<?php
require 'config.php';

$steamhex = $_POST['steamhex'];
$steamname = $_POST['steamname'];

$stmt = $pdo->prepare("SELECT * FROM users WHERE steamhex = ?");
$stmt->execute([$steamhex]);

$user = $stmt->fetch();

if(!$user){

    $stmt = $pdo->prepare("INSERT INTO users (steamhex, steamname) VALUES (?,?)");
    $stmt->execute([$steamhex,$steamname]);

    $user_id = $pdo->lastInsertId();

}else{
    $user_id = $user['id'];
}

$_SESSION['user_id'] = $user_id;

header("Location: dashboard.php");