Allow for JS translations of dates

Author: jissereitsma

ViewModel/LocaleCode.php

@@ -0,0 +1,19 @@
+<?php declare(strict_types=1);
+
+namespace Loki\Base\ViewModel;
+
+use Magento\Framework\View\Element\Block\ArgumentInterface;
+use Magento\Framework\Locale\Resolver as LocaleResolver;
+
+class LocaleCode implements ArgumentInterface
+{
+    public function __construct(
+        private LocaleResolver $localeResolver,
+    ){
+    }
+
+    public function getCode(): string
+    {
+        return str_replace('_', '-', $this->localeResolver->getLocale());
+    }
+}

view/base/layout/loki_base.xml

@@ -15,6 +15,7 @@
                 <block name="loki.dynamic-script.variables" template="Loki_Base::script/variables.phtml">
                     <arguments>
                         <argument name="form_key_value" xsi:type="object">Loki\Base\ViewModel\FormKeyValue</argument>
+                        <argument name="locale_code" xsi:type="object">Loki\Base\ViewModel\LocaleCode</argument>
                     </arguments>
                 </block>
             </container>

view/base/templates/script/variables.phtml

@@ -2,22 +2,26 @@
 declare(strict_types=1);
 
 use Loki\Base\ViewModel\FormKeyValue;
+use Loki\Base\ViewModel\LocaleCode;
 use Magento\Framework\Escaper;
 use Magento\Framework\View\Element\Template;
 
 /** @version 1.1.3 */
 /** @var Template $block */
 /** @var FormKeyValue $formKeyValue */
+/** @var LocaleCode $localeCode */
 /** @var Escaper $escaper */
 
 $formKeyValue = $block->getFormKeyValue();
+$localeCode = $block->getLocaleCode();
 $mobileWidth = $block->getMobileWidth();
 if (!is_numeric($mobileWidth) || $mobileWidth < 100) {
     $mobileWidth = 767;
 }
 ?>
 <script>
     var LOKI_BASE_URL = '<?= $escaper->escapeUrl($block->getBaseUrl()) ?>';
+    var LOKI_LOCALE = '<?= $escaper->escapeUrl($localeCode->getCode()) ?>';
     var LOKI_THEME_URL = '<?= $escaper->escapeUrl($block->getViewFileUrl('')) ?>';
     var LOKI_FORM_KEY = '<?= $escaper->escapeHtml($formKeyValue->get()) ?>';
     var LOKI_CURRENT_URL = window.location.href.split('?')[0];