// Package cmd /*
package cmd

import (
	"fmt"
	"gitee.com/timedb/wheatCache/storage/proto"
	"gitee.com/timedb/wheatCache/storage/server"
	"github.com/spf13/cobra"
	"google.golang.org/grpc"
	"google.golang.org/grpc/reflection"
	"log"
	"net"
	"os"
	"os/signal"
	"syscall"

	"github.com/spf13/viper"
)

var cfgFile string

// rootCmd represents the base command when called without any subcommands
var rootCmd = &cobra.Command{
	Use:   "storage",
	Short: "storage",
	Long:  `start storage server`,
	Run: func(cmd *cobra.Command, args []string) {
		storageServer := server.NewServer()
		// 先写死， 等配置文件
		listen, err := net.Listen("tcp", ":5201")
		if err != nil {
			log.Panicln(err)
		}
		s := grpc.NewServer()
		proto.RegisterCommServerServer(s, storageServer)
		reflection.Register(s)

		c := make(chan os.Signal)
		signal.Notify(c, syscall.SIGHUP, syscall.SIGINT)
		go func() {
			select {
			case <-c:
				s.Stop()

				msg := `
				|-------Wheat tools---------|
				|    see you next time      |
				|thank you for your efforts |
				|---------------------------|
				`
				fmt.Println(msg)
			}
		}()

		if err := s.Serve(listen); err != nil {
			log.Panicln(err)
		}
	},
}

// Execute adds all child commands to the root command and sets flags appropriately.
// This is called by main.main(). It only needs to happen once to the rootCmd.
func Execute() {
	cobra.CheckErr(rootCmd.Execute())
}

func init() {
	cobra.OnInitialize(initConfig)

	// Here you will define your flags and configuration settings.
	// Cobra supports persistent flags, which, if defined here,
	// will be global for your application.

	rootCmd.PersistentFlags().StringVar(&cfgFile, "config", "", "config file (default is $HOME/.storage.yaml)")

	// Cobra also supports local flags, which will only run
	// when this action is called directly.
	rootCmd.Flags().BoolP("toggle", "t", false, "Help message for toggle")
}

// initConfig reads in config file and ENV variables if set.
func initConfig() {
	if cfgFile != "" {
		// Use config file from the flag.
		viper.SetConfigFile(cfgFile)
	} else {
		// Find home directory.
		home, err := os.UserHomeDir()
		cobra.CheckErr(err)

		// Search config in home directory with name ".storage" (without extension).
		viper.AddConfigPath(home)
		viper.SetConfigType("yaml")
		viper.SetConfigName(".storage")
	}

	viper.AutomaticEnv() // read in environment variables that match

	// If a config file is found, read it in.
	if err := viper.ReadInConfig(); err == nil {
		fmt.Fprintln(os.Stderr, "Using config file:", viper.ConfigFileUsed())
	}
}