// --- Mostrar un Pokémon aleatorio usando la PokeAPI ---
if ($action === 'pokemon') {
    // Obtener el número total de Pokémon (actualmente 1025 en la PokeAPI)
    $maxPokemon = 1025;
    $randomId = rand(1, $maxPokemon);

    $pokeUrl = "https://pokeapi.co/api/v2/pokemon/{$randomId}";

    // Usar cURL para obtener los datos del Pokémon
    $ch = curl_init();
    curl_setopt($ch, CURLOPT_URL, $pokeUrl);
    curl_setopt($ch, CURLOPT_RETURNTRANSFER, true);
    curl_setopt($ch, CURLOPT_TIMEOUT, 15);
    curl_setopt($ch, CURLOPT_SSL_VERIFYPEER, false);
    curl_setopt($ch, CURLOPT_USERAGENT, 'Mozilla/5.0 (compatible; PokeAPI Client)');
    $pokeResponse = curl_exec($ch);
    $httpCode = curl_getinfo($ch, CURLINFO_HTTP_CODE);
    curl_close($ch);

    if ($httpCode === 200 && $pokeResponse !== false) {
        $pokeData = json_decode($pokeResponse, true);
        if (json_last_error() === JSON_ERROR_NONE) {
            // Preparar datos relevantes para el frontend
            $result = [
                'name' => ucfirst($pokeData['name']),
                'image' => $pokeData['sprites']['front_default'],
                'id' => $pokeData['id'],
                'types' => array_map(function($type) {
                    return $type['type']['name'];
                }, $pokeData['types'])
            ];
            echo json_encode($result, JSON_UNESCAPED_UNICODE);
            exit;
        }
    }
    sendError('No se pudo obtener el Pokémon aleatorio', 500);
}