package app

import (
	"fmt"

	"forge.cadoles.com/arcad/edge/pkg/module/auth/http/passwd"
	"github.com/pkg/errors"
	"github.com/urfave/cli/v2"

	"forge.cadoles.com/arcad/edge/pkg/module/auth/http/passwd/argon2id"
	_ "forge.cadoles.com/arcad/edge/pkg/module/auth/http/passwd/plain"
)

func HashPasswordCommand() *cli.Command {
	return &cli.Command{
		Name:  "hash-password",
		Usage: "Hash the provided password with the specified algorithm",
		Flags: []cli.Flag{
			&cli.StringFlag{
				Name:     "password",
				Usage:    "hash `PASSWORD`",
				Aliases:  []string{"p"},
				Value:    "",
				Required: true,
			},
			&cli.StringFlag{
				Name:    "algorithm",
				Usage:   fmt.Sprintf("use `ALGORITHM` to hash password (available: %v)", passwd.Algorithms()),
				Aliases: []string{"a"},
				Value:   string(argon2id.Algo),
			},
		},
		Action: func(ctx *cli.Context) error {
			algo := ctx.String("algorithm")
			password := ctx.String("password")

			hash, err := passwd.Hash(passwd.Algo(algo), password)
			if err != nil {
				return errors.WithStack(err)
			}

			fmt.Println(hash)

			return nil
		},
	}
}