<?php
include_once '../db/koneksi.php';
session_start();

if (!isset($_SESSION['kode_admin'])) {
    die("Akses ditolak");
}

$username = $_GET['username'] ?? '';
$amount   = $_GET['amount'] ?? 0;

if ($username && $amount > 0) {
    // 1. Logika Update Saldo atau Catat Klaim ke Database
    // Contoh: Tambahkan saldo ke user
    $update = mysqli_query($koneksi, "UPDATE tb_user SET saldo = saldo + $amount WHERE username = '$username'");

    if ($update) {
        // 2. Berikan Feedback
        echo "<script>alert('Bonus sebesar $amount berhasil diklaim!'); window.location='referral.php';</script>";
    } else {
        echo "<script>alert('Gagal memproses klaim.'); window.location='referral.php';</script>";
    }
} else {
    echo "<script>alert('Data tidak valid.'); window.location='referral.php';</script>";
}
?>