using System;
using System.Collections.Generic;
using System.Linq;
using System.Net;
using System.Text;
using System.Threading.Tasks;
using AlibabaCloud.OpenApiClient.Models;
using AlibabaCloud.SDK.Vod20170321;
using AlibabaCloud.SDK.Vod20170321.Models;
using AlibabaCloud.TeaUtil.Models;
using Aliyun.OSS.Common;
using Aliyun.OSS;
using Microsoft.Extensions.DependencyInjection;
using VideoAnalysisCore.Job;
using VideoAnalysisCore.Model;
using System.Security.AccessControl;
using Aliyun.Credentials.Models;
using VideoAnalysisCore.Model.Dto;
using System.IO;

namespace VideoAnalysisCore.Common
{
    public class AliyunOSSConfig
    {
        /// <summary>
        /// id
        /// </summary>
        public string AccessKeyId { get; set; }
        /// <summary>
        ///密钥
        /// </summary>
        public string AccessKeySecret { get; set; }
        /// <summary>
        /// 区域Url
        /// </summary>
        public string Region { get; set; }
        /// <summary>
        /// 筒域名
        /// </summary>
        public string BucketDomain { get; set; }
        /// <summary>
        /// 桶名称
        /// </summary>
        public string BucketName { get; set; }
        public string Endpoint { get; set; } = "oss-cn-chengdu.aliyuncs.com";
    }

    /// <summary>
    /// 阿里云 视频点播拓展
    /// </summary>
    public static class AliyunOSSExpand
    {
        /// <summary>
        ///  使用阿里云 vod拓展
        /// </summary>
        /// <param name="service"></param>
        /// <returns></returns>
        public static void AddAliyunOSS(this IServiceCollection service)
        {
            Console.WriteLine($"{DateTime.Now}=>初始化 阿里云OSS");
            AliyunOSSConfig config = new()
            {
                // 必填，请确保代码运行环境设置了环境变量 ALIBABA_CLOUD_ACCESS_KEY_ID。
                AccessKeyId = AppCommon.Config.AliyunOSS.AccessKeyId,
                // 必填，请确保代码运行环境设置了环境变量 ALIBABA_CLOUD_ACCESS_KEY_SECRET。
                AccessKeySecret = AppCommon.Config.AliyunOSS.AccessKeySecret,
                Endpoint = AppCommon.Config.AliyunOSS.Endpoint,
                Region= AppCommon.Config.AliyunOSS.Region,
            };// 创建ClientConfiguration实例，按照您的需要修改默认参数。
            var conf = new ClientConfiguration();
            // 设置v4签名。
            conf.SignatureVersion = SignatureVersion.V4;
            // 创建OssClient实例。
            var oss  = new OssClient(config.Endpoint, config.AccessKeyId, config.AccessKeySecret, conf);
            oss.SetRegion(config.Region);

            service.AddSingleton(oss);
        }
        /// <summary>
        /// 上传文件
        /// </summary>
        /// <param name="oss"></param>
        /// <param name="fileArr">视频实体片段</param>
        public static void AddVideoQuestionUrl(this OssClient oss, List<VideoQuestionOSSDto>  fileArr )
        {
            var cached = new HashSet<string>();
            foreach (var item in fileArr)
            {
                try
                {
                    var path = item.VideoTaskId.ToString() + "/" + Path.GetFileName(item.FilePath);
                    if (cached.Contains(item.FilePath)) 
                    {
                        item.ImageUrl = AppCommon.Config.AliyunOSS.BucketDomain + "/" + path;
                        continue;
                    }
                    using var file = File.OpenRead(item.FilePath);
                    var result = oss
                        .PutObject(
                        AppCommon.Config.AliyunOSS.BucketName,
                        path,
                        file);
                    item.ImageUrl = AppCommon.Config.AliyunOSS.BucketDomain + "/" + path;
                    cached.Add(item.FilePath);
                    continue;
                }
                catch (Exception)
                {

                }
            }
        }
    }
}