package main

import (
	"context"
	"errors"
	"log"
	"net/http"
	"os"
	"os/signal"
	"syscall"
	"time"

	"git.scity.us/TAI/TA-Deployment-Broker/internal/app"
)

func main() {
	cfg, err := app.LoadConfig()
	if err != nil {
		log.Fatalf("configuration: %v", err)
	}

	server, err := app.New(cfg)
	if err != nil {
		log.Fatalf("initialize: %v", err)
	}
	defer server.Close()

	httpServer := &http.Server{
		Addr:              cfg.ListenAddr,
		Handler:           server.Routes(),
		ReadHeaderTimeout: 10 * time.Second,
		ReadTimeout:       30 * time.Minute,
		WriteTimeout:      30 * time.Minute,
		IdleTimeout:       90 * time.Second,
		MaxHeaderBytes:    1 << 20,
	}

	go func() {
		log.Printf("TAPM Deployment Access listening on %s", cfg.ListenAddr)
		if err := httpServer.ListenAndServe(); err != nil &&
			!errors.Is(err, http.ErrServerClosed) {
			log.Fatalf("serve: %v", err)
		}
	}()

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

	ctx, cancel := context.WithTimeout(context.Background(), 20*time.Second)
	defer cancel()
	if err := httpServer.Shutdown(ctx); err != nil {
		log.Printf("shutdown: %v", err)
	}
}