markdown-converter/src/sidebar/snippets-panel.js

function renderSnippetsPanel(container, { getSnippets, saveSnippet, deleteSnippet, onInsert }) {
  container.innerHTML = `
        <div class="snippets-panel">
            <div class="snippets-toolbar">
                <input type="text" class="snippets-search" id="snippets-search" placeholder="Search snippets...">
                <button class="snippets-add-btn" id="snippets-add" title="Add snippet">+</button>
            </div>
            <div class="snippets-list" id="snippets-list"></div>
        </div>
    `;

  let snippets = [];

  async function loadSnippets() {
    snippets = (await getSnippets()) || [];
    renderList(document.getElementById('snippets-search')?.value || '');
  }

  function renderList(query) {
    const list = document.getElementById('snippets-list');
    if (!list) return;

    const filtered = query
      ? snippets.filter(
          (s) =>
            s.name.toLowerCase().includes(query.toLowerCase()) ||
            (s.language || '').toLowerCase().includes(query.toLowerCase())
        )
      : snippets;

    list.innerHTML = filtered.length
      ? filtered
          .map(
            (s) => `
            <div class="snippet-item" data-id="${s.id}">
                <div class="snippet-header">
                    <span class="snippet-name">${s.name}</span>
                    <span class="snippet-lang">${s.language || 'text'}</span>
                </div>
                <pre class="snippet-preview"><code>${(s.code || '').substring(0, 100)}${(s.code || '').length > 100 ? '...' : ''}</code></pre>
                <div class="snippet-actions">
                    <button class="snippet-insert" data-id="${s.id}" title="Insert">Insert</button>
                    <button class="snippet-delete" data-id="${s.id}" title="Delete">&times;</button>
                </div>
            </div>
        `
          )
          .join('')
      : '<p class="git-info">No snippets yet. Click + to add one.</p>';

    list.querySelectorAll('.snippet-insert').forEach((btn) => {
      btn.addEventListener('click', () => {
        const s = snippets.find((sn) => sn.id === btn.dataset.id);
        if (s) onInsert(s.code);
      });
    });

    list.querySelectorAll('.snippet-delete').forEach((btn) => {
      btn.addEventListener('click', async () => {
        await deleteSnippet(btn.dataset.id);
        loadSnippets();
      });
    });
  }

  document
    .getElementById('snippets-search')
    ?.addEventListener('input', (e) => renderList(e.target.value));

  document.getElementById('snippets-add')?.addEventListener('click', () => {
    const name = prompt('Snippet name:');
    if (!name) return;
    const language = prompt('Language (e.g., javascript, python, html):') || 'text';
    const code = prompt('Paste your code snippet:');
    if (!code) return;

    saveSnippet({ id: Date.now().toString(), name, language, code }).then(() => loadSnippets());
  });

  loadSnippets();
}

module.exports = { renderSnippetsPanel };