main.ts

import { serve } from "https://deno.land/std@0.125.0/http/server.ts";
import requestHandler from "./api/index.ts";

// Health check handler for Kubernetes probes
function healthHandler(request: Request): Response | null {
  const url = new URL(request.url);

  if (url.pathname === "/health" || url.pathname === "/healthz") {
    return new Response(
      JSON.stringify({
        status: "ok",
        timestamp: new Date().toISOString(),
      }),
      {
        status: 200,
        headers: { "Content-Type": "application/json" },
      }
    );
  }

  if (url.pathname === "/ready" || url.pathname === "/readyz") {
    // Could add Redis connectivity check here if needed
    return new Response(
      JSON.stringify({
        status: "ready",
        timestamp: new Date().toISOString(),
      }),
      {
        status: 200,
        headers: { "Content-Type": "application/json" },
      }
    );
  }

  return null;
}

// Combined handler - check health first, then delegate to main handler
function combinedHandler(request: Request): Response | Promise<Response> {
  const healthResponse = healthHandler(request);
  if (healthResponse) {
    return healthResponse;
  }
  return requestHandler(request);
}

const port = Number(Deno.env.get("PORT")) || 8080;
console.log(`Starting github-profile-trophy server on port ${port}`);
serve(combinedHandler, { port });