class ViewsModerationStateFilterTest

class ViewsModerationStateFilterTest extends ViewsKernelTestBase {
    use ContentModerationTestTrait;
    use UserCreationTrait;
    
    /**
     * {@inheritdoc}
     */
    protected static $modules = [
        'content_moderation_test_views',
        'node',
        'content_moderation',
        'workflows',
        'workflow_type_test',
        'entity_test',
        'language',
        'content_translation',
    ];
    
    /**
     * {@inheritdoc}
     */
    protected function setUp($import_test_views = TRUE) : void {
        parent::setUp(FALSE);
        $this->installEntitySchema('user');
        $this->installEntitySchema('node');
        $this->installEntitySchema('content_moderation_state');
        $this->installEntitySchema('entity_test_no_bundle');
        $this->installSchema('node', 'node_access');
        $this->installConfig('content_moderation');
        $node_type = NodeType::create([
            'type' => 'example',
            'name' => 'Example',
        ]);
        $node_type->save();
        $node_type = NodeType::create([
            'type' => 'another_example',
            'name' => 'Another Example',
        ]);
        $node_type->save();
        $node_type = NodeType::create([
            'type' => 'example_non_moderated',
            'name' => 'Non-Moderated Example',
        ]);
        $node_type->save();
        $workflow = $this->createEditorialWorkflow();
        $workflow->getTypePlugin()
            ->addEntityTypeAndBundle('node', 'example');
        $workflow->save();
        // Install the test views after moderation has been enabled on the example
        // bundle, so the moderation_state field exists.
        $this->installConfig('content_moderation_test_views');
        ConfigurableLanguage::createFromLangcode('fr')->save();
    }
    
    /**
     * Tests the content moderation state filter.
     */
    public function testStateFilterViewsRelationship() : void {
        $workflow = Workflow::load('editorial');
        $workflow->getTypePlugin()
            ->addEntityTypeAndBundle('node', 'example');
        $workflow->getTypePlugin()
            ->addState('translated_draft', 'Bar');
        $configuration = $workflow->getTypePlugin()
            ->getConfiguration();
        $configuration['states']['translated_draft'] += [
            'published' => FALSE,
            'default_revision' => FALSE,
        ];
        $workflow->getTypePlugin()
            ->setConfiguration($configuration);
        $workflow->save();
        // Create a published default revision and one forward draft revision.
        $node = Node::create([
            'type' => 'example',
            'title' => 'Test Node',
            'moderation_state' => 'published',
        ]);
        $node->save();
        $node->setNewRevision();
        $node->moderation_state = 'draft';
        $node->save();
        // Create a draft default revision.
        $second_node = Node::create([
            'type' => 'example',
            'title' => 'Second Node',
            'moderation_state' => 'draft',
        ]);
        $second_node->save();
        // Create a published default revision.
        $third_node = Node::create([
            'type' => 'example',
            'title' => 'Third node',
            'moderation_state' => 'published',
        ]);
        $third_node->save();
        // Add a non-moderated node.
        $fourth_node = Node::create([
            'type' => 'example_non_moderated',
            'title' => 'Fourth node',
        ]);
        $fourth_node->save();
        // Create a translated published revision.
        $translated_forward_revision = $third_node->addTranslation('fr');
        $translated_forward_revision->title = 'Translated Node';
        $translated_forward_revision->setNewRevision(TRUE);
        $translated_forward_revision->moderation_state = 'translated_draft';
        $translated_forward_revision->save();
        // Test the filter within an AND filter group (the default) and an OR filter
        // group.
        $base_table_views = [
            'test_content_moderation_state_filter_base_table',
            'test_content_moderation_state_filter_base_table_filter_group_or',
        ];
        foreach ($base_table_views as $view_id) {
            // The three default revisions are listed when no filter is specified.
            $this->assertNodesWithFilters([
                $node,
                $second_node,
                $third_node,
            ], [], $view_id);
            // The default revision of node one and three are published.
            $this->assertNodesWithFilters([
                $node,
                $third_node,
            ], [
                'default_revision_state' => 'editorial-published',
            ], $view_id);
            // The default revision of node two is draft.
            $this->assertNodesWithFilters([
                $second_node,
            ], [
                'default_revision_state' => 'editorial-draft',
            ], $view_id);
        }
        // Test the same three revisions on a view displaying content revisions.
        // Both nodes have one draft revision.
        $this->assertNodesWithFilters([
            $node,
            $second_node,
        ], [
            'moderation_state' => 'editorial-draft',
        ], 'test_content_moderation_state_filter_revision_table');
        // Creating a new forward revision of node three, creates a second published
        // revision of the original language, hence there are two published
        // revisions of node three.
        $this->assertNodesWithFilters([
            $node,
            $third_node,
            $third_node,
        ], [
            'moderation_state' => 'editorial-published',
        ], 'test_content_moderation_state_filter_revision_table');
        // There is a single forward translated revision with a new state, which is
        // also filterable.
        $this->assertNodesWithFilters([
            $translated_forward_revision,
        ], [
            'moderation_state' => 'editorial-translated_draft',
        ], 'test_content_moderation_state_filter_revision_table');
    }
    
    /**
     * Tests the moderation filter with a non-translatable entity type.
     */
    public function testNonTranslatableEntityType() : void {
        $workflow = Workflow::load('editorial');
        $workflow->getTypePlugin()
            ->addEntityTypeAndBundle('entity_test_no_bundle', 'entity_test_no_bundle');
        $workflow->save();
        $test_entity = EntityTestNoBundle::create([
            'moderation_state' => 'draft',
        ]);
        $test_entity->save();
        $view = Views::getView('test_content_moderation_state_filter_entity_test');
        $view->setExposedInput([
            'moderation_state' => 'editorial-draft',
        ]);
        $view->execute();
        $this->assertIdenticalResultset($view, [
            [
                'id' => $test_entity->id(),
            ],
        ], [
            'id' => 'id',
        ]);
    }
    
    /**
     * Tests the moderation state filter on an entity added via a relationship.
     */
    public function testModerationStateFilterOnJoinedEntity() : void {
        $workflow = Workflow::load('editorial');
        $workflow->getTypePlugin()
            ->addEntityTypeAndBundle('node', 'example');
        $workflow->save();
        // Create some sample content that will satisfy a view of users with a
        // relationship to an item of content.
        $user = $this->createUser([], 'Test user');
        $node = Node::create([
            'type' => 'example',
            'title' => 'Test node',
            'moderation_state' => 'published',
            'uid' => $user->id(),
        ]);
        $node->save();
        // When filtering by published nodes, the sample content will appear.
        $view = Views::getView('test_content_moderation_filter_via_relationship');
        $view->setExposedInput([
            'moderation_state' => 'editorial-published',
        ]);
        $view->execute();
        $this->assertIdenticalResultset($view, [
            [
                'name' => 'Test user',
                'title' => 'Test node',
                'moderation_state' => 'published',
            ],
        ], [
            'name' => 'name',
            'title' => 'title',
            'moderation_state' => 'moderation_state',
        ]);
        // Filtering by the draft state will filter out the sample content.
        $view = Views::getView('test_content_moderation_filter_via_relationship');
        $view->setExposedInput([
            'moderation_state' => 'editorial-draft',
        ]);
        $view->execute();
        $this->assertIdenticalResultset($view, [], [
            'name' => 'name',
        ]);
        // Revision Data Table Relationship: Filtering by the published state will
        // filter out the sample content.
        $view = Views::getView('test_content_moderation_filter_via_revision_relationship');
        $view->setExposedInput([
            'moderation_state' => 'editorial-published',
        ]);
        $view->execute();
        $this->assertIdenticalResultset($view, [
            [
                'name' => 'Test user',
                'title' => 'Test node',
                'moderation_state' => 'published',
            ],
        ], [
            'name' => 'name',
            'title' => 'title',
            'moderation_state' => 'moderation_state',
        ]);
        // Revision Data Table Relationship: Filtering by the draft state will
        // filter out the sample content.
        $view = Views::getView('test_content_moderation_filter_via_revision_relationship');
        $view->setExposedInput([
            'moderation_state' => 'editorial-draft',
        ]);
        $view->execute();
        $this->assertIdenticalResultset($view, [], [
            'name' => 'name',
        ]);
    }
    
    /**
     * Tests the list of states in the filter plugin.
     */
    public function testStateFilterStatesList() : void {
        // By default a view of nodes will not have states to filter.
        $workflow = Workflow::load('editorial');
        $workflow->getTypePlugin()
            ->removeEntityTypeAndBundle('node', 'example');
        $workflow->save();
        $this->assertPluginStates([]);
        // Adding a content type to the editorial workflow will enable all of the
        // editorial states.
        $workflow->getTypePlugin()
            ->addEntityTypeAndBundle('node', 'example');
        $workflow->save();
        $this->assertPluginStates([
            'Editorial' => [
                'editorial-draft' => 'Draft',
                'editorial-published' => 'Published',
                'editorial-archived' => 'Archived',
            ],
        ]);
        // Adding a workflow which is not content moderation will not add any
        // additional states to the views filter.
        $workflow = Workflow::create([
            'id' => 'test',
            'label' => 'Test',
            'type' => 'workflow_type_complex_test',
        ]);
        $workflow->getTypePlugin()
            ->addState('draft', 'Draft');
        $workflow->save();
        $this->assertPluginStates([
            'Editorial' => [
                'editorial-draft' => 'Draft',
                'editorial-published' => 'Published',
                'editorial-archived' => 'Archived',
            ],
        ]);
        // Adding a new content moderation workflow will add additional states to
        // filter.
        $workflow = Workflow::create([
            'id' => 'moderation_test',
            'type' => 'content_moderation',
            'label' => 'Moderation test',
        ]);
        $workflow->getTypePlugin()
            ->addState('foo', 'Foo State');
        $workflow->getTypePlugin()
            ->addEntityTypeAndBundle('node', 'example');
        $workflow->save();
        $this->assertPluginStates([
            'Editorial' => [
                'editorial-draft' => 'Draft',
                'editorial-published' => 'Published',
                'editorial-archived' => 'Archived',
            ],
            'Moderation test' => [
                'moderation_test-foo' => 'Foo State',
                'moderation_test-draft' => 'Draft',
                'moderation_test-published' => 'Published',
            ],
        ]);
        // Deleting a workflow will remove the states from the filter.
        $workflow = Workflow::load('moderation_test');
        $workflow->delete();
        $this->assertPluginStates([
            'Editorial' => [
                'editorial-draft' => 'Draft',
                'editorial-published' => 'Published',
                'editorial-archived' => 'Archived',
            ],
        ]);
        // Deleting a state from a workflow will remove the state from the filter.
        $workflow = Workflow::load('editorial');
        $workflow->getTypePlugin()
            ->deleteState('archived');
        $workflow->save();
        $this->assertPluginStates([
            'Editorial' => [
                'editorial-draft' => 'Draft',
                'editorial-published' => 'Published',
            ],
        ]);
    }
    
    /**
     * Assert the plugin states.
     *
     * @param string[] $states
     *   The states which should appear in the filter.
     *
     * @internal
     */
    protected function assertPluginStates(array $states) : void {
        $plugin = Views::pluginManager('filter')->createInstance('moderation_state_filter', []);
        $view = Views::getView('test_content_moderation_state_filter_base_table');
        $plugin->init($view, $view->getDisplay());
        $this->assertEquals($states, $plugin->getValueOptions());
    }
    
    /**
     * Assert the nodes appear when the test view is executed.
     *
     * @param \Drupal\node\NodeInterface[] $nodes
     *   Nodes to assert are in the views result.
     * @param array $filters
     *   An array of filters to apply to the view.
     * @param string $view_id
     *   The view to execute for the results.
     *
     * @internal
     */
    protected function assertNodesWithFilters(array $nodes, array $filters, string $view_id = 'test_content_moderation_state_filter_base_table') : void {
        $view = Views::getView($view_id);
        $view->setExposedInput($filters);
        $view->execute();
        // Verify the join configuration.
        $query = $view->getQuery();
        $join = $query->getTableInfo('content_moderation_state')['join'];
        $configuration = $join->configuration;
        $this->assertEquals('content_moderation_state_field_revision', $configuration['table']);
        $this->assertEquals('content_entity_revision_id', $configuration['field']);
        $this->assertEquals('vid', $configuration['left_field']);
        $this->assertEquals('content_entity_type_id', $configuration['extra'][0]['field']);
        $this->assertEquals('node', $configuration['extra'][0]['value']);
        $this->assertEquals('content_entity_id', $configuration['extra'][1]['field']);
        $this->assertEquals('nid', $configuration['extra'][1]['left_field']);
        $this->assertEquals('langcode', $configuration['extra'][2]['field']);
        $this->assertEquals('langcode', $configuration['extra'][2]['left_field']);
        $expected_result = [];
        foreach ($nodes as $node) {
            $expected_result[] = [
                'nid' => $node->id(),
            ];
        }
        $this->assertIdenticalResultset($view, $expected_result, [
            'nid' => 'nid',
        ]);
    }

}