package main

import (
	"fmt"
	"regexp"

	"github.com/spf13/cobra"
)

func initCmd() *cobra.Command {
	var name string
	cmd := &cobra.Command{
		Use:   "init",
		Short: "create a new mder folder",
		Run: func(cmd *cobra.Command, args []string) {
			if name == "" {
				if len(args) != 0 {
					name = args[0]
				}
			}
			var rule = fmt.Sprintf("[a-zA-Z0-9_]{%d}", len(name))
			var reg = regexp.MustCompilePOSIX(rule)
			if !reg.MatchString(name) {
				sfault("folder name must be %s", rule)
			}
			if err := cloneTemplate(name); err != nil {
				sfault("clone template repository failed: %v", err)
			}
			sout("create folder %s success.", name)
		},
	}

	cmd.Flags().StringVar(&name, "name", "", "Name of the folder to create")
	return cmd
}