package executor

import (
	"bufio"
	"fmt"
	"io"
	"os/exec"
)

func ReadTimeCommandExecutor(singleLineCommand []string) {

	cmd := exec.Command(singleLineCommand[0], singleLineCommand[1:]...)
	stdout, err := cmd.StdoutPipe()
	if err != nil {
		log.ErrorF("command  %v stdout error => %v", singleLineCommand, err)
	}
	stderr, err := cmd.StderrPipe()
	if err != nil {
		log.ErrorF("command  %v stderr error => %v", singleLineCommand, err)
	}

	if err := cmd.Start(); err != nil {
		log.ErrorF("command  %v runtime error => %v", singleLineCommand, err)
	}

	go copyOutput(stdout)
	go copyOutput(stderr)

	if err := cmd.Wait(); err != nil {
		log.ErrorF("command  %v result error => %v", singleLineCommand, err)
	}

}

func copyOutput(r io.Reader) {
	scanner := bufio.NewScanner(r)
	for scanner.Scan() {
		fmt.Println(scanner.Text())
	}
}