class LayoutBuilderOverridesTest

class LayoutBuilderOverridesTest extends LayoutBuilderTestBase {
    
    /**
     * Tests deleting a field in-use by an overridden layout.
     */
    public function testDeleteField() : void {
        $assert_session = $this->assertSession();
        $page = $this->getSession()
            ->getPage();
        $this->drupalLogin($this->drupalCreateUser([
            'configure any layout',
            'administer node fields',
        ]));
        // Enable layout builder overrides.
        LayoutBuilderEntityViewDisplay::load('node.bundle_with_section_field.default')->enableLayoutBuilder()
            ->setOverridable()
            ->save();
        // Ensure there is a layout override.
        $this->drupalGet('node/1/layout');
        $page->pressButton('Save layout');
        // Delete one of the fields in use.
        $this->drupalGet('admin/structure/types/manage/bundle_with_section_field/fields/node.bundle_with_section_field.body/delete');
        $page->pressButton('Delete');
        // The node should still be accessible.
        $this->drupalGet('node/1');
        $assert_session->statusCodeEquals(200);
        $this->drupalGet('node/1/layout');
        $assert_session->statusCodeEquals(200);
    }
    
    /**
     * Tests Layout Builder overrides without access to edit the default layout.
     */
    public function testOverridesWithoutDefaultsAccess() : void {
        $assert_session = $this->assertSession();
        $page = $this->getSession()
            ->getPage();
        $this->drupalLogin($this->drupalCreateUser([
            'configure any layout',
        ]));
        LayoutBuilderEntityViewDisplay::load('node.bundle_with_section_field.default')->enableLayoutBuilder()
            ->setOverridable()
            ->save();
        $this->drupalGet('node/1');
        $page->clickLink('Layout');
        $assert_session->elementTextContains('css', '.layout-builder__message.layout-builder__message--overrides', 'You are editing the layout for this Bundle with section field content item.');
        $assert_session->linkNotExists('Edit the template for all Bundle with section field content items instead.');
    }
    
    /**
     * Tests Layout Builder overrides without Field UI installed.
     */
    public function testOverridesWithoutFieldUi() : void {
        $this->container
            ->get('module_installer')
            ->uninstall([
            'field_ui',
        ]);
        $assert_session = $this->assertSession();
        $page = $this->getSession()
            ->getPage();
        $this->drupalLogin($this->drupalCreateUser([
            'configure any layout',
        ]));
        LayoutBuilderEntityViewDisplay::load('node.bundle_with_section_field.default')->enableLayoutBuilder()
            ->setOverridable()
            ->save();
        $this->drupalGet('node/1');
        $page->clickLink('Layout');
        $assert_session->elementTextContains('css', '.layout-builder__message.layout-builder__message--overrides', 'You are editing the layout for this Bundle with section field content item.');
        $assert_session->linkNotExists('Edit the template for all Bundle with section field content items instead.');
    }
    
    /**
     * Tests functionality of Layout Builder for overrides.
     */
    public function testOverrides() : void {
        $assert_session = $this->assertSession();
        $page = $this->getSession()
            ->getPage();
        $this->drupalLogin($this->drupalCreateUser([
            'configure any layout',
            'administer node display',
        ]));
        // From the manage display page, go to manage the layout.
        $this->drupalGet('admin/structure/types/manage/bundle_with_section_field/display/default');
        $this->submitForm([
            'layout[enabled]' => TRUE,
        ], 'Save');
        $this->submitForm([
            'layout[allow_custom]' => TRUE,
        ], 'Save');
        // @todo This should not be necessary.
        $this->container
            ->get('entity_field.manager')
            ->clearCachedFieldDefinitions();
        // Add a block with a custom label.
        $this->drupalGet('node/1');
        $page->clickLink('Layout');
        // The layout form should not contain fields for the title of the node by
        // default.
        $assert_session->fieldNotExists('title[0][value]');
        $assert_session->elementTextContains('css', '.layout-builder__message.layout-builder__message--overrides', 'You are editing the layout for this Bundle with section field content item. Edit the template for all Bundle with section field content items instead.');
        $assert_session->linkExists('Edit the template for all Bundle with section field content items instead.');
        $page->clickLink('Add block');
        $page->clickLink('Powered by Drupal');
        $page->fillField('settings[label]', 'This is an override');
        $page->checkField('settings[label_display]');
        $page->pressButton('Add block');
        $page->pressButton('Save layout');
        $assert_session->pageTextContains('This is an override');
        // Get the UUID of the component.
        $components = Node::load(1)->get('layout_builder__layout')
            ->getSection(0)
            ->getComponents();
        $uuid = array_key_last($components);
        $this->drupalGet('layout_builder/update/block/overrides/node.1/0/content/' . $uuid);
        $page->uncheckField('settings[label_display]');
        $page->pressButton('Update');
        $assert_session->pageTextNotContains('This is an override');
        $page->pressButton('Save layout');
        $assert_session->pageTextNotContains('This is an override');
    }
    
    /**
     * Tests a custom alter of the overrides form.
     */
    public function testOverridesFormAlter() : void {
        $assert_session = $this->assertSession();
        $page = $this->getSession()
            ->getPage();
        $this->drupalLogin($this->drupalCreateUser([
            'configure any layout',
            'administer node display',
            'administer nodes',
        ]));
        $field_ui_prefix = 'admin/structure/types/manage/bundle_with_section_field';
        // Enable overrides.
        $this->drupalGet("{$field_ui_prefix}/display/default");
        $this->submitForm([
            'layout[enabled]' => TRUE,
        ], 'Save');
        $this->drupalGet("{$field_ui_prefix}/display/default");
        $this->submitForm([
            'layout[allow_custom]' => TRUE,
        ], 'Save');
        $this->drupalGet('node/1');
        // The status checkbox should be checked by default.
        $page->clickLink('Layout');
        $assert_session->checkboxChecked('status[value]');
        $page->pressButton('Save layout');
        $assert_session->pageTextContains('The layout override has been saved.');
        // Unchecking the status checkbox will unpublish the entity.
        $page->clickLink('Layout');
        $page->uncheckField('status[value]');
        $page->pressButton('Save layout');
        $assert_session->statusCodeEquals(403);
        $assert_session->pageTextContains('The layout override has been saved.');
    }
    
    /**
     * Tests removing all sections from overrides and defaults.
     */
    public function testRemovingAllSections() : void {
        $assert_session = $this->assertSession();
        $page = $this->getSession()
            ->getPage();
        $this->drupalLogin($this->drupalCreateUser([
            'configure any layout',
            'administer node display',
        ]));
        $field_ui_prefix = 'admin/structure/types/manage/bundle_with_section_field';
        // Enable overrides.
        $this->drupalGet("{$field_ui_prefix}/display/default");
        $this->submitForm([
            'layout[enabled]' => TRUE,
        ], 'Save');
        $this->drupalGet("{$field_ui_prefix}/display/default");
        $this->submitForm([
            'layout[allow_custom]' => TRUE,
        ], 'Save');
        // By default, there is one section.
        $this->drupalGet('node/1');
        $assert_session->elementsCount('css', '.layout', 1);
        $assert_session->pageTextContains('The first node body');
        $page->clickLink('Layout');
        $assert_session->elementsCount('css', '.layout', 1);
        $assert_session->elementsCount('css', '.layout-builder__add-block', 1);
        $assert_session->elementsCount('css', '.layout-builder__add-section', 2);
        // Remove the only section from the override.
        $page->clickLink('Remove Section 1');
        $page->pressButton('Remove');
        $assert_session->elementsCount('css', '.layout', 0);
        $assert_session->elementsCount('css', '.layout-builder__add-block', 0);
        $assert_session->elementsCount('css', '.layout-builder__add-section', 1);
        // The override is still used instead of the default, despite being empty.
        $page->pressButton('Save layout');
        $assert_session->elementsCount('css', '.layout', 0);
        $assert_session->pageTextNotContains('The first node body');
        $page->clickLink('Layout');
        $assert_session->elementsCount('css', '.layout', 0);
        $assert_session->elementsCount('css', '.layout-builder__add-block', 0);
        $assert_session->elementsCount('css', '.layout-builder__add-section', 1);
        // Add one section to the override.
        $page->clickLink('Add section');
        $page->clickLink('One column');
        $page->pressButton('Add section');
        $assert_session->elementsCount('css', '.layout', 1);
        $assert_session->elementsCount('css', '.layout-builder__add-block', 1);
        $assert_session->elementsCount('css', '.layout-builder__add-section', 2);
        $page->pressButton('Save layout');
        $assert_session->elementsCount('css', '.layout', 1);
        $assert_session->pageTextNotContains('The first node body');
        // By default, the default has one section.
        $this->drupalGet("{$field_ui_prefix}/display/default/layout");
        $assert_session->elementsCount('css', '.layout', 1);
        $assert_session->elementsCount('css', '.layout-builder__add-block', 1);
        $assert_session->elementsCount('css', '.layout-builder__add-section', 2);
        // Remove the only section from the default.
        $page->clickLink('Remove Section 1');
        $page->pressButton('Remove');
        $assert_session->elementsCount('css', '.layout', 0);
        $assert_session->elementsCount('css', '.layout-builder__add-block', 0);
        $assert_session->elementsCount('css', '.layout-builder__add-section', 1);
        $page->pressButton('Save layout');
        $page->clickLink('Manage layout');
        $assert_session->elementsCount('css', '.layout', 0);
        $assert_session->elementsCount('css', '.layout-builder__add-block', 0);
        $assert_session->elementsCount('css', '.layout-builder__add-section', 1);
        // The override is still in use.
        $this->drupalGet('node/1');
        $assert_session->elementsCount('css', '.layout', 1);
        $assert_session->pageTextNotContains('The first node body');
        $page->clickLink('Layout');
        $assert_session->elementsCount('css', '.layout', 1);
        $assert_session->elementsCount('css', '.layout-builder__add-block', 1);
        $assert_session->elementsCount('css', '.layout-builder__add-section', 2);
        // Revert the override.
        $page->pressButton('Revert to defaults');
        $page->pressButton('Revert');
        $assert_session->elementsCount('css', '.layout', 0);
        $assert_session->pageTextNotContains('The first node body');
    }

}