popup.js

const webExt = typeof browser !== 'undefined' ? browser : chrome;

async function exportHistory() {
  const statusEl = document.getElementById('status');

  try {
    statusEl.textContent = 'Starting export...';

    const response = await webExt.runtime.sendMessage({
      action: 'exportHistory'
    });

    if (response && response.ok === false) {
      statusEl.textContent = `Export failed: ${response.error || 'Unknown error'}`;
      return;
    }

    statusEl.textContent = 'Download started.';
  } catch (error) {
    const message = error?.message || String(error);

    if (/cancel/i.test(message)) {
      statusEl.textContent = 'Download canceled.';
    } else {
      statusEl.textContent = `Export failed: ${message}`;
    }
  }
}

function setupPopup() {
  const exportButton = document.getElementById('exportBtn');
  const statusEl = document.getElementById('status');

  if (!exportButton || !statusEl) {
    return;
  }

  exportButton.addEventListener('click', exportHistory);
}

if (document.readyState === 'loading') {
  document.addEventListener('DOMContentLoaded', setupPopup, { once: true });
} else {
  setupPopup();
}