background.js

// Run on startup
chrome.runtime.onStartup.addListener(getCurrentDomain);
chrome.runtime.onInstalled.addListener(getCurrentDomain);

// Listen for tab changes
chrome.tabs.onUpdated.addListener((tabId, changeInfo, tab) => {
  if (changeInfo.status === 'complete' && tab.active) {
    updateCurrentDomain(tab);
  }
});

chrome.tabs.onActivated.addListener((activeInfo) => {
  chrome.tabs.get(activeInfo.tabId, updateCurrentDomain);
});

function getCurrentDomain() {
  chrome.tabs.query({active: true, currentWindow: true}, (tabs) => {
    if (tabs[0]) updateCurrentDomain(tabs[0]);
  });
}

function updateCurrentDomain(tab) {
  if (tab && tab.url && !tab.url.startsWith('chrome://') && !tab.url.startsWith('chrome-extension://')) {
    try {
      const url = new URL(tab.url);
      const domain = url.hostname;
      chrome.storage.local.set({currentDomain: domain}, () => {
        console.log('Current domain set in storage:', domain);
      });
    } catch (e) {
      console.error('Error parsing URL or setting domain:', e);
    }
  }
}