1、增加图片视频

2、优化代码结构 3、up主下载分类逻辑可配置
2025-11-23 00:46:41 +08:00
parent 7cacdaedd4
commit 8cef13c926
51 changed files with 1604 additions and 1667 deletions
@@ -0,0 +1,110 @@
+using dy.net.dto;
+using dy.net.model;
+using dy.net.repository;
+using dy.net.utils;
+using System.ComponentModel;
+using System.Threading.Tasks;
+
+namespace dy.net.service
+{
+    public class DouyinVideoService
+    {
+
+        private readonly DouyinVideoRepository _dyCollectVideoRepository;
+
+        public DouyinVideoService(DouyinVideoRepository dyCollectVideoRepository)
+        {
+            _dyCollectVideoRepository = dyCollectVideoRepository;
+        }
+
+
+        public async Task<bool> batchInsert(List<DouyinVideo> videos)
+        {
+
+            // 边界处理：如果传入的列表为空，直接返回成功（或根据业务返回false）
+            if (videos == null || !videos.Any())
+                return true;
+
+            // 1. 提取待插入的所有AwemeId（去重，减少数据库查询压力）
+            var newAwemeIds = videos.Select(x => x.AwemeId)
+                                    .Distinct()
+                                    .ToList();
+
+            // 2. 查询数据库中已存在的AwemeId（只查需要的字段，提高效率）
+            var existingAwemeIds = await _dyCollectVideoRepository
+                .Query(x => newAwemeIds.Contains(x.AwemeId)) // 使用Query方法构建查询
+                .Select(x => x.AwemeId) // 只获取AwemeId，减少数据传输
+                .ToListAsync();
+
+            // 3. 过滤出数据库中不存在的视频（只保留新记录）
+            var videosToInsert = videos
+                .Where(video => !existingAwemeIds.Contains(video.AwemeId))
+                .ToList();
+
+            // 4. 如果没有需要插入的新记录，直接返回成功
+            if (!videosToInsert.Any())
+                return true;
+
+            // 5. 批量插入过滤后的新记录
+            var insertedCount = await _dyCollectVideoRepository.InsertRangeAsync(videosToInsert);
+
+            // 返回是否插入成功（至少插入一条）
+            return insertedCount > 0;
+        }
+
+
+        public async Task<VideoStaticsDto> GetStatics()
+        {
+
+            List<DouyinVideo> list = await this._dyCollectVideoRepository.GetAllAsync();
+            if (!list.Any())
+                return new VideoStaticsDto();
+            var Categories = list.GroupBy(x => x.Tag1).Select(x => new VideoStaticsItemDto { Name = x.Key, Count = x.LongCount() }).OrderByDescending(p => p.Count).ToList();
+            Categories.Where(x => string.IsNullOrWhiteSpace(x.Name)).ToList().ForEach(x => x.Name = "其他");
+            var data = new VideoStaticsDto
+            {
+                AuthorCount = list.Select(x => x.AuthorId).Distinct().Count(),
+                CategoryCount = list.Select(x => x.Tag1).Distinct().Count(),
+                VideoCount = list.Count,
+                Categories = Categories,
+                FavoriteCount = list.Count(x => x.ViedoType == "1"),
+                CollectCount = list.Count(x => x.ViedoType == "2"),
+                FollowCount = list.Count(x => x.ViedoType == "3"),
+
+                VideoSizeTotal = ByteToGbConverter.ConvertBytesToGb(list.Sum(x => x.FileSize)),
+                VideoFavoriteSize = ByteToGbConverter.ConvertBytesToGb(list.Where(x => x.ViedoType == "1").Sum(x => x.FileSize)),
+                VideoCollectSize = ByteToGbConverter.ConvertBytesToGb(list.Where(x => x.ViedoType == "2").Sum(x => x.FileSize)),
+                VideoFollowSize = ByteToGbConverter.ConvertBytesToGb(list.Where(x => x.ViedoType == "3").Sum(x => x.FileSize)),
+
+                //TotalDiskSize= ByteToGbConverter.GetHostTotalDiskSpaceGB(),
+            };
+            data.Authors = list.GroupBy(x => x.Author).Select(x => new VideoStaticsItemDto { Name = x.Key, Count = x.LongCount(), Icon = x.FirstOrDefault().AuthorAvatarUrl }).OrderByDescending(d => d.Count).ToList();
+            return data;
+        }
+
+
+        //分页查询
+
+        public async Task<(List<DouyinVideo> list, int totalCount)> GetPagedAsync(int pageIndex, int pageSize, string tag = null, string author = null, string viedoType = null, List<string>? dates = null)
+        {
+            return await _dyCollectVideoRepository.GetPagedAsync(pageIndex, pageSize, tag, author, viedoType, dates);
+        }
+
+
+        /// <summary>
+        /// 关注的博主的视频如果配置为视频标题作为文件名，生成文件名
+        /// </summary>
+        /// <param name="AuthorId"></param>
+        /// <param name="ViedoNameSimplify"></param>
+        /// <returns></returns>
+        public async Task<(string, string)> GetUperLastViedoFileName(string AuthorId, string ViedoNameSimplify)
+        {
+
+            return await _dyCollectVideoRepository.GetUperLastViedoFileName(AuthorId, ViedoNameSimplify);
+        }
+
+    }
+
+
+
+}