WIP migration sqlite item repository to efcore

Jellyfin.Data/Entities/PeopleKind.cs

@@ -0,0 +1,133 @@
+namespace Jellyfin.Data.Entities;
+
+/// <summary>
+/// The person kind.
+/// </summary>
+public enum PeopleKind
+{
+    /// <summary>
+    /// An unknown person kind.
+    /// </summary>
+    Unknown,
+
+    /// <summary>
+    /// A person whose profession is acting on the stage, in films, or on television.
+    /// </summary>
+    Actor,
+
+    /// <summary>
+    /// A person who supervises the actors and other staff in a film, play, or similar production.
+    /// </summary>
+    Director,
+
+    /// <summary>
+    /// A person who writes music, especially as a professional occupation.
+    /// </summary>
+    Composer,
+
+    /// <summary>
+    /// A writer of a book, article, or document. Can also be used as a generic term for music writer if there is a lack of specificity.
+    /// </summary>
+    Writer,
+
+    /// <summary>
+    /// A well-known actor or other performer who appears in a work in which they do not have a regular role.
+    /// </summary>
+    GuestStar,
+
+    /// <summary>
+    /// A person responsible for the financial and managerial aspects of the making of a film or broadcast or for staging a play, opera, etc.
+    /// </summary>
+    Producer,
+
+    /// <summary>
+    /// A person who directs the performance of an orchestra or choir.
+    /// </summary>
+    Conductor,
+
+    /// <summary>
+    /// A person who writes the words to a song or musical.
+    /// </summary>
+    Lyricist,
+
+    /// <summary>
+    /// A person who adapts a musical composition for performance.
+    /// </summary>
+    Arranger,
+
+    /// <summary>
+    /// An audio engineer who performed a general engineering role.
+    /// </summary>
+    Engineer,
+
+    /// <summary>
+    /// An engineer responsible for using a mixing console to mix a recorded track into a single piece of music suitable for release.
+    /// </summary>
+    Mixer,
+
+    /// <summary>
+    /// A person who remixed a recording by taking one or more other tracks, substantially altering them and mixing them together with other material.
+    /// </summary>
+    Remixer,
+
+    /// <summary>
+    /// A person who created the material.
+    /// </summary>
+    Creator,
+
+    /// <summary>
+    /// A person who was the artist.
+    /// </summary>
+    Artist,
+
+    /// <summary>
+    /// A person who was the album artist.
+    /// </summary>
+    AlbumArtist,
+
+    /// <summary>
+    /// A person who was the author.
+    /// </summary>
+    Author,
+
+    /// <summary>
+    /// A person who was the illustrator.
+    /// </summary>
+    Illustrator,
+
+    /// <summary>
+    /// A person responsible for drawing the art.
+    /// </summary>
+    Penciller,
+
+    /// <summary>
+    /// A person responsible for inking the pencil art.
+    /// </summary>
+    Inker,
+
+    /// <summary>
+    /// A person responsible for applying color to drawings.
+    /// </summary>
+    Colorist,
+
+    /// <summary>
+    /// A person responsible for drawing text and speech bubbles.
+    /// </summary>
+    Letterer,
+
+    /// <summary>
+    /// A person responsible for drawing the cover art.
+    /// </summary>
+    CoverArtist,
+
+    /// <summary>
+    /// A person contributing to a resource by revising or elucidating the content, e.g., adding an introduction, notes, or other critical matter.
+    /// An editor may also prepare a resource for production, publication, or distribution.
+    /// </summary>
+    Editor,
+
+    /// <summary>
+    /// A person who renders a text from one language into another.
+    /// </summary>
+    Translator
+}

Jellyfin.Server.Implementations/Item/BaseItemManager.cs

@@ -19,10 +19,12 @@ using MediaBrowser.Controller.Entities.TV;
 using MediaBrowser.Controller.LiveTv;
 using MediaBrowser.Controller.Persistence;
 using MediaBrowser.Controller.Playlists;
+using MediaBrowser.Model.Dto;
 using MediaBrowser.Model.Entities;
 using MediaBrowser.Model.LiveTv;
 using MediaBrowser.Model.Querying;
 using Microsoft.EntityFrameworkCore;
+using Microsoft.EntityFrameworkCore.Internal;
 using Microsoft.EntityFrameworkCore.Query.SqlExpressions;
 using BaseItemDto = MediaBrowser.Controller.Entities.BaseItem;
 using BaseItemEntity = Jellyfin.Data.Entities.BaseItem;
@@ -145,8 +147,72 @@ public class BaseItemManager : IItemRepository
         _appHost = appHost;
     }
 
-    private IQueryable<T> Pageinate<T>(IQueryable<T> query, InternalItemsQuery filter)
+    private QueryResult<(BaseItemDto Item, ItemCounts ItemCounts)> GetItemValues(InternalItemsQuery filter, int[] itemValueTypes, string returnType)
     {
+        ArgumentNullException.ThrowIfNull(filter);
+
+        if (!filter.Limit.HasValue)
+        {
+            filter.EnableTotalRecordCount = false;
+        }
+
+        using var context = _dbProvider.CreateDbContext();
+
+        var innerQuery = new InternalItemsQuery(filter.User)
+        {
+            ExcludeItemTypes = filter.ExcludeItemTypes,
+            IncludeItemTypes = filter.IncludeItemTypes,
+            MediaTypes = filter.MediaTypes,
+            AncestorIds = filter.AncestorIds,
+            ItemIds = filter.ItemIds,
+            TopParentIds = filter.TopParentIds,
+            ParentId = filter.ParentId,
+            IsAiring = filter.IsAiring,
+            IsMovie = filter.IsMovie,
+            IsSports = filter.IsSports,
+            IsKids = filter.IsKids,
+            IsNews = filter.IsNews,
+            IsSeries = filter.IsSeries
+        };
+        var query = TranslateQuery(context.BaseItems, context, innerQuery);
+
+        query = query.Where(e => e.Type == returnType && e.ItemValues!.Any(f => e.CleanName == f.CleanValue && itemValueTypes.Contains(f.Type)));
+
+        var outerQuery = new InternalItemsQuery(filter.User)
+        {
+            IsPlayed = filter.IsPlayed,
+            IsFavorite = filter.IsFavorite,
+            IsFavoriteOrLiked = filter.IsFavoriteOrLiked,
+            IsLiked = filter.IsLiked,
+            IsLocked = filter.IsLocked,
+            NameLessThan = filter.NameLessThan,
+            NameStartsWith = filter.NameStartsWith,
+            NameStartsWithOrGreater = filter.NameStartsWithOrGreater,
+            Tags = filter.Tags,
+            OfficialRatings = filter.OfficialRatings,
+            StudioIds = filter.StudioIds,
+            GenreIds = filter.GenreIds,
+            Genres = filter.Genres,
+            Years = filter.Years,
+            NameContains = filter.NameContains,
+            SearchTerm = filter.SearchTerm,
+            SimilarTo = filter.SimilarTo,
+            ExcludeItemIds = filter.ExcludeItemIds
+        };
+        query = TranslateQuery(query, context, outerQuery)
+            .OrderBy(e => e.PresentationUniqueKey);
+
+        if (filter.OrderBy.Count != 0
+            || filter.SimilarTo is not null
+            || !string.IsNullOrEmpty(filter.SearchTerm))
+        {
+            query = ApplyOrder(query, filter);
+        }
+        else
+        {
+            query = query.OrderBy(e => e.SortName);
+        }
+
         if (filter.Limit.HasValue || filter.StartIndex.HasValue)
         {
             var offset = filter.StartIndex ?? 0;
@@ -158,131 +224,96 @@ public class BaseItemManager : IItemRepository
 
             if (filter.Limit.HasValue)
             {
-                query = query.Take(filter.Limit.Value);
+                query.Take(filter.Limit.Value);
             }
         }
 
-        return query;
+        var result = new QueryResult<(BaseItem, ItemCounts)>();
+        string countText = string.Empty;
+        if (filter.EnableTotalRecordCount)
+        {
+            result.TotalRecordCount = query.DistinctBy(e => e.PresentationUniqueKey).Count();
         }
 
-    private Expression<Func<BaseItemEntity, object>> MapOrderByField(ItemSortBy sortBy, InternalItemsQuery query)
+        var resultQuery = query.Select(e => new
         {
-#pragma warning disable CS8603 // Possible null reference return.
+            item = e,
-        return sortBy switch
+            itemCount = new ItemCounts()
             {
-            ItemSortBy.AirTime => e => e.SortName, // TODO
+                SeriesCount = e.ItemValues!.Count(e => e.Type == (int)BaseItemKind.Series),
-            ItemSortBy.Runtime => e => e.RunTimeTicks,
+                EpisodeCount = e.ItemValues!.Count(e => e.Type == (int)BaseItemKind.Episode),
-            ItemSortBy.Random => e => EF.Functions.Random(),
+                MovieCount = e.ItemValues!.Count(e => e.Type == (int)BaseItemKind.Movie),
-            ItemSortBy.DatePlayed => e => e.UserData!.FirstOrDefault(f => f.UserId.Equals(query.User!.Id) && f.Key == e.UserDataKey)!.LastPlayedDate,
+                AlbumCount = e.ItemValues!.Count(e => e.Type == (int)BaseItemKind.MusicAlbum),
-            ItemSortBy.PlayCount => e => e.UserData!.FirstOrDefault(f => f.UserId.Equals(query.User!.Id) && f.Key == e.UserDataKey)!.PlayCount,
+                ArtistCount = e.ItemValues!.Count(e => e.Type == 0 || e.Type == 1),
-            ItemSortBy.IsFavoriteOrLiked => e => e.UserData!.FirstOrDefault(f => f.UserId.Equals(query.User!.Id) && f.Key == e.UserDataKey)!.IsFavorite,
+                SongCount = e.ItemValues!.Count(e => e.Type == (int)BaseItemKind.MusicAlbum),
-            ItemSortBy.IsFolder => e => e.IsFolder,
+                TrailerCount = e.ItemValues!.Count(e => e.Type == (int)BaseItemKind.Trailer),
-            ItemSortBy.IsPlayed => e => e.UserData!.FirstOrDefault(f => f.UserId.Equals(query.User!.Id) && f.Key == e.UserDataKey)!.Played,
+            }
-            ItemSortBy.IsUnplayed => e => !e.UserData!.FirstOrDefault(f => f.UserId.Equals(query.User!.Id) && f.Key == e.UserDataKey)!.Played,
+        });
-            ItemSortBy.DateLastContentAdded => e => e.DateLastMediaAdded,
-            ItemSortBy.Artist => e => e.ItemValues!.Where(f => f.Type == 0).Select(f => f.CleanValue),
-            ItemSortBy.AlbumArtist => e => e.ItemValues!.Where(f => f.Type == 1).Select(f => f.CleanValue),
-            ItemSortBy.Studio => e => e.ItemValues!.Where(f => f.Type == 3).Select(f => f.CleanValue),
-            ItemSortBy.OfficialRating => e => e.InheritedParentalRatingValue,
-            // ItemSortBy.SeriesDatePlayed => "(Select MAX(LastPlayedDate) from TypedBaseItems B" + GetJoinUserDataText(query) + " where Played=1 and B.SeriesPresentationUniqueKey=A.PresentationUniqueKey)",
-            ItemSortBy.SeriesSortName => e => e.SeriesName,
-            // ItemSortBy.AiredEpisodeOrder => "AiredEpisodeOrder",
-            ItemSortBy.Album => e => e.Album,
-            ItemSortBy.DateCreated => e => e.DateCreated,
-            ItemSortBy.PremiereDate => e => e.PremiereDate,
-            ItemSortBy.StartDate => e => e.StartDate,
-            ItemSortBy.Name => e => e.Name,
-            ItemSortBy.CommunityRating => e => e.CommunityRating,
-            ItemSortBy.ProductionYear => e => e.ProductionYear,
-            ItemSortBy.CriticRating => e => e.CriticRating,
-            ItemSortBy.VideoBitRate => e => e.TotalBitrate,
-            ItemSortBy.ParentIndexNumber => e => e.ParentIndexNumber,
-            ItemSortBy.IndexNumber => e => e.IndexNumber,
-            _ => e => e.SortName
-        };
-#pragma warning restore CS8603 // Possible null reference return.
 
+        result.StartIndex = filter.StartIndex ?? 0;
+        result.Items = resultQuery.ToImmutableArray().Select(e =>
+        {
+            return (DeserialiseBaseItem(e.item), e.itemCount);
+        }).ToImmutableArray();
+
+        return result;
     }
 
-    private IQueryable<BaseItemEntity> MapOrderByField(IQueryable<BaseItemEntity> dbQuery, ItemSortBy sortBy, InternalItemsQuery query)
+    /// <inheritdoc />
+    public void DeleteItem(Guid id)
     {
-        return sortBy switch
+        ArgumentNullException.ThrowIfNull(id.IsEmpty() ? null : id);
-        {
+
-            ItemSortBy.AirTime => dbQuery.OrderBy(e => e.SortName), // TODO
+        using var context = _dbProvider.CreateDbContext();
-            ItemSortBy.Runtime => dbQuery.OrderBy(e => e.RunTimeTicks),
+        using var transaction = context.Database.BeginTransaction();
-            ItemSortBy.Random => dbQuery.OrderBy(e => EF.Functions.Random()),
+        context.Peoples.Where(e => e.ItemId.Equals(id)).ExecuteDelete();
-            ItemSortBy.DatePlayed => dbQuery.OrderBy(e => e.UserData!.FirstOrDefault(f => f.UserId.Equals(query.User!.Id) && f.Key == e.UserDataKey)!.LastPlayedDate),
+        context.Chapters.Where(e => e.ItemId.Equals(id)).ExecuteDelete();
-            ItemSortBy.PlayCount => dbQuery.OrderBy(e => e.UserData!.FirstOrDefault(f => f.UserId.Equals(query.User!.Id) && f.Key == e.UserDataKey)!.PlayCount),
+        context.MediaStreamInfos.Where(e => e.ItemId.Equals(id)).ExecuteDelete();
-            ItemSortBy.IsFavoriteOrLiked => dbQuery.OrderBy(e => e.UserData!.FirstOrDefault(f => f.UserId.Equals(query.User!.Id) && f.Key == e.UserDataKey)!.IsFavorite),
+        context.AncestorIds.Where(e => e.ItemId.Equals(id)).ExecuteDelete();
-            ItemSortBy.IsFolder => dbQuery.OrderBy(e => e.IsFolder),
+        context.ItemValues.Where(e => e.ItemId.Equals(id)).ExecuteDelete();
-            ItemSortBy.IsPlayed => dbQuery.OrderBy(e => e.UserData!.FirstOrDefault(f => f.UserId.Equals(query.User!.Id) && f.Key == e.UserDataKey)!.Played),
+        context.BaseItems.Where(e => e.Id.Equals(id)).ExecuteDelete();
-            ItemSortBy.IsUnplayed => dbQuery.OrderBy(e => !e.UserData!.FirstOrDefault(f => f.UserId.Equals(query.User!.Id) && f.Key == e.UserDataKey)!.Played),
+        context.SaveChanges();
-            ItemSortBy.DateLastContentAdded => dbQuery.OrderBy(e => e.DateLastMediaAdded),
+        transaction.Commit();
-            ItemSortBy.Artist => dbQuery.OrderBy(e => e.ItemValues!.Where(f => f.Type == 0).Select(f => f.CleanValue)),
-            ItemSortBy.AlbumArtist => dbQuery.OrderBy(e => e.ItemValues!.Where(f => f.Type == 1).Select(f => f.CleanValue)),
-            ItemSortBy.Studio => dbQuery.OrderBy(e => e.ItemValues!.Where(f => f.Type == 3).Select(f => f.CleanValue)),
-            ItemSortBy.OfficialRating => dbQuery.OrderBy(e => e.InheritedParentalRatingValue),
-            // ItemSortBy.SeriesDatePlayed => "(Select MAX(LastPlayedDate) from TypedBaseItems B" + GetJoinUserDataText(query) + " where Played=1 and B.SeriesPresentationUniqueKey=A.PresentationUniqueKey)",
-            ItemSortBy.SeriesSortName => dbQuery.OrderBy(e => e.SeriesName),
-            // ItemSortBy.AiredEpisodeOrder => "AiredEpisodeOrder",
-            ItemSortBy.Album => dbQuery.OrderBy(e => e.Album),
-            ItemSortBy.DateCreated => dbQuery.OrderBy(e => e.DateCreated),
-            ItemSortBy.PremiereDate => dbQuery.OrderBy(e => e.PremiereDate),
-            ItemSortBy.StartDate => dbQuery.OrderBy(e => e.StartDate),
-            ItemSortBy.Name => dbQuery.OrderBy(e => e.Name),
-            ItemSortBy.CommunityRating => dbQuery.OrderBy(e => e.CommunityRating),
-            ItemSortBy.ProductionYear => dbQuery.OrderBy(e => e.ProductionYear),
-            ItemSortBy.CriticRating => dbQuery.OrderBy(e => e.CriticRating),
-            ItemSortBy.VideoBitRate => dbQuery.OrderBy(e => e.TotalBitrate),
-            ItemSortBy.ParentIndexNumber => dbQuery.OrderBy(e => e.ParentIndexNumber),
-            ItemSortBy.IndexNumber => dbQuery.OrderBy(e => e.IndexNumber),
-            _ => dbQuery.OrderBy(e => e.SortName)
-        };
     }
 
-    private IQueryable<BaseItemEntity> ApplyOrder(IQueryable<BaseItemEntity> query, InternalItemsQuery filter)
+    /// <inheritdoc />
+    public void UpdateInheritedValues()
     {
-        var orderBy = filter.OrderBy;
+        using var context = _dbProvider.CreateDbContext();
-        bool hasSearch = !string.IsNullOrEmpty(filter.SearchTerm);
+        using var transaction = context.Database.BeginTransaction();
 
-        if (hasSearch)
+        context.ItemValues.Where(e => e.Type == 6).ExecuteDelete();
+        context.ItemValues.AddRange(context.ItemValues.Where(e => e.Type == 4).Select(e => new Data.Entities.ItemValue()
         {
-            List<(ItemSortBy, SortOrder)> prepend = new List<(ItemSortBy, SortOrder)>(4);
+            CleanValue = e.CleanValue,
-            if (hasSearch)
+            ItemId = e.ItemId,
+            Type = 6,
+            Value = e.Value,
+            Item = null!
+        }));
+
+        context.ItemValues.AddRange(
+            context.AncestorIds.Where(e => e.AncestorIdText != null).Join(context.ItemValues.Where(e => e.Value != null && e.Type == 4), e => e.Id, e => e.ItemId, (e, f) => new Data.Entities.ItemValue()
             {
-                prepend.Add((ItemSortBy.SortName, SortOrder.Ascending));
+                CleanValue = f.CleanValue,
-            }
+                ItemId = e.ItemId,
-
+                Item = null!,
-            orderBy = filter.OrderBy = [.. prepend, .. orderBy];
+                Type = 6,
-        }
+                Value = f.Value
-        else if (orderBy.Count == 0)
+            }));
-        {
+        context.SaveChanges();
-            return query;
+
-        }
+        transaction.Commit();
-
-        foreach (var item in orderBy)
-        {
-            var expression = MapOrderByField(item.OrderBy, filter);
-            if (item.SortOrder == SortOrder.Ascending)
-            {
-                query = query.OrderBy(expression);
-            }
-            else
-            {
-                query = query.OrderByDescending(expression);
-            }
-        }
-
-        return query;
     }
 
+    /// <inheritdoc cref="IItemRepository"/>
     public IReadOnlyList<Guid> GetItemIdsList(InternalItemsQuery filter)
     {
         ArgumentNullException.ThrowIfNull(filter);
         PrepareFilterQuery(filter);
 
         using var context = _dbProvider.CreateDbContext();
-        var dbQuery = TranslateQuery(context.BaseItems, context, filter)
+        var dbQuery = TranslateQuery(context.BaseItems.AsNoTracking(), context, filter)
             .DistinctBy(e => e.Id);
 
         var enableGroupByPresentationUniqueKey = EnableGroupByPresentationUniqueKey(filter);
@@ -306,56 +337,57 @@ public class BaseItemManager : IItemRepository
         return Pageinate(dbQuery, filter).Select(e => e.Id).ToImmutableArray();
     }
 
-    private bool EnableGroupByPresentationUniqueKey(InternalItemsQuery query)
+    /// <inheritdoc />
+    public QueryResult<(BaseItem Item, ItemCounts ItemCounts)> GetAllArtists(InternalItemsQuery query)
     {
-        if (!query.GroupByPresentationUniqueKey)
+        return GetItemValues(query, new[] { 0, 1 }, typeof(MusicArtist).FullName);
-        {
-            return false;
     }
 
-        if (query.GroupBySeriesPresentationUniqueKey)
+    /// <inheritdoc />
+    public QueryResult<(BaseItem Item, ItemCounts ItemCounts)> GetArtists(InternalItemsQuery query)
     {
-            return false;
+        return GetItemValues(query, new[] { 0 }, typeof(MusicArtist).FullName);
     }
 
-        if (!string.IsNullOrWhiteSpace(query.PresentationUniqueKey))
+    /// <inheritdoc />
+    public QueryResult<(BaseItem Item, ItemCounts ItemCounts)> GetAlbumArtists(InternalItemsQuery query)
     {
-            return false;
+        return GetItemValues(query, new[] { 1 }, typeof(MusicArtist).FullName);
     }
 
-        if (query.User is null)
+    /// <inheritdoc />
+    public QueryResult<(BaseItem Item, ItemCounts ItemCounts)> GetStudios(InternalItemsQuery query)
     {
-            return false;
+        return GetItemValues(query, new[] { 3 }, typeof(Studio).FullName);
     }
 
-        if (query.IncludeItemTypes.Length == 0)
+    /// <inheritdoc />
+    public QueryResult<(BaseItem Item, ItemCounts ItemCounts)> GetGenres(InternalItemsQuery query)
     {
-            return true;
+        return GetItemValues(query, new[] { 2 }, typeof(Genre).FullName);
     }
 
-        return query.IncludeItemTypes.Contains(BaseItemKind.Episode)
+    /// <inheritdoc />
-            || query.IncludeItemTypes.Contains(BaseItemKind.Video)
+    public QueryResult<(BaseItem Item, ItemCounts ItemCounts)> GetMusicGenres(InternalItemsQuery query)
-            || query.IncludeItemTypes.Contains(BaseItemKind.Movie)
+    {
-            || query.IncludeItemTypes.Contains(BaseItemKind.MusicVideo)
+        return GetItemValues(query, new[] { 2 }, typeof(MusicGenre).FullName);
-            || query.IncludeItemTypes.Contains(BaseItemKind.Series)
-            || query.IncludeItemTypes.Contains(BaseItemKind.Season);
     }
 
     /// <inheritdoc cref="IItemRepository"/>
-    public QueryResult<BaseItem> GetItems(InternalItemsQuery query)
+    public QueryResult<BaseItemDto> GetItems(InternalItemsQuery query)
     {
         ArgumentNullException.ThrowIfNull(query);
         if (!query.EnableTotalRecordCount || (!query.Limit.HasValue && (query.StartIndex ?? 0) == 0))
         {
             var returnList = GetItemList(query);
-            return new QueryResult<BaseItem>(
+            return new QueryResult<BaseItemDto>(
                 query.StartIndex,
                 returnList.Count,
                 returnList);
         }
 
         PrepareFilterQuery(query);
-        var result = new QueryResult<BaseItem>();
+        var result = new QueryResult<BaseItemDto>();
 
         using var context = _dbProvider.CreateDbContext();
         var dbQuery = TranslateQuery(context.BaseItems, context, query)
@@ -2094,4 +2126,134 @@ public class BaseItemManager : IItemRepository
 
         return query.IncludeItemTypes.Length == 0 || query.IncludeItemTypes.Contains(type);
     }
+
+    private IQueryable<T> Pageinate<T>(IQueryable<T> query, InternalItemsQuery filter)
+    {
+        if (filter.Limit.HasValue || filter.StartIndex.HasValue)
+        {
+            var offset = filter.StartIndex ?? 0;
+
+            if (offset > 0)
+            {
+                query = query.Skip(offset);
+            }
+
+            if (filter.Limit.HasValue)
+            {
+                query = query.Take(filter.Limit.Value);
+            }
+        }
+
+        return query;
+    }
+
+    private Expression<Func<BaseItemEntity, object>> MapOrderByField(ItemSortBy sortBy, InternalItemsQuery query)
+    {
+#pragma warning disable CS8603 // Possible null reference return.
+        return sortBy switch
+        {
+            ItemSortBy.AirTime => e => e.SortName, // TODO
+            ItemSortBy.Runtime => e => e.RunTimeTicks,
+            ItemSortBy.Random => e => EF.Functions.Random(),
+            ItemSortBy.DatePlayed => e => e.UserData!.FirstOrDefault(f => f.UserId.Equals(query.User!.Id) && f.Key == e.UserDataKey)!.LastPlayedDate,
+            ItemSortBy.PlayCount => e => e.UserData!.FirstOrDefault(f => f.UserId.Equals(query.User!.Id) && f.Key == e.UserDataKey)!.PlayCount,
+            ItemSortBy.IsFavoriteOrLiked => e => e.UserData!.FirstOrDefault(f => f.UserId.Equals(query.User!.Id) && f.Key == e.UserDataKey)!.IsFavorite,
+            ItemSortBy.IsFolder => e => e.IsFolder,
+            ItemSortBy.IsPlayed => e => e.UserData!.FirstOrDefault(f => f.UserId.Equals(query.User!.Id) && f.Key == e.UserDataKey)!.Played,
+            ItemSortBy.IsUnplayed => e => !e.UserData!.FirstOrDefault(f => f.UserId.Equals(query.User!.Id) && f.Key == e.UserDataKey)!.Played,
+            ItemSortBy.DateLastContentAdded => e => e.DateLastMediaAdded,
+            ItemSortBy.Artist => e => e.ItemValues!.Where(f => f.Type == 0).Select(f => f.CleanValue),
+            ItemSortBy.AlbumArtist => e => e.ItemValues!.Where(f => f.Type == 1).Select(f => f.CleanValue),
+            ItemSortBy.Studio => e => e.ItemValues!.Where(f => f.Type == 3).Select(f => f.CleanValue),
+            ItemSortBy.OfficialRating => e => e.InheritedParentalRatingValue,
+            // ItemSortBy.SeriesDatePlayed => "(Select MAX(LastPlayedDate) from TypedBaseItems B" + GetJoinUserDataText(query) + " where Played=1 and B.SeriesPresentationUniqueKey=A.PresentationUniqueKey)",
+            ItemSortBy.SeriesSortName => e => e.SeriesName,
+            // ItemSortBy.AiredEpisodeOrder => "AiredEpisodeOrder",
+            ItemSortBy.Album => e => e.Album,
+            ItemSortBy.DateCreated => e => e.DateCreated,
+            ItemSortBy.PremiereDate => e => e.PremiereDate,
+            ItemSortBy.StartDate => e => e.StartDate,
+            ItemSortBy.Name => e => e.Name,
+            ItemSortBy.CommunityRating => e => e.CommunityRating,
+            ItemSortBy.ProductionYear => e => e.ProductionYear,
+            ItemSortBy.CriticRating => e => e.CriticRating,
+            ItemSortBy.VideoBitRate => e => e.TotalBitrate,
+            ItemSortBy.ParentIndexNumber => e => e.ParentIndexNumber,
+            ItemSortBy.IndexNumber => e => e.IndexNumber,
+            _ => e => e.SortName
+        };
+#pragma warning restore CS8603 // Possible null reference return.
+
+    }
+
+    private bool EnableGroupByPresentationUniqueKey(InternalItemsQuery query)
+    {
+        if (!query.GroupByPresentationUniqueKey)
+        {
+            return false;
+        }
+
+        if (query.GroupBySeriesPresentationUniqueKey)
+        {
+            return false;
+        }
+
+        if (!string.IsNullOrWhiteSpace(query.PresentationUniqueKey))
+        {
+            return false;
+        }
+
+        if (query.User is null)
+        {
+            return false;
+        }
+
+        if (query.IncludeItemTypes.Length == 0)
+        {
+            return true;
+        }
+
+        return query.IncludeItemTypes.Contains(BaseItemKind.Episode)
+            || query.IncludeItemTypes.Contains(BaseItemKind.Video)
+            || query.IncludeItemTypes.Contains(BaseItemKind.Movie)
+            || query.IncludeItemTypes.Contains(BaseItemKind.MusicVideo)
+            || query.IncludeItemTypes.Contains(BaseItemKind.Series)
+            || query.IncludeItemTypes.Contains(BaseItemKind.Season);
+    }
+
+    private IQueryable<BaseItemEntity> ApplyOrder(IQueryable<BaseItemEntity> query, InternalItemsQuery filter)
+    {
+        var orderBy = filter.OrderBy;
+        bool hasSearch = !string.IsNullOrEmpty(filter.SearchTerm);
+
+        if (hasSearch)
+        {
+            List<(ItemSortBy, SortOrder)> prepend = new List<(ItemSortBy, SortOrder)>(4);
+            if (hasSearch)
+            {
+                prepend.Add((ItemSortBy.SortName, SortOrder.Ascending));
+            }
+
+            orderBy = filter.OrderBy = [.. prepend, .. orderBy];
+        }
+        else if (orderBy.Count == 0)
+        {
+            return query;
+        }
+
+        foreach (var item in orderBy)
+        {
+            var expression = MapOrderByField(item.OrderBy, filter);
+            if (item.SortOrder == SortOrder.Ascending)
+            {
+                query = query.OrderBy(expression);
+            }
+            else
+            {
+                query = query.OrderByDescending(expression);
+            }
+        }
+
+        return query;
+    }
 }

Jellyfin.Server.Implementations/Item/MediaStreamManager.cs

@@ -0,0 +1,201 @@
+using System;
+using System.Collections.Generic;
+using System.Collections.Immutable;
+using System.Linq;
+using System.Threading;
+using Jellyfin.Data.Entities;
+using MediaBrowser.Controller;
+using MediaBrowser.Controller.Persistence;
+using MediaBrowser.Model.Entities;
+using MediaBrowser.Model.Globalization;
+using Microsoft.EntityFrameworkCore;
+
+namespace Jellyfin.Server.Implementations.Item;
+
+/// <summary>
+/// Initializes a new instance of the <see cref="MediaStreamManager"/> class.
+/// </summary>
+/// <param name="dbProvider"></param>
+/// <param name="serverApplicationHost"></param>
+/// <param name="localization"></param>
+public class MediaStreamManager(IDbContextFactory<JellyfinDbContext> dbProvider, IServerApplicationHost serverApplicationHost, ILocalizationManager localization)
+{
+    /// <inheritdoc />
+    public void SaveMediaStreams(Guid id, IReadOnlyList<MediaStream> streams, CancellationToken cancellationToken)
+    {
+        using var context = dbProvider.CreateDbContext();
+        using var transaction = context.Database.BeginTransaction();
+
+        context.MediaStreamInfos.Where(e => e.ItemId.Equals(id)).ExecuteDelete();
+        context.MediaStreamInfos.AddRange(streams.Select(f => Map(f, id)));
+        context.SaveChanges();
+
+        transaction.Commit();
+    }
+
+    /// <inheritdoc />
+    public IReadOnlyList<MediaStream> GetMediaStreams(MediaStreamQuery filter)
+    {
+        using var context = dbProvider.CreateDbContext();
+        return TranslateQuery(context.MediaStreamInfos, filter).ToList().Select(Map).ToImmutableArray();
+    }
+
+    private string? GetPathToSave(string? path)
+    {
+        if (path is null)
+        {
+            return null;
+        }
+
+        return serverApplicationHost.ReverseVirtualPath(path);
+    }
+
+    private string? RestorePath(string? path)
+    {
+        if (path is null)
+        {
+            return null;
+        }
+
+        return serverApplicationHost.ExpandVirtualPath(path);
+    }
+
+    private IQueryable<MediaStreamInfo> TranslateQuery(IQueryable<MediaStreamInfo> query, MediaStreamQuery filter)
+    {
+        query = query.Where(e => e.ItemId.Equals(filter.ItemId));
+        if (filter.Index.HasValue)
+        {
+            query = query.Where(e => e.StreamIndex == filter.Index);
+        }
+
+        if (filter.Type.HasValue)
+        {
+            query = query.Where(e => e.StreamType == filter.Type.ToString());
+        }
+
+        return query;
+    }
+
+    private MediaStream Map(MediaStreamInfo entity)
+    {
+        var dto = new MediaStream();
+        dto.Index = entity.StreamIndex;
+        if (entity.StreamType != null)
+        {
+            dto.Type = Enum.Parse<MediaStreamType>(entity.StreamType);
+        }
+
+        dto.IsAVC = entity.IsAvc;
+        dto.Codec = entity.Codec;
+        dto.Language = entity.Language;
+        dto.ChannelLayout = entity.ChannelLayout;
+        dto.Profile = entity.Profile;
+        dto.AspectRatio = entity.AspectRatio;
+        dto.Path = RestorePath(entity.Path);
+        dto.IsInterlaced = entity.IsInterlaced;
+        dto.BitRate = entity.BitRate;
+        dto.Channels = entity.Channels;
+        dto.SampleRate = entity.SampleRate;
+        dto.IsDefault = entity.IsDefault;
+        dto.IsForced = entity.IsForced;
+        dto.IsExternal = entity.IsExternal;
+        dto.Height = entity.Height;
+        dto.Width = entity.Width;
+        dto.AverageFrameRate = entity.AverageFrameRate;
+        dto.RealFrameRate = entity.RealFrameRate;
+        dto.Level = entity.Level;
+        dto.PixelFormat = entity.PixelFormat;
+        dto.BitDepth = entity.BitDepth;
+        dto.IsAnamorphic = entity.IsAnamorphic;
+        dto.RefFrames = entity.RefFrames;
+        dto.CodecTag = entity.CodecTag;
+        dto.Comment = entity.Comment;
+        dto.NalLengthSize = entity.NalLengthSize;
+        dto.Title = entity.Title;
+        dto.TimeBase = entity.TimeBase;
+        dto.CodecTimeBase = entity.CodecTimeBase;
+        dto.ColorPrimaries = entity.ColorPrimaries;
+        dto.ColorSpace = entity.ColorSpace;
+        dto.ColorTransfer = entity.ColorTransfer;
+        dto.DvVersionMajor = entity.DvVersionMajor;
+        dto.DvVersionMinor = entity.DvVersionMinor;
+        dto.DvProfile = entity.DvProfile;
+        dto.DvLevel = entity.DvLevel;
+        dto.RpuPresentFlag = entity.RpuPresentFlag;
+        dto.ElPresentFlag = entity.ElPresentFlag;
+        dto.BlPresentFlag = entity.BlPresentFlag;
+        dto.DvBlSignalCompatibilityId = entity.DvBlSignalCompatibilityId;
+        dto.IsHearingImpaired = entity.IsHearingImpaired;
+        dto.Rotation = entity.Rotation;
+
+        if (dto.Type is MediaStreamType.Audio or MediaStreamType.Subtitle)
+        {
+            dto.LocalizedDefault = localization.GetLocalizedString("Default");
+            dto.LocalizedExternal = localization.GetLocalizedString("External");
+
+            if (dto.Type is MediaStreamType.Subtitle)
+            {
+                dto.LocalizedUndefined = localization.GetLocalizedString("Undefined");
+                dto.LocalizedForced = localization.GetLocalizedString("Forced");
+                dto.LocalizedHearingImpaired = localization.GetLocalizedString("HearingImpaired");
+            }
+        }
+
+        return dto;
+    }
+
+    private MediaStreamInfo Map(MediaStream dto, Guid itemId)
+    {
+        var entity = new MediaStreamInfo
+        {
+            Item = null!,
+            ItemId = itemId,
+            StreamIndex = dto.Index,
+            StreamType = dto.Type.ToString(),
+            IsAvc = dto.IsAVC.GetValueOrDefault(),
+
+            Codec = dto.Codec,
+            Language = dto.Language,
+            ChannelLayout = dto.ChannelLayout,
+            Profile = dto.Profile,
+            AspectRatio = dto.AspectRatio,
+            Path = GetPathToSave(dto.Path),
+            IsInterlaced = dto.IsInterlaced,
+            BitRate = dto.BitRate.GetValueOrDefault(0),
+            Channels = dto.Channels.GetValueOrDefault(0),
+            SampleRate = dto.SampleRate.GetValueOrDefault(0),
+            IsDefault = dto.IsDefault,
+            IsForced = dto.IsForced,
+            IsExternal = dto.IsExternal,
+            Height = dto.Height.GetValueOrDefault(0),
+            Width = dto.Width.GetValueOrDefault(0),
+            AverageFrameRate = dto.AverageFrameRate.GetValueOrDefault(0),
+            RealFrameRate = dto.RealFrameRate.GetValueOrDefault(0),
+            Level = (float)dto.Level.GetValueOrDefault(),
+            PixelFormat = dto.PixelFormat,
+            BitDepth = dto.BitDepth.GetValueOrDefault(0),
+            IsAnamorphic = dto.IsAnamorphic.GetValueOrDefault(0),
+            RefFrames = dto.RefFrames.GetValueOrDefault(0),
+            CodecTag = dto.CodecTag,
+            Comment = dto.Comment,
+            NalLengthSize = dto.NalLengthSize,
+            Title = dto.Title,
+            TimeBase = dto.TimeBase,
+            CodecTimeBase = dto.CodecTimeBase,
+            ColorPrimaries = dto.ColorPrimaries,
+            ColorSpace = dto.ColorSpace,
+            ColorTransfer = dto.ColorTransfer,
+            DvVersionMajor = dto.DvVersionMajor.GetValueOrDefault(0),
+            DvVersionMinor = dto.DvVersionMinor.GetValueOrDefault(0),
+            DvProfile = dto.DvProfile.GetValueOrDefault(0),
+            DvLevel = dto.DvLevel.GetValueOrDefault(0),
+            RpuPresentFlag = dto.RpuPresentFlag.GetValueOrDefault(0),
+            ElPresentFlag = dto.ElPresentFlag.GetValueOrDefault(0),
+            BlPresentFlag = dto.BlPresentFlag.GetValueOrDefault(0),
+            DvBlSignalCompatibilityId = dto.DvBlSignalCompatibilityId.GetValueOrDefault(0),
+            IsHearingImpaired = dto.IsHearingImpaired,
+            Rotation = dto.Rotation.GetValueOrDefault(0)
+        };
+        return entity;
+    }
+}

Jellyfin.Server.Implementations/Item/PeopleManager.cs

@@ -0,0 +1,164 @@
+using System;
+using System.Collections.Generic;
+using System.Collections.Immutable;
+using System.Linq;
+using Jellyfin.Data.Entities;
+using Jellyfin.Data.Enums;
+using Jellyfin.Extensions;
+using MediaBrowser.Controller.Entities;
+using Microsoft.EntityFrameworkCore;
+
+namespace Jellyfin.Server.Implementations.Item;
+
+public class PeopleManager
+{
+    private readonly IDbContextFactory<JellyfinDbContext> _dbProvider;
+
+    /// <summary>
+    /// Initializes a new instance of the <see cref="PeopleManager"/> class.
+    /// </summary>
+    /// <param name="dbProvider">The EFCore Context factory.</param>
+    public PeopleManager(IDbContextFactory<JellyfinDbContext> dbProvider)
+    {
+        _dbProvider = dbProvider;
+    }
+
+    public IReadOnlyList<PersonInfo> GetPeople(InternalPeopleQuery filter)
+    {
+        using var context = _dbProvider.CreateDbContext();
+        var dbQuery = TranslateQuery(context.Peoples.AsNoTracking(), context, filter);
+
+        dbQuery = dbQuery.OrderBy(e => e.ListOrder);
+        if (filter.Limit > 0)
+        {
+            dbQuery = dbQuery.Take(filter.Limit);
+        }
+
+        return dbQuery.ToList().Select(Map).ToImmutableArray();
+    }
+
+    public IReadOnlyList<string> GetPeopleNames(InternalPeopleQuery filter)
+    {
+        using var context = _dbProvider.CreateDbContext();
+        var dbQuery = TranslateQuery(context.Peoples.AsNoTracking(), context, filter);
+
+        dbQuery = dbQuery.OrderBy(e => e.ListOrder);
+        if (filter.Limit > 0)
+        {
+            dbQuery = dbQuery.Take(filter.Limit);
+        }
+
+        return dbQuery.Select(e => e.Name).ToImmutableArray();
+    }
+
+    /// <inheritdoc />
+    public void UpdatePeople(Guid itemId, IReadOnlyList<PersonInfo> people)
+    {
+        using var context = _dbProvider.CreateDbContext();
+        using var transaction = context.Database.BeginTransaction();
+
+        context.Peoples.Where(e => e.ItemId.Equals(itemId)).ExecuteDelete();
+        context.Peoples.AddRange(people.Select(Map));
+        context.SaveChanges();
+        transaction.Commit();
+    }
+
+    private PersonInfo Map(People people)
+    {
+        var personInfo = new PersonInfo()
+        {
+            ItemId = people.ItemId,
+            Name = people.Name,
+            Role = people.Role,
+            SortOrder = people.SortOrder,
+        };
+        if (Enum.TryParse<PersonKind>(people.PersonType, out var kind))
+        {
+            personInfo.Type = kind;
+        }
+
+        return personInfo;
+    }
+
+    private People Map(PersonInfo people)
+    {
+        var personInfo = new People()
+        {
+            ItemId = people.ItemId,
+            Name = people.Name,
+            Role = people.Role,
+            SortOrder = people.SortOrder,
+            PersonType = people.Type.ToString()
+        };
+
+        return personInfo;
+    }
+
+    private IQueryable<People> TranslateQuery(IQueryable<People> query, JellyfinDbContext context, InternalPeopleQuery filter)
+    {
+        if (filter.User is not null && filter.IsFavorite.HasValue)
+        {
+            query = query.Where(e => e.PersonType == typeof(Person).FullName)
+                .Where(e => context.BaseItems.Where(d => context.UserData.Where(e => e.IsFavorite == filter.IsFavorite && e.UserId.Equals(filter.User.Id)).Any(f => f.Key == d.UserDataKey))
+                    .Select(f => f.Name).Contains(e.Name));
+        }
+
+        if (!filter.ItemId.IsEmpty())
+        {
+            query = query.Where(e => e.ItemId.Equals(filter.ItemId));
+        }
+
+        if (!filter.AppearsInItemId.IsEmpty())
+        {
+            query = query.Where(e => context.Peoples.Where(f => f.ItemId.Equals(filter.AppearsInItemId)).Select(e => e.Name).Contains(e.Name));
+        }
+
+        var queryPersonTypes = filter.PersonTypes.Where(IsValidPersonType).ToList();
+        if (queryPersonTypes.Count > 0)
+        {
+            query = query.Where(e => queryPersonTypes.Contains(e.PersonType));
+        }
+
+        var queryExcludePersonTypes = filter.ExcludePersonTypes.Where(IsValidPersonType).ToList();
+
+        if (queryExcludePersonTypes.Count > 0)
+        {
+            query = query.Where(e => !queryPersonTypes.Contains(e.PersonType));
+        }
+
+        if (filter.MaxListOrder.HasValue)
+        {
+            query = query.Where(e => e.ListOrder <= filter.MaxListOrder.Value);
+        }
+
+        if (!string.IsNullOrWhiteSpace(filter.NameContains))
+        {
+            query = query.Where(e => e.Name.Contains(filter.NameContains));
+        }
+
+        return query;
+    }
+
+    private bool IsAlphaNumeric(string str)
+    {
+        if (string.IsNullOrWhiteSpace(str))
+        {
+            return false;
+        }
+
+        for (int i = 0; i < str.Length; i++)
+        {
+            if (!char.IsLetter(str[i]) && !char.IsNumber(str[i]))
+            {
+                return false;
+            }
+        }
+
+        return true;
+    }
+
+    private bool IsValidPersonType(string value)
+    {
+        return IsAlphaNumeric(value);
+    }
+}