package qccd

import (
	"context"
	"fmt"
	"os"
	"os/signal"
	"syscall"

	"github.com/niko/qcc/internal/config"
	"github.com/niko/qcc/internal/server"
	"github.com/spf13/cobra"
	"go.uber.org/zap"
)

var serverCmd = &cobra.Command{
	Use:   "server",
	Short: "Start QuiC Call server",
	Run:   runServer,
}

func runServer(cmd *cobra.Command, args []string) {
	logger, _ := zap.NewProduction()
	defer logger.Sync()

	cfg := config.Load()

	srv, err := server.New(cfg, logger)
	if err != nil {
		logger.Fatal("Failed to create server", zap.Error(err))
	}

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

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

	go func() {
		sig := <-sigCh
		logger.Info("Received signal, shutting down", zap.String("signal", sig.String()))
		cancel()
	}()

	logger.Info("Starting server",
		zap.String("listen", cfg.Server.Listen),
		zap.Strings("domains", cfg.ACME.Domains),
	)

	if err := srv.Start(ctx); err != nil {
		logger.Fatal("Server error", zap.Error(err))
	}

	fmt.Println("Server stopped gracefully")
}