qcloud_cos::CosAPI InitCosAPI() {
    uint64_t appid = 12500000000;
    std::string region = "ap-guangzhou";// bucket 的地域，请参见 https://www.tencentcloud.com/document/product/436/62?from_cn_redirect=1
    std::string secret_id = "************************************"; //用户的 SecretId，建议使用子账号密钥，授权遵循最小权限指引，降低使用风险。子账号密钥获取可参见 https://www.tencentcloud.com/document/product/598/37140?from_cn_redirect=1
    std::string secret_key = "************************************"; //用户的 SecretKey，建议使用子账号密钥，授权遵循最小权限指引，降低使用风险。子账号密钥获取可参见 https://www.tencentcloud.com/document/product/598/37140?from_cn_redirect=1
        
    qcloud_cos::CosConfig config(appid, secret_id, secret_key, region);
    qcloud_cos::CosAPI cos_tmp(config);
    return cos_tmp;
}

qcloud_cos::CosAPI InitCosAPI() {
    // 需要已经获取到临时密钥的结果：tmp_secret_id、tmp_secret_key、
    // 临时密钥的生成参见 https://www.tencentcloud.com/document/product/436/14048?from_cn_redirect=1#cos-sts-sdk
    uint64_t appid = 12500000000;
    std::string region = "ap-guangzhou";
    std::string tmp_secret_id = "************************************";
    std::string tmp_secret_key = "************************************";
    std::string tmp_token = "token";
    
    qcloud_cos::CosConfig config(appid, tmp_secret_id, tmp_secret_key, region);
    config.SetTmpToken(tmp_token);
    qcloud_cos::CosAPI cos_tmp(config);
    return cos_tmp;
}

std::string CosAPI::GetObjectUrl(const std::string& bucket,
                                 const std::string& object, bool https,
                                 const std::string& region) 

void GetObjectUrlDemo(qcloud_cos::CosAPI& cos) {
    std::string object_name = "test.txt";
    bool is_https = true; // 是否为 https
    std::string object_url = cos.GetObjectUrl(bucket_name, object_name, is_https);

    std::cout << "=======================GetObjectUrl=========================" << std::endl;
    std::cout << "object url=[" << object_url << "]" << std::endl;
    std::cout << "============================================================" << std::endl;
}