https://github.com/canadasatellite-ca/site/issues/249

.gitignore

@@ -29,6 +29,11 @@
 # in vendor/magento/module-catalog-search/Model/Layer/Filter/Price.php on line 145»:
 # https://github.com/canadasatellite-ca/site/issues/28
 !/vendor/magento/module-catalog/Model/Layer/Filter/DataProvider/Price.php
+# 2021-10-12 Dmitry Fedyuk https://www.upwork.com/fl/mage2pro
+# "`Cart2Quote_Features`: «DateTime::createFromFormat() expects parameter 2 to be string, array given
+# in vendor/magento/module-catalog/Model/Webapi/Product/Option/Type/Date.php on line 34»":
+# https://github.com/canadasatellite-ca/site/issues/249
+!/vendor/magento/module-catalog/Model/Webapi/Product/Option/Type/Date.php
 # 2021-05-16 Dmitry Fedyuk https://www.upwork.com/fl/mage2pro
 # 1) «Broken reference: the 'skip_gallery_before' tries to reorder itself towards 'product.info.media.image',
 # but their parents are different: 'skip_gallery_before.wrapper' and 'product.info.media' respectively»:

vendor/magento/module-catalog/Model/Webapi/Product/Option/Type/Date.php

@@ -0,0 +1,56 @@
+<?php
+/**
+ * Copyright © Magento, Inc. All rights reserved.
+ * See COPYING.txt for license details.
+ */
+namespace Magento\Catalog\Model\Webapi\Product\Option\Type;
+
+use Magento\Framework\Stdlib\DateTime;
+
+/**
+ * Catalog product option date validator
+ */
+class Date extends \Magento\Catalog\Model\Product\Option\Type\Date
+{
+    /**
+     * {@inheritdoc}
+     */
+    public function validateUserValue($values)
+    {
+        if ($this->_dateExists() || $this->_timeExists()) {
+            return parent::validateUserValue($this->formatValues($values));
+        }
+        return $this;
+    }
+
+    /**
+     * @param array $values
+     * @return array mixed
+     */
+    protected function formatValues($values)
+    {
+        if (isset($values[$this->getOption()->getId()])) {
+            $value = $values[$this->getOption()->getId()];
+            $dateTime = \DateTime::createFromFormat(DateTime::DATETIME_PHP_FORMAT, $value);
+            $values[$this->getOption()->getId()] = [
+                'date' => $value,
+                'year' => $dateTime->format('Y'),
+                'month' => $dateTime->format('m'),
+                'day' => $dateTime->format('d'),
+                'hour' => $dateTime->format('H'),
+                'minute' => $dateTime->format('i'),
+                'day_part' => $dateTime->format('a'),
+            ];
+        }
+
+        return $values;
+    }
+
+    /**
+     * @return bool
+     */
+    public function useCalendar()
+    {
+        return false;
+    }
+}