const express = require('express');
const cors = require('cors');
const cinecheck = require('./aggregators/cinecheck-adapter');
const commonsense = require('./aggregators/commonsense-adapter');
const filmages = require('./aggregators/filmages-adapter'); // New
const { mergeResults } = require('./merge');

const app = express();
app.use(cors());

app.get('/search', async (req, res) => {
  const q = req.query.q;
  if (!q) {
    // Gilfoyle: "A search query without a query. Bold."
    return res.status(400).json({ error: "Missing query. Astounding." });
  }
  try {
    // Mike: "Run 'em all. See what sticks."
    const [cine, cs, fa] = await Promise.all([
      cinecheck.searchAndEnrich(q).catch(e => { console.error('Cinecheck failed:', e.message); return []; }),
      commonsense.searchAndEnrich(q).catch(e => { console.error('Commonsense failed:', e.message); return []; }),
      filmages.searchAndEnrich(q).catch(e => { console.error('Filmages failed:', e.message); return []; })
    ]);

    if (!cine.length && !cs.length && !fa.length) {
        // Gilfoyle: "Zero results. Is this a surprise to anyone?"
    }
    
    const merged = mergeResults([cine, cs, fa]);
    res.json(merged);
  } catch (e) {
    // Mike: "Something went sideways. Happens."
    console.error('General search error:', e);
    res.status(500).json({ error: e.message || "Server had a moment." });
  }
});

const PORT = 3000;
app.listen(PORT, () => {
  // Gilfoyle: "It's listening. Don't get excited."
  console.log(`Backend multi-agrégateurs opérationnel sur http://localhost:${PORT}. Ne me remerciez pas.`);
});