reg().php

<?php
session_start();
include_once '../dbconnect.php';

if(!isset($_SESSION['userSession']))
{
  header("Location: ../login.php");
}

$query = $MySQLi_CON->query("SELECT * FROM users WHERE user_id=".$_SESSION['userSession']);
$userRow=$query->fetch_array();
$saldo = $userRow['user_saldo'];
$username = $userRow['user_email'];
$name = $userRow['user_name'];
?>
<?php
  $fb = $_POST['fb'];
  $nama = $_POST['name'];
  $user = $_POST['username'];
  $password = $_POST['password'];
  $harga = "15000";
if($saldo < $harga)  { ?>
  <div class="portlet">
                            <div class="portlet-heading">
                                <h3 class="portlet-title text-dark">
                                  Result
                                </h3>
                                <div class="portlet-widgets">
                                    <a href="javascript:;" data-toggle="reload"><i class="ion-refresh"></i></a>
                                    <span class="divider"></span>
                                    <a data-toggle="collapse" data-parent="#accordion1" href="#bg-default"><i class="ion-minus-round"></i></a>
                                    <span class="divider"></span>
                                    <a href="#" data-toggle="remove"><i class="ion-close-round"></i></a>
                                </div>
                                <div class="clearfix"></div>
                            </div>
                            <div id="bg-default" class="panel-collapse collapse in">

                                <div class="portlet-body">
                                 <center>
 <img src="assets/img/false.png" style="width: 250px;">  </br>
                           GAGAL</br>
                            <b><h1>
 Saldo tidak cukup</h1> </b>
  </center>
                                    </div>
                                </div>
                            </div>
<?php } else if (!$name | !$user | !$password) { ?>
  <div class="portlet">
                            <div class="portlet-heading">
                                <h3 class="portlet-title text-dark">
                                  Result
                                </h3>
                                <div class="portlet-widgets">
                                    <a href="javascript:;" data-toggle="reload"><i class="ion-refresh"></i></a>
                                    <span class="divider"></span>
                                    <a data-toggle="collapse" data-parent="#accordion1" href="#bg-default"><i class="ion-minus-round"></i></a>
                                    <span class="divider"></span>
                                    <a href="#" data-toggle="remove"><i class="ion-close-round"></i></a>
                                </div>
                                <div class="clearfix"></div>
                            </div>
                            <div id="bg-default" class="panel-collapse collapse in">

                                <div class="portlet-body">
                                 <center>
 <img src="assets/img/false.png" style="width: 250px;">  </br>
                           GAGAL</br>
                            <b><h1>
Ada data yang kosong</h1> </b>
 </center>
                                    </div>
                                </div>
                            </div>

                            <?php } else {
                              $total = $saldo-$harga;
                              $tanggal = date("Y-m-d");
                              $no = rand(111,999999);

                              $simpan = $MySQLi_CON->query("UPDATE users SET user_saldo='$total' WHERE user_email = '$username'");
                              $save = $MySQLi_CON->query("INSERT INTO users(user_name,user_email,user_pass,user_level,user_saldo,user_fb,user_tanggal) VALUES ('$nama', '$user', '$password', 'Reseller', '0', '$fb', '$tanggal')");

                              if($simpan) {
                               ?>
                               <div class="portlet">
                            <div class="portlet-heading">
                                <h3 class="portlet-title text-dark">
                                  Result
                                </h3>
                                <div class="portlet-widgets">
                                    <a href="javascript:;" data-toggle="reload"><i class="ion-refresh"></i></a>
                                    <span class="divider"></span>
                                    <a data-toggle="collapse" data-parent="#accordion1" href="#bg-default"><i class="ion-minus-round"></i></a>
                                    <span class="divider"></span>
                                    <a href="#" data-toggle="remove"><i class="ion-close-round"></i></a>
                                </div>
                                <div class="clearfix"></div>
                            </div>
                            <div id="bg-default" class="panel-collapse collapse in">

                                <div class="portlet-body">
                                 <center>
 <img src="assets/img/check.png" style="width: 250px;">  </br>
                            Your Order Number is</br>
                            <b><h1><?php echo $no; ?></h1> </b> </center>
                                    </div>
                                </div>
                            </div>
<?php } else { ?>
ERROR
<?php } } ?>