import { handleBackgroundCommand, handleInstalled, handleStartup, handleWindowRemoved } from './service';
import type { BackgroundCommand } from './types';

chrome.runtime.onInstalled.addListener(() => {
  void handleInstalled();
});

chrome.runtime.onStartup.addListener(() => {
  void handleStartup();
});

chrome.runtime.onMessage.addListener((message: BackgroundCommand, _sender, sendResponse) => {
  void handleBackgroundMessage(message, sendResponse);
  return true;
});

chrome.windows.onRemoved.addListener((windowId) => {
  void handleWindowRemoved(windowId);
});

/**
 * 统一包装后台消息处理，确保异步错误能回给调用方。
 */
async function handleBackgroundMessage(
  message: BackgroundCommand,
  sendResponse: (response?: unknown) => void,
) {
  try {
    const result = await handleBackgroundCommand(message);
    sendResponse(result);
  } catch (error: unknown) {
    const messageText = error instanceof Error ? error.message : 'Unknown error';
    sendResponse({ ok: false, error: messageText });
  }
}