/*********************************************
* Description - Get all images in the current tab
* Author - Vilyaem
* *******************************************/
async function GetImagesFromTab() {
  const [tab] = await chrome.tabs.query({ active: true, currentWindow: true });

  if (!tab || !tab.id || !tab.url.startsWith("http")) {
    alert("Not a valid tab.");
    return [];
  }

  return new Promise(resolve => {
    chrome.tabs.sendMessage(tab.id, { action: "GetImageURLs" }, (response) => {
      if (chrome.runtime.lastError || !response) {
        alert("Content script not available. Try refreshing the page.");
        return resolve([]);
      }
      resolve(response.urls || []);
    });
  });
}

/*********************************************
* Description - Open all images in a new tab
* Author - Vilyaem
* *******************************************/
document.getElementById("open").addEventListener("click", async () => {
  const urls = await GetImagesFromTab();
  if (urls.length === 0) return alert("No image URLs found.");
  urls.forEach(url => chrome.tabs.create({ url }));
});

/*********************************************
* Description - Download all images
* Author - Vilyaem
* *******************************************/
document.getElementById("download").addEventListener("click", async () => {
  const urls = await GetImagesFromTab();
  if (urls.length === 0) return alert("No image URLs found.");
  urls.forEach(url => {
    chrome.downloads.download({ url });
  });
});