repo creation with initial code after cloning public repo

2026-02-19 07:36:25 -05:00
commit 460884fea3
2860 changed files with 650825 additions and 0 deletions
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+using System;
+using System.Collections.Generic;
+using System.Linq;
+using System.Threading;
+using System.Threading.Tasks;
+using Jellyfin.Database.Implementations;
+using Jellyfin.Database.Implementations.Entities;
+using MediaBrowser.Controller.Drawing;
+using MediaBrowser.Controller.Persistence;
+using MediaBrowser.Model.Entities;
+using Microsoft.EntityFrameworkCore;
+
+namespace Jellyfin.Server.Implementations.Item;
+
+/// <summary>
+/// The Chapter manager.
+/// </summary>
+public class ChapterRepository : IChapterRepository
+{
+    private readonly IDbContextFactory<JellyfinDbContext> _dbProvider;
+    private readonly IImageProcessor _imageProcessor;
+
+    /// <summary>
+    /// Initializes a new instance of the <see cref="ChapterRepository"/> class.
+    /// </summary>
+    /// <param name="dbProvider">The EFCore provider.</param>
+    /// <param name="imageProcessor">The Image Processor.</param>
+    public ChapterRepository(IDbContextFactory<JellyfinDbContext> dbProvider, IImageProcessor imageProcessor)
+    {
+        _dbProvider = dbProvider;
+        _imageProcessor = imageProcessor;
+    }
+
+    /// <inheritdoc />
+    public ChapterInfo? GetChapter(Guid baseItemId, int index)
+    {
+        using var context = _dbProvider.CreateDbContext();
+        var chapter = context.Chapters.AsNoTracking()
+            .Select(e => new
+            {
+                chapter = e,
+                baseItemPath = e.Item.Path
+            })
+            .FirstOrDefault(e => e.chapter.ItemId.Equals(baseItemId) && e.chapter.ChapterIndex == index);
+        if (chapter is not null)
+        {
+            return Map(chapter.chapter, chapter.baseItemPath!);
+        }
+
+        return null;
+    }
+
+    /// <inheritdoc />
+    public IReadOnlyList<ChapterInfo> GetChapters(Guid baseItemId)
+    {
+        using var context = _dbProvider.CreateDbContext();
+        return context.Chapters.AsNoTracking().Where(e => e.ItemId.Equals(baseItemId))
+            .Select(e => new
+            {
+                chapter = e,
+                baseItemPath = e.Item.Path
+            })
+            .AsEnumerable()
+            .Select(e => Map(e.chapter, e.baseItemPath!))
+            .ToArray();
+    }
+
+    /// <inheritdoc />
+    public void SaveChapters(Guid itemId, IReadOnlyList<ChapterInfo> chapters)
+    {
+        using var context = _dbProvider.CreateDbContext();
+        using (var transaction = context.Database.BeginTransaction())
+        {
+            context.Chapters.Where(e => e.ItemId.Equals(itemId)).ExecuteDelete();
+            for (var i = 0; i < chapters.Count; i++)
+            {
+                var chapter = chapters[i];
+                context.Chapters.Add(Map(chapter, i, itemId));
+            }
+
+            context.SaveChanges();
+            transaction.Commit();
+        }
+    }
+
+    /// <inheritdoc />
+    public async Task DeleteChaptersAsync(Guid itemId, CancellationToken cancellationToken)
+    {
+        var dbContext = await _dbProvider.CreateDbContextAsync(cancellationToken).ConfigureAwait(false);
+        await using (dbContext.ConfigureAwait(false))
+        {
+            await dbContext.Chapters.Where(c => c.ItemId.Equals(itemId)).ExecuteDeleteAsync(cancellationToken).ConfigureAwait(false);
+            await dbContext.SaveChangesAsync(cancellationToken).ConfigureAwait(false);
+        }
+    }
+
+    private Chapter Map(ChapterInfo chapterInfo, int index, Guid itemId)
+    {
+        return new Chapter()
+        {
+            ChapterIndex = index,
+            StartPositionTicks = chapterInfo.StartPositionTicks,
+            ImageDateModified = chapterInfo.ImageDateModified,
+            ImagePath = chapterInfo.ImagePath,
+            ItemId = itemId,
+            Name = chapterInfo.Name,
+            Item = null!
+        };
+    }
+
+    private ChapterInfo Map(Chapter chapterInfo, string baseItemPath)
+    {
+        var chapterEntity = new ChapterInfo()
+        {
+            StartPositionTicks = chapterInfo.StartPositionTicks,
+            ImageDateModified = chapterInfo.ImageDateModified.GetValueOrDefault(),
+            ImagePath = chapterInfo.ImagePath,
+            Name = chapterInfo.Name,
+        };
+
+        if (!string.IsNullOrEmpty(chapterInfo.ImagePath))
+        {
+            chapterEntity.ImageTag = _imageProcessor.GetImageCacheTag(baseItemPath, chapterEntity.ImageDateModified);
+        }
+
+        return chapterEntity;
+    }
+}