pertama commit

application/models/AuthModel.php

@@ -0,0 +1,30 @@
+<?php
+defined('BASEPATH') or exit('No direct script access allowed');
+
+class AuthModel extends CI_Model
+{
+    public function cekUsername($username) {
+        return $this->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);
+    }
+}