package utils

import (
	"strconv"

	"github.com/google/uuid"
	"golang.org/x/crypto/bcrypt"
)

func HashPassword(password string) (string, error) {
	bytes, err := bcrypt.GenerateFromPassword([]byte(password), 14)
	return string(bytes), err
}

func CheckPasswordHash(password, hash string) bool {
	err := bcrypt.CompareHashAndPassword([]byte(hash), []byte(password))
	return err == nil
}

func StringToUint(s string) uint {
	id, err := strconv.ParseUint(s, 10, 64)
	if err != nil {
		return 0
	}
	return uint(id)
}

func ParseInt(s string) int {
	i, err := strconv.Atoi(s)
	if err != nil {
		return 0
	}
	return i
}

func ParseNullableUUID(s *string) *uuid.UUID {
	if s == nil || *s == "" {
		return nil
	}
	id := ParseUUID(*s)
	return &id
}

func ParseUUID(s string) uuid.UUID {
	id, err := uuid.Parse(s)
	if err != nil {
		return uuid.Nil
	}
	return id
}