<?php

/*
 * This file is part of RaspiSMS.
 *
 * (c) Pierre-Lin Bonnemaison <plebwebsas@gmail.com>
 *
 * This source file is subject to the GPL-3.0 license that is bundled
 * with this source code in the file LICENSE.
 */

namespace models;

    class Group extends StandardModel
    {
        /**
         * Return table name
         * @return string 
         */
        protected function get_table_name() : string { return 'group'; }


        /**
         * Return a group by his name for a user
         * @param int $id_user : User id
         * @param string $name : Group name
         * @return array
         */
        public function get_by_name_for_user (int $id_user, string $name)
        {
            return $this->_select_one($this->get_table_name(), ['id_user' => $id_user, 'name' => $name]);
        }

        
        /**
         * Delete relations between group and contacts for a group
         * @param int $id_group : Group id
         * @return int : Number of deleted rows
         */
        public function delete_group_contact_relations (int $id_group)
        {
            return $this->_delete('group_contact', ['id_group' => $id_group]);
        }


        /**
         * Insert a relation between a group and a contact
         * @param int $id_group : Group id
         * @param int $id_contact : Contact id
         * @return mixed (bool|int) : False on error, new row id else
         */
        public function insert_group_contact_relation (int $id_group, int $id_contact)
        {
            $success = (bool) $this->_insert('group_contact', ['id_group' => $id_group, 'id_contact' => $id_contact]);
            return ($success ? $this->_last_id() : false);
        }


        /**
         * Get groups contacts
         * @param int $id_group : Group id
         * @return array : Contacts of the group
         */
        public function get_contacts (int $id_group)
        {
            $query = '
                SELECT * 
                FROM `contact`
                WHERE id IN (SELECT id_contact FROM `group_contact` WHERE id_group = :id_group)
            ';

            $params = ['id_group' => $id_group];

            return $this->_run_query($query, $params);
        }
    }