package utils

import (
	"os"
	"os/exec"
	"strings"
)

// RunDockerCmd runs a given Docker command in the current tty
func RunDockerCmd(cmdStr string, args ...string) error {

	allArgs := cleanArgs(append([]string{cmdStr}, args...))

	cmd := exec.Command("docker", allArgs...)
	cmd.Env = os.Environ()

	cmd.Stdout = os.Stdout
	cmd.Stderr = os.Stderr
	cmd.Stdin = os.Stdin

	return cmd.Run()
}

// cleanArgs trims the whitespace from the given set of strings.
func cleanArgs(s []string) []string {
	var r []string
	for _, str := range s {
		if str != "" {
			r = append(r, strings.Trim(str, " "))
		}
	}
	return r
}