background.js

browser.composeAction.onClicked.addListener(async (tab) => {
  try {
    const details = await browser.compose.getComposeDetails(tab.id);
    const plainBody = details.plainTextBody || details.body || '';
    const email = details.to && details.to.length > 0 ? details.to[0] : '';

    if (!email || !plainBody.trim()) {
      console.log('Lion Stack AI: missing recipient or body');
      return;
    }

    const response = await fetch('https://travelmanager.hu/api/mailspring', {
      method: 'POST',
      headers: { 'Content-Type': 'application/json' },
      body: JSON.stringify({ email, message: plainBody })
    });

    if (!response.ok) {
      const text = await response.text();
      console.error('Lion Stack AI HTTP error', response.status, text);
      return;
    }

    const data = await response.json();
    const text = data.reply || '';
    const html = text
      .replace(/\\n/g, '\n')
      .replace(/\n{2,}/g, '</p><p>')
      .replace(/\n/g, '<br>');

    await browser.compose.setComposeDetails(tab.id, { body: html });
  } catch (err) {
    console.error('Lion Stack AI request failed', err);
  }
});