package myth

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

func newServe(addr string, router http.Handler) *http.Server {
	return &http.Server{
		Addr:           addr,
		Handler:        router,
		ReadTimeout:    30 * time.Second,
		WriteTimeout:   30 * time.Second,
		MaxHeaderBytes: 1 << 20,
	}
}

// ListenAndServe new server and start
func ListenAndServe(addr string, router http.Handler) {
	s := newServe(addr, router)
	errc := make(chan error)
	go func() {
		c := make(chan os.Signal)
		signal.Notify(c, syscall.SIGINT, syscall.SIGTERM)
		errc <- fmt.Errorf("%s", <-c)
	}()

	go func() {
		log.Println("HTTP Server listen on", addr)
		errc <- s.ListenAndServe()
		log.Println("Exit HTTP server", "Quit")
	}()
	log.Println("Exit", <-errc)
}

// ListenAndServeTLS new server and start
func ListenAndServeTLS(addr, certFile, keyFile string, router http.Handler) {
	s := newServe(addr, router)

	errc := make(chan error)
	go func() {
		c := make(chan os.Signal)
		signal.Notify(c, syscall.SIGINT, syscall.SIGTERM)
		errc <- fmt.Errorf("%s", <-c)
	}()

	go func() {
		log.Println("HTTP Server listen on", addr)
		errc <- s.ListenAndServeTLS(certFile, keyFile)
		log.Println("Exit HTTP server", "Quit")
	}()
	log.Println("Exit", <-errc)
}