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<?php

/* --------------------------------------------------------------
   InfoBoxReader.php 2016-08-29
   Gambio GmbH
   http://www.gambio.de
   Copyright (c) 2016 Gambio GmbH
   Released under the GNU General Public License (Version 2)
   [http://www.gnu.org/licenses/gpl-2.0.html]
   --------------------------------------------------------------
*/

/**
 * Class InfoBoxReader
 *
 * @category System
 * @package  InfoBox
 */
class InfoBoxRepositoryReader implements InfoBoxRepositoryReaderInterface
{
    /**
     * Database connection.
     * 
     * @var CI_DB_query_builder
     */
    protected $db;

    /**
     * Name of the table for the info box messages entries.
     * 
     * @var string
     */
    protected $infoBoxTable = 'infobox_messages';

    /**
     * Name of the table for the info box description entries.
     * 
     * @var string
     */
    protected $infoBoxTableDescription = 'infobox_messages_description';

    /**
     * Language provider.
     * 
     * @var LanguageProvider
     */
    protected $languageProvider;


    /**
     * InfoBoxReader constructor.
     *
     * @param CI_DB_query_builder $db Database connection.
     */
    public function __construct(CI_DB_query_builder $db)
    {
        $this->db               = $db;
        $this->languageProvider = MainFactory::create('LanguageProvider', $db);
    }


    /**
     * Returns all messages.
     * @return InfoBoxMessageCollection
     */
    public function getAll()
    {
        $messages = $this->db->get_where($this->infoBoxTable, ['status !=' => 'deleted'])->result_array();

        return $this->_createCollection($messages);
    }


    private function _createCollection(array $rows)
    {
        $collection = array();

        foreach($rows as $row)
        {
            $collection[] = $this->_createObject($row);
        }

        return MainFactory::create('InfoBoxMessageCollection', $collection);
    }


    private function _createObject(array $message)
    {
        $dbIdentifier = 'infobox_messages_id';

        $messageDescription = $this->db->select('*')
                                       ->from($this->infoBoxTableDescription)
                                       ->where($dbIdentifier, (int)$message[$dbIdentifier])
                                       ->get()
                                       ->result_array();

        $infoBoxMessage = MainFactory::create('InfoBoxMessage');

        $id               = new IdType((string)$message[$dbIdentifier]);
        $source           = new StringType((string)$message['source']);
        $identifier       = new StringType((string)$message['identifier']);
        $status           = new StringType((string)$message['status']);
        $type             = new StringType((string)$message['type']);
        $visibility       = new StringType((string)$message['visibility']);
        $buttonLink       = new StringType((string)$message['button_link']);
        $customerId       = new IdType((int)$message['customer_id']);
        $addedDateTime    = new DateTime($message['date_added']);
        $modifiedDateTime = new DateTime($message['date_modified']);

        $infoBoxMessage->setId($id)
                       ->setSource($source)
                       ->setIdentifier($identifier)
                       ->setStatus($status)
                       ->setType($type)
                       ->setVisibility($visibility)
                       ->setButtonLink($buttonLink)
                       ->setCustomerId($customerId)
                       ->setAddedDateTime($addedDateTime)
                       ->setModifiedDateTime($modifiedDateTime);

        foreach($messageDescription as $description)
        {
            $languageId = new IdType((int)$description['languages_id']);

            $languageCode = $this->languageProvider->getCodeById($languageId);
            $headline     = new StringType((string)$description['headline'] ? : '');
            $textMessage  = new StringType((string)$description['message'] ? : '');
            $button_label = new StringType((string)$description['button_label'] ? : '');

            $infoBoxMessage->setHeadLine($headline, $languageCode)
                           ->setMessage($textMessage, $languageCode)
                           ->setButtonLabel($button_label, $languageCode);
        }

        return $infoBoxMessage;
    }
}