From c0efd19fcd31d6a110756b89aa7df92ff9ca64c0 Mon Sep 17 00:00:00 2001
From: veselcraft <veselcraft@icloud.com>
Date: Sun, 16 Mar 2025 17:16:44 +0300
Subject: [PATCH] fix(locale-core): plural numbers for russian or maybe slavic
 languages

---
 bootstrap.php      | 20 +++++++++++---------
 locales/ru.strings |  2 +-
 2 files changed, 12 insertions(+), 10 deletions(-)

diff --git a/bootstrap.php b/bootstrap.php
index 3fac8214..2833c154 100644
--- a/bootstrap.php
+++ b/bootstrap.php
@@ -121,15 +121,17 @@ function tr(string $stringId, ...$variables): string
         if (gettype($variables[0]) === "integer") {
             $numberedStringId = null;
             $cardinal         = $variables[0];
-            switch ($cardinal) {
-                case 0:
-                    $numberedStringId = $stringId . "_zero";
-                    break;
-                case 1:
-                    $numberedStringId = $stringId . "_one";
-                    break;
-                default:
-                    $numberedStringId = $stringId . ($cardinal < 5 ? "_few" : "_other");
+            // WARNING: Hardcoded for russian language
+            if ($cardinal == 0) {
+                $numberedStringId = $stringId . "_zero";
+            } else if ($cardinal == 1 || $cardinal % 10 == 1) {
+                $numberedStringId = $stringId . "_one";
+            } else if (($cardinal % 10 >= 2 && $cardinal % 10 <= 4) || !($cardinal % 100 >= 12 && $cardinal % 100 <= 14)) {
+                $numberedStringId = $stringId . "_few";
+            } else if ($cardinal % 10 == 0 || ($cardinal % 10 >= 5 && $cardinal % 10 <= 9) || ($cardinal % 100 >= 11 && $cardinal % 100 <= 14)) {
+                $numberedStringId = $stringId . "_many";
+            } else {
+                $numberedStringId = $stringId . "_other";
             }
 
             $newOutput = $localizer->_($numberedStringId, $lang);
diff --git a/locales/ru.strings b/locales/ru.strings
index 14f6f624..37b92768 100644
--- a/locales/ru.strings
+++ b/locales/ru.strings
@@ -84,7 +84,7 @@
 "desc_none" = "описание отсутствует";
 "send" = "Отправить";
 "years_zero" = "0 лет";
-"years_one" = "1 год";
+"years_one" = "$1 год";
 "years_few" = "$1 года";
 "years_many" = "$1 лет";
 "years_other" = "$1 лет";