package server

import (
	"bytes"
	"fmt"
	"os/exec"

	"github.com/spf13/cobra"
)

func Status(cmd *cobra.Command, args []string) {
	dir := "."
	if len(args) > 0 {
		dir = args[0]
	}

	name := getServerName(dir)

	start_cmd := exec.Command("docker", "exec", name, "rcon-cli", "list")
	var outb, errb bytes.Buffer

	start_cmd.Stdout = &outb
	start_cmd.Stderr = &errb

	if err := start_cmd.Run(); err != nil {
		fmt.Println("offline")
		return
	}

	var active, max int

	_, err := fmt.Sscanf(outb.String(), "There are %d of a max of %d players online:", &active, &max)
	if err != nil {
		panic(err)
	}

	fmt.Printf("%d/%d players\n", active, max)
}