package localization

import (
	"crypto/sha256"
	"encoding/hex"
	"slices"
	"strconv"
	"strings"
)

func Revision(rows []Row) string {
	ordered := slices.Clone(rows)
	slices.SortFunc(ordered, func(left Row, right Row) int { return strings.Compare(left.Tag, right.Tag) })
	digest := sha256.New()
	for _, row := range ordered {
		digest.Write([]byte(row.Tag + "|" + strconv.FormatBool(row.IsDefault) + "|" + strconv.FormatBool(row.Enabled) + "|" + socialText(row.SocialLocale) + "\n"))
	}
	return hex.EncodeToString(digest.Sum(nil))
}

func SameRows(left []Row, right []Row) bool {
	return Revision(left) == Revision(right)
}

func (r Row) Equal(other Row) bool {
	return r.Tag == other.Tag && r.IsDefault == other.IsDefault && r.Enabled == other.Enabled && r.Confirmed == other.Confirmed && sameSocialLocale(r.SocialLocale, other.SocialLocale)
}

func sameSocialLocale(left *string, right *string) bool {
	if left == nil || right == nil {
		return left == right
	}
	return *left == *right
}

func socialText(social *string) string {
	if social == nil {
		return ""
	}
	return *social
}