1、去重

2、分享
3、视频播放
4、批量删除，重新下载
5、自定义标题（仅博主视频）
6、授权页面去掉博主添加，新增关注列表
7、图文视频合成优化
8、其他优化

service/DouyinFollowService.cs

@@ -0,0 +1,89 @@
+using dy.net.dto;
+using dy.net.model;
+using dy.net.repository;
+using SqlSugar;
+using System.Linq.Expressions;
+
+namespace dy.net.service
+{
+    public class DouyinFollowService
+    {
+
+        private readonly DouyinFollowRepository _followRepository;
+
+        public DouyinFollowService(DouyinFollowRepository followRepository)
+        {
+            _followRepository = followRepository;
+        }
+
+        /// <summary>
+        /// 
+        /// </summary>
+        /// <param name="dto"></param>
+        /// <returns></returns>
+        public async Task<(List<DouyinFollowed> list, int totalCount)> GetPagedAsync(FollowRequestDto dto)
+        {
+            return await _followRepository.GetPagedAsync(dto);
+        }
+        /// <summary>
+        /// 
+        /// </summary>
+        /// <param name="followInfos"></param>
+        /// <param name="myselfUserId"></param>
+        /// <returns></returns>
+        public async Task<bool> Sync(List<FollowingsItem> followInfos, string myselfUserId)
+        {
+            return await _followRepository.Sync(followInfos, myselfUserId);
+        }
+
+        public async Task<DouyinFollowed> GetByUperId(string uperId,string myUid)
+        { 
+            return await _followRepository.GetBySecUId(uperId, myUid);
+        }
+
+        /// <summary>
+        /// 打开或关闭同步
+        /// </summary>
+        /// <param name="dto"></param>
+        /// <returns></returns>
+        public async Task<bool> OpenOrCloseSync(FollowUpdateDto dto)
+        {
+            var followed = await _followRepository.GetByIdAsync(dto.Id);
+            if (followed != null)
+            {
+                followed.OpenSync = dto.OpenSync;
+                followed.FullSync = dto.FullSync;
+                followed.SavePath = dto.SavePath;
+                return await _followRepository.Update(followed);
+            }
+            return false;
+        }
+
+
+        /// <summary>
+        /// 打开或关闭同步
+        /// </summary>
+        /// <param name="dto"></param>
+        /// <returns></returns>
+        public async Task<bool> OpenOrCloseFullSync(FollowUpdateDto dto)
+        {
+            var followed = await _followRepository.GetByIdAsync(dto.Id);
+            if (followed != null)
+            {
+                followed.FullSync = dto.FullSync;
+                return await _followRepository.Update(followed);
+            }
+            return false;
+        }
+
+        /// <summary>
+        /// 获取需要同步的关注列表
+        /// </summary>
+        /// <returns></returns>
+        public async Task<List<DouyinFollowed>> GetSyncFollows(string userUserId)
+        {
+            return await _followRepository.GetSyncFollows(userUserId);
+        }
+
+    }
+}