<?php

/**
 * @method array getDGiftCardStatus4Select()
 */

class App_ECommerce_GiftCard_Admin_Obj extends App_ECommerce_GiftCard_Abstract_Obj
{
    const DEFAULT_CODE_LENGTH = 6;
    const CODE_GENERATION_ITERATIONS = 30;

    protected $_filterFields = array('cardCode', 'User' => array('firstName', 'lastName', 'email'));

    /**
     * Return user list prepared for autocomplete
     *
     * @param string $query
     * @return array
     */
    public function getUser4Autocomplete($query)
    {
        $userObj = new App\User\Admin\Obj();
        $userObj->getListSelect()->limit(30);
        Qs_Db_Filter::where($userObj->getListSelect(), array('firstName', 'lastName', 'email'), $query);
        $list = $userObj->getList();
        $data = array();
        foreach ($list as $row) {
            $data[] = array('value' => $row['id'], 'title' => $row['firstName'] . ' ' . $row['lastName']
                . ', ' . $row['email']);
        }
        return (array) $data;
    }

    protected function _filter(Zend_Db_Select $select)
    {
        parent::_filter($select);
        if (!empty($this->_filter['status'])) {
            $select->where('`' . $this->_tableAlias . '`.`statusId` = ?', $this->_filter['status']);
        }
        return $this;
    }

    /**
     * Return data for code
     *
     * @param string $code
     * @return array|bool
     */
    public function getDataByCode($code)
    {
        return $this->_getTable()->searchBy(array('cardCode' => $code));
    }

    public function generateCode($iterations = self::CODE_GENERATION_ITERATIONS)
    {
        $uniqueValidator = new Qs_Validate_Unique(new Qs_Db_Table('GiftCard'), 'cardCode', $this->getData('id'));

        $iterations = (int) $iterations;
        $iterations = ($iterations > 0) ? $iterations : static::CODE_GENERATION_ITERATIONS;

        $code = '';
        $unique = false;
        while ($unique == false && $iterations > 0) {
            $code = strtoupper(substr(md5(rand().microtime(true).rand()), 0, static::DEFAULT_CODE_LENGTH));
            $code = strtoupper($code);
            if ($uniqueValidator->isValid($code)) {
                $unique = true;
            } else {
                $code = '';
            }
            $iterations--;
        }

        return $code;
    }
}