misc.go

package main

import (
	"log"
	"os"
	"path/filepath"
)

func GetPacConfig() string {
	xdg_config_home := os.Getenv("XDG_CONFIG_HOME")
	if xdg_config_home == "" {
		xdg_config_home = filepath.Join(os.Getenv("HOME"), ".config")
	}
	return filepath.Join(xdg_config_home, "pac", "config.toml")
}

func GetPacHome() string {
	xdg_cache_home := os.Getenv("XDG_CACHE_HOME")
	if xdg_cache_home == "" {
		xdg_cache_home = filepath.Join(os.Getenv("HOME"), ".cache")
	}
	return filepath.Join(xdg_cache_home, "pac")
}

func InitDir(path string) {
	if f, err := os.Stat(path); os.IsNotExist(err) || !f.IsDir() {
		if err := os.MkdirAll(path, 0755); err != nil {
			log.Fatalln(err)
		}
	}
}

func GetRepoPath(repo string) string {
	// TODO: it corresponds to other than github.com
	return filepath.Join(PAC_HOME, "src", "github.com", repo)
}

func RmIfExist(path string) (err error) {
	if _, err := os.Stat(path); !os.IsNotExist(err) {
		err = os.Remove(path)
	}
	return err
}