图像内容审核（V2）

using System;
using System.Collections.Generic;
using HuaweiCloud.SDK.Core;
using HuaweiCloud.SDK.Core.Auth;
using HuaweiCloud.SDK.Moderation;
using HuaweiCloud.SDK.Moderation.V2;
using HuaweiCloud.SDK.Moderation.V2.Model;

namespace RunImageModerationSolution
{
    class Program
    {
        static void Main(string[] args)
        {
       //认证用的ak和sk硬编码到代码中或者明文存储都有很大的安全风险，建议在配置文件或者环境变量中密文存放，使用时解密，确保安全
      //本示例以ak和sk保存在环境变量中来实现身份验证为例，运行本示例前请先在本地环境中设置环境变量HUAWEICLOUD_SDK_AK和HUAWEICLOUD_SDK_SK  
        string accessKey= Environment.GetEnvironmentVariable("HUAWEICLOUD_SDK_AK", EnvironmentVariableTarget.Machine);
        string secretKey= Environment.GetEnvironmentVariable("HUAWEICLOUD_SDK_SK", EnvironmentVariableTarget.Machine);

            var config = HttpConfig.GetDefaultConfig();
            config.IgnoreSslVerification = true;
            var auth = new BasicCredentials(ak, sk);

            var client = ModerationClient.NewBuilder()
                    .WithCredential(auth)
                    .WithRegion(ModerationRegion.ValueOf("xxx")) //把xxx替换成服务所在的区域，例如北京四：cn-north-4。
                    .WithHttpConfig(config)
                    .Build();

            var req = new RunImageModerationRequest
            {
            };
            List<ImageDetectionReq.CategoriesEnum> listImageDetectionReqCategories = new List<ImageDetectionReq.CategoriesEnum>();
            listImageDetectionReqCategories.Add(ImageDetectionReq.CategoriesEnum.FromValue("terrorism"));
            listImageDetectionReqCategories.Add(ImageDetectionReq.CategoriesEnum.FromValue("porn"));
            listImageDetectionReqCategories.Add(ImageDetectionReq.CategoriesEnum.FromValue("ad"));
            req.Body = new ImageDetectionReq()
            {
                Threshold = 0,
                Categories = listImageDetectionReqCategories,
                ModerationRule = "default",
                Url = "https://XXX.jpg"   //此处替换为公网可以访问的图片地址
            };

            try
            {
                var resp = client.RunImageModeration(req);
                var respStatusCode = resp.HttpStatusCode;
                Console.WriteLine(respStatusCode);
                Console.WriteLine(JsonConvert.DeserializeObject(resp.HttpBody));
            }
            catch (RequestTimeoutException requestTimeoutException)
            {
                Console.WriteLine(requestTimeoutException.ErrorMessage);
            }
            catch (ServiceResponseException clientRequestException)
            {
                Console.WriteLine(clientRequestException.HttpStatusCode);
                Console.WriteLine(clientRequestException.ErrorCode);
                Console.WriteLine(clientRequestException.ErrorMsg);
            }
            catch (ConnectionException connectionException)
            {
                Console.WriteLine(connectionException.ErrorMessage);
            }
        }
    }
}