//go:build ignore

package main

import (
	"crypto/rand"
	"encoding/base64"
	"fmt"

	"golang.org/x/crypto/argon2"
)

func main() {
	password := "admin123"

	memory := 64 * 1024
	iterations := 3
	parallelism := 2
	saltLength := 16
	keyLength := 32

	salt := make([]byte, saltLength)
	rand.Read(salt)

	hash := argon2.IDKey([]byte(password), salt, uint32(iterations), uint32(memory), uint8(parallelism), uint32(keyLength))

	b64Salt := base64.RawStdEncoding.EncodeToString(salt)
	b64Hash := base64.RawStdEncoding.EncodeToString(hash)

	encodedHash := fmt.Sprintf("$argon2id$v=%d$m=%d,t=%d,p=%d$%s$%s",
		argon2.Version, memory, iterations, parallelism, b64Salt, b64Hash)

	fmt.Println(encodedHash)
}