<?php
// public/index.php — tiny router
require __DIR__.'/../app/bootstrap.php';
require __DIR__.'/../app/helpers/cors.php';
require __DIR__.'/../app/helpers/logger.php';
require __DIR__.'/../app/helpers/json.php';
$reqId = log_start();

// Log at shutdown with final status code
register_shutdown_function(function() use ($reqId) {
  $status = http_response_code();
  if (function_exists('log_end')) log_end($reqId, $status ?: 200);
});

$path = parse_url($_SERVER['REQUEST_URI'], PHP_URL_PATH) ?: '/';

// CORS preflight
if ($_SERVER['REQUEST_METHOD'] === 'OPTIONS') { cors_preflight(); exit; }

// Routes (v1)
if ($path === '/v1/emojis')                      { require __DIR__.'/../app/controllers/Emojis.php'; exit; }
if (preg_match('#^/v1/emoji/([^/]+)$#', $path, $m)) {
  $_GET['slug'] = urldecode($m[1] ?? '');
  require __DIR__.'/../app/controllers/Emojis.php';
  exit;
}
if ($path === '/v1/license/activate')            { require __DIR__.'/../app/controllers/License.php'; exit; }
if ($path === '/v1/license/verify')              { require __DIR__.'/../app/controllers/License.php'; exit; }
if ($path === '/v1/license/deactivate')          { require __DIR__.'/../app/controllers/License.php'; exit; }

// Health
if ($path === '/v1/health') {
  cors_allow();
  header('Content-Type: application/json; charset=utf-8');
  header('Vary: Origin,User-Agent');
  echo json_encode(['ok'=>true,'time'=>gmdate('c')]);
  exit;
}

if ($path === '/v1/metrics') { require __DIR__.'/../app/controllers/Metrics.php'; exit; }
if ($path === '/v1/metrics-lite') { require __DIR__.'/../app/controllers/MetricsLite.php'; exit; }

json_error(404, 'not_found', ['path' => $path]);