<?php
// This file is part of GNU social - https://www.gnu.org/software/social
//
// GNU social 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
// (at your option) any later version.
//
// GNU social 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 GNU social.  If not, see <http://www.gnu.org/licenses/>.

/**
 * Data class for email summary status
 *
 * @category  Data
 * @package   GNUsocial
 * @author    Evan Prodromou <evan@status.net>
 * @copyright 2010 StatusNet, Inc.
 * @license   https://www.gnu.org/licenses/agpl.html GNU AGPL v3 or later
 */

defined('GNUSOCIAL') || die();

/**
 * Data class for email summaries
 *
 * Email summary information for users
 *
 * @category  Action
 * @copyright 2010 StatusNet, Inc.
 * @license   https://www.gnu.org/licenses/agpl.html GNU AGPL v3 or later
 *
 * @see       DB_DataObject
 */
class Email_summary_status extends Managed_DataObject
{
    public $__table = 'email_summary_status'; // table name
    public $user_id;                         // int(4)  primary_key not_null
    public $send_summary;                    // bool    not_null default_true
    public $last_summary_id;                 // int(4)  null
    public $created;                         // datetime not_null
    public $modified;                        // datetime not_null

    public static function schemaDef()
    {
        return array(
            'fields' => array(
                'user_id' => array('type' => 'int', 'not null' => true, 'description' => 'user id'),
                'send_summary' => array('type' => 'bool', 'default' => true, 'not null' => true, 'description' => 'whether to send a summary or not'),
                'last_summary_id' => array('type' => 'int', 'description' => 'last summary id'),
                'created' => array('type' => 'datetime', 'description' => 'date this record was created'),
                'modified' => array('type' => 'timestamp', 'not null' => true, 'description' => 'date this record was modified'),
            ),
            'primary key' => array('user_id'),
            'foreign keys' => array(
                'email_summary_status_user_id_fkey' => array('user', array('user_id' => 'id')),
            ),
        );
    }

    /**
     * Helper function
     *
     * @param integer $user_id ID of the user to get a count for
     *
     * @return int flag for whether to send this user a summary email
     */
    public static function getSendSummary($user_id)
    {
        $ess = Email_summary_status::getKV('user_id', $user_id);

        if (!empty($ess)) {
            return $ess->send_summary;
        } else {
            return 1;
        }
    }

    /**
     * Get email summary status for a user
     *
     * @param integer $user_id ID of the user to get a count for
     *
     * @return Email_summary_status instance for this user, with count already incremented.
     */
    public static function getLastSummaryID($user_id)
    {
        $ess = Email_summary_status::getKV('user_id', $user_id);

        if (!empty($ess)) {
            return $ess->last_summary_id;
        } else {
            return null;
        }
    }
}