package main

import (
	"context"
	"fmt"
	"log"
	"net/http"
	"os"
	"os/signal"
	"syscall"
)

func main() {
	stop := make(chan os.Signal)
	signal.Notify(stop, syscall.SIGINT, syscall.SIGTERM)

	ctx, cancel := context.WithCancel(context.Background())
	defer cancel()

	srv := http.Server{
		Addr: fmt.Sprintf(":%d", 8080),
	}

	go func() {
		log.Println("running listener")
		if err := srv.ListenAndServe(); err != nil {
			log.Fatal(err)
		}
	}()

	<-stop

	log.Printf("shutting down server")

	srv.Shutdown(ctx)

	log.Printf("server gracefully stopped")
}