import { getConfig } from "@/lib/config";

export async function GET() {
  try {
    const result = getConfig();

    if (!result.ok) {
      return Response.json({ healthy: false }, { status: 500 });
    }

    const { OLLAMA_BASE_URL, OLLAMA_MODEL } = result.config;

    // Test reachability with a short timeout
    let reachable = false;

    try {
      const controller = new AbortController();
      const timeout = setTimeout(() => controller.abort(), 3000);

      const res = await fetch(`${OLLAMA_BASE_URL}/api/tags`, {
        signal: controller.signal
      });
      clearTimeout(timeout);
      reachable = res.ok;
    } catch {
      reachable = false;
    }

    return Response.json({ healthy: reachable }, { status: reachable ? 200 : 503 });
  } catch {
    return Response.json({ healthy: false }, { status: 500 });
  }
}