package utils

import (
	"strconv"
	"time"

	"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
}

// StringToDate parses a string to time.Time with layout "2006-01-02"
func StringToDate(s string) time.Time {
	if t, err := time.Parse("2006-01-02", s); err == nil {
		now := time.Now()
		// Gabungkan tanggal dari input dengan jam:menit:detik dari waktu sekarang
		return time.Date(
			t.Year(), t.Month(), t.Day(),
			now.Hour(), now.Minute(), now.Second(), now.Nanosecond(),
			now.Location(),
		)
	}
	return time.Time{}
}

// StringToDateTime parses a string to time.Time with layout "2006-01-02T15:04:05Z07:00"
func StringToDateTime(s string) time.Time {
	// Coba parse RFC3339 dulu
	if t, err := time.Parse(time.RFC3339, s); err == nil {
		return t
	}
	// Jika gagal, coba parse "2006-01-02"
	if t, err := time.Parse("2006-01-02", s); err == nil {
		now := time.Now()
		// Gabungkan tanggal dari input dengan jam:menit:detik dari waktu sekarang
		return time.Date(
			t.Year(), t.Month(), t.Day(),
			now.Hour(), now.Minute(), now.Second(), now.Nanosecond(),
			now.Location(),
		)
	}
	// Jika gagal semua, return zero time
	return time.Time{}
}

func DateToString(t time.Time) string {
	return t.Format("2006-01-02")
}

func DateTimeToString(t time.Time) string {
	return t.Format(time.RFC3339)
}