<?php
require 'vendor/autoload.php';

use Aws\S3\S3Client;
use Aws\Credentials\Credentials;

$accountId  = "81fa2d48964d31dd0da9558f9ce601d1";
$bucket     = "baron-software-test";
$accessKey  = "9ade5915f7abd402db60a87f3b3b6d76"; // write 권한
$secretKey  = "a1a1cfd59f739977f98fb73f214894e39dbac9a39b1f6208020aa2e1303ea54c";

$credentials = new Credentials($accessKey, $secretKey);

$s3 = new S3Client([
    'region'      => 'auto',
    'endpoint'    => "https://{$accountId}.r2.cloudflarestorage.com",
    'version'     => 'latest',
    'credentials' => $credentials,
]);

$filename = $_POST['filename'] ?? ('temp-' . time());

// presigned URL 발급
$cmd = $s3->getCommand('PutObject', [
    'Bucket' => $bucket,
    'Key'    => "uploads/" . basename($filename)
]);

$request = $s3->createPresignedRequest($cmd, '+1 hour');

echo json_encode([
    "url" => (string)$request->getUri(),
    "filename" => $filename
]);