db->get_where('user', ['username' => $username])->row_array(); } public function getMaxId($table, $field, $prefix) { $this->db->select_max($field); $this->db->like($field, $prefix, 'after'); return $this->db->get($table)->row_array()[$field]; } public function updateStatusOnline($user_id) { $data = array('status_login' => 'online'); $this->db->where('id', $user_id); $this->db->update('users_account', $data); } public function updateStatusOffline($user_id) { $data = array('status_login' => 'offline'); $this->db->where('id', $user_id); $this->db->update('users_account', $data); } }