<?php
require_once __DIR__ . '/partials/proxy_helpers.php';

header('Content-Type: application/json');
header('Cache-Control: public, max-age=60');

if (!proxy_rate_limit('lastfm', 60, 60)) {
    http_response_code(429);
    echo json_encode(['error' => 'rate limited']);
    exit;
}

$api_key = lastfm_api_key();
$user    = 'SillyLaird';
$url     = "https://ws.audioscrobbler.com/2.0/?method=user.getrecenttracks&user={$user}&api_key={$api_key}&format=json&limit=5";

$ctx = stream_context_create(['http' => [
    'timeout' => 5,
    'header'  => 'User-Agent: www.sillylaird.ca/1.0',
]]);

$response = @file_get_contents($url, false, $ctx);

if ($response === false) {
    http_response_code(502);
    echo json_encode(['error' => 'Failed to fetch from Last.fm']);
    exit;
}

// Cap response size we relay back (defensive — Last.fm responses are tiny).
if (strlen($response) > 256 * 1024) {
    $response = substr($response, 0, 256 * 1024);
}

echo $response;