<?php

namespace RxConnexionBundle\Repository;

/**
 * PatientDiagnosisRepository
 *
 * This class was generated by the Doctrine ORM. Add your own custom
 * repository methods below.
 */
class PatientDiagnosisRepository extends \Doctrine\ORM\EntityRepository
{
    public function validate($patientDiagnosis_form) {

        $errors = array();

        /*$action = $diagnosis_form['action'];

        // d = delete
        if($action !== 'd') {

            $diagnosisExist = $this->getEntityManager()->getRepository('RxConnexionBundle:PatientDiagnosisEntity')
                ->createQueryBuilder('d')
                ->where('d.id != :id')
                ->andWhere('d.description = :description')
                ->andWhere('d.diagnosisType = :diagnosisType')
                ->setParameters(array(
                    'id' => $diagnosis_form['id'],
                    'description' => $diagnosis_form['description'],
                    'diagnosisType' => $diagnosis_form['diagnosis_type']
                ))
                ->getQuery()->getResult();

            if($diagnosisExist)
                $errors[] = 'Description already exist.';

            if(empty($diagnosis_form['description']))
                $errors[] = 'Description should not be blank.';
        }*/

        return $errors;
    }

    public function ajax_list(array $get){

        $columns = array(
            array('dt.`description`', 'dt.`description`', 'diagnosis_type_desc'),
            array('d.`description`', 'd.`description`', 'diagnosis_desc'),
            array('pd.`start_date`', "DATE_FORMAT(pd.`start_date`, '%m/%d/%Y')", 'start_date'),
            array('pd.`end_date`', "DATE_FORMAT(pd.`end_date`, '%m/%d/%Y')", 'end_date'),
            array('pd.`note`', 'pd.`note`'),
            array('pd.`id`', "pd.`id`")
        );
        $asColumns = array();

        $select = "SELECT";
        $from = "FROM `patient_diagnosis` pd";
        $joins = "LEFT JOIN `diagnosis` d ON pd.`diagnosis_id` = d.`id`";
        $joins .= " LEFT JOIN `diagnosis_type` dt ON d.`diagnosis_type_id` = dt.`id`";
        $sqlWhere = "WHERE pd.`patient_id` = :patient_id";
        $sqlWhere .= " AND pd.`is_deleted` = 0";
        $groupBy = "";
        $orderBy = "";
        $limit = "";
        $stmtParams = array(
            'patient_id' => base64_decode($get['patient_id'])
        );

        foreach($columns as $key => $column) {
            $select .= ($key > 0 ? ', ' : ' ') . $column[1] . (isset($column[2]) ? ' AS ' . $column[2] : '');
        }

        /*
         * Ordering
         */
        foreach($get['columns'] as $key => $column) {
            if($column['orderable']=='true') {
                if(isSet($get['order'])) {
                    foreach($get['order'] as $order) {
                        if($order['column']==$key) {
                            $orderBy .= (!empty($orderBy) ? ', ' : 'ORDER BY ') . $columns[$key][0] . (!empty($order['dir']) ? ' ' . $order['dir'] : '');
                        }
                    }
                }
            }
        }

        /*
         * Filtering
         */
        if(isset($get['search']) && $get['search']['value'] != ''){
            $aLikes = array();
            foreach($get['columns'] as $key => $column) {
                if($column['searchable']=='true') {
                    $aLikes[] = $columns[$key][0] . ' LIKE :searchValue';
                }
            }
            foreach($asColumns as $asColumn) {
                $aLikes[] = $asColumn . ' LIKE :searchValue';
            }
            if(count($aLikes)) {
                $sqlWhere .= (!empty($sqlWhere) ? ' AND ' : 'WHERE ') . '(' . implode(' OR ', $aLikes) . ')';
                $stmtParams['searchValue'] = "%" . $get['search']['value'] . "%";
            }
        }

        /* Set Limit and Length */
        if(isset( $get['start'] ) && $get['length'] != '-1'){
            $limit = 'LIMIT ' . (int)$get['start'] . ',' . (int)$get['length'];
        }

        $sql = "$select $from $joins $sqlWhere $groupBy $orderBy";
        $query = $this->getEntityManager()->getConnection()->prepare($sql);
        $query->execute($stmtParams);
        $result_count = $query->fetchAll();

        $sql = "$select $from $joins $sqlWhere $groupBy $orderBy $limit";
        $query = $this->getEntityManager()->getConnection()->prepare($sql);
        $query->execute($stmtParams);
        $result = $query->fetchAll();

        return array(
            'results' => $result,
            'total' => count($result_count)
        );
    }

    public function autocomplete_suggestions($q) {

        $sql = "
            SELECT
                d.`id`,
                d.`description` AS data,
                d.`description` AS value
            FROM `diagnosis` d
            WHERE d.`description` LIKE :description
            AND d.`is_deleted` = 0
            ORDER BY d.`description`
            LIMIT 0,20
        ";

        $query = $this->getEntityManager()->getConnection()->prepare($sql);

        $query->execute(array(
            'description' => "%$q%"
        ));

        $result = $query->fetchAll();

        return $result;
    }
}
