Cách tạo BOT telegram khi bị chặn tại Việt Nam

    HttpClient httpClient = null;
    HttpPost post = null;
    InputStream inputStream = null;
    String responseStr = "";
    try {
        String postUrl = strUrl;
        System.out.println("---postUrl:" + postUrl + "-----");
        httpClient = HttpClientBuilder.create().build();
        post = new HttpPost(postUrl);
        StringEntity entity = new StringEntity(data, ContentType.APPLICATION_JSON);
        post.setEntity(entity);
        post.addHeader("Content-Type", "application/json; charset=utf-8");
        HttpResponse response = httpClient.execute(post);
        int status = response.getStatusLine().getStatusCode();
        if (status != 200) {
            System.out.println("status != 200 ");
        }
        HttpEntity entity2 = response.getEntity();
        if (entity2 != null) {
            String webpage = EntityUtils.toString(entity2, StandardCharsets.UTF_8);
            responseStr = webpage;
        }
        return responseStr;
    } catch (Throwable e) {
        e.printStackTrace();
    } finally {
        if (inputStream != null) {
            try {
                inputStream.close();
            } catch (IOException e) {
                e.printStackTrace();
            }
        }
    }
    return responseStr;
}

if (isset($input['content']) && !empty($input['content'])) {
    $content = $input['content'];
    $result = sendAlertTelegram($content);
    
    echo json_encode([
        'status' => 'success',
        'message' => 'Tin nhắn đã được gửi.',
        'telegram_response' => $result
    ]);
} else {
    http_response_code(400);
    echo json_encode([
        'status' => 'error',
        'message' => 'Trường content bị thiếu hoặc rỗng.'
    ]);
}

$data = [
    'chat_id' => $chatId,
    'text' => $content,
    'disable_notification' => false
];

$jsonData = json_encode($data);

return postJsonApiTelegram($jsonData, $url);

curl_setopt($ch, CURLOPT_RETURNTRANSFER, true);
curl_setopt($ch, CURLOPT_POSTFIELDS, $data);
curl_setopt($ch, CURLOPT_HTTPHEADER, [
    'Content-Type: application/json; charset=utf-8'
]);

$response = curl_exec($ch);
$httpCode = curl_getinfo($ch, CURLINFO_HTTP_CODE);

curl_close($ch);
return [
    'http_code' => $httpCode,
    'response_body' => $response
];