class WidgetWithoutTypesTest

class WidgetWithoutTypesTest extends MediaLibraryTestBase {
    
    /**
     * {@inheritdoc}
     */
    protected static $modules = [
        'field_ui',
    ];
    
    /**
     * {@inheritdoc}
     */
    protected $defaultTheme = 'stark';
    
    /**
     * Tests that the widget works as expected when media types are deleted.
     */
    public function testWidgetWithoutMediaTypes() : void {
        $assert_session = $this->assertSession();
        $user = $this->drupalCreateUser([
            'access administration pages',
            'access content',
            'create basic_page content',
            'create media',
            'view media',
        ]);
        $this->drupalLogin($user);
        $default_message = 'There are no allowed media types configured for this field. Contact the site administrator.';
        $this->drupalGet('node/add/basic_page');
        // Assert a properly configured field does not show a message.
        $assert_session->elementTextNotContains('css', '.field--name-field-twin-media', 'There are no allowed media types configured for this field.');
        $assert_session->elementExists('css', '.js-media-library-open-button[name^="field_twin_media"]');
        // Assert that the message is shown when the target_bundles setting for the
        // entity reference field is an empty array. No types are allowed in this
        // case.
        $assert_session->elementTextContains('css', '.field--name-field-empty-types-media', $default_message);
        $assert_session->elementNotExists('css', '.js-media-library-open-button[name^="field_empty_types_media"]');
        // Assert that the message is not shown when the target_bundles setting for
        // the entity reference field is null. All types are allowed in this case.
        $assert_session->elementTextNotContains('css', '.field--name-field-null-types-media', 'There are no allowed media types configured for this field.');
        $assert_session->elementExists('css', '.js-media-library-open-button[name^="field_null_types_media"]');
        // Delete all media and media types.
        $entity_type_manager = \Drupal::entityTypeManager();
        $media_storage = $entity_type_manager->getStorage('media');
        $media_type_storage = $entity_type_manager->getStorage('media_type');
        $media_storage->delete($media_storage->loadMultiple());
        $media_type_storage->delete($media_type_storage->loadMultiple());
        // Visit a node create page.
        $this->drupalGet('node/add/basic_page');
        // Assert a properly configured field now shows a message.
        $assert_session->elementTextContains('css', '.field--name-field-twin-media', $default_message);
        $assert_session->elementNotExists('css', '.js-media-library-open-button[name^="field_twin_media"]');
        // Assert that the message is shown when the target_bundles setting for the
        // entity reference field is an empty array.
        $assert_session->elementTextContains('css', '.field--name-field-empty-types-media', $default_message);
        $assert_session->elementNotExists('css', '.js-media-library-open-button[name^="field_empty_types_media"]');
        // Assert that the message is shown when the target_bundles setting for
        // the entity reference field is null.
        $assert_session->elementTextContains('css', '.field--name-field-null-types-media', $default_message);
        $assert_session->elementNotExists('css', '.js-media-library-open-button[name^="field_null_types_media"]');
        // Assert a different message is shown when the user is allowed to
        // administer the fields.
        $user = $this->drupalCreateUser([
            'access administration pages',
            'access content',
            'create basic_page content',
            'view media',
            'administer node fields',
        ]);
        $this->drupalLogin($user);
        $route_bundle_params = FieldUI::getRouteBundleParameter(\Drupal::entityTypeManager()->getDefinition('node'), 'basic_page');
        $field_twin_url = new Url('entity.field_config.node_field_edit_form', [
            'field_config' => 'node.basic_page.field_twin_media',
        ] + $route_bundle_params);
        $field_twin_message = 'There are no allowed media types configured for this field. <a href="' . $field_twin_url->toString() . '">Edit the field settings</a> to select the allowed media types.';
        $field_empty_types_url = new Url('entity.field_config.node_field_edit_form', [
            'field_config' => 'node.basic_page.field_empty_types_media',
        ] + $route_bundle_params);
        $field_empty_types_message = 'There are no allowed media types configured for this field. <a href="' . $field_empty_types_url->toString() . '">Edit the field settings</a> to select the allowed media types.';
        $field_null_types_url = new Url('entity.field_config.node_field_edit_form', [
            'field_config' => 'node.basic_page.field_null_types_media',
        ] + $route_bundle_params);
        $field_null_types_message = 'There are no allowed media types configured for this field. <a href="' . $field_null_types_url->toString() . '">Edit the field settings</a> to select the allowed media types.';
        // Visit a node create page.
        $this->drupalGet('node/add/basic_page');
        // Assert a properly configured field still shows a message.
        $assert_session->elementContains('css', '.field--name-field-twin-media', $field_twin_message);
        $assert_session->elementNotExists('css', '.js-media-library-open-button[name^="field_twin_media"]');
        // Assert that the message is shown when the target_bundles setting for the
        // entity reference field is an empty array.
        $assert_session->elementContains('css', '.field--name-field-empty-types-media', $field_empty_types_message);
        $assert_session->elementNotExists('css', '.js-media-library-open-button[name^="field_empty_types_media"]');
        // Assert that the message is shown when the target_bundles setting for the
        // entity reference field is null.
        $assert_session->elementContains('css', '.field--name-field-null-types-media', $field_null_types_message);
        $assert_session->elementNotExists('css', '.js-media-library-open-button[name^="field_null_types_media"]');
        // Assert the messages are also shown in the default value section of the
        // field edit form.
        $this->drupalGet($field_empty_types_url);
        $assert_session->elementContains('css', '.field--name-field-empty-types-media', $field_empty_types_message);
        $assert_session->elementNotExists('css', '.js-media-library-open-button[name^="field_empty_types_media"]');
        $this->drupalGet($field_null_types_url);
        $assert_session->elementContains('css', '.field--name-field-null-types-media', $field_null_types_message);
        $assert_session->elementNotExists('css', '.js-media-library-open-button[name^="field_null_types_media"]');
        // Uninstall the Field UI and check if the link is removed from the message.
        \Drupal::service('module_installer')->uninstall([
            'field_ui',
        ]);
        // Visit a node create page.
        $this->drupalGet('node/add/basic_page');
        $field_ui_uninstalled_message = 'There are no allowed media types configured for this field. Contact the site administrator.';
        // Assert the link is now longer part of the message.
        $assert_session->elementNotExists('named', [
            'link',
            'Edit the field settings',
        ]);
        // Assert a properly configured field still shows a message.
        $assert_session->elementContains('css', '.field--name-field-twin-media', $field_ui_uninstalled_message);
        $assert_session->elementNotExists('css', '.js-media-library-open-button[name^="field_twin_media"]');
        // Assert that the message is shown when the target_bundles setting for the
        // entity reference field is an empty array.
        $assert_session->elementContains('css', '.field--name-field-empty-types-media', $field_ui_uninstalled_message);
        $assert_session->elementNotExists('css', '.js-media-library-open-button[name^="field_empty_types_media"]');
        // Assert that the message is shown when the target_bundles setting for the
        // entity reference field is null.
        $assert_session->elementContains('css', '.field--name-field-null-types-media', $field_ui_uninstalled_message);
        $assert_session->elementNotExists('css', '.js-media-library-open-button[name^="field_null_types_media"]');
    }

}