package utils

import (
	"os"
	"path/filepath"
	"sync"

	"github.com/iwind/TeaGo/Tea"
)

type ServiceManager struct {
	Name        string
	Description string

	onceLocker sync.Once
}

func NewServiceManager(name, description string) *ServiceManager {
	manager := &ServiceManager{
		Name:        name,
		Description: description,
	}
	manager.resetRoot()
	return manager
}

func (m *ServiceManager) setup() {
	m.onceLocker.Do(func() {})
}

func (m *ServiceManager) resetRoot() {
	if !Tea.IsTesting() {
		exePath, err := os.Executable()
		if err != nil {
			exePath = os.Args[0]
		}
		link, err := filepath.EvalSymlinks(exePath)
		if err == nil {
			exePath = link
		}
		fullPath, err := filepath.Abs(exePath)
		if err == nil {
			Tea.UpdateRoot(filepath.Dir(filepath.Dir(fullPath)))
		}
	}
}