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✏️ Editing: Chat_model.php

<?php

defined('BASEPATH') or exit('No direct script access allowed');

class Chat_model extends CI_Model
{
    public function __construct()
    {
        parent::__construct();
        $this->load->database();
        $this->load->library(['ion_auth', 'form_validation']);
        $this->load->helper(['url', 'language']);
    }

// function create_group($data)
    // {
    //     if ($this->db->insert('chat_groups', $data))
    //         return $this->db->insert_id();
    //     else
    //         return false;
    // }

function make_me_online($id, $data)
    {
        $this->db->where('id', $id);
        if ($this->db->update('users', $data))
            return true;
        else
            return false;
    }

// function edit_group($data, $id)
    // {
    //     $this->db->where('id', $id);
    //     if ($this->db->update('chat_groups', $data))
    //         return true;
    //     else
    //         return false;
    // }

// function add_group_members($data)
    // {

//     $query = $this->db->query("SELECT count(id) as total FROM chat_group_members WHERE group_id=" . $data['group_id'] . " AND user_id=" . $data['user_id'] . " ");
    //     $result = $query->result_array();
    //     $result = $result[0]['total'];

//     if ($result == 0) {
    //         if ($this->db->insert('chat_group_members', $data))
    //             return $this->db->insert_id();
    //         else
    //             return false;
    //     }
    // }

// function remove_all_group_members($id, $user_id)
    // {
    //     $user_id = implode(",", $user_id);
    //     if ($this->db->query("DELETE FROM chat_group_members WHERE group_id = $id AND user_id NOT IN ($user_id) "))
    //         return true;
    //     else
    //         return false;
    // }

// function make_group_admin($id, $user_id)
    // {
    //     $user_id = implode(",", $user_id);

//     if ($this->db->query("UPDATE chat_group_members SET is_admin=1 WHERE group_id = $id AND is_admin=0 AND user_id IN ($user_id) "))
    //         if ($this->db->query("UPDATE chat_group_members SET is_admin=0 WHERE group_id = $id AND is_admin=1 AND user_id NOT IN ($user_id) "))
    //             return true;
    //         else
    //             return false;
    //     else
    //         return false;
    // }

// function get_group_members($group_id)
    // {
    //     $query = $this->db->query("SELECT gm.*,u.username,u.image,g.title,g.description FROM chat_group_members gm 
    //     LEFT JOIN chat_groups g ON gm.group_id = g.id
    //     LEFT JOIN users u ON gm.user_id = u.id
    //     WHERE gm.group_id=$group_id ");
    //     return $query->result_array();
    // }

// function check_group_admin($group_id, $user_id)
    // {

//     $query = $this->db->query("SELECT * FROM chat_group_members WHERE group_id=$group_id AND user_id=$user_id AND is_admin=1 ");
    //     $data = $query->result_array();

//     if (!empty($data))
    //         return true;
    //     else
    //         return false;
    // }

// function delete_group($group_id, $user_id)
    // {

//     $query = $this->db->query("SELECT * FROM messages WHERE to_id=$group_id AND type='group' ");
    //     $messages = $query->result_array();

//     if (!empty($messages)) {
    //         $abspath = getcwd();
    //         foreach ($messages as $message) {
    //             $query = $this->db->query("SELECT * FROM chat_media WHERE message_id=" . $message['id']);
    //             $chat_media = $query->result_array();
    //             if (!empty($chat_media)) {
    //                 foreach ($chat_media as $media) {
    //                     unlink('uploads/chat_media/' . $media['file_name']);
    //                 }
    //             }
    //             $this->db->delete('chat_media', array('message_id' => $message['id']));
    //         }
    //     }

//     $this->db->delete('chat_group_members', array('group_id' => $group_id));

//     $this->db->delete('chat_groups', array('id' => $group_id));

//     if ($this->db->delete('messages', array('to_id' => $group_id, 'type' => 'group'))) {
    //         return true;
    //     } else {
    //         return false;
    //     }
    // }

function delete_msg($from_id, $msg_id)
    {

$query = $this->db->query("SELECT * FROM chat_media WHERE message_id=$msg_id ");
        $data = $query->result_array();
        if (!empty($data)) {
            $abspath = getcwd();
            foreach ($data as $row) {
                unlink('assets/chats/' . $row['file_name']);
            }
            $this->db->delete('chat_media', array('message_id' => $msg_id));
        }

if ($this->db->query("DELETE FROM messages WHERE from_id=$from_id AND id=$msg_id")) {
            return true;
        } else {
            return false;
        }
    }

function get_members($user_id)
    {

$this->db->from('users');
        $this->db->where_in('id', $user_id);
        $this->db->order_by("username", "asc");
        $query = $this->db->get();
        return $query->result_array();
    }

function get_supporters()
    {

// $sql = "SELECT gm.*,g.title,g.description,g.created_by,g.no_of_members FROM chat_group_members gm 
        // LEFT JOIN chat_groups g ON gm.group_id = g.id
        // WHERE gm.user_id=$user_id 
        // ORDER BY g.title ASC";
        // "select up.*,u.* FROM user_permissions up LEFT JOIN users u ON up.user_id = u.id where up.user_id = u.id"
        // $sql = "SELECT up.*,u.*,m.* FROM users u LEFT JOIN user_permissions up ON up.user_id = u.id where up.user_id = u.id AND up.role = 3 AND LEFT JOIN messages m ON m.to_id = u.id ";
        $sql =
            "SELECT up.user_id as user_permission_id, up.role as user_role, u.id as userto_id, u.username, u.last_online, 
                m.* FROM users u
                LEFT JOIN user_permissions up ON up.user_id = u.id
                LEFT JOIN messages m ON m.to_id = u.id OR m.from_id = u.id
                WHERE up.user_id = u.id AND up.role = 3
                GROUP BY u.id";

// -- LEFT JOIN messages m ON m.to_id = u.id OR m.from_id = u.id
        $query = $this->db->query($sql);
        $supporters =  $query->result_array();
        // echo $this->db->last_query();
        // die;
        return $supporters;
    }

// function get_groups_all($user_id)
    // {
    //     $group_ids = array();
    //     $my_groups = $this->get_groups($user_id);
    //     foreach ($my_groups as $my_group) {
    //         $group_ids[] =  $my_group['group_id'];
    //     }

//     if (!empty($group_ids)) {
    //         $group_ids = implode(",", $group_ids);

//         $sql = "SELECT * FROM chat_groups WHERE id NOT IN ($group_ids) ORDER BY title ASC";
    //         $query = $this->db->query($sql);
    //         $groups =  $query->result_array();
    //         return $groups;
    //     }
    // }

function get_unread_msg_count($type, $from_id, $to_id)
    {
        // print_r($from_id);
        $query1 = "SELECT count(id) as total FROM messages WHERE type='$type' AND is_read=1 AND from_id=$from_id AND to_id=$to_id";
        $query1 = $this->db->query($query1);
        $total = $query1->result_array();
        // echo $this->db->last_query();
        // die;
        return $total[0]['total'];
    }

// function get_chat_history($user_id, $limit = '', $offset = '', $from_user = false)
    // {
    //     $members = $this->db->query("SELECT m1.*, u.email,u.mobile,u.image,u.active,u.last_online, u.username AS opponent_username, u.id AS opponent_user_id
    //     FROM messages m1
    //     INNER JOIN users u ON ( (m1.from_id = $user_id AND u.id = m1.to_id) OR (m1.to_id = $user_id AND u.id = m1.from_id) )
    //     WHERE m1.id = ( SELECT MAX(m2.id) FROM messages m2 WHERE (m2.from_id = $user_id OR m2.to_id = $user_id) AND ( (m2.from_id = m1.from_id AND m2.to_id = m1.to_id) OR (m2.from_id = m1.to_id AND m2.to_id = m1.from_id))) ORDER BY m1.id DESC");

//     return $members->result_array();
    // }

function get_chat_history($from_id, $limit = '', $offset = '', $from_user = false)
    {
        $members = $this->db->select('m1.id, m1.from_id, m1.to_id, m1.is_read, m1.message, m1.type, m1.media, u.id AS opponent_user_id, u.username AS opponent_username, u.email, u.mobile, u.image, u.active, u.last_online')
            ->from('messages m1')
            ->join('users u', '(m1.from_id = ' . $from_id . ' AND u.id = m1.to_id) OR (m1.to_id = ' . $from_id . ' AND u.id = m1.from_id)', 'inner')
            ->where('m1.id = (SELECT MAX(m2.id) FROM messages m2 WHERE (m2.from_id = ' . $from_id . ' OR m2.to_id = ' . $from_id . ') AND ((m2.from_id = m1.from_id AND m2.to_id = m1.to_id) OR (m2.from_id = m1.to_id AND m2.to_id = m1.from_id)))')
            ->order_by('m1.id', 'desc')
            ->get()
            ->result_array();

// $members = $this->db->select('u.id,m.from_id,m.to_id,m.is_read,m.message,m.type,m.media,u.username,u.email,u.mobile,u.image,u.active,u.last_online')
        //     ->join('users u', 'u.id = m.to_id', 'left')
        //     ->where('to_id', $from_id)
        //     ->or_where('from_id', $from_id)
        //     ->group_by('to_id')
        //     ->limit($limit, $offset)->get('`messages` m')->result_array();

return $members;
    }

// function set_group_msg_as_unread($group_id, $my_id)
    // {
    //     if ($this->db->query("UPDATE chat_group_members SET is_read=1 WHERE is_read=0  AND group_id=$group_id AND user_id!=$my_id "))
    //         return true;
    //     else
    //         return false;
    // }

function update_web_fcm($user_id, $fcm)
    {
        if ($this->db->query('UPDATE users SET web_fcm="' . $fcm . '" WHERE id=' . $user_id . ' '))
            return true;
        else
            return false;
    }

function send_msg($data)
    {

if ($this->db->insert('messages', $data))
            return $this->db->insert_id();
        else
            return false;
    }

function get_msg_by_id($msg_id, $to_id, $from_id, $type)
    {

$sql = "SELECT * FROM messages WHERE id='$msg_id' ";
        $query = $this->db->query($sql);
        $messages =  $query->result_array();
        $product = array();
        $i = 0;
        // print_r($_POST);
        foreach ($messages as $message) {
            // print_r($message);
            // die;
            $product[$i] = $message;

if ($type == 'person') {
                if ($to_id == $message['to_id']) {
                    $me_user = $this->switch_chat($message['from_id'], $type);

if (isset($me_user) && !empty($me_user)) {
                        $product[$i]['picture'] = $me_user[0]['username'];

// $product[$i]['profile'] = $me_user[0]['profile'];

$product[$i]['senders_name'] = $me_user[0]['username'];

$product[$i]['position'] = 'right';
                    } else {
                        return $responce['error'] = true;
                    }
                } else {
                    $oppo_user = $this->switch_chat($message['from_id'], $type);
                    $product[$i]['picture'] = $oppo_user[0]['username'];

$product[$i]['profile'] = $oppo_user[0]['profile'];

$product[$i]['senders_name'] = $oppo_user[0]['username'];

$product[$i]['position'] = 'left';
                }
            } else {

// new group msg arrived and you have change here

$oppo_user = $this->switch_chat($message['from_id'], 'person');
                $product[$i]['picture'] = $oppo_user[0]['username'];

// $product[$i]['profile'] = $oppo_user[0]['profile'];

$product[$i]['senders_name'] = $oppo_user[0]['username'];

if ($from_id == $message['from_id']) {
                    $product[$i]['position'] = 'right';
                } else {
                    $product[$i]['position'] = 'left';
                }
            }

$i++;
        }
        return $product;
    }

function load_chat($from_id, $to_id, $type = '',  $offset = '', $limit = '', $sort = '', $order = '', $search = '')
    {

// $from_id is a group id when $type is = group

$search = ($search !== '' && $search !== '') ? " AND (`message` like '%" . $search . "%') " : "";

// if ($type == 'person' || $type == 'supporter') {
        if ($type == 'person') {
            $query1 = "SELECT count(id) as total FROM messages WHERE type='$type' AND ((from_id=$from_id AND to_id=$to_id) OR (from_id=$to_id AND to_id=$from_id)) ";
        } else {
            $query1 = "SELECT count(id) as total FROM messages ";
        }
        $query1 = $this->db->query($query1);
        $rowcount = $query1->result_array();
        $rowcount = $rowcount[0]['total'];

// if ($type == 'person' || $type == 'supporter') {
        if ($type == 'person') {
            $sql = "SELECT * FROM messages WHERE type='$type' AND ((from_id=$from_id AND to_id=$to_id) OR (from_id=$to_id AND to_id=$from_id)) ";
        } else {
            $sql = "SELECT * FROM messages";
        }

$sql .= ($sort !== '' && $order !== '') ? " ORDER BY $sort $order " : "";
        $sql .= ($offset !== '' && $limit !== '') ? " Limit $offset,$limit " : "";

$query = $this->db->query($sql);
        $messages =  $query->result_array();

$product = array();
        $i = 0;

foreach ($messages as $message) {
            $product['msg'][$i] = $message;
            $me_user = $this->switch_chat($message['from_id'], 'person');

$product['msg'][$i]['picture'] = $me_user[0]['username'];

$product['msg'][$i]['profile'] = $me_user[0]['username'];;

$product['msg'][$i]['senders_name'] = $me_user[0]['username'];
            // if ($message['type'] == 'person') {
            //     $product['msg'][$i]['group_name'] = $me_user[0]['username'];
            // }

$i++;
        }
        $product['total_msg'] = $rowcount;
        return $product;
    }

function get_media($msg_id)
    {
        $query = $this->db->query("SELECT * FROM chat_media WHERE message_id=$msg_id ");
        //     $res = $query->result_array();
        //     $rows = [];

//    foreach ($res as $value) {
        //         $file_extention = explode('.', $value['original_file_name']);
        //         $tempRow['id'] = $value['id'];
        //         $tempRow['message_id'] = $value['message_id'];
        //         $tempRow['user_id'] = $value['user_id'];
        //         $tempRow['original_file_name'] = $value['original_file_name'];
        //         $tempRow['file_name'] = $value['file_name'];
        //         $tempRow['file_url'] = base_url('uploads/chat_media/'.$value['original_file_name']);
        //         $tempRow['file_extension'] = end($file_extention);
        //         $tempRow['file_size'] = $value['file_size'];
        //         $tempRow['date_created'] = $value['date_created'];
        //          $rows[] = $tempRow;
        //    }
        //     $bulkData = $rows;

return $query->result_array();
    }

function add_file($data)
    {
        if ($this->db->insert('chat_media', $data))
            return $this->db->insert_id();
        else
            return false;
    }

function switch_chat($user_or_group_id, $type)
    {

if ($type == 'person') {
            $query = $this->db->query("SELECT * FROM users WHERE id=$user_or_group_id ");
        } else {
            $query = $this->db->query("SELECT * FROM chat_groups WHERE id=$user_or_group_id ");
        }

$messages =  $query->result_array();
        return $messages;
    }

function get_user_picture($user_id)
    {
        $query = $this->db->query("SELECT * FROM users WHERE id='$user_id' ");
        $messages =  $query->result_array();
        $picture = substr($messages[0]['first_name'], 0, 1) . '' . substr($messages[0]['last_name'], 0, 1);
        return $picture;
    }

function get_web_fcm($user_id)
    {
        $query = $this->db->query("SELECT web_fcm FROM users WHERE id=$user_id ");
        return $query->result_array();
    }

function add_media_ids_to_msg($msg_id, $media_id)
    {

$query = $this->db->query('SELECT media FROM messages WHERE id=' . $msg_id . ' ');

if (!empty($query)) {
            foreach ($query->result_array() as $row) {
                $product_ids = $row['media'];
            }
            $ids = !empty($product_ids) ? $product_ids . ',' . $media_id : $media_id;
        }

if ($this->db->query('UPDATE messages SET media="' . $ids . '" WHERE id=' . $msg_id . ' '))
            return true;
        else
            return false;
    }

function make_user_admin($workspace_id, $user_id)
    {

// in this func we are adding users id in the workspace - data format 1,2,3

$query = $this->db->query('SELECT admin_id FROM workspace WHERE id=' . $workspace_id . ' ');

if (!empty($query)) {
            foreach ($query->result_array() as $row) {
                $product_ids = $row['admin_id'];
            }
            $admin_id = $product_ids . ',' . $user_id;
        }

if ($this->db->query('UPDATE workspace SET admin_id="' . $admin_id . '" WHERE id=' . $workspace_id . ' '))
            return true;
        else
            return false;
    }

function remove_user_from_admin($workspace_id, $user_id)
    {

// in this func we are adding users id in the workspace - data format 1,2,3 
        $query = $this->db->query('SELECT admin_id FROM workspace WHERE FIND_IN_SET(' . $user_id . ',`admin_id`) and id =' . $workspace_id . ' ');
        $result = $query->result_array();
        if (!empty($result)) {
            $admin_id = $result[0]['admin_id'];
            $admin_id = preg_replace('/\s+/', '', $admin_id);
            $admin_ids = explode(",", $admin_id);
            if (($key = array_search($user_id, $admin_ids)) !== false) {
                unset($admin_ids[$key]);
            }
            $admin_id = implode(",", $admin_ids);
            if ($this->db->query('UPDATE workspace SET admin_id="' . $admin_id . '" WHERE id=' . $workspace_id . ' '))
                return true;
            else
                return false;
        } else {
            return false;
        }
    }

function remove_user_from_workspace($workspace_id, $user_id)
    {
        $this->remove_user_from_admin($workspace_id, $user_id);
        $query = $this->db->query('SELECT user_id FROM workspace WHERE FIND_IN_SET(' . $user_id . ',`user_id`) and id =' . $workspace_id . ' ');
        $result = $query->result_array();
        if (!empty($result)) {
            $admin_id = $result[0]['user_id'];
            $admin_id = preg_replace('/\s+/', '', $admin_id);
            $admin_ids = explode(",", $admin_id);
            if (($key = array_search($user_id, $admin_ids)) !== false) {
                unset($admin_ids[$key]);
            }
            $admin_id = implode(",", $admin_ids);
            if ($this->db->query('UPDATE workspace SET user_id="' . $admin_id . '" WHERE id=' . $workspace_id . ' ')) {

$query = $this->db->query('SELECT workspace_id FROM users WHERE FIND_IN_SET(' . $workspace_id . ',`workspace_id`) and id =' . $user_id . ' ');
                $result = $query->result_array();
                if (!empty($result)) {
                    $admin_id = $result[0]['workspace_id'];
                    $admin_id = preg_replace('/\s+/', '', $admin_id);
                    $admin_ids = explode(",", $admin_id);
                    if (($key = array_search($workspace_id, $admin_ids)) !== false) {
                        unset($admin_ids[$key]);
                    }
                    $admin_id = implode(",", $admin_ids);
                    if ($this->db->query('UPDATE users SET workspace_id="' . $admin_id . '" WHERE id=' . $user_id . ' ')) {
                        $query = $this->db->query('SELECT id,user_id FROM projects WHERE FIND_IN_SET(' . $user_id . ',`user_id`) and workspace_id =' . $workspace_id . ' ');
                        $results = $query->result_array();
                        if (!empty($results)) {
                            foreach ($results as $result) {
                                $admin_id = $result['user_id'];
                                $id = $result['id'];
                                $admin_id = preg_replace('/\s+/', '', $admin_id);
                                $admin_ids = explode(",", $admin_id);
                                if (($key = array_search($user_id, $admin_ids)) !== false) {
                                    unset($admin_ids[$key]);
                                }
                                $admin_id = implode(",", $admin_ids);
                                $this->db->query('UPDATE projects SET user_id="' . $admin_id . '" WHERE id=' . $id . ' ');
                            }
                        }
                        return true;
                    } else {
                        return false;
                    }
                }
            } else {
                return false;
            }
        } else {
            return false;
        }
    }

function get_user($user_id)
    {

// $user_id is array of users ids

$this->db->from('users');
        $this->db->where_in('id', $user_id);
        $query = $this->db->get();
        return $query->result();
    }

function get_user_array_responce($user_id)
    {

// $user_id is array of users ids

$this->db->from('users');
        $this->db->where_in('id', $user_id);
        $query = $this->db->get();
        return $query->result_array();
    }

function get_user_not_in_workspace($user_id)
    {

// $user_id is array of users ids

$this->db->from('users');
        $this->db->where_not_in('id', $user_id);
        $query = $this->db->get();
        return $query->result();
    }

function get_users_by_email($email)
    {

$this->db->from('users');
        $this->db->where('`email` like "%' . $email . '%" or `first_name` like "%' . $email . '%" or `last_name` like "%' . $email . '%" ');
        $query = $this->db->get();
        return $query->result_array();
    }

function get_users_by_email_for_add($email)
    {

$this->db->from('users');
        $this->db->where('email', $email);
        $query = $this->db->get();
        return $query->result_array();
    }

function get_user_by_id($user_id)
    {

$this->db->from('users');
        $this->db->where('id', $user_id);
        $query = $this->db->get();
        return $query->result_array();
    }
}

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