import { Router } from 'express';
import type { WebContext } from '../context.js';

export function createDebugRouter(ctx: WebContext): Router {
  const router = Router();

  // Dumps the browser context's cookies (names + metadata only — values are
  // hashed) so we can tell which session/OAuth cookies are set after the
  // extension import and which the chat surface might be missing.
  router.get('/debug/cookies', async (req, res) => {
    const browser = ctx.services.browser;
    if (!browser) {
      res.status(500).json({ error: 'Browser client not initialized' });
      return;
    }
    const context = browser.getContext();
    if (!context) {
      res.status(500).json({ error: 'Browser context not available' });
      return;
    }
    try {
      const urls = ['https://www.reddit.com', 'https://chat.reddit.com', 'https://matrix.redditspace.com'];
      const out: Record<string, unknown> = {};
      for (const u of urls) {
        const cookies = await context.cookies(u);
        out[u] = cookies.map((c) => ({
          name: c.name,
          domain: c.domain,
          path: c.path,
          httpOnly: c.httpOnly,
          secure: c.secure,
          sameSite: c.sameSite,
          expires: c.expires,
          valueLen: c.value.length,
        }));
      }
      res.json(out);
    } catch (error) {
      ctx.logger.error('Cookie dump failed:', error);
      res.status(500).json({ error: String(error) });
    }
  });

  router.post('/debug/check-responses', async (_req, res) => {
    if (!ctx.services.responseChecker) {
      res.status(500).json({ error: 'Response checker not initialized' });
      return;
    }
    try {
      ctx.logger.info('Manual response check triggered via API');
      const results = await ctx.services.responseChecker.checkForResponses();
      res.json({ success: true, results });
    } catch (error) {
      ctx.logger.error('Manual response check failed:', error);
      res.status(500).json({ error: String(error) });
    }
  });

  return router;
}