From f0c7eeaa69f2cea198fb62889e8ad28d8d7e0872 Mon Sep 17 00:00:00 2001
From: Dmitry Furs <dmitryfurs@gmail.com>
Date: Thu, 26 Aug 2021 17:51:32 +0300
Subject: [PATCH 1/3] Add regions for Belarus

---
 .../Setup/Patch/Data/AddDataForBelarus.php    | 90 +++++++++++++++++++
 .../Magento/Directory/Model/RegionTest.php    |  5 +-
 2 files changed, 93 insertions(+), 2 deletions(-)
 create mode 100644 app/code/Magento/Directory/Setup/Patch/Data/AddDataForBelarus.php

diff --git a/app/code/Magento/Directory/Setup/Patch/Data/AddDataForBelarus.php b/app/code/Magento/Directory/Setup/Patch/Data/AddDataForBelarus.php
new file mode 100644
index 0000000000000..d2e46d921e9d8
--- /dev/null
+++ b/app/code/Magento/Directory/Setup/Patch/Data/AddDataForBelarus.php
@@ -0,0 +1,90 @@
+<?php
+/**
+ * Copyright © Magento, Inc. All rights reserved.
+ * See COPYING.txt for license details.
+ */
+declare(strict_types=1);
+
+namespace Magento\Directory\Setup\Patch\Data;
+
+use Magento\Directory\Setup\DataInstaller;
+use Magento\Directory\Setup\DataInstallerFactory;
+use Magento\Framework\Setup\ModuleDataSetupInterface;
+use Magento\Framework\Setup\Patch\DataPatchInterface;
+
+/**
+ * Add Regions for Belarus.
+ */
+class AddDataForBelarus implements DataPatchInterface
+{
+    /**
+     * @var ModuleDataSetupInterface
+     */
+    private $moduleDataSetup;
+
+    /**
+     * @var DataInstallerFactory
+     */
+    private $dataInstallerFactory;
+
+    /**
+     * @param ModuleDataSetupInterface $moduleDataSetup
+     * @param DataInstallerFactory $dataInstallerFactory
+     */
+    public function __construct(
+        ModuleDataSetupInterface $moduleDataSetup,
+        DataInstallerFactory $dataInstallerFactory
+    ) {
+        $this->moduleDataSetup = $moduleDataSetup;
+        $this->dataInstallerFactory = $dataInstallerFactory;
+    }
+
+    /**
+     * @inheritdoc
+     */
+    public function apply()
+    {
+        /** @var DataInstaller $dataInstaller */
+        $dataInstaller = $this->dataInstallerFactory->create();
+        $dataInstaller->addCountryRegions(
+            $this->moduleDataSetup->getConnection(),
+            $this->getDataForBelarus()
+        );
+    }
+
+    /**
+     * Belarus regions data.
+     *
+     * @return array
+     */
+    private function getDataForBelarus(): array
+    {
+        return [
+            ['BY', 'BY-BR', 'Bresckaja voblasć'],
+            ['BY', 'BY-HO', 'Homieĺskaja voblasć'],
+            ['BY', 'BY-HM', 'Horad Minsk'],
+            ['BY', 'BY-HR', 'Hrodzienskaja voblasć'],
+            ['BY', 'BY-MA', 'Mahilioŭskaja voblasć'],
+            ['BY', 'BY-MI', 'Minskaja voblasć'],
+            ['BY', 'BY-VI', 'Viciebskaja voblasć'],
+        ];
+    }
+
+    /**
+     * @inheritdoc
+     */
+    public static function getDependencies()
+    {
+        return [
+            InitializeDirectoryData::class,
+        ];
+    }
+
+    /**
+     * @inheritdoc
+     */
+    public function getAliases()
+    {
+        return [];
+    }
+}
diff --git a/dev/tests/integration/testsuite/Magento/Directory/Model/RegionTest.php b/dev/tests/integration/testsuite/Magento/Directory/Model/RegionTest.php
index d90131948d9bb..dc29c63dedbc8 100644
--- a/dev/tests/integration/testsuite/Magento/Directory/Model/RegionTest.php
+++ b/dev/tests/integration/testsuite/Magento/Directory/Model/RegionTest.php
@@ -44,7 +44,7 @@ public function testCountryHasRegions($countryId)
      *
      * @return array
      */
-    public function getCountryIdDataProvider():array
+    public function getCountryIdDataProvider(): array
     {
         return [
             ['countryId' => 'US'],
@@ -72,7 +72,8 @@ public function getCountryIdDataProvider():array
             ['countryId' => 'SE'],
             ['countryId' => 'GR'],
             ['countryId' => 'DK'],
-            ['countryId' => 'AL']
+            ['countryId' => 'AL'],
+            ['countryId' => 'BY'],
         ];
     }
 }

From 9d4178068a8ca1aafda737b67a68cdfcfb1ce889 Mon Sep 17 00:00:00 2001
From: Dmitry Furs <dmitryfurs@gmail.com>
Date: Fri, 27 Aug 2021 13:50:03 +0300
Subject: [PATCH 2/3] Add regions for Belarus

---
 .../Setup/Patch/Data/AddDataForBelarus.php       | 16 ++++++++++------
 1 file changed, 10 insertions(+), 6 deletions(-)

diff --git a/app/code/Magento/Directory/Setup/Patch/Data/AddDataForBelarus.php b/app/code/Magento/Directory/Setup/Patch/Data/AddDataForBelarus.php
index d2e46d921e9d8..b89df2573ff48 100644
--- a/app/code/Magento/Directory/Setup/Patch/Data/AddDataForBelarus.php
+++ b/app/code/Magento/Directory/Setup/Patch/Data/AddDataForBelarus.php
@@ -40,9 +40,11 @@ public function __construct(
     }
 
     /**
-     * @inheritdoc
+     * Add country-region data for Belarus.
+     *
+     * @return $this
      */
-    public function apply()
+    public function apply(): DataPatchInterface
     {
         /** @var DataInstaller $dataInstaller */
         $dataInstaller = $this->dataInstallerFactory->create();
@@ -50,6 +52,8 @@ public function apply()
             $this->moduleDataSetup->getConnection(),
             $this->getDataForBelarus()
         );
+
+        return $this;
     }
 
     /**
@@ -71,9 +75,9 @@ private function getDataForBelarus(): array
     }
 
     /**
-     * @inheritdoc
+     * {@inheritdoc}
      */
-    public static function getDependencies()
+    public static function getDependencies(): array
     {
         return [
             InitializeDirectoryData::class,
@@ -81,9 +85,9 @@ public static function getDependencies()
     }
 
     /**
-     * @inheritdoc
+     * {@inheritdoc}
      */
-    public function getAliases()
+    public function getAliases(): array
     {
         return [];
     }

From 9233d61fa5e23cc9a4f3c7d341d4be2dcf3bcaf7 Mon Sep 17 00:00:00 2001
From: Dmitry Furs <dmitryfurs@gmail.com>
Date: Fri, 27 Aug 2021 14:20:40 +0300
Subject: [PATCH 3/3] Add regions for Belarus

---
 .../Magento/Directory/Setup/Patch/Data/AddDataForBelarus.php  | 4 ++++
 1 file changed, 4 insertions(+)

diff --git a/app/code/Magento/Directory/Setup/Patch/Data/AddDataForBelarus.php b/app/code/Magento/Directory/Setup/Patch/Data/AddDataForBelarus.php
index b89df2573ff48..58cf48b71d613 100644
--- a/app/code/Magento/Directory/Setup/Patch/Data/AddDataForBelarus.php
+++ b/app/code/Magento/Directory/Setup/Patch/Data/AddDataForBelarus.php
@@ -76,6 +76,8 @@ private function getDataForBelarus(): array
 
     /**
      * {@inheritdoc}
+     *
+     * @return string[]
      */
     public static function getDependencies(): array
     {
@@ -86,6 +88,8 @@ public static function getDependencies(): array
 
     /**
      * {@inheritdoc}
+     *
+     * @return string[]
      */
     public function getAliases(): array
     {