<?php

namespace Drupal\Tests\field\Kernel;

use Drupal\Component\Render\FormattableMarkup;
use Drupal\Core\Extension\ExtensionDiscovery;
use Drupal\Core\Field\BaseFieldDefinition;
use Drupal\entity_test\Entity\EntityTest;

/**
 * Tests the field type manager.
 *
 * @group field
 */
class FieldTypePluginManagerTest extends FieldKernelTestBase {

  /**
   * Tests the default settings convenience methods.
   */
  public function testDefaultSettings() {
    $field_type_manager = \Drupal::service('plugin.manager.field.field_type');
    foreach (['test_field', 'shape', 'hidden_test_field'] as $type) {
      $definition = $field_type_manager->getDefinition($type);
      $this->assertIdentical($field_type_manager->getDefaultStorageSettings($type), $definition['class']::defaultStorageSettings(), format_string("%type storage settings were returned", ['%type' => $type]));
      $this->assertIdentical($field_type_manager->getDefaultFieldSettings($type), $definition['class']::defaultFieldSettings(), format_string(" %type field settings were returned", ['%type' => $type]));
    }
  }

  /**
   * Tests creation of field item instances.
   */
  public function testCreateInstance() {
    /** @var \Drupal\Core\Field\FieldTypePluginManagerInterface $field_type_manager */
    $field_type_manager = \Drupal::service('plugin.manager.field.field_type');
    foreach (['test_field', 'shape', 'hidden_test_field'] as $type) {
      $definition = $field_type_manager->getDefinition($type);

      $class = $definition['class'];
      $field_name = 'field_' . $type;

      $field_definition = BaseFieldDefinition::create($type);

      $configuration = [
        'field_definition' => $field_definition,
        'name' => $field_name,
        'parent' => NULL,
      ];

      $instance = $field_type_manager->createInstance($type, $configuration);

      $this->assertTrue($instance instanceof $class, new FormattableMarkup('Created a @class instance', ['@class' => $class]));
      $this->assertEqual($field_name, $instance->getName(), new FormattableMarkup('Instance name is @name', ['@name' => $field_name]));
    }
  }

  /**
   * Tests creation of field item instances.
   */
  public function testCreateInstanceWithConfig() {
    /** @var \Drupal\Core\Field\FieldTypePluginManagerInterface $field_type_manager */
    $field_type_manager = \Drupal::service('plugin.manager.field.field_type');
    $type = 'test_field';
    $definition = $field_type_manager->getDefinition($type);

    $class = $definition['class'];
    $field_name = 'field_' . $type;

    $field_definition = BaseFieldDefinition::create($type)
      ->setLabel('Jenny')
      ->setDefaultValue(8675309);

    $configuration = [
      'field_definition' => $field_definition,
      'name' => $field_name,
      'parent' => NULL,
    ];

    $entity = EntityTest::create();

    $instance = $field_type_manager->createInstance($type, $configuration);

    $this->assertTrue($instance instanceof $class, new FormattableMarkup('Created a @class instance', ['@class' => $class]));
    $this->assertEqual($field_name, $instance->getName(), new FormattableMarkup('Instance name is @name', ['@name' => $field_name]));
    $this->assertEqual($instance->getFieldDefinition()->getLabel(), 'Jenny', 'Instance label is Jenny');
    $this->assertEqual($instance->getFieldDefinition()->getDefaultValue($entity), [['value' => 8675309]], 'Instance default_value is 8675309');
  }

  /**
   * Tests all field items provide an existing main property.
   */
  public function testMainProperty() {
    // Let's enable all Drupal modules in Drupal core, so we test any field
    // type plugin.
    $this->enableAllCoreModules();

    /** @var \Drupal\Core\Field\FieldTypePluginManagerInterface $field_type_manager */
    $field_type_manager = \Drupal::service('plugin.manager.field.field_type');
    foreach ($field_type_manager->getDefinitions() as $plugin_id => $definition) {
      $class = $definition['class'];
      $property = $class::mainPropertyName();
      $storage_definition = BaseFieldDefinition::create($plugin_id);
      $property_definitions = $class::propertyDefinitions($storage_definition);
      $properties = implode(', ', array_keys($property_definitions));
      if (!empty($property_definitions)) {
        $message = sprintf("%s property %s found in %s", $plugin_id, $property, $properties);
        $this->assertArrayHasKey($property, $class::propertyDefinitions($storage_definition), $message);
      }
    }
  }

  /**
   * Enable all core modules.
   */
  protected function enableAllCoreModules() {
    $listing = new ExtensionDiscovery($this->root);
    $module_list = $listing->scan('module', FALSE);
    /** @var \Drupal\Core\Extension\ModuleHandlerInterface $module_handler */
    $module_handler = $this->container->get('module_handler');
    $module_list = array_filter(array_keys($module_list), function ($module) use ($module_handler, $module_list) {
      return !$module_handler->moduleExists($module) && substr($module_list[$module]->getPath(), 0, 4) === 'core';
    });
    $this->enableModules($module_list);
  }

}