Init module

Author: dmitrykazak

Plugin/Catalog/UI/Form/Modifier/IsDefaultCustomOption.php

@@ -0,0 +1,49 @@
+<?php
+
+declare(strict_types=1);
+
+namespace DK\CustomOptionDefaultValue\Plugin\Catalog\UI\Form\Modifier;
+
+use Magento\Catalog\Ui\DataProvider\Product\Form\Modifier\CustomOptions;
+use Magento\Ui\Component\Form\Element\DataType\Text;
+use Magento\Ui\Component\Form\Element\Checkbox;
+use Magento\Ui\Component\Form\Field;
+
+class IsDefaultCustomOption
+{
+    private const FIELD_IS_DEFAULT = 'is_default';
+
+    public function afterModifyMeta(CustomOptions $subject, array $meta): array
+    {
+        echo "<pre>";
+        print_r($meta);
+        die();
+
+        $result = array_replace_recursive($meta, [
+            CustomOptions::GROUP_CUSTOM_OPTIONS_NAME
+        ]);
+    }
+
+    protected function getIsDefaultFieldConfig($sortOrder): array
+    {
+        return [
+            'arguments' => [
+                'data' => [
+                    'config' => [
+                        'label' => __('Default Value'),
+                        'componentType' => Field::NAME,
+                        'formElement' => Checkbox::NAME,
+                        'dataScope' => static::FIELD_IS_DEFAULT,
+                        'dataType' => Text::NAME,
+                        'sortOrder' => $sortOrder,
+                        'value' => '0',
+                        'valueMap' => [
+                            'true' => '1',
+                            'false' => '0'
+                        ],
+                    ],
+                ],
+            ],
+        ];
+    }
+}

etc/adminhtml/di.xml

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+<?xml version="1.0" ?>
+
+<config xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xsi:noNamespaceSchemaLocation="urn:magento:framework:ObjectManager/etc/config.xsd">
+   <type name="Magento\Catalog\Ui\DataProvider\Product\Form\Modifier\CustomOptions">
+       <plugin name="dk_custom_option_default_value_option_is_default"
+               type="DK\CustomOptionDefaultValue\Plugin\Catalog\UI\Form\Modifier\IsDefaultCustomOption"
+               disabled="false"
+       />
+   </type>
+</config>

etc/db_schema.xml

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+<?xml version="1.0"?>
+
+<schema xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
+        xsi:noNamespaceSchemaLocation="urn:magento:framework:Setup/Declaration/Schema/etc/schema.xsd">
+    <table name="catalog_product_option_type_value">
+        <column xsi:type="smallint" name="is_default" padding="5" unsigned="true" nullable="false" identity="false"
+                default="0" comment="Is Default" />
+    </table>
+</schema>

etc/db_schema_whitelist.json

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+{
+    "catalog_product_option_type_value": {
+        "column": {
+            "is_default": true
+        }
+    }
+}

etc/module.xml

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+<?xml version="1.0"?>
+
+<config xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xsi:noNamespaceSchemaLocation="urn:magento:framework:Module/etc/module.xsd">
+    <module name="DK_CustomOptionDefaultValue" setup_version="1.0.0" >
+        <sequence>
+            <module name="Magento_Backend" />
+            <module name="Magento_Catalog" />
+        </sequence>
+    </module>
+</config>

registration.php

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+<?php
+
+declare(strict_types=1);
+
+use Magento\Framework\Component\ComponentRegistrar;
+
+ComponentRegistrar::register(
+    ComponentRegistrar::MODULE,
+    'DK_CustomOptionDefaultValue',
+    __DIR__
+);