class FieldApiDataTest

class FieldApiDataTest extends ViewsKernelTestBase {
    
    /**
     * {@inheritdoc}
     */
    public static $modules = [
        'field',
        'filter',
        'language',
        'node',
        'user',
    ];
    
    /**
     * {@inheritdoc}
     */
    public static $testViews = [
        'test_field_config_translation_filter',
    ];
    
    /**
     * {@inheritdoc}
     */
    protected function setUp($import_test_views = TRUE) {
        parent::setUp($import_test_views);
        $this->installEntitySchema('user');
        $this->installEntitySchema('node');
        $this->installSchema('node', [
            'node_access',
        ]);
    }
    
    /**
     * Unit testing the views data structure.
     *
     * We check data structure for both node and node revision tables.
     */
    public function testViewsData() {
        $field_storage_string = FieldStorageConfig::create([
            'field_name' => 'field_string',
            'entity_type' => 'node',
            'type' => 'string',
        ]);
        $field_storage_string->save();
        $field_storage_string_long = FieldStorageConfig::create([
            'field_name' => 'field_string_long',
            'entity_type' => 'node',
            'type' => 'string_long',
        ]);
        $field_storage_string_long->save();
        NodeType::create([
            'type' => 'page',
        ])->save();
        NodeType::create([
            'type' => 'article',
        ])->save();
        // Attach the field to nodes.
        FieldConfig::create([
            'field_name' => 'field_string',
            'entity_type' => 'node',
            'bundle' => 'page',
            'label' => 'GiraffeA" label',
        ])->save();
        // Attach the string_long field to the page node type.
        FieldConfig::create([
            'field_name' => 'field_string_long',
            'entity_type' => 'node',
            'bundle' => 'page',
            'label' => 'string_long label',
        ])->save();
        // Attach the same field to a different bundle with a different label.
        FieldConfig::create([
            'field_name' => 'field_string',
            'entity_type' => 'node',
            'bundle' => 'article',
            'label' => 'GiraffeB" label',
        ])->save();
        // Now create some example nodes/users for the view result.
        for ($i = 0; $i < 5; $i++) {
            $edit = [
                'field_string' => [
                    [
                        'value' => $this->randomMachineName(),
                    ],
                ],
            ];
            $nodes[] = Node::create([
                'type' => 'page',
            ] + $edit);
        }
        
        /** @var \Drupal\Core\Entity\Sql\DefaultTableMapping $table_mapping */
        $table_mapping = $this->container
            ->get('entity_type.manager')
            ->getStorage('node')
            ->getTableMapping();
        $current_table = $table_mapping->getDedicatedDataTableName($field_storage_string);
        $revision_table = $table_mapping->getDedicatedRevisionTableName($field_storage_string);
        $data = $this->getViewsData();
        $this->assertArrayHasKey($current_table, $data);
        $this->assertArrayHasKey($revision_table, $data);
        // The node field should join against node_field_data.
        $this->assertArrayHasKey('node_field_data', $data[$current_table]['table']['join']);
        $this->assertArrayHasKey('node_field_revision', $data[$revision_table]['table']['join']);
        $expected_join = [
            'table' => $current_table,
            'left_field' => 'nid',
            'field' => 'entity_id',
            'extra' => [
                [
                    'field' => 'deleted',
                    'value' => 0,
                    'numeric' => TRUE,
                ],
                [
                    'left_field' => 'langcode',
                    'field' => 'langcode',
                ],
            ],
        ];
        $this->assertSame($expected_join, $data[$current_table]['table']['join']['node_field_data']);
        $expected_join = [
            'table' => $revision_table,
            'left_field' => 'vid',
            'field' => 'revision_id',
            'extra' => [
                [
                    'field' => 'deleted',
                    'value' => 0,
                    'numeric' => TRUE,
                ],
                [
                    'left_field' => 'langcode',
                    'field' => 'langcode',
                ],
            ],
        ];
        $this->assertSame($expected_join, $data[$revision_table]['table']['join']['node_field_revision']);
        // Test click sortable for string field.
        $this->assertTrue($data[$current_table][$field_storage_string->getName()]['field']['click sortable']);
        // Click sort should only be on the primary field.
        $this->assertTrue(empty($data[$revision_table][$field_storage_string->getName()]['field']['click sortable']));
        // Test click sortable for long text field.
        $data_long = $this->getViewsData('field_string_long');
        $current_table_long = $table_mapping->getDedicatedDataTableName($field_storage_string_long);
        $this->assertTrue($data_long[$current_table_long][$field_storage_string_long->getName()]['field']['click sortable']);
        $this->assertInstanceOf(MarkupInterface::class, $data[$current_table][$field_storage_string->getName()]['help']);
        $this->assertEquals('Appears in: page, article. Also known as: Content: GiraffeB&quot; label', $data[$current_table][$field_storage_string->getName()]['help']);
        $this->assertInstanceOf(MarkupInterface::class, $data[$current_table][$field_storage_string->getName() . '_value']['help']);
        $this->assertEquals('Appears in: page, article. Also known as: Content: GiraffeA&quot; label (field_string)', $data[$current_table][$field_storage_string->getName() . '_value']['help']);
        // Since each label is only used once, views_entity_field_label() will
        // return a label using alphabetical sorting.
        $this->assertEquals('GiraffeA&quot; label (field_string)', $data[$current_table][$field_storage_string->getName() . '_value']['title']);
        // Attach the same field to a different bundle with a different label.
        NodeType::create([
            'type' => 'news',
        ])->save();
        FieldConfig::create([
            'field_name' => $field_storage_string->getName(),
            'entity_type' => 'node',
            'bundle' => 'news',
            'label' => 'GiraffeB" label',
        ])
            ->save();
        $this->container
            ->get('views.views_data')
            ->clear();
        $data = $this->getViewsData();
        // Now the 'GiraffeB&quot; label' is used twice and therefore will be
        // selected by views_entity_field_label().
        $this->assertEquals('GiraffeB&quot; label (field_string)', $data[$current_table][$field_storage_string->getName() . '_value']['title']);
        $this->assertInstanceOf(MarkupInterface::class, $data[$current_table][$field_storage_string->getName()]['help']);
        $this->assertEquals('Appears in: page, article, news. Also known as: Content: GiraffeA&quot; label', $data[$current_table][$field_storage_string->getName()]['help']);
    }
    
    /**
     * Gets the views data for the field created in setUp().
     *
     * @param string $field_storage_key
     *   (optional) The optional field name.
     *
     * @return array
     *   Views data.
     */
    protected function getViewsData($field_storage_key = 'field_string') {
        $views_data = $this->container
            ->get('views.views_data');
        $data = [];
        // Check the table and the joins of the first field. Attached to node only.
        
        /** @var \Drupal\Core\Entity\Sql\DefaultTableMapping $table_mapping */
        $table_mapping = $this->container
            ->get('entity_type.manager')
            ->getStorage('node')
            ->getTableMapping();
        $field_storage = FieldStorageConfig::loadByName('node', $field_storage_key);
        $current_table = $table_mapping->getDedicatedDataTableName($field_storage);
        $revision_table = $table_mapping->getDedicatedRevisionTableName($field_storage);
        $data[$current_table] = $views_data->get($current_table);
        $data[$revision_table] = $views_data->get($revision_table);
        return $data;
    }
    
    /**
     * Tests filtering entries with different translatability.
     */
    public function testEntityFieldFilter() {
        NodeType::create([
            'type' => 'bundle1',
        ])->save();
        NodeType::create([
            'type' => 'bundle2',
        ])->save();
        // Create some example content.
        ConfigurableLanguage::create([
            'id' => 'es',
        ])->save();
        ConfigurableLanguage::create([
            'id' => 'fr',
        ])->save();
        ContentLanguageSettings::loadByEntityTypeBundle('node', 'bundle1')->setDefaultLangcode('es')
            ->setLanguageAlterable(TRUE)
            ->save();
        ContentLanguageSettings::loadByEntityTypeBundle('node', 'bundle2')->setDefaultLangcode('es')
            ->setLanguageAlterable(TRUE)
            ->save();
        $field_translation_map = [
            1 => [
                'bundle1' => TRUE,
                'bundle2' => TRUE,
            ],
            2 => [
                'bundle1' => FALSE,
                'bundle2' => FALSE,
            ],
            3 => [
                'bundle1' => TRUE,
                'bundle2' => FALSE,
            ],
        ];
        for ($i = 1; $i < 4; $i++) {
            $field_name = "field_name_{$i}";
            FieldStorageConfig::create([
                'field_name' => $field_name,
                'entity_type' => 'node',
                'type' => 'string',
            ])->save();
            foreach ([
                'bundle1',
                'bundle2',
            ] as $bundle) {
                FieldConfig::create([
                    'field_name' => $field_name,
                    'entity_type' => 'node',
                    'bundle' => $bundle,
                    'translatable' => $field_translation_map[$i][$bundle],
                ])->save();
            }
        }
        $node1 = Node::create([
            'title' => 'Test title bundle1',
            'type' => 'bundle1',
            'langcode' => 'es',
            'field_name_1' => 'field name 1: es',
            'field_name_2' => 'field name 2: es',
            'field_name_3' => 'field name 3: es',
        ]);
        $node1->save();
        
        /** @var \Drupal\node\NodeInterface $translation */
        $node1->addTranslation('fr', [
            'title' => $node1->title->value,
            'field_name_1' => 'field name 1: fr',
            'field_name_3' => 'field name 3: fr',
        ])
            ->save();
        $node2 = Node::create([
            'title' => 'Test title bundle2',
            'type' => 'bundle2',
            'langcode' => 'es',
            'field_name_1' => 'field name 1: es',
            'field_name_2' => 'field name 2: es',
            'field_name_3' => 'field name 3: es',
        ]);
        $node2->save();
        $node2->addTranslation('fr', [
            'title' => $node2->title->value,
            'field_name_1' => 'field name 1: fr',
        ])
            ->save();
        $map = [
            'nid' => 'nid',
            'langcode' => 'langcode',
        ];
        $view = Views::getView('test_field_config_translation_filter');
        // Filter by 'field name 1: es'.
        $view->setDisplay('embed_1');
        $this->executeView($view);
        $expected = [
            [
                'nid' => $node1->id(),
                'langcode' => 'es',
            ],
            [
                'nid' => $node2->id(),
                'langcode' => 'es',
            ],
        ];
        $this->assertIdenticalResultset($view, $expected, $map);
        $view->destroy();
        // Filter by 'field name 1: fr'.
        $view->setDisplay('embed_2');
        $this->executeView($view);
        $expected = [
            [
                'nid' => $node1->id(),
                'langcode' => 'fr',
            ],
            [
                'nid' => $node2->id(),
                'langcode' => 'fr',
            ],
        ];
        $this->assertIdenticalResultset($view, $expected, $map);
        $view->destroy();
        // Filter by 'field name 2: es'.
        $view->setDisplay('embed_3');
        $this->executeView($view);
        $expected = [
            [
                'nid' => $node1->id(),
                'langcode' => 'es',
            ],
            [
                'nid' => $node1->id(),
                'langcode' => 'fr',
            ],
            [
                'nid' => $node2->id(),
                'langcode' => 'es',
            ],
            [
                'nid' => $node2->id(),
                'langcode' => 'fr',
            ],
        ];
        $this->assertIdenticalResultset($view, $expected, $map);
        $view->destroy();
        // Filter by 'field name 2: fr', which doesn't exist.
        $view->setDisplay('embed_4');
        $this->executeView($view);
        $expected = [];
        $this->assertIdenticalResultset($view, $expected, $map);
        $view->destroy();
        // Filter by 'field name 3: es'.
        $view->setDisplay('embed_5');
        $this->executeView($view);
        $expected = [
            [
                'nid' => $node1->id(),
                'langcode' => 'es',
            ],
            [
                'nid' => $node2->id(),
                'langcode' => 'es',
            ],
            // Why is this one returned?
[
                'nid' => $node2->id(),
                'langcode' => 'fr',
            ],
        ];
        $this->assertIdenticalResultset($view, $expected, $map);
        $view->destroy();
        // Filter by 'field name 3: fr'.
        $view->setDisplay('embed_6');
        $this->executeView($view);
        $expected = [
            [
                'nid' => $node1->id(),
                'langcode' => 'fr',
            ],
        ];
        $this->assertIdenticalResultset($view, $expected, $map);
        $view->destroy();
    }

}