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<?php
/**
 * Copyright (C) 2020 Xibo Signage Ltd
 *
 * Xibo - Digital Signage - http://www.xibo.org.uk
 *
 * This file is part of Xibo.
 *
 * Xibo is free software: you can redistribute it and/or modify
 * it under the terms of the GNU Affero General Public License as published by
 * the Free Software Foundation, either version 3 of the License, or
 * any later version.
 *
 * Xibo is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 * GNU Affero General Public License for more details.
 *
 * You should have received a copy of the GNU Affero General Public License
 * along with Xibo.  If not, see <http://www.gnu.org/licenses/>.
 */

namespace Xibo\Factory;

use Xibo\Entity\DataSetColumn;
use Xibo\Helper\SanitizerService;
use Xibo\Service\LogServiceInterface;
use Xibo\Storage\StorageServiceInterface;
use Xibo\Support\Exception\NotFoundException;

/**
 * Class DataSetColumnFactory
 * @package Xibo\Factory
 */
class DataSetColumnFactory extends BaseFactory
{
    /** @var  DataTypeFactory */
    private $dataTypeFactory;

/** @var  DataSetColumnTypeFactory */
    private $dataSetColumnTypeFactory;

/**
     * Construct a factory
     * @param StorageServiceInterface $store
     * @param LogServiceInterface $log
     * @param SanitizerService $sanitizerService
     * @param DataTypeFactory $dataTypeFactory
     * @param DataSetColumnTypeFactory $dataSetColumnTypeFactory
     */
    public function __construct($store, $log, $sanitizerService, $dataTypeFactory, $dataSetColumnTypeFactory)
    {
        $this->setCommonDependencies($store, $log, $sanitizerService);

$this->dataTypeFactory = $dataTypeFactory;
        $this->dataSetColumnTypeFactory = $dataSetColumnTypeFactory;
    }

/**
     * @return DataSetColumn
     */
    public function createEmpty()
    {
        return new DataSetColumn(
            $this->getStore(),
            $this->getLog(),
            $this,
            $this->dataTypeFactory,
            $this->dataSetColumnTypeFactory
        );
    }

/**
     * Get by Id
     * @param int $dataSetColumnId
     * @return DataSetColumn
     * @throws NotFoundException
     */
    public function getById($dataSetColumnId)
    {
        $columns = $this->query(null, ['dataSetColumnId' => $dataSetColumnId]);

if (count($columns) <= 0)
            throw new NotFoundException();

return $columns[0];
    }

/**
     * Get by dataSetId
     * @param $dataSetId
     * @return DataSetColumn[]
     */
    public function getByDataSetId($dataSetId)
    {
        return $this->query(null, ['dataSetId' => $dataSetId]);
    }

public function query($sortOrder = null, $filterBy = [])
    {
        $entries = [];
        $params = [];
        $sanitizedFilter = $this->getSanitizer($filterBy);

if ($sortOrder == null)
            $sortOrder = ['columnOrder'];

$select = '
            SELECT dataSetColumnId,
                dataSetId,
                heading,
                datatype.dataTypeId,
                datatype.dataType,
                datasetcolumn.dataSetColumnTypeId,
                datasetcolumntype.dataSetColumnType,
                listContent,
                columnOrder,
                formula,
                remoteField, 
                showFilter, 
                showSort
            ';

$body = '
              FROM `datasetcolumn`
               INNER JOIN `datatype`
               ON datatype.DataTypeID = datasetcolumn.DataTypeID
               INNER JOIN `datasetcolumntype`
               ON datasetcolumntype.DataSetColumnTypeID = datasetcolumn.DataSetColumnTypeID
             WHERE 1 = 1 ';

if ($sanitizedFilter->getInt('dataSetColumnId') !== null) {
            $body .= ' AND dataSetColumnId = :dataSetColumnId ';
            $params['dataSetColumnId'] = $sanitizedFilter->getInt('dataSetColumnId');
        }

if ($sanitizedFilter->getInt('dataSetId') !== null) {
            $body .= ' AND DataSetID = :dataSetId ';
            $params['dataSetId'] = $sanitizedFilter->getInt('dataSetId');
        }

if ($sanitizedFilter->getInt('remoteField') !== null) {
            $body .= ' AND remoteField = :remoteField ';
            $params['remoteField'] = $sanitizedFilter->getInt('remoteField');
        }

// Sorting?
        $order = '';
        if (is_array($sortOrder))
            $order .= 'ORDER BY ' . implode(',', $sortOrder);

$limit = '';
        // Paging
        if ($filterBy !== null && $sanitizedFilter->getInt('start') !== null && $sanitizedFilter->getInt('length') !== null) {
            $limit = ' LIMIT ' . intval($sanitizedFilter->getInt('start'), 0) . ', ' . $sanitizedFilter->getInt('length', ['default' => 10]);
        }

$sql = $select . $body . $order . $limit;

foreach ($this->getStore()->select($sql, $params) as $row) {
            $entries[] = $this->createEmpty()->hydrate($row, ['intProperties' => ['showFilter', 'showSort']]);
        }

// Paging
        if ($limit != '' && count($entries) > 0) {
            $results = $this->getStore()->select('SELECT COUNT(*) AS total ' . $body, $params);
            $this->_countLast = intval($results[0]['total']);
        }

return $entries;
    }
}