// Quick connection test: node connector/scripts/test-meta.js
import * as meta from "../src/meta.js";

const line = (s = "") => console.log(s);
try {
  const me = await meta.graph("me", { fields: "id,name" });
  line(`✔ Token works. Logged in as system user: ${me.name} (${me.id})\n`);

  const accts = await meta.listAccounts();
  if (!accts.length) {
    line("⚠ The token works but no Pages are assigned to the system user.");
    line("  Business Settings → System users → social-agent → Assign assets → Pages.");
    process.exit(0);
  }
  line(`✔ ${accts.length} Page(s) connected:\n`);
  for (const a of accts) {
    line(`  • ${a.page_name}  (page ${a.page_id})`);
    line(a.instagram
      ? `      Instagram: @${a.instagram.username} — ${a.instagram.followers_count ?? "?"} followers, ${a.instagram.media_count ?? "?"} posts`
      : "      Instagram: not linked to this Page");
  }

  const first = accts.find((a) => a.instagram) || accts[0];
  line(`\n— Sample insights for ${first.page_name} (last 28 days) —`);
  try {
    const fb = await meta.pageInsights(first, { sinceDays: 28 });
    line(`  Facebook: ${fb.page.followers_count ?? "?"} followers`);
    for (const [k, v] of Object.entries(fb.totals)) line(`    ${k}: ${v}`);
    if (Object.keys(fb.errors).length) line(`    (unavailable: ${Object.keys(fb.errors).join(", ")})`);
  } catch (e) { line(`  Facebook insights failed: ${e.message}`); }

  if (first.instagram) {
    try {
      const ig = await meta.igAccountInsights(first.instagram.id, { sinceDays: 28 });
      line(`  Instagram @${ig.profile.username}: ${ig.profile.followers_count} followers`);
      for (const [k, v] of Object.entries(ig.totals)) line(`    ${k}: ${v}`);
      if (Object.keys(ig.errors).length) line(`    (unavailable: ${Object.keys(ig.errors).join(", ")})`);
      const media = await meta.igRecentMedia(first.instagram.id, { limit: 3 });
      line(`  Last ${media.length} posts:`);
      for (const m of media) line(`    ${m.timestamp.slice(0, 10)} ${m.media_product_type}  reach ${m.insights?.reach ?? "?"}  views ${m.insights?.views ?? "?"}  likes ${m.like_count ?? "?"}`);
    } catch (e) { line(`  Instagram insights failed: ${e.message}`); }
  }
  line("\nAll good. You can now use the connector from Claude.");
} catch (e) {
  line(`✘ ${e.message}`);
  if (e.meta?.code === 190) line("  The token is invalid or expired. Generate a new one for social-agent.");
  if (e.meta?.code === 10 || e.meta?.code === 200) line("  A permission is missing. Regenerate the token with all pages_* / instagram_* / read_insights permissions ticked.");
  process.exit(1);
}