package hugo

import (
	"io"
	"log"
	"os"
	"os/exec"
	"time"
)

type Metadata struct {
	Path        string
	Slug        string
	Title       string
	Date        *time.Time
	ExpiryDate  *time.Time
	PublishDate *time.Time
	Draft       bool
	Permalink   string
	Kind        string
	Section     string
}

func NewBlog(name string) {
	if empty, _ := CheckIfEmpty(name); !empty { // we need dir to be empty
		log.Fatal("blog dir is not empty")
	}

	cmd := exec.Command("hugo", "new", "site", name)
	if err := cmd; err != nil {
		log.Fatal(err)
	}

	cmd.Run()
}

func CheckIfEmpty(name string) (bool, error) {
	dir, err := os.Open(name)
	if err != nil {
		return false, err
	}
	defer dir.Close()

	_, err = dir.Readdirnames(1)
	if err == io.EOF {
		return true, nil
	}
	return false, err
}

func Build() {
	cmd := exec.Command("hugo", "build")
	if err := cmd; cmd != nil {
		log.Fatal(err)
	}

	cmd.Run()
}

func List() {
	if err := os.Chdir("/home/lv/dev/assilvestrar-blog"); err != nil {
		log.Fatal(err)
	}

	cmd := exec.Command("hugo", "list", "all")
	if err := cmd; cmd != nil {
		log.Fatal(err)
	}

	if err := cmd.Run(); err != nil {
		log.Fatal(err)
	}

}