package main

import (
	"log"
	"os"
	"os/signal"
	"syscall"
	"time"

	"github.com/noahlann/nnet/pkg/nnet"
)

// This example demonstrates enabling metrics and health checks.
// Start the server, then visit the metrics endpoint (if port configured) or use the built-in path.
func main() {
	cfg := &nnet.Config{
		Addr: "tcp://:8082",
		Metrics: &nnet.MetricsConfig{
			Enabled: true,
			Path:    "/metrics",
			Port:    0, // same process
		},
		Session: &nnet.SessionConfig{
			Storage:    "memory",
			Expiration: 1 * time.Hour,
		},
	}

	srv, err := nnet.NewServer(cfg)
	if err != nil {
		log.Fatal("create server:", err)
	}

	// Simple route for probing
	srv.Router().RegisterString("/health", func(ctx nnet.Context) error {
		return ctx.Response().WriteString("ok")
	})

	log.Println("metrics_health listening on :8082; metrics enabled at /metrics")
	if err := srv.Start(); err != nil {
		log.Fatal("start server:", err)
	}
	defer srv.Stop()

	quit := make(chan os.Signal, 1)
	signal.Notify(quit, syscall.SIGINT, syscall.SIGTERM)
	<-quit
}