        if (confirm('Wipe the editor?')) {
          window.aceEditor.setValue('', -1);
          updatePreview();
        }
      }

      function loadSample() {
        const sample = '<h1>Monospace Test</h1><p>The layout is working.</p>';
        window.aceEditor.setValue(sample, -1);
        updatePreview();
      }

      if (typeof ace !== 'undefined') initEditor();

      // Keyboard Shortcut (Ctrl/Cmd + Enter)
      document.addEventListener('keydown', (e) => {
        if ((e.ctrlKey || e.metaKey) && e.key === 'Enter') {
          updatePreview();
        }
      });
    </script>
  </body>
</html>