package fs

import (
	"os"

	luajit "git.sharkk.net/Sky/LuaJIT-to-Go"
)

func GetFunctionList() map[string]luajit.GoFunction {
	return map[string]luajit.GoFunction{
		"getcwd": getcwd,
		"chdir":  chdir,
	}
}

func getcwd(s *luajit.State) int {
	cwd, err := os.Getwd()
	if err != nil {
		s.PushNil()
		s.PushString(err.Error())
		return 2
	}
	s.PushString(cwd)
	return 1
}

func chdir(s *luajit.State) int {
	path := s.ToString(1)
	err := os.Chdir(path)
	if err != nil {
		s.PushBoolean(false)
		s.PushString(err.Error())
		return 2
	}
	s.PushBoolean(true)
	return 1
}