if (!function_exists('mhru_upload_one_link')) {
    function mhru_upload_one_link($link) {
        $results = [];
        if (!$link) return ['Lỗi' => 'Chưa nhập link Google Drive!'];

        // ====== ĐỔI API KEY CHO ĐÚNG TỪNG HOST CỦA BẠN ======
        $hydrax_key = '30a7a14de65deefd9220093e5a3aa1e7';
        $dood_key = '204936hck7bjv63ovp1n22';
        $vidloz_key = '8Nj1xBzcPj5YRjncZQ9VevyebCqfeX84M65kIksCyN5ZOLl4koyfDEJlMbFzS9ZN';
        $mix_email = 'samguku05@gmail.com';
        $mix_key = 'nJZU2JaGJHMANjc7j2iz';
        $streamtape_user = 'a229c764e0688fb6c248';
        $streamtape_pass = 'KL0GlyRoqXT0rv1';
        $netu_key = 'nJZU2JaGJHMANjc7j2iz';

        // Hydrax
        $drive_id = mhru_get_drive_id($link);
        if ($hydrax_key && $drive_id) {
            $hydrax_api = "https://api.hydrax.net/$hydrax_key/drive/$drive_id";
            $hydrax_res = @file_get_contents($hydrax_api);
            $hydrax_json = json_decode($hydrax_res, true);
            $results['Hydrax'] = isset($hydrax_json['slug']) ? 'https://hydrax.net/watch/' . $hydrax_json['slug'] : (isset($hydrax_json['msg']) ? $hydrax_json['msg'] : 'Lỗi hoặc thiếu API KEY');
        } else {
            $results['Hydrax'] = 'Lỗi hoặc thiếu Drive ID!';
        }

        // Doodstream
        if ($dood_key) {
            $dood_api = "https://doodapi.com/api/upload/url?key=$dood_key&url=" . urlencode($link);
            $dood_res = @file_get_contents($dood_api);
            $dood_json = json_decode($dood_res, true);
            $results['Doodstream'] = isset($dood_json['result']['filecode']) ?
                'https://doodstream.com/e/' . $dood_json['result']['filecode'] :
                (isset($dood_json['msg']) ? $dood_json['msg'] : 'Lỗi hoặc thiếu API KEY');
        }

        // Vidl0z
        if ($vidloz_key) {
            $vidloz_api = "https://vidloz.com/api/remote_upload?key=$vidloz_key&url=" . urlencode($link);
            $vidloz_res = @file_get_contents($vidloz_api);
            $vidloz_json = json_decode($vidloz_res, true);
            $results['Vidl0z'] = isset($vidloz_json['result']['file_code']) ?
                'https://vidloz.com/v/' . $vidloz_json['result']['file_code'] :
                (isset($vidloz_json['msg']) ? $vidloz_json['msg'] : 'Lỗi hoặc thiếu API KEY');
        }

        // Mixdrop
        if ($mix_key && $mix_email) {
            $mixdrop_error = '';
            $tmp_file = mhru_download_drive_file($link, $mixdrop_error);
            if ($tmp_file) {
                $url = 'https://ul.mixdrop.ag/api';
                $cfile = class_exists('CURLFile') ? new CURLFile($tmp_file) : '@' . $tmp_file;
                $post = [
                    'email' => $mix_email,
                    'key'   => $mix_key,
                    'file'  => $cfile
                ];
                $ch = curl_init($url);
                curl_setopt($ch, CURLOPT_POST, 1);
                curl_setopt($ch, CURLOPT_POSTFIELDS, $post);
                curl_setopt($ch, CURLOPT_RETURNTRANSFER, true);
                curl_setopt($ch, CURLOPT_TIMEOUT, 900);
                $result = curl_exec($ch);
                curl_close($ch);
                @unlink($tmp_file);
                $json = json_decode($result, true);
                $results['Mixdrop'] = isset($json['result']['url']) ? $json['result']['url'] : ($json['msg'] ?? 'Upload lỗi!');
            } else {
                $results['Mixdrop'] = $mixdrop_error;
            }
        }

        // Streamtape
        if ($streamtape_user && $streamtape_pass) {
            $st_api = "https://api.streamtape.com/file/remote_upload?login=$streamtape_user&key=$streamtape_pass&url=" . urlencode($link);
            $st_res = @file_get_contents($st_api);
            $st_json = json_decode($st_res, true);
            $results['Streamtape'] = isset($st_json['result']['id']) ?
                'ID: ' . $st_json['result']['id'] . ' (Kiểm tra trạng thái/đợi hoàn tất)' :
                (isset($st_json['msg']) ? $st_json['msg'] : 'Lỗi hoặc thiếu API KEY');
        }

        // Netu
        if ($netu_key) {
            $netu_api = "https://apiv2.netu.tv/upload/url?key=$netu_key&url=" . urlencode($link);
            $netu_res = @file_get_contents($netu_api);
            $netu_json = json_decode($netu_res, true);
            $results['Netu'] = isset($netu_json['result']['filecode']) ?
                'https://netu.tv/view/' . $netu_json['result']['filecode'] :
                (isset($netu_json['msg']) ? $netu_json['msg'] : 'Lỗi hoặc thiếu API KEY');
        }

        return $results;
    }
}

add_action('wp_ajax_mhru_upload_one_link', 'mhru_upload_one_link_ajax');
add_action('wp_ajax_nopriv_mhru_upload_one_link', 'mhru_upload_one_link_ajax');
function mhru_upload_one_link_ajax() {
    $link = isset($_POST['video_drive']) ? trim($_POST['video_drive']) : '';
    $results = mhru_upload_one_link($link);
    wp_send_json($results);
}