package templater

import (
	"fmt"
	"log"

	"forge.cadoles.com/pcaseiro/templatefile/pkg/utils"
)

type SystemGroup struct {
	GroupName string `json:"groupname"`
}

func (sg *SystemGroup) exists() (bool, error) {
	_, _, err := utils.RunSystemCommand("getent", "group", sg.GroupName)
	if err != nil {
		return false, err
	}
	return true, nil
}

func (sg *SystemGroup) Manage() error {
	exist, _ := sg.exists()
	if exist {
		log.Printf("\tGroup %s already exists", sg.GroupName)
		return nil
	}
	return sg.Create()
}

func (sg *SystemGroup) Create() error {
	_, stdErr, err := utils.RunSystemCommand("groupadd", "-r", sg.GroupName)
	if err != nil {
		return fmt.Errorf("Group %s creation failed with error: %s %v", sg.GroupName, stdErr, err)
	}
	return nil
}

func (sg *SystemGroup) Delete() error {
	_, _, err := utils.RunSystemCommand("userdel", sg.GroupName)
	if err != nil {
		return err
	}
	return nil
}

func (sg *SystemGroup) Update() error {
	return nil
}