package util

import (
	"context"
	"os"
	"os/signal"
	"path/filepath"
	"strings"
	"syscall"
)

var (
	workdir string
)

func WaitTerminal(cancel context.CancelFunc) {
	sigc := make(chan os.Signal, 1)
	signal.Notify(sigc, syscall.SIGINT, syscall.SIGTERM, syscall.SIGQUIT)
	defer signal.Stop(sigc)
	<-sigc
	cancel()
}

func GetWorkPath() string {
	if workdir == "" {
		workdir, _ = filepath.Abs(".")
	}
	return workdir
}

func Merge(arr ...string) string {
	return strings.Join(arr, "")
}