// Package linux ...
//
// Description : command ...
//
// Author : go_developer@163.com<白茶清欢>
//
// Date : 2022-05-20 21:48
package command

import (
	"command/define"
	"errors"
	"os/exec"
	"time"
)

// Execute 执行系统命令
//
// Author : go_developer@163.com<白茶清欢>
//
// Date : 21:49 2022/5/20
func Execute(workDir string, command string, param []string) define.Result {
	//执行命令
	result := define.Result{
		WorkDir:    workDir,
		Err:        nil,
		Output:     nil,
		StartTime:  time.Now().UnixNano(),
		FinishTime: 0,
	}
	defer func() {
		result.FinishTime = time.Now().UnixNano()
	}()
	if result.CmdPath, result.Err = Check(command); nil != result.Err {
		return result
	}
	cmdInstance := exec.Command(command, param...)
	cmdInstance.Dir = workDir
	result.Output, result.Err = cmdInstance.CombinedOutput()
	return result
}

// Check 检测命令
//
// Author : go_developer@163.com<白茶清欢>
//
// Date : 21:57 2022/5/20
func Check(command string) (string, error) {
	if path, err := exec.LookPath(command); err != nil {
		return "", errors.New(command + " 命令不存在 : " + err.Error())
	} else {
		return path, nil
	}
}