// Store the editor window ID
let editorWindowId = null;
let popupWindowId = null;
let screenshotData = null;

// Listen for extension installation or update
chrome.runtime.onInstalled.addListener(() => {
  console.log('Jira Feedback Extension installed/updated');
});

// Listen for messages from popup and editor
chrome.runtime.onMessage.addListener((message, sender, sendResponse) => {
  console.log('Background script received message:', message);
  
  try {
    switch (message.type) {
      case 'editor-ready':
        // Store editor window ID
        editorWindowId = sender.tab.id;
        if (screenshotData) {
          // Send screenshot data to editor
          chrome.tabs.sendMessage(editorWindowId, {
            type: 'init-editor',
            screenshot: screenshotData
          });
        }
        sendResponse({ success: true });
        break;

      case 'init-editor':
        // Store screenshot data
        screenshotData = message.screenshot;
        if (editorWindowId) {
          // Send to editor if it's ready
          chrome.tabs.sendMessage(editorWindowId, {
            type: 'init-editor',
            screenshot: screenshotData
          });
        }
        sendResponse({ success: true });
        break;

      case 'save-screenshot':
        // Broadcast edited screenshot to all extension pages
        chrome.runtime.sendMessage({
          type: 'screenshot-saved',
          screenshot: message.screenshot
        }).catch(error => {
          console.log('Error broadcasting screenshot:', error);
        });
        sendResponse({ success: true });
        break;

      default:
        console.log('Unknown message type:', message.type);
        sendResponse({ success: false, error: 'Unknown message type' });
    }
  } catch (error) {
    console.error('Error handling message:', error);
    sendResponse({ success: false, error: error.message });
  }
  
  return true; // Keep the message channel open for async response
});