[FA-6] Author's posts seem to work

Reviewed-on: #56

FictionArchive.Service.NovelService.Tests/NovelUpdateServiceTests.cs

@@ -42,6 +42,13 @@ public class NovelUpdateServiceTests
             Images = new List<Image>()
         };
 
+        var volume = new Volume
+        {
+            Order = 1,
+            Name = LocalizationKey.CreateFromText("Main Story", Language.En),
+            Chapters = new List<Chapter> { chapter }
+        };
+
         var novel = new Novel
         {
             Url = "http://demo/novel",
@@ -52,14 +59,14 @@ public class NovelUpdateServiceTests
             Source = source,
             Name = LocalizationKey.CreateFromText("Demo Novel", Language.En),
             Description = LocalizationKey.CreateFromText("Description", Language.En),
-            Chapters = new List<Chapter> { chapter },
+            Volumes = new List<Volume> { volume },
             Tags = new List<NovelTag>()
         };
 
         dbContext.Novels.Add(novel);
         dbContext.SaveChanges();
 
-        return new NovelCreateResult(novel, chapter);
+        return new NovelCreateResult(novel, volume, chapter);
     }
 
     private static NovelUpdateService CreateService(
@@ -81,7 +88,7 @@ public class NovelUpdateServiceTests
     {
         using var dbContext = CreateDbContext();
         var source = new Source { Name = "Demo", Key = "demo", Url = "http://demo" };
-        var (novel, chapter) = CreateNovelWithSingleChapter(dbContext, source);
+        var (novel, volume, chapter) = CreateNovelWithSingleChapter(dbContext, source);
 
         var rawHtml = "<p>Hello</p><img src=\"http://img/x1.jpg\" alt=\"first\" /><img src=\"http://img/x2.jpg\" alt=\"second\" />";
         var image1 = new ImageData { Url = "http://img/x1.jpg", Data = new byte[] { 1, 2, 3 } };
@@ -103,7 +110,7 @@ public class NovelUpdateServiceTests
         var pendingImageUrl = "https://pending/placeholder.jpg";
         var service = CreateService(dbContext, adapter, eventBus, pendingImageUrl);
 
-        var updatedChapter = await service.PullChapterContents(novel.Id, chapter.Order);
+        var updatedChapter = await service.PullChapterContents(novel.Id, volume.Id, chapter.Order);
 
         updatedChapter.Images.Should().HaveCount(2);
         updatedChapter.Images.Select(i => i.OriginalPath).Should().BeEquivalentTo(new[] { image1.Url, image2.Url });
@@ -131,7 +138,7 @@ public class NovelUpdateServiceTests
     {
         using var dbContext = CreateDbContext();
         var source = new Source { Name = "Demo", Key = "demo", Url = "http://demo" };
-        var (novel, chapter) = CreateNovelWithSingleChapter(dbContext, source);
+        var (novel, volume, chapter) = CreateNovelWithSingleChapter(dbContext, source);
 
         var rawHtml = "<p>Hi</p><img src=\"http://img/x1.jpg\">";
         var image = new ImageData { Url = "http://img/x1.jpg", Data = new byte[] { 7, 8, 9 } };
@@ -150,7 +157,7 @@ public class NovelUpdateServiceTests
 
         var service = CreateService(dbContext, adapter, eventBus);
 
-        var updatedChapter = await service.PullChapterContents(novel.Id, chapter.Order);
+        var updatedChapter = await service.PullChapterContents(novel.Id, volume.Id, chapter.Order);
 
         var storedHtml = updatedChapter.Body.Texts.Single().Text;
         var doc = new HtmlDocument();
@@ -161,7 +168,7 @@ public class NovelUpdateServiceTests
         imgNode.GetAttributeValue("src", string.Empty).Should().Be("https://pending/placeholder.jpg");
     }
 
-    private record NovelCreateResult(Novel Novel, Chapter Chapter);
+    private record NovelCreateResult(Novel Novel, Volume Volume, Chapter Chapter);
 
     #region UpdateImage Tests
 
@@ -199,7 +206,7 @@ public class NovelUpdateServiceTests
         // Arrange
         using var dbContext = CreateDbContext();
         var source = new Source { Name = "Demo", Key = "demo", Url = "http://demo" };
-        var (novel, chapter) = CreateNovelWithSingleChapter(dbContext, source);
+        var (novel, _, chapter) = CreateNovelWithSingleChapter(dbContext, source);
 
         var image = new Image
         {
@@ -252,7 +259,7 @@ public class NovelUpdateServiceTests
         // Arrange
         using var dbContext = CreateDbContext();
         var source = new Source { Name = "Demo", Key = "demo", Url = "http://demo" };
-        var (novel, chapter) = CreateNovelWithSingleChapter(dbContext, source);
+        var (_, _, chapter) = CreateNovelWithSingleChapter(dbContext, source);
 
         var image1 = new Image { OriginalPath = "http://original/img1.jpg", Chapter = chapter };
         var image2 = new Image { OriginalPath = "http://original/img2.jpg", Chapter = chapter };

FictionArchive.Service.NovelService/GraphQL/Mutation.cs

@@ -21,11 +21,13 @@ public class Mutation
     }
 
     [Authorize]
-    public async Task<ChapterPullRequestedEvent> FetchChapterContents(uint novelId,
-        uint chapterNumber,
+    public async Task<ChapterPullRequestedEvent> FetchChapterContents(
+        uint novelId,
+        uint volumeId,
+        uint chapterOrder,
         NovelUpdateService service)
     {
-        return await service.QueueChapterPull(novelId, chapterNumber);
+        return await service.QueueChapterPull(novelId, volumeId, chapterOrder);
     }
 
     [Error<KeyNotFoundException>]

FictionArchive.Service.NovelService/GraphQL/Query.cs

@@ -77,32 +77,45 @@ public class Query
                 }
                 : null,
 
-            Chapters = novel.Chapters.Select(chapter => new ChapterDto
+            Volumes = novel.Volumes.OrderBy(v => v.Order).Select(volume => new VolumeDto
             {
-                Id = chapter.Id,
-                CreatedTime = chapter.CreatedTime,
-                LastUpdatedTime = chapter.LastUpdatedTime,
-                Revision = chapter.Revision,
-                Order = chapter.Order,
-                Url = chapter.Url,
-                Name = chapter.Name.Texts
+                Id = volume.Id,
+                CreatedTime = volume.CreatedTime,
+                LastUpdatedTime = volume.LastUpdatedTime,
+                Order = volume.Order,
+                Name = volume.Name.Texts
                     .Where(t => t.Language == preferredLanguage)
                     .Select(t => t.Text)
                     .FirstOrDefault()
-                    ?? chapter.Name.Texts.Select(t => t.Text).FirstOrDefault()
+                    ?? volume.Name.Texts.Select(t => t.Text).FirstOrDefault()
                     ?? "",
-                Body = chapter.Body.Texts
-                    .Where(t => t.Language == preferredLanguage)
-                    .Select(t => t.Text)
-                    .FirstOrDefault()
-                    ?? chapter.Body.Texts.Select(t => t.Text).FirstOrDefault()
-                    ?? "",
-                Images = chapter.Images.Select(image => new ImageDto
+                Chapters = volume.Chapters.OrderBy(c => c.Order).Select(chapter => new ChapterDto
                 {
-                    Id = image.Id,
-                    CreatedTime = image.CreatedTime,
-                    LastUpdatedTime = image.LastUpdatedTime,
-                    NewPath = image.NewPath
+                    Id = chapter.Id,
+                    CreatedTime = chapter.CreatedTime,
+                    LastUpdatedTime = chapter.LastUpdatedTime,
+                    Revision = chapter.Revision,
+                    Order = chapter.Order,
+                    Url = chapter.Url,
+                    Name = chapter.Name.Texts
+                        .Where(t => t.Language == preferredLanguage)
+                        .Select(t => t.Text)
+                        .FirstOrDefault()
+                        ?? chapter.Name.Texts.Select(t => t.Text).FirstOrDefault()
+                        ?? "",
+                    Body = chapter.Body.Texts
+                        .Where(t => t.Language == preferredLanguage)
+                        .Select(t => t.Text)
+                        .FirstOrDefault()
+                        ?? chapter.Body.Texts.Select(t => t.Text).FirstOrDefault()
+                        ?? "",
+                    Images = chapter.Images.Select(image => new ImageDto
+                    {
+                        Id = image.Id,
+                        CreatedTime = image.CreatedTime,
+                        LastUpdatedTime = image.LastUpdatedTime,
+                        NewPath = image.NewPath
+                    }).ToList()
                 }).ToList()
             }).ToList(),
 
@@ -140,11 +153,12 @@ public class Query
     public IQueryable<ChapterReaderDto> GetChapter(
         NovelServiceDbContext dbContext,
         uint novelId,
+        uint volumeOrder,
         uint chapterOrder,
         Language preferredLanguage = Language.En)
     {
         return dbContext.Chapters
-            .Where(c => c.Novel.Id == novelId && c.Order == chapterOrder)
+            .Where(c => c.Volume.Novel.Id == novelId && c.Volume.Order == volumeOrder && c.Order == chapterOrder)
             .Select(chapter => new ChapterReaderDto
             {
                 Id = chapter.Id,
@@ -176,24 +190,74 @@ public class Query
                     NewPath = image.NewPath
                 }).ToList(),
 
-                NovelId = chapter.Novel.Id,
-                NovelName = chapter.Novel.Name.Texts
+                NovelId = chapter.Volume.Novel.Id,
+                NovelName = chapter.Volume.Novel.Name.Texts
                     .Where(t => t.Language == preferredLanguage)
                     .Select(t => t.Text)
                     .FirstOrDefault()
-                    ?? chapter.Novel.Name.Texts.Select(t => t.Text).FirstOrDefault()
+                    ?? chapter.Volume.Novel.Name.Texts.Select(t => t.Text).FirstOrDefault()
                     ?? "",
-                TotalChapters = chapter.Novel.Chapters.Count,
-                PrevChapterOrder = chapter.Novel.Chapters
+
+                // Volume context
+                VolumeId = chapter.Volume.Id,
+                VolumeName = chapter.Volume.Name.Texts
+                    .Where(t => t.Language == preferredLanguage)
+                    .Select(t => t.Text)
+                    .FirstOrDefault()
+                    ?? chapter.Volume.Name.Texts.Select(t => t.Text).FirstOrDefault()
+                    ?? "",
+                VolumeOrder = chapter.Volume.Order,
+                TotalChaptersInVolume = chapter.Volume.Chapters.Count,
+
+                // Previous chapter: first try same volume, then last chapter of previous volume
+                PrevChapterVolumeOrder = chapter.Volume.Chapters
+                    .Where(c => c.Order < chapterOrder)
+                    .OrderByDescending(c => c.Order)
+                    .Select(c => (int?)chapter.Volume.Order)
+                    .FirstOrDefault()
+                    ?? chapter.Volume.Novel.Volumes
+                        .Where(v => v.Order < chapter.Volume.Order)
+                        .OrderByDescending(v => v.Order)
+                        .SelectMany(v => v.Chapters.OrderByDescending(c => c.Order).Take(1))
+                        .Select(c => (int?)c.Volume.Order)
+                        .FirstOrDefault(),
+
+                PrevChapterOrder = chapter.Volume.Chapters
                     .Where(c => c.Order < chapterOrder)
                     .OrderByDescending(c => c.Order)
                     .Select(c => (uint?)c.Order)
-                    .FirstOrDefault(),
-                NextChapterOrder = chapter.Novel.Chapters
+                    .FirstOrDefault()
+                    ?? chapter.Volume.Novel.Volumes
+                        .Where(v => v.Order < chapter.Volume.Order)
+                        .OrderByDescending(v => v.Order)
+                        .SelectMany(v => v.Chapters.OrderByDescending(c => c.Order).Take(1))
+                        .Select(c => (uint?)c.Order)
+                        .FirstOrDefault(),
+
+                // Next chapter: first try same volume, then first chapter of next volume
+                NextChapterVolumeOrder = chapter.Volume.Chapters
+                    .Where(c => c.Order > chapterOrder)
+                    .OrderBy(c => c.Order)
+                    .Select(c => (int?)chapter.Volume.Order)
+                    .FirstOrDefault()
+                    ?? chapter.Volume.Novel.Volumes
+                        .Where(v => v.Order > chapter.Volume.Order)
+                        .OrderBy(v => v.Order)
+                        .SelectMany(v => v.Chapters.OrderBy(c => c.Order).Take(1))
+                        .Select(c => (int?)c.Volume.Order)
+                        .FirstOrDefault(),
+
+                NextChapterOrder = chapter.Volume.Chapters
                     .Where(c => c.Order > chapterOrder)
                     .OrderBy(c => c.Order)
                     .Select(c => (uint?)c.Order)
                     .FirstOrDefault()
+                    ?? chapter.Volume.Novel.Volumes
+                        .Where(v => v.Order > chapter.Volume.Order)
+                        .OrderBy(v => v.Order)
+                        .SelectMany(v => v.Chapters.OrderBy(c => c.Order).Take(1))
+                        .Select(c => (uint?)c.Order)
+                        .FirstOrDefault()
             });
     }
 }

FictionArchive.Service.NovelService/Migrations/20251229203027_AddVolumes.Designer.cs

@@ -0,0 +1,605 @@
+// <auto-generated />
+using System;
+using FictionArchive.Service.NovelService.Services;
+using Microsoft.EntityFrameworkCore;
+using Microsoft.EntityFrameworkCore.Infrastructure;
+using Microsoft.EntityFrameworkCore.Migrations;
+using Microsoft.EntityFrameworkCore.Storage.ValueConversion;
+using NodaTime;
+using Npgsql.EntityFrameworkCore.PostgreSQL.Metadata;
+
+#nullable disable
+
+namespace FictionArchive.Service.NovelService.Migrations
+{
+    [DbContext(typeof(NovelServiceDbContext))]
+    [Migration("20251229203027_AddVolumes")]
+    partial class AddVolumes
+    {
+        /// <inheritdoc />
+        protected override void BuildTargetModel(ModelBuilder modelBuilder)
+        {
+#pragma warning disable 612, 618
+            modelBuilder
+                .HasAnnotation("ProductVersion", "9.0.11")
+                .HasAnnotation("Relational:MaxIdentifierLength", 63);
+
+            NpgsqlModelBuilderExtensions.UseIdentityByDefaultColumns(modelBuilder);
+
+            modelBuilder.Entity("FictionArchive.Service.NovelService.Models.Images.Image", b =>
+                {
+                    b.Property<Guid>("Id")
+                        .ValueGeneratedOnAdd()
+                        .HasColumnType("uuid");
+
+                    b.Property<long?>("ChapterId")
+                        .HasColumnType("bigint");
+
+                    b.Property<Instant>("CreatedTime")
+                        .HasColumnType("timestamp with time zone");
+
+                    b.Property<Instant>("LastUpdatedTime")
+                        .HasColumnType("timestamp with time zone");
+
+                    b.Property<string>("NewPath")
+                        .HasColumnType("text");
+
+                    b.Property<string>("OriginalPath")
+                        .IsRequired()
+                        .HasColumnType("text");
+
+                    b.HasKey("Id");
+
+                    b.HasIndex("ChapterId");
+
+                    b.ToTable("Images");
+                });
+
+            modelBuilder.Entity("FictionArchive.Service.NovelService.Models.Localization.LocalizationKey", b =>
+                {
+                    b.Property<Guid>("Id")
+                        .ValueGeneratedOnAdd()
+                        .HasColumnType("uuid");
+
+                    b.Property<Instant>("CreatedTime")
+                        .HasColumnType("timestamp with time zone");
+
+                    b.Property<Instant>("LastUpdatedTime")
+                        .HasColumnType("timestamp with time zone");
+
+                    b.HasKey("Id");
+
+                    b.ToTable("LocalizationKeys");
+                });
+
+            modelBuilder.Entity("FictionArchive.Service.NovelService.Models.Localization.LocalizationRequest", b =>
+                {
+                    b.Property<Guid>("Id")
+                        .ValueGeneratedOnAdd()
+                        .HasColumnType("uuid");
+
+                    b.Property<Instant>("CreatedTime")
+                        .HasColumnType("timestamp with time zone");
+
+                    b.Property<long>("EngineId")
+                        .HasColumnType("bigint");
+
+                    b.Property<Guid>("KeyRequestedForTranslationId")
+                        .HasColumnType("uuid");
+
+                    b.Property<Instant>("LastUpdatedTime")
+                        .HasColumnType("timestamp with time zone");
+
+                    b.Property<int>("TranslateTo")
+                        .HasColumnType("integer");
+
+                    b.HasKey("Id");
+
+                    b.HasIndex("EngineId");
+
+                    b.HasIndex("KeyRequestedForTranslationId");
+
+                    b.ToTable("LocalizationRequests");
+                });
+
+            modelBuilder.Entity("FictionArchive.Service.NovelService.Models.Localization.LocalizationText", b =>
+                {
+                    b.Property<Guid>("Id")
+                        .ValueGeneratedOnAdd()
+                        .HasColumnType("uuid");
+
+                    b.Property<Instant>("CreatedTime")
+                        .HasColumnType("timestamp with time zone");
+
+                    b.Property<int>("Language")
+                        .HasColumnType("integer");
+
+                    b.Property<Instant>("LastUpdatedTime")
+                        .HasColumnType("timestamp with time zone");
+
+                    b.Property<Guid?>("LocalizationKeyId")
+                        .HasColumnType("uuid");
+
+                    b.Property<string>("Text")
+                        .IsRequired()
+                        .HasColumnType("text");
+
+                    b.Property<long?>("TranslationEngineId")
+                        .HasColumnType("bigint");
+
+                    b.HasKey("Id");
+
+                    b.HasIndex("LocalizationKeyId");
+
+                    b.HasIndex("TranslationEngineId");
+
+                    b.ToTable("LocalizationText");
+                });
+
+            modelBuilder.Entity("FictionArchive.Service.NovelService.Models.Novels.Chapter", b =>
+                {
+                    b.Property<long>("Id")
+                        .ValueGeneratedOnAdd()
+                        .HasColumnType("bigint");
+
+                    NpgsqlPropertyBuilderExtensions.UseIdentityByDefaultColumn(b.Property<long>("Id"));
+
+                    b.Property<Guid>("BodyId")
+                        .HasColumnType("uuid");
+
+                    b.Property<Instant>("CreatedTime")
+                        .HasColumnType("timestamp with time zone");
+
+                    b.Property<Instant>("LastUpdatedTime")
+                        .HasColumnType("timestamp with time zone");
+
+                    b.Property<Guid>("NameId")
+                        .HasColumnType("uuid");
+
+                    b.Property<long>("Order")
+                        .HasColumnType("bigint");
+
+                    b.Property<long>("Revision")
+                        .HasColumnType("bigint");
+
+                    b.Property<string>("Url")
+                        .HasColumnType("text");
+
+                    b.Property<long>("VolumeId")
+                        .HasColumnType("bigint");
+
+                    b.HasKey("Id");
+
+                    b.HasIndex("BodyId");
+
+                    b.HasIndex("NameId");
+
+                    b.HasIndex("VolumeId", "Order")
+                        .IsUnique();
+
+                    b.ToTable("Chapter");
+                });
+
+            modelBuilder.Entity("FictionArchive.Service.NovelService.Models.Novels.Novel", b =>
+                {
+                    b.Property<long>("Id")
+                        .ValueGeneratedOnAdd()
+                        .HasColumnType("bigint");
+
+                    NpgsqlPropertyBuilderExtensions.UseIdentityByDefaultColumn(b.Property<long>("Id"));
+
+                    b.Property<long>("AuthorId")
+                        .HasColumnType("bigint");
+
+                    b.Property<Guid?>("CoverImageId")
+                        .HasColumnType("uuid");
+
+                    b.Property<Instant>("CreatedTime")
+                        .HasColumnType("timestamp with time zone");
+
+                    b.Property<Guid>("DescriptionId")
+                        .HasColumnType("uuid");
+
+                    b.Property<string>("ExternalId")
+                        .IsRequired()
+                        .HasColumnType("text");
+
+                    b.Property<Instant>("LastUpdatedTime")
+                        .HasColumnType("timestamp with time zone");
+
+                    b.Property<Guid>("NameId")
+                        .HasColumnType("uuid");
+
+                    b.Property<int>("RawLanguage")
+                        .HasColumnType("integer");
+
+                    b.Property<int>("RawStatus")
+                        .HasColumnType("integer");
+
+                    b.Property<long>("SourceId")
+                        .HasColumnType("bigint");
+
+                    b.Property<int?>("StatusOverride")
+                        .HasColumnType("integer");
+
+                    b.Property<string>("Url")
+                        .IsRequired()
+                        .HasColumnType("text");
+
+                    b.HasKey("Id");
+
+                    b.HasIndex("AuthorId");
+
+                    b.HasIndex("CoverImageId");
+
+                    b.HasIndex("DescriptionId");
+
+                    b.HasIndex("NameId");
+
+                    b.HasIndex("SourceId");
+
+                    b.HasIndex("ExternalId", "SourceId")
+                        .IsUnique();
+
+                    b.ToTable("Novels");
+                });
+
+            modelBuilder.Entity("FictionArchive.Service.NovelService.Models.Novels.NovelTag", b =>
+                {
+                    b.Property<long>("Id")
+                        .ValueGeneratedOnAdd()
+                        .HasColumnType("bigint");
+
+                    NpgsqlPropertyBuilderExtensions.UseIdentityByDefaultColumn(b.Property<long>("Id"));
+
+                    b.Property<Instant>("CreatedTime")
+                        .HasColumnType("timestamp with time zone");
+
+                    b.Property<Guid>("DisplayNameId")
+                        .HasColumnType("uuid");
+
+                    b.Property<string>("Key")
+                        .IsRequired()
+                        .HasColumnType("text");
+
+                    b.Property<Instant>("LastUpdatedTime")
+                        .HasColumnType("timestamp with time zone");
+
+                    b.Property<long?>("SourceId")
+                        .HasColumnType("bigint");
+
+                    b.Property<int>("TagType")
+                        .HasColumnType("integer");
+
+                    b.HasKey("Id");
+
+                    b.HasIndex("DisplayNameId");
+
+                    b.HasIndex("SourceId");
+
+                    b.ToTable("Tags");
+                });
+
+            modelBuilder.Entity("FictionArchive.Service.NovelService.Models.Novels.Person", b =>
+                {
+                    b.Property<long>("Id")
+                        .ValueGeneratedOnAdd()
+                        .HasColumnType("bigint");
+
+                    NpgsqlPropertyBuilderExtensions.UseIdentityByDefaultColumn(b.Property<long>("Id"));
+
+                    b.Property<Instant>("CreatedTime")
+                        .HasColumnType("timestamp with time zone");
+
+                    b.Property<string>("ExternalUrl")
+                        .HasColumnType("text");
+
+                    b.Property<Instant>("LastUpdatedTime")
+                        .HasColumnType("timestamp with time zone");
+
+                    b.Property<Guid>("NameId")
+                        .HasColumnType("uuid");
+
+                    b.HasKey("Id");
+
+                    b.HasIndex("NameId");
+
+                    b.ToTable("Person");
+                });
+
+            modelBuilder.Entity("FictionArchive.Service.NovelService.Models.Novels.Source", b =>
+                {
+                    b.Property<long>("Id")
+                        .ValueGeneratedOnAdd()
+                        .HasColumnType("bigint");
+
+                    NpgsqlPropertyBuilderExtensions.UseIdentityByDefaultColumn(b.Property<long>("Id"));
+
+                    b.Property<Instant>("CreatedTime")
+                        .HasColumnType("timestamp with time zone");
+
+                    b.Property<string>("Key")
+                        .IsRequired()
+                        .HasColumnType("text");
+
+                    b.Property<Instant>("LastUpdatedTime")
+                        .HasColumnType("timestamp with time zone");
+
+                    b.Property<string>("Name")
+                        .IsRequired()
+                        .HasColumnType("text");
+
+                    b.Property<string>("Url")
+                        .IsRequired()
+                        .HasColumnType("text");
+
+                    b.HasKey("Id");
+
+                    b.ToTable("Sources");
+                });
+
+            modelBuilder.Entity("FictionArchive.Service.NovelService.Models.Novels.TranslationEngine", b =>
+                {
+                    b.Property<long>("Id")
+                        .ValueGeneratedOnAdd()
+                        .HasColumnType("bigint");
+
+                    NpgsqlPropertyBuilderExtensions.UseIdentityByDefaultColumn(b.Property<long>("Id"));
+
+                    b.Property<Instant>("CreatedTime")
+                        .HasColumnType("timestamp with time zone");
+
+                    b.Property<string>("Key")
+                        .IsRequired()
+                        .HasColumnType("text");
+
+                    b.Property<Instant>("LastUpdatedTime")
+                        .HasColumnType("timestamp with time zone");
+
+                    b.HasKey("Id");
+
+                    b.ToTable("TranslationEngines");
+                });
+
+            modelBuilder.Entity("FictionArchive.Service.NovelService.Models.Novels.Volume", b =>
+                {
+                    b.Property<long>("Id")
+                        .ValueGeneratedOnAdd()
+                        .HasColumnType("bigint");
+
+                    NpgsqlPropertyBuilderExtensions.UseIdentityByDefaultColumn(b.Property<long>("Id"));
+
+                    b.Property<Instant>("CreatedTime")
+                        .HasColumnType("timestamp with time zone");
+
+                    b.Property<Instant>("LastUpdatedTime")
+                        .HasColumnType("timestamp with time zone");
+
+                    b.Property<Guid>("NameId")
+                        .HasColumnType("uuid");
+
+                    b.Property<long>("NovelId")
+                        .HasColumnType("bigint");
+
+                    b.Property<int>("Order")
+                        .HasColumnType("integer");
+
+                    b.HasKey("Id");
+
+                    b.HasIndex("NameId");
+
+                    b.HasIndex("NovelId", "Order")
+                        .IsUnique();
+
+                    b.ToTable("Volume");
+                });
+
+            modelBuilder.Entity("NovelNovelTag", b =>
+                {
+                    b.Property<long>("NovelsId")
+                        .HasColumnType("bigint");
+
+                    b.Property<long>("TagsId")
+                        .HasColumnType("bigint");
+
+                    b.HasKey("NovelsId", "TagsId");
+
+                    b.HasIndex("TagsId");
+
+                    b.ToTable("NovelNovelTag");
+                });
+
+            modelBuilder.Entity("FictionArchive.Service.NovelService.Models.Images.Image", b =>
+                {
+                    b.HasOne("FictionArchive.Service.NovelService.Models.Novels.Chapter", "Chapter")
+                        .WithMany("Images")
+                        .HasForeignKey("ChapterId");
+
+                    b.Navigation("Chapter");
+                });
+
+            modelBuilder.Entity("FictionArchive.Service.NovelService.Models.Localization.LocalizationRequest", b =>
+                {
+                    b.HasOne("FictionArchive.Service.NovelService.Models.Novels.TranslationEngine", "Engine")
+                        .WithMany()
+                        .HasForeignKey("EngineId")
+                        .OnDelete(DeleteBehavior.Cascade)
+                        .IsRequired();
+
+                    b.HasOne("FictionArchive.Service.NovelService.Models.Localization.LocalizationKey", "KeyRequestedForTranslation")
+                        .WithMany()
+                        .HasForeignKey("KeyRequestedForTranslationId")
+                        .OnDelete(DeleteBehavior.Cascade)
+                        .IsRequired();
+
+                    b.Navigation("Engine");
+
+                    b.Navigation("KeyRequestedForTranslation");
+                });
+
+            modelBuilder.Entity("FictionArchive.Service.NovelService.Models.Localization.LocalizationText", b =>
+                {
+                    b.HasOne("FictionArchive.Service.NovelService.Models.Localization.LocalizationKey", null)
+                        .WithMany("Texts")
+                        .HasForeignKey("LocalizationKeyId");
+
+                    b.HasOne("FictionArchive.Service.NovelService.Models.Novels.TranslationEngine", "TranslationEngine")
+                        .WithMany()
+                        .HasForeignKey("TranslationEngineId");
+
+                    b.Navigation("TranslationEngine");
+                });
+
+            modelBuilder.Entity("FictionArchive.Service.NovelService.Models.Novels.Chapter", b =>
+                {
+                    b.HasOne("FictionArchive.Service.NovelService.Models.Localization.LocalizationKey", "Body")
+                        .WithMany()
+                        .HasForeignKey("BodyId")
+                        .OnDelete(DeleteBehavior.Cascade)
+                        .IsRequired();
+
+                    b.HasOne("FictionArchive.Service.NovelService.Models.Localization.LocalizationKey", "Name")
+                        .WithMany()
+                        .HasForeignKey("NameId")
+                        .OnDelete(DeleteBehavior.Cascade)
+                        .IsRequired();
+
+                    b.HasOne("FictionArchive.Service.NovelService.Models.Novels.Volume", "Volume")
+                        .WithMany("Chapters")
+                        .HasForeignKey("VolumeId")
+                        .OnDelete(DeleteBehavior.Cascade)
+                        .IsRequired();
+
+                    b.Navigation("Body");
+
+                    b.Navigation("Name");
+
+                    b.Navigation("Volume");
+                });
+
+            modelBuilder.Entity("FictionArchive.Service.NovelService.Models.Novels.Novel", b =>
+                {
+                    b.HasOne("FictionArchive.Service.NovelService.Models.Novels.Person", "Author")
+                        .WithMany()
+                        .HasForeignKey("AuthorId")
+                        .OnDelete(DeleteBehavior.Cascade)
+                        .IsRequired();
+
+                    b.HasOne("FictionArchive.Service.NovelService.Models.Images.Image", "CoverImage")
+                        .WithMany()
+                        .HasForeignKey("CoverImageId");
+
+                    b.HasOne("FictionArchive.Service.NovelService.Models.Localization.LocalizationKey", "Description")
+                        .WithMany()
+                        .HasForeignKey("DescriptionId")
+                        .OnDelete(DeleteBehavior.Cascade)
+                        .IsRequired();
+
+                    b.HasOne("FictionArchive.Service.NovelService.Models.Localization.LocalizationKey", "Name")
+                        .WithMany()
+                        .HasForeignKey("NameId")
+                        .OnDelete(DeleteBehavior.Cascade)
+                        .IsRequired();
+
+                    b.HasOne("FictionArchive.Service.NovelService.Models.Novels.Source", "Source")
+                        .WithMany()
+                        .HasForeignKey("SourceId")
+                        .OnDelete(DeleteBehavior.Cascade)
+                        .IsRequired();
+
+                    b.Navigation("Author");
+
+                    b.Navigation("CoverImage");
+
+                    b.Navigation("Description");
+
+                    b.Navigation("Name");
+
+                    b.Navigation("Source");
+                });
+
+            modelBuilder.Entity("FictionArchive.Service.NovelService.Models.Novels.NovelTag", b =>
+                {
+                    b.HasOne("FictionArchive.Service.NovelService.Models.Localization.LocalizationKey", "DisplayName")
+                        .WithMany()
+                        .HasForeignKey("DisplayNameId")
+                        .OnDelete(DeleteBehavior.Cascade)
+                        .IsRequired();
+
+                    b.HasOne("FictionArchive.Service.NovelService.Models.Novels.Source", "Source")
+                        .WithMany()
+                        .HasForeignKey("SourceId");
+
+                    b.Navigation("DisplayName");
+
+                    b.Navigation("Source");
+                });
+
+            modelBuilder.Entity("FictionArchive.Service.NovelService.Models.Novels.Person", b =>
+                {
+                    b.HasOne("FictionArchive.Service.NovelService.Models.Localization.LocalizationKey", "Name")
+                        .WithMany()
+                        .HasForeignKey("NameId")
+                        .OnDelete(DeleteBehavior.Cascade)
+                        .IsRequired();
+
+                    b.Navigation("Name");
+                });
+
+            modelBuilder.Entity("FictionArchive.Service.NovelService.Models.Novels.Volume", b =>
+                {
+                    b.HasOne("FictionArchive.Service.NovelService.Models.Localization.LocalizationKey", "Name")
+                        .WithMany()
+                        .HasForeignKey("NameId")
+                        .OnDelete(DeleteBehavior.Cascade)
+                        .IsRequired();
+
+                    b.HasOne("FictionArchive.Service.NovelService.Models.Novels.Novel", "Novel")
+                        .WithMany("Volumes")
+                        .HasForeignKey("NovelId")
+                        .OnDelete(DeleteBehavior.Cascade)
+                        .IsRequired();
+
+                    b.Navigation("Name");
+
+                    b.Navigation("Novel");
+                });
+
+            modelBuilder.Entity("NovelNovelTag", b =>
+                {
+                    b.HasOne("FictionArchive.Service.NovelService.Models.Novels.Novel", null)
+                        .WithMany()
+                        .HasForeignKey("NovelsId")
+                        .OnDelete(DeleteBehavior.Cascade)
+                        .IsRequired();
+
+                    b.HasOne("FictionArchive.Service.NovelService.Models.Novels.NovelTag", null)
+                        .WithMany()
+                        .HasForeignKey("TagsId")
+                        .OnDelete(DeleteBehavior.Cascade)
+                        .IsRequired();
+                });
+
+            modelBuilder.Entity("FictionArchive.Service.NovelService.Models.Localization.LocalizationKey", b =>
+                {
+                    b.Navigation("Texts");
+                });
+
+            modelBuilder.Entity("FictionArchive.Service.NovelService.Models.Novels.Chapter", b =>
+                {
+                    b.Navigation("Images");
+                });
+
+            modelBuilder.Entity("FictionArchive.Service.NovelService.Models.Novels.Novel", b =>
+                {
+                    b.Navigation("Volumes");
+                });
+
+            modelBuilder.Entity("FictionArchive.Service.NovelService.Models.Novels.Volume", b =>
+                {
+                    b.Navigation("Chapters");
+                });
+#pragma warning restore 612, 618
+        }
+    }
+}

FictionArchive.Service.NovelService/Migrations/20251229203027_AddVolumes.cs

@@ -0,0 +1,195 @@
+using System;
+using Microsoft.EntityFrameworkCore.Migrations;
+using NodaTime;
+using Npgsql.EntityFrameworkCore.PostgreSQL.Metadata;
+
+#nullable disable
+
+namespace FictionArchive.Service.NovelService.Migrations
+{
+    /// <inheritdoc />
+    public partial class AddVolumes : Migration
+    {
+        /// <inheritdoc />
+        protected override void Up(MigrationBuilder migrationBuilder)
+        {
+            // 1. Create the Volume table
+            migrationBuilder.CreateTable(
+                name: "Volume",
+                columns: table => new
+                {
+                    Id = table.Column<long>(type: "bigint", nullable: false)
+                        .Annotation("Npgsql:ValueGenerationStrategy", NpgsqlValueGenerationStrategy.IdentityByDefaultColumn),
+                    Order = table.Column<int>(type: "integer", nullable: false),
+                    NameId = table.Column<Guid>(type: "uuid", nullable: false),
+                    NovelId = table.Column<long>(type: "bigint", nullable: false),
+                    CreatedTime = table.Column<Instant>(type: "timestamp with time zone", nullable: false),
+                    LastUpdatedTime = table.Column<Instant>(type: "timestamp with time zone", nullable: false)
+                },
+                constraints: table =>
+                {
+                    table.PrimaryKey("PK_Volume", x => x.Id);
+                    table.ForeignKey(
+                        name: "FK_Volume_LocalizationKeys_NameId",
+                        column: x => x.NameId,
+                        principalTable: "LocalizationKeys",
+                        principalColumn: "Id",
+                        onDelete: ReferentialAction.Cascade);
+                    table.ForeignKey(
+                        name: "FK_Volume_Novels_NovelId",
+                        column: x => x.NovelId,
+                        principalTable: "Novels",
+                        principalColumn: "Id",
+                        onDelete: ReferentialAction.Cascade);
+                });
+
+            migrationBuilder.CreateIndex(
+                name: "IX_Volume_NameId",
+                table: "Volume",
+                column: "NameId");
+
+            migrationBuilder.CreateIndex(
+                name: "IX_Volume_NovelId_Order",
+                table: "Volume",
+                columns: new[] { "NovelId", "Order" },
+                unique: true);
+
+            // 2. Add nullable VolumeId column to Chapter (keep NovelId for now)
+            migrationBuilder.AddColumn<long>(
+                name: "VolumeId",
+                table: "Chapter",
+                type: "bigint",
+                nullable: true);
+
+            // 3. Data migration: Create volumes and link chapters for each novel
+            migrationBuilder.Sql(@"
+DO $$
+DECLARE
+    novel_rec RECORD;
+    loc_key_id uuid;
+    volume_id bigint;
+BEGIN
+    FOR novel_rec IN SELECT ""Id"", ""RawLanguage"" FROM ""Novels"" LOOP
+        -- Create LocalizationKey for volume name
+        loc_key_id := gen_random_uuid();
+        INSERT INTO ""LocalizationKeys"" (""Id"", ""CreatedTime"", ""LastUpdatedTime"")
+        VALUES (loc_key_id, NOW(), NOW());
+
+        -- Create LocalizationText for 'Main Story' in novel's raw language
+        INSERT INTO ""LocalizationText"" (""Id"", ""LocalizationKeyId"", ""Language"", ""Text"", ""CreatedTime"", ""LastUpdatedTime"")
+        VALUES (gen_random_uuid(), loc_key_id, novel_rec.""RawLanguage"", 'Main Story', NOW(), NOW());
+
+        -- Create Volume for this novel
+        INSERT INTO ""Volume"" (""Order"", ""NameId"", ""NovelId"", ""CreatedTime"", ""LastUpdatedTime"")
+        VALUES (1, loc_key_id, novel_rec.""Id"", NOW(), NOW())
+        RETURNING ""Id"" INTO volume_id;
+
+        -- Link all chapters of this novel to the new volume
+        UPDATE ""Chapter"" SET ""VolumeId"" = volume_id WHERE ""NovelId"" = novel_rec.""Id"";
+    END LOOP;
+END $$;
+            ");
+
+            // 4. Drop old FK and index for NovelId
+            migrationBuilder.DropForeignKey(
+                name: "FK_Chapter_Novels_NovelId",
+                table: "Chapter");
+
+            migrationBuilder.DropIndex(
+                name: "IX_Chapter_NovelId",
+                table: "Chapter");
+
+            // 5. Drop NovelId column from Chapter
+            migrationBuilder.DropColumn(
+                name: "NovelId",
+                table: "Chapter");
+
+            // 6. Make VolumeId non-nullable
+            migrationBuilder.AlterColumn<long>(
+                name: "VolumeId",
+                table: "Chapter",
+                type: "bigint",
+                nullable: false,
+                oldClrType: typeof(long),
+                oldType: "bigint",
+                oldNullable: true);
+
+            // 7. Add unique index and FK for VolumeId
+            migrationBuilder.CreateIndex(
+                name: "IX_Chapter_VolumeId_Order",
+                table: "Chapter",
+                columns: new[] { "VolumeId", "Order" },
+                unique: true);
+
+            migrationBuilder.AddForeignKey(
+                name: "FK_Chapter_Volume_VolumeId",
+                table: "Chapter",
+                column: "VolumeId",
+                principalTable: "Volume",
+                principalColumn: "Id",
+                onDelete: ReferentialAction.Cascade);
+        }
+
+        /// <inheritdoc />
+        protected override void Down(MigrationBuilder migrationBuilder)
+        {
+            // Add back NovelId column
+            migrationBuilder.AddColumn<long>(
+                name: "NovelId",
+                table: "Chapter",
+                type: "bigint",
+                nullable: true);
+
+            // Migrate data back: set NovelId from Volume
+            migrationBuilder.Sql(@"
+UPDATE ""Chapter"" c
+SET ""NovelId"" = v.""NovelId""
+FROM ""Volume"" v
+WHERE c.""VolumeId"" = v.""Id"";
+            ");
+
+            // Make NovelId non-nullable
+            migrationBuilder.AlterColumn<long>(
+                name: "NovelId",
+                table: "Chapter",
+                type: "bigint",
+                nullable: false,
+                oldClrType: typeof(long),
+                oldType: "bigint",
+                oldNullable: true);
+
+            // Drop VolumeId FK and index
+            migrationBuilder.DropForeignKey(
+                name: "FK_Chapter_Volume_VolumeId",
+                table: "Chapter");
+
+            migrationBuilder.DropIndex(
+                name: "IX_Chapter_VolumeId_Order",
+                table: "Chapter");
+
+            // Drop VolumeId column
+            migrationBuilder.DropColumn(
+                name: "VolumeId",
+                table: "Chapter");
+
+            // Recreate NovelId index and FK
+            migrationBuilder.CreateIndex(
+                name: "IX_Chapter_NovelId",
+                table: "Chapter",
+                column: "NovelId");
+
+            migrationBuilder.AddForeignKey(
+                name: "FK_Chapter_Novels_NovelId",
+                table: "Chapter",
+                column: "NovelId",
+                principalTable: "Novels",
+                principalColumn: "Id",
+                onDelete: ReferentialAction.Cascade);
+
+            // Note: Volume LocalizationKeys are not cleaned up in Down migration
+            // as they may have been modified. Manual cleanup may be needed.
+            migrationBuilder.DropTable(
+                name: "Volume");
+        }
+    }
+}

FictionArchive.Service.NovelService/Migrations/NovelServiceDbContextModelSnapshot.cs

@@ -153,9 +153,6 @@ namespace FictionArchive.Service.NovelService.Migrations
                     b.Property<Guid>("NameId")
                         .HasColumnType("uuid");
 
-                    b.Property<long>("NovelId")
-                        .HasColumnType("bigint");
-
                     b.Property<long>("Order")
                         .HasColumnType("bigint");
 
@@ -165,13 +162,17 @@ namespace FictionArchive.Service.NovelService.Migrations
                     b.Property<string>("Url")
                         .HasColumnType("text");
 
+                    b.Property<long>("VolumeId")
+                        .HasColumnType("bigint");
+
                     b.HasKey("Id");
 
                     b.HasIndex("BodyId");
 
                     b.HasIndex("NameId");
 
-                    b.HasIndex("NovelId");
+                    b.HasIndex("VolumeId", "Order")
+                        .IsUnique();
 
                     b.ToTable("Chapter");
                 });
@@ -357,6 +358,39 @@ namespace FictionArchive.Service.NovelService.Migrations
                     b.ToTable("TranslationEngines");
                 });
 
+            modelBuilder.Entity("FictionArchive.Service.NovelService.Models.Novels.Volume", b =>
+                {
+                    b.Property<long>("Id")
+                        .ValueGeneratedOnAdd()
+                        .HasColumnType("bigint");
+
+                    NpgsqlPropertyBuilderExtensions.UseIdentityByDefaultColumn(b.Property<long>("Id"));
+
+                    b.Property<Instant>("CreatedTime")
+                        .HasColumnType("timestamp with time zone");
+
+                    b.Property<Instant>("LastUpdatedTime")
+                        .HasColumnType("timestamp with time zone");
+
+                    b.Property<Guid>("NameId")
+                        .HasColumnType("uuid");
+
+                    b.Property<long>("NovelId")
+                        .HasColumnType("bigint");
+
+                    b.Property<int>("Order")
+                        .HasColumnType("integer");
+
+                    b.HasKey("Id");
+
+                    b.HasIndex("NameId");
+
+                    b.HasIndex("NovelId", "Order")
+                        .IsUnique();
+
+                    b.ToTable("Volume");
+                });
+
             modelBuilder.Entity("NovelNovelTag", b =>
                 {
                     b.Property<long>("NovelsId")
@@ -427,9 +461,9 @@ namespace FictionArchive.Service.NovelService.Migrations
                         .OnDelete(DeleteBehavior.Cascade)
                         .IsRequired();
 
-                    b.HasOne("FictionArchive.Service.NovelService.Models.Novels.Novel", "Novel")
+                    b.HasOne("FictionArchive.Service.NovelService.Models.Novels.Volume", "Volume")
                         .WithMany("Chapters")
-                        .HasForeignKey("NovelId")
+                        .HasForeignKey("VolumeId")
                         .OnDelete(DeleteBehavior.Cascade)
                         .IsRequired();
 
@@ -437,7 +471,7 @@ namespace FictionArchive.Service.NovelService.Migrations
 
                     b.Navigation("Name");
 
-                    b.Navigation("Novel");
+                    b.Navigation("Volume");
                 });
 
             modelBuilder.Entity("FictionArchive.Service.NovelService.Models.Novels.Novel", b =>
@@ -509,6 +543,25 @@ namespace FictionArchive.Service.NovelService.Migrations
                     b.Navigation("Name");
                 });
 
+            modelBuilder.Entity("FictionArchive.Service.NovelService.Models.Novels.Volume", b =>
+                {
+                    b.HasOne("FictionArchive.Service.NovelService.Models.Localization.LocalizationKey", "Name")
+                        .WithMany()
+                        .HasForeignKey("NameId")
+                        .OnDelete(DeleteBehavior.Cascade)
+                        .IsRequired();
+
+                    b.HasOne("FictionArchive.Service.NovelService.Models.Novels.Novel", "Novel")
+                        .WithMany("Volumes")
+                        .HasForeignKey("NovelId")
+                        .OnDelete(DeleteBehavior.Cascade)
+                        .IsRequired();
+
+                    b.Navigation("Name");
+
+                    b.Navigation("Novel");
+                });
+
             modelBuilder.Entity("NovelNovelTag", b =>
                 {
                     b.HasOne("FictionArchive.Service.NovelService.Models.Novels.Novel", null)
@@ -535,6 +588,11 @@ namespace FictionArchive.Service.NovelService.Migrations
                 });
 
             modelBuilder.Entity("FictionArchive.Service.NovelService.Models.Novels.Novel", b =>
+                {
+                    b.Navigation("Volumes");
+                });
+
+            modelBuilder.Entity("FictionArchive.Service.NovelService.Models.Novels.Volume", b =>
                 {
                     b.Navigation("Chapters");
                 });

FictionArchive.Service.NovelService/Models/DTOs/ChapterReaderDto.cs

@@ -12,7 +12,16 @@ public class ChapterReaderDto : BaseDto<uint>
     // Navigation context
     public uint NovelId { get; init; }
     public required string NovelName { get; init; }
-    public int TotalChapters { get; init; }
+
+    // Volume context
+    public uint VolumeId { get; init; }
+    public required string VolumeName { get; init; }
+    public int VolumeOrder { get; init; }
+    public int TotalChaptersInVolume { get; init; }
+
+    // Cross-volume navigation (VolumeOrder + ChapterOrder identify a chapter)
+    public int? PrevChapterVolumeOrder { get; init; }
     public uint? PrevChapterOrder { get; init; }
+    public int? NextChapterVolumeOrder { get; init; }
     public uint? NextChapterOrder { get; init; }
 }

FictionArchive.Service.NovelService/Models/DTOs/NovelDto.cs

@@ -14,7 +14,7 @@ public class NovelDto : BaseDto<uint>
     public required string ExternalId { get; init; }
     public required string Name { get; init; }
     public required string Description { get; init; }
-    public required List<ChapterDto> Chapters { get; init; }
+    public required List<VolumeDto> Volumes { get; init; }
     public required List<NovelTagDto> Tags { get; init; }
     public ImageDto? CoverImage { get; init; }
 }

FictionArchive.Service.NovelService/Models/DTOs/VolumeDto.cs

@@ -0,0 +1,8 @@
+namespace FictionArchive.Service.NovelService.Models.DTOs;
+
+public class VolumeDto : BaseDto<uint>
+{
+    public int Order { get; init; }
+    public required string Name { get; init; }
+    public required List<ChapterDto> Chapters { get; init; }
+}

FictionArchive.Service.NovelService/Models/IntegrationEvents/ChapterPullRequestedEvent.cs

@@ -5,5 +5,6 @@ namespace FictionArchive.Service.NovelService.Models.IntegrationEvents;
 public class ChapterPullRequestedEvent : IIntegrationEvent
 {
     public uint NovelId { get; set; }
-    public uint ChapterNumber { get; set; }
+    public uint VolumeId { get; set; }
+    public uint ChapterOrder { get; set; }
 }

FictionArchive.Service.NovelService/Models/Novels/Chapter.cs

@@ -19,8 +19,8 @@ public class Chapter : BaseEntity<uint>
     public List<Image> Images { get; set; }
     
     #region Navigation Properties
-    
-    public Novel Novel { get; set; }
-    
+
+    public Volume Volume { get; set; }
+
     #endregion
 }

FictionArchive.Service.NovelService/Models/Novels/Novel.cs

@@ -21,7 +21,7 @@ public class Novel : BaseEntity<uint>
     public LocalizationKey Name { get; set; }
     public LocalizationKey Description { get; set; }
     
-    public List<Chapter> Chapters { get; set; }
+    public List<Volume> Volumes { get; set; }
     public List<NovelTag> Tags { get; set; }
     public Image? CoverImage { get; set; }
 }

FictionArchive.Service.NovelService/Models/Novels/Volume.cs

@@ -0,0 +1,24 @@
+using System.ComponentModel.DataAnnotations.Schema;
+using FictionArchive.Service.NovelService.Models.Localization;
+using FictionArchive.Service.Shared.Models;
+
+namespace FictionArchive.Service.NovelService.Models.Novels;
+
+[Table("Volume")]
+public class Volume : BaseEntity<uint>
+{
+    /// <summary>
+    /// Signed int to allow special ordering like -1 for "Author Notes" at top.
+    /// </summary>
+    public int Order { get; set; }
+
+    public LocalizationKey Name { get; set; }
+
+    public List<Chapter> Chapters { get; set; }
+
+    #region Navigation Properties
+
+    public Novel Novel { get; set; }
+
+    #endregion
+}

FictionArchive.Service.NovelService/Models/SourceAdapters/NovelMetadata.cs

@@ -16,7 +16,7 @@ public class NovelMetadata
     public Language RawLanguage { get; set; }
     public NovelStatus RawStatus { get; set; }
     
-    public List<ChapterMetadata> Chapters { get; set; }
+    public List<VolumeMetadata> Volumes { get; set; }
     public List<string> SourceTags { get; set; }
     public List<string> SystemTags { get; set; }
     public SourceDescriptor SourceDescriptor { get; set; }

FictionArchive.Service.NovelService/Models/SourceAdapters/VolumeMetadata.cs

@@ -0,0 +1,8 @@
+namespace FictionArchive.Service.NovelService.Models.SourceAdapters;
+
+public class VolumeMetadata
+{
+    public int Order { get; set; }
+    public string Name { get; set; }
+    public List<ChapterMetadata> Chapters { get; set; }
+}

FictionArchive.Service.NovelService/Services/EventHandlers/ChapterPullRequestedEventHandler.cs

@@ -14,6 +14,6 @@ public class ChapterPullRequestedEventHandler : IIntegrationEventHandler<Chapter
 
     public async Task Handle(ChapterPullRequestedEvent @event)
     {
-        await _novelUpdateService.PullChapterContents(@event.NovelId, @event.ChapterNumber);
+        await _novelUpdateService.PullChapterContents(@event.NovelId, @event.VolumeId, @event.ChapterOrder);
     }
 }

FictionArchive.Service.NovelService/Services/NovelServiceDbContext.cs

@@ -10,6 +10,7 @@ public class NovelServiceDbContext(DbContextOptions options, ILogger<NovelServic
     : FictionArchiveDbContext(options, logger)
 {
     public DbSet<Novel> Novels { get; set; }
+    public DbSet<Volume> Volumes { get; set; }
     public DbSet<Chapter> Chapters { get; set; }
     public DbSet<Source> Sources { get; set; }
     public DbSet<TranslationEngine> TranslationEngines { get; set; }
@@ -25,5 +26,15 @@ public class NovelServiceDbContext(DbContextOptions options, ILogger<NovelServic
         modelBuilder.Entity<Novel>()
             .HasIndex("ExternalId", "SourceId")
             .IsUnique();
+
+        // Volume.Order is unique per Novel
+        modelBuilder.Entity<Volume>()
+            .HasIndex("NovelId", "Order")
+            .IsUnique();
+
+        // Chapter.Order is unique per Volume
+        modelBuilder.Entity<Chapter>()
+            .HasIndex("VolumeId", "Order")
+            .IsUnique();
     }
 }

FictionArchive.Service.NovelService/Services/NovelUpdateService.cs

@@ -190,6 +190,48 @@ public class NovelUpdateService
         return existingChapters.Concat(newChapters).ToList();
     }
 
+    private static List<Volume> SynchronizeVolumes(
+        List<VolumeMetadata> metadataVolumes,
+        Language rawLanguage,
+        List<Volume>? existingVolumes)
+    {
+        existingVolumes ??= new List<Volume>();
+        var result = new List<Volume>();
+
+        foreach (var metaVolume in metadataVolumes)
+        {
+            // Match volumes by Order (unique per novel)
+            var existingVolume = existingVolumes.FirstOrDefault(v => v.Order == metaVolume.Order);
+
+            if (existingVolume != null)
+            {
+                // Volume exists - sync its chapters
+                existingVolume.Chapters = SynchronizeChapters(
+                    metaVolume.Chapters,
+                    rawLanguage,
+                    existingVolume.Chapters);
+                result.Add(existingVolume);
+            }
+            else
+            {
+                // New volume - create it with synced chapters
+                var newVolume = new Volume
+                {
+                    Order = metaVolume.Order,
+                    Name = LocalizationKey.CreateFromText(metaVolume.Name, rawLanguage),
+                    Chapters = SynchronizeChapters(metaVolume.Chapters, rawLanguage, null)
+                };
+                result.Add(newVolume);
+            }
+        }
+
+        // Keep existing volumes not in metadata (user-created volumes)
+        var metaOrders = metadataVolumes.Select(v => v.Order).ToHashSet();
+        result.AddRange(existingVolumes.Where(v => !metaOrders.Contains(v.Order)));
+
+        return result;
+    }
+
     private static (Image? image, bool shouldPublishEvent) HandleCoverImage(
         ImageData? newCoverData,
         Image? existingCoverImage)
@@ -232,7 +274,7 @@ public class NovelUpdateService
             metadata.SystemTags,
             metadata.RawLanguage);
 
-        var chapters = SynchronizeChapters(metadata.Chapters, metadata.RawLanguage, null);
+        var volumes = SynchronizeVolumes(metadata.Volumes, metadata.RawLanguage, null);
 
         var novel = new Novel
         {
@@ -243,7 +285,7 @@ public class NovelUpdateService
             CoverImage = metadata.CoverImage != null
                 ? new Image { OriginalPath = metadata.CoverImage.Url }
                 : null,
-            Chapters = chapters,
+            Volumes = volumes,
             Description = LocalizationKey.CreateFromText(metadata.Description, metadata.RawLanguage),
             Name = LocalizationKey.CreateFromText(metadata.Name, metadata.RawLanguage),
             RawStatus = metadata.RawStatus,
@@ -289,7 +331,9 @@ public class NovelUpdateService
             .Include(n => n.Description)
             .ThenInclude(lk => lk.Texts)
             .Include(n => n.Tags)
-            .Include(n => n.Chapters).ThenInclude(chapter => chapter.Body)
+            .Include(n => n.Volumes)
+            .ThenInclude(volume => volume.Chapters)
+            .ThenInclude(chapter => chapter.Body)
             .ThenInclude(localizationKey => localizationKey.Texts)
             .Include(n => n.CoverImage)
             .FirstOrDefaultAsync(n =>
@@ -326,11 +370,11 @@ public class NovelUpdateService
                 metadata.SystemTags,
                 metadata.RawLanguage);
 
-            // Synchronize chapters (add only)
-            novel.Chapters = SynchronizeChapters(
-                metadata.Chapters,
+            // Synchronize volumes (and their chapters)
+            novel.Volumes = SynchronizeVolumes(
+                metadata.Volumes,
                 metadata.RawLanguage,
-                existingNovel.Chapters);
+                existingNovel.Volumes);
 
             // Handle cover image
             (novel.CoverImage, shouldPublishCoverEvent) = HandleCoverImage(
@@ -352,31 +396,40 @@ public class NovelUpdateService
         }
 
         // Publish chapter pull events for chapters without body content
-        var chaptersNeedingPull = novel.Chapters
-            .Where(c => c.Body?.Texts == null || !c.Body.Texts.Any())
-            .ToList();
-
-        foreach (var chapter in chaptersNeedingPull)
+        foreach (var volume in novel.Volumes)
         {
-            await _eventBus.Publish(new ChapterPullRequestedEvent
+            var chaptersNeedingPull = volume.Chapters
+                .Where(c => c.Body?.Texts == null || !c.Body.Texts.Any())
+                .ToList();
+
+            foreach (var chapter in chaptersNeedingPull)
             {
-                NovelId = novel.Id,
-                ChapterNumber = chapter.Order
-            });
+                await _eventBus.Publish(new ChapterPullRequestedEvent
+                {
+                    NovelId = novel.Id,
+                    VolumeId = volume.Id,
+                    ChapterOrder = chapter.Order
+                });
+            }
         }
 
         return novel;
     }
 
-    public async Task<Chapter> PullChapterContents(uint novelId, uint chapterNumber)
+    public async Task<Chapter> PullChapterContents(uint novelId, uint volumeId, uint chapterOrder)
     {
         var novel = await _dbContext.Novels.Where(novel => novel.Id == novelId)
-            .Include(novel => novel.Chapters)
+            .Include(novel => novel.Volumes)
+            .ThenInclude(volume => volume.Chapters)
             .ThenInclude(chapter => chapter.Body)
             .ThenInclude(body => body.Texts)
-            .Include(novel => novel.Source).Include(novel => novel.Chapters).ThenInclude(chapter => chapter.Images)
+            .Include(novel => novel.Source)
+            .Include(novel => novel.Volumes)
+            .ThenInclude(volume => volume.Chapters)
+            .ThenInclude(chapter => chapter.Images)
             .FirstOrDefaultAsync();
-        var chapter = novel.Chapters.Where(chapter => chapter.Order == chapterNumber).FirstOrDefault();
+        var volume = novel.Volumes.FirstOrDefault(v => v.Id == volumeId);
+        var chapter = volume.Chapters.FirstOrDefault(c => c.Order == chapterOrder);
         var adapter = _sourceAdapters.FirstOrDefault(adapter => adapter.SourceDescriptor.Key == novel.Source.Key);
         var rawChapter = await adapter.GetRawChapter(chapter.Url);
         
@@ -478,12 +531,13 @@ public class NovelUpdateService
         return importNovelRequestEvent;
     }
 
-    public async Task<ChapterPullRequestedEvent> QueueChapterPull(uint novelId, uint chapterNumber)
+    public async Task<ChapterPullRequestedEvent> QueueChapterPull(uint novelId, uint volumeId, uint chapterOrder)
     {
         var chapterPullEvent = new ChapterPullRequestedEvent()
         {
             NovelId = novelId,
-            ChapterNumber = chapterNumber
+            VolumeId = volumeId,
+            ChapterOrder = chapterOrder
         };
         await _eventBus.Publish(chapterPullEvent);
         return chapterPullEvent;
@@ -495,9 +549,10 @@ public class NovelUpdateService
             .Include(n => n.CoverImage)
             .Include(n => n.Name).ThenInclude(k => k.Texts)
             .Include(n => n.Description).ThenInclude(k => k.Texts)
-            .Include(n => n.Chapters).ThenInclude(c => c.Images)
-            .Include(n => n.Chapters).ThenInclude(c => c.Name).ThenInclude(k => k.Texts)
-            .Include(n => n.Chapters).ThenInclude(c => c.Body).ThenInclude(k => k.Texts)
+            .Include(n => n.Volumes).ThenInclude(v => v.Name).ThenInclude(k => k.Texts)
+            .Include(n => n.Volumes).ThenInclude(v => v.Chapters).ThenInclude(c => c.Images)
+            .Include(n => n.Volumes).ThenInclude(v => v.Chapters).ThenInclude(c => c.Name).ThenInclude(k => k.Texts)
+            .Include(n => n.Volumes).ThenInclude(v => v.Chapters).ThenInclude(c => c.Body).ThenInclude(k => k.Texts)
             .FirstOrDefaultAsync(n => n.Id == novelId);
 
         if (novel == null)
@@ -505,8 +560,12 @@ public class NovelUpdateService
 
         // Collect all LocalizationKey IDs for cleanup
         var locKeyIds = new List<Guid> { novel.Name.Id, novel.Description.Id };
-        locKeyIds.AddRange(novel.Chapters.Select(c => c.Name.Id));
-        locKeyIds.AddRange(novel.Chapters.Select(c => c.Body.Id));
+        foreach (var volume in novel.Volumes)
+        {
+            locKeyIds.Add(volume.Name.Id);
+            locKeyIds.AddRange(volume.Chapters.Select(c => c.Name.Id));
+            locKeyIds.AddRange(volume.Chapters.Select(c => c.Body.Id));
+        }
 
         // 1. Remove LocalizationRequests referencing these keys
         var locRequests = await _dbContext.LocalizationRequests
@@ -517,19 +576,26 @@ public class NovelUpdateService
         // 2. Remove LocalizationTexts (NO ACTION FK - won't cascade)
         _dbContext.RemoveRange(novel.Name.Texts);
         _dbContext.RemoveRange(novel.Description.Texts);
-        foreach (var chapter in novel.Chapters)
+        foreach (var volume in novel.Volumes)
         {
-            _dbContext.RemoveRange(chapter.Name.Texts);
-            _dbContext.RemoveRange(chapter.Body.Texts);
+            _dbContext.RemoveRange(volume.Name.Texts);
+            foreach (var chapter in volume.Chapters)
+            {
+                _dbContext.RemoveRange(chapter.Name.Texts);
+                _dbContext.RemoveRange(chapter.Body.Texts);
+            }
         }
 
         // 3. Remove Images (NO ACTION FK - won't cascade)
         if (novel.CoverImage != null)
             _dbContext.Images.Remove(novel.CoverImage);
-        foreach (var chapter in novel.Chapters)
-            _dbContext.Images.RemoveRange(chapter.Images);
+        foreach (var volume in novel.Volumes)
+        {
+            foreach (var chapter in volume.Chapters)
+                _dbContext.Images.RemoveRange(chapter.Images);
+        }
 
-        // 4. Remove novel - cascades: chapters, localization keys, tag mappings
+        // 4. Remove novel - cascades: volumes, chapters, localization keys, tag mappings
         _dbContext.Novels.Remove(novel);
         await _dbContext.SaveChangesAsync();
     }

FictionArchive.Service.NovelService/Services/SourceAdapters/Novelpia/NovelpiaAdapter.cs

@@ -66,7 +66,7 @@ public class NovelpiaAdapter : ISourceAdapter
             ExternalId = novelId.ToString(),
             SystemTags = new List<string>(),
             SourceTags = new List<string>(),
-            Chapters = new List<ChapterMetadata>(),
+            Volumes = new List<VolumeMetadata>(),
             SourceDescriptor = SourceDescriptor
         };
         
@@ -132,7 +132,10 @@ public class NovelpiaAdapter : ISourceAdapter
         {
             novel.SourceTags.Add(tag);
         }
-        
+
+        // Author's posts (from notice_table in the page HTML)
+        var authorsPosts = ParseAuthorsPosts(novelData);
+
         // Chapters
         uint page = 0;
         List<ChapterMetadata> chapters = new List<ChapterMetadata>();
@@ -168,8 +171,26 @@ public class NovelpiaAdapter : ISourceAdapter
             }
             page++;
         }
-        novel.Chapters = chapters;
-        
+
+        // Add Author's Posts volume if there are any
+        if (authorsPosts.Count > 0)
+        {
+            novel.Volumes.Add(new VolumeMetadata
+            {
+                Order = 0,
+                Name = "Author's Posts",
+                Chapters = authorsPosts
+            });
+        }
+
+        // Main Story volume
+        novel.Volumes.Add(new VolumeMetadata
+        {
+            Order = 1,
+            Name = "Main Story",
+            Chapters = chapters
+        });
+
         return novel;
     }
 
@@ -241,4 +262,40 @@ public class NovelpiaAdapter : ISourceAdapter
         }
         return await image.Content.ReadAsByteArrayAsync();
     }
+
+    private List<ChapterMetadata> ParseAuthorsPosts(string novelHtml)
+    {
+        var posts = new List<ChapterMetadata>();
+
+        // Find the notice_table section
+        var noticeTableMatch = Regex.Match(novelHtml,
+            @"(?s)<table[^>]*class=""notice_table[^""]*""[^>]*>(.*?)</table>");
+        if (!noticeTableMatch.Success)
+            return posts;
+
+        var tableContent = noticeTableMatch.Groups[1].Value;
+
+        // Find all td elements with onclick containing viewer URL and extract title from <b>
+        // HTML structure: <td ... onclick="...location='/viewer/3330612';"><b>Title</b>
+        var postMatches = Regex.Matches(tableContent,
+            @"onclick=""[^""]*location='/viewer/(\d+)'[^""]*""[^>]*><b>([^<]+)</b>");
+
+        uint order = 1;
+        foreach (Match match in postMatches)
+        {
+            string viewerId = match.Groups[1].Value;
+            string title = WebUtility.HtmlDecode(match.Groups[2].Value.Trim());
+
+            posts.Add(new ChapterMetadata
+            {
+                Revision = 0,
+                Order = order,
+                Url = $"https://novelpia.com/viewer/{viewerId}",
+                Name = title
+            });
+            order++;
+        }
+
+        return posts;
+    }
 }

FictionArchive.Service.Shared/Extensions/AuthenticationExtensions.cs

@@ -6,6 +6,7 @@ using Microsoft.IdentityModel.Tokens;
 using FictionArchive.Service.Shared.Constants;
 using FictionArchive.Service.Shared.Models.Authentication;
 using System.Linq;
+using System.Security.Claims;
 
 namespace FictionArchive.Service.Shared.Extensions;
 
@@ -78,7 +79,7 @@ public static class AuthenticationExtensions
 
                 logger.LogDebug(
                     "JWT token validated for subject: {Subject}",
-                    context.Principal?.FindFirst("sub")?.Value ?? "unknown");
+                    context.Principal?.FindFirst(ClaimTypes.NameIdentifier)?.Value ?? "unknown");
 
                 return existingEvents?.OnTokenValidated?.Invoke(context) ?? Task.CompletedTask;
             }

FictionArchive.Service.UserService.Tests/FictionArchive.Service.UserService.Tests.csproj

@@ -0,0 +1,30 @@
+<Project Sdk="Microsoft.NET.Sdk">
+
+  <PropertyGroup>
+    <TargetFramework>net8.0</TargetFramework>
+    <ImplicitUsings>enable</ImplicitUsings>
+    <Nullable>enable</Nullable>
+    <IsPackable>false</IsPackable>
+  </PropertyGroup>
+
+  <ItemGroup>
+    <PackageReference Include="FluentAssertions" Version="6.12.0" />
+    <PackageReference Include="Microsoft.EntityFrameworkCore.InMemory" Version="9.0.11" />
+    <PackageReference Include="Microsoft.NET.Test.Sdk" Version="17.11.1" />
+    <PackageReference Include="NSubstitute" Version="5.1.0" />
+    <PackageReference Include="xunit" Version="2.9.2" />
+    <PackageReference Include="xunit.runner.visualstudio" Version="2.8.2">
+      <PrivateAssets>all</PrivateAssets>
+      <IncludeAssets>runtime; build; native; contentfiles; analyzers; buildtransitive</IncludeAssets>
+    </PackageReference>
+    <PackageReference Include="coverlet.collector" Version="6.0.2">
+      <PrivateAssets>all</PrivateAssets>
+      <IncludeAssets>runtime; build; native; contentfiles; analyzers; buildtransitive</IncludeAssets>
+    </PackageReference>
+  </ItemGroup>
+
+  <ItemGroup>
+    <ProjectReference Include="..\FictionArchive.Service.UserService\FictionArchive.Service.UserService.csproj" />
+  </ItemGroup>
+
+</Project>

FictionArchive.Service.UserService.Tests/UserManagementServiceTests.cs

@@ -0,0 +1,329 @@
+using FictionArchive.Service.Shared.Services.EventBus;
+using FictionArchive.Service.UserService.Models.Database;
+using FictionArchive.Service.UserService.Services;
+using FictionArchive.Service.UserService.Services.AuthenticationClient;
+using FictionArchive.Service.UserService.Services.AuthenticationClient.Authentik;
+using FluentAssertions;
+using Microsoft.EntityFrameworkCore;
+using Microsoft.Extensions.Logging.Abstractions;
+using NSubstitute;
+using Xunit;
+
+namespace FictionArchive.Service.UserService.Tests;
+
+public class UserManagementServiceTests
+{
+    #region Helper Methods
+
+    private static UserServiceDbContext CreateDbContext()
+    {
+        var options = new DbContextOptionsBuilder<UserServiceDbContext>()
+            .UseInMemoryDatabase($"UserManagementServiceTests-{Guid.NewGuid()}")
+            .Options;
+
+        return new UserServiceDbContext(options, NullLogger<UserServiceDbContext>.Instance);
+    }
+
+    private static UserManagementService CreateService(
+        UserServiceDbContext dbContext,
+        IAuthenticationServiceClient authClient,
+        IEventBus? eventBus = null)
+    {
+        return new UserManagementService(
+            dbContext,
+            NullLogger<UserManagementService>.Instance,
+            authClient,
+            eventBus ?? Substitute.For<IEventBus>());
+    }
+
+    private static User CreateTestUser(string username, string email, int availableInvites = 5)
+    {
+        return new User
+        {
+            Username = username,
+            Email = email,
+            OAuthProviderId = Guid.NewGuid().ToString(),
+            Disabled = false,
+            AvailableInvites = availableInvites
+        };
+    }
+
+    #endregion
+
+    #region InviteUserAsync Tests
+
+    [Fact]
+    public async Task InviteUserAsync_WithValidInviter_CreatesUserAndDecrementsInvites()
+    {
+        // Arrange
+        using var dbContext = CreateDbContext();
+        var inviter = CreateTestUser("inviter", "inviter@test.com", availableInvites: 3);
+        dbContext.Users.Add(inviter);
+        await dbContext.SaveChangesAsync();
+
+        var authClient = Substitute.For<IAuthenticationServiceClient>();
+        authClient.CreateUserAsync(Arg.Any<string>(), Arg.Any<string>(), Arg.Any<string>())
+            .Returns(new AuthentikUserResponse { Pk = 123, Uid = "authentik-uid-456" });
+        authClient.SendRecoveryEmailAsync(Arg.Any<int>()).Returns(true);
+
+        var service = CreateService(dbContext, authClient);
+
+        // Act
+        var result = await service.InviteUserAsync(inviter, "new@test.com", "newuser");
+
+        // Assert
+        result.Should().NotBeNull();
+        result!.Username.Should().Be("newuser");
+        result.Email.Should().Be("new@test.com");
+        result.InviterId.Should().Be(inviter.Id);
+        result.AvailableInvites.Should().Be(0);
+        inviter.AvailableInvites.Should().Be(2);
+
+        await authClient.Received(1).CreateUserAsync("newuser", "new@test.com", "newuser");
+        await authClient.Received(1).SendRecoveryEmailAsync(123);
+    }
+
+    [Fact]
+    public async Task InviteUserAsync_WithNoAvailableInvites_ReturnsNull()
+    {
+        // Arrange
+        using var dbContext = CreateDbContext();
+        var inviter = CreateTestUser("inviter", "inviter@test.com", availableInvites: 0);
+        dbContext.Users.Add(inviter);
+        await dbContext.SaveChangesAsync();
+
+        var authClient = Substitute.For<IAuthenticationServiceClient>();
+        var service = CreateService(dbContext, authClient);
+
+        // Act
+        var result = await service.InviteUserAsync(inviter, "new@test.com", "newuser");
+
+        // Assert
+        result.Should().BeNull();
+        await authClient.DidNotReceive().CreateUserAsync(Arg.Any<string>(), Arg.Any<string>(), Arg.Any<string>());
+    }
+
+    [Fact]
+    public async Task InviteUserAsync_WithDuplicateEmail_ReturnsNull()
+    {
+        // Arrange
+        using var dbContext = CreateDbContext();
+        var existingUser = CreateTestUser("existing", "existing@test.com");
+        var inviter = CreateTestUser("inviter", "inviter@test.com", availableInvites: 3);
+        dbContext.Users.AddRange(existingUser, inviter);
+        await dbContext.SaveChangesAsync();
+
+        var authClient = Substitute.For<IAuthenticationServiceClient>();
+        var service = CreateService(dbContext, authClient);
+
+        // Act
+        var result = await service.InviteUserAsync(inviter, "existing@test.com", "newuser");
+
+        // Assert
+        result.Should().BeNull();
+        await authClient.DidNotReceive().CreateUserAsync(Arg.Any<string>(), Arg.Any<string>(), Arg.Any<string>());
+        inviter.AvailableInvites.Should().Be(3); // Not decremented
+    }
+
+    [Fact]
+    public async Task InviteUserAsync_WithDuplicateUsername_ReturnsNull()
+    {
+        // Arrange
+        using var dbContext = CreateDbContext();
+        var existingUser = CreateTestUser("existinguser", "existing@test.com");
+        var inviter = CreateTestUser("inviter", "inviter@test.com", availableInvites: 3);
+        dbContext.Users.AddRange(existingUser, inviter);
+        await dbContext.SaveChangesAsync();
+
+        var authClient = Substitute.For<IAuthenticationServiceClient>();
+        var service = CreateService(dbContext, authClient);
+
+        // Act
+        var result = await service.InviteUserAsync(inviter, "new@test.com", "existinguser");
+
+        // Assert
+        result.Should().BeNull();
+        await authClient.DidNotReceive().CreateUserAsync(Arg.Any<string>(), Arg.Any<string>(), Arg.Any<string>());
+        inviter.AvailableInvites.Should().Be(3); // Not decremented
+    }
+
+    [Fact]
+    public async Task InviteUserAsync_WhenAuthentikFails_ReturnsNull()
+    {
+        // Arrange
+        using var dbContext = CreateDbContext();
+        var inviter = CreateTestUser("inviter", "inviter@test.com", availableInvites: 3);
+        dbContext.Users.Add(inviter);
+        await dbContext.SaveChangesAsync();
+
+        var authClient = Substitute.For<IAuthenticationServiceClient>();
+        authClient.CreateUserAsync(Arg.Any<string>(), Arg.Any<string>(), Arg.Any<string>())
+            .Returns((AuthentikUserResponse?)null);
+
+        var service = CreateService(dbContext, authClient);
+
+        // Act
+        var result = await service.InviteUserAsync(inviter, "new@test.com", "newuser");
+
+        // Assert
+        result.Should().BeNull();
+        await authClient.DidNotReceive().SendRecoveryEmailAsync(Arg.Any<int>());
+
+        // Verify no user was added to the database
+        var usersInDb = await dbContext.Users.ToListAsync();
+        usersInDb.Should().HaveCount(1); // Only the inviter
+        inviter.AvailableInvites.Should().Be(3); // Not decremented
+    }
+
+    [Fact]
+    public async Task InviteUserAsync_WhenRecoveryEmailFails_StillCreatesUser()
+    {
+        // Arrange
+        using var dbContext = CreateDbContext();
+        var inviter = CreateTestUser("inviter", "inviter@test.com", availableInvites: 3);
+        dbContext.Users.Add(inviter);
+        await dbContext.SaveChangesAsync();
+
+        var authClient = Substitute.For<IAuthenticationServiceClient>();
+        authClient.CreateUserAsync(Arg.Any<string>(), Arg.Any<string>(), Arg.Any<string>())
+            .Returns(new AuthentikUserResponse { Pk = 123, Uid = "authentik-uid-456" });
+        authClient.SendRecoveryEmailAsync(Arg.Any<int>()).Returns(false); // Email fails
+
+        var service = CreateService(dbContext, authClient);
+
+        // Act
+        var result = await service.InviteUserAsync(inviter, "new@test.com", "newuser");
+
+        // Assert - User should still be created despite email failure
+        result.Should().NotBeNull();
+        result!.Username.Should().Be("newuser");
+        inviter.AvailableInvites.Should().Be(2);
+
+        // Verify user was added to database
+        var usersInDb = await dbContext.Users.ToListAsync();
+        usersInDb.Should().HaveCount(2);
+    }
+
+    [Fact]
+    public async Task InviteUserAsync_SetsCorrectUserProperties()
+    {
+        // Arrange
+        using var dbContext = CreateDbContext();
+        var inviter = CreateTestUser("inviter", "inviter@test.com", availableInvites: 5);
+        dbContext.Users.Add(inviter);
+        await dbContext.SaveChangesAsync();
+
+        var authentikUid = "authentik-uid-789";
+        var authClient = Substitute.For<IAuthenticationServiceClient>();
+        authClient.CreateUserAsync(Arg.Any<string>(), Arg.Any<string>(), Arg.Any<string>())
+            .Returns(new AuthentikUserResponse { Pk = 456, Uid = authentikUid });
+        authClient.SendRecoveryEmailAsync(Arg.Any<int>()).Returns(true);
+
+        var service = CreateService(dbContext, authClient);
+
+        // Act
+        var result = await service.InviteUserAsync(inviter, "newuser@test.com", "newusername");
+
+        // Assert
+        result.Should().NotBeNull();
+        result!.Username.Should().Be("newusername");
+        result.Email.Should().Be("newuser@test.com");
+        result.OAuthProviderId.Should().Be(authentikUid);
+        result.InviterId.Should().Be(inviter.Id);
+        result.AvailableInvites.Should().Be(0);
+        result.Disabled.Should().BeFalse();
+        result.Id.Should().NotBeEmpty();
+    }
+
+    #endregion
+
+    #region GetUserByOAuthProviderIdAsync Tests
+
+    [Fact]
+    public async Task GetUserByOAuthProviderIdAsync_WithExistingUser_ReturnsUser()
+    {
+        // Arrange
+        using var dbContext = CreateDbContext();
+        var oAuthProviderId = "oauth-provider-123";
+        var user = new User
+        {
+            Username = "testuser",
+            Email = "test@test.com",
+            OAuthProviderId = oAuthProviderId,
+            Disabled = false,
+            AvailableInvites = 5
+        };
+        dbContext.Users.Add(user);
+        await dbContext.SaveChangesAsync();
+
+        var authClient = Substitute.For<IAuthenticationServiceClient>();
+        var service = CreateService(dbContext, authClient);
+
+        // Act
+        var result = await service.GetUserByOAuthProviderIdAsync(oAuthProviderId);
+
+        // Assert
+        result.Should().NotBeNull();
+        result!.Id.Should().Be(user.Id);
+        result.Username.Should().Be("testuser");
+        result.OAuthProviderId.Should().Be(oAuthProviderId);
+    }
+
+    [Fact]
+    public async Task GetUserByOAuthProviderIdAsync_WithNonExistingUser_ReturnsNull()
+    {
+        // Arrange
+        using var dbContext = CreateDbContext();
+        var authClient = Substitute.For<IAuthenticationServiceClient>();
+        var service = CreateService(dbContext, authClient);
+
+        // Act
+        var result = await service.GetUserByOAuthProviderIdAsync("non-existing-id");
+
+        // Assert
+        result.Should().BeNull();
+    }
+
+    #endregion
+
+    #region GetUsers Tests
+
+    [Fact]
+    public async Task GetUsers_ReturnsAllUsers()
+    {
+        // Arrange
+        using var dbContext = CreateDbContext();
+        var user1 = CreateTestUser("user1", "user1@test.com");
+        var user2 = CreateTestUser("user2", "user2@test.com");
+        var user3 = CreateTestUser("user3", "user3@test.com");
+        dbContext.Users.AddRange(user1, user2, user3);
+        await dbContext.SaveChangesAsync();
+
+        var authClient = Substitute.For<IAuthenticationServiceClient>();
+        var service = CreateService(dbContext, authClient);
+
+        // Act
+        var result = await service.GetUsers().ToListAsync();
+
+        // Assert
+        result.Should().HaveCount(3);
+        result.Select(u => u.Username).Should().BeEquivalentTo(new[] { "user1", "user2", "user3" });
+    }
+
+    [Fact]
+    public async Task GetUsers_WithEmptyDb_ReturnsEmptyQueryable()
+    {
+        // Arrange
+        using var dbContext = CreateDbContext();
+        var authClient = Substitute.For<IAuthenticationServiceClient>();
+        var service = CreateService(dbContext, authClient);
+
+        // Act
+        var result = await service.GetUsers().ToListAsync();
+
+        // Assert
+        result.Should().BeEmpty();
+    }
+
+    #endregion
+}

FictionArchive.Service.UserService/FictionArchive.Service.UserService.csproj

@@ -22,6 +22,12 @@
         <PrivateAssets>all</PrivateAssets>
         <IncludeAssets>runtime; build; native; contentfiles; analyzers; buildtransitive</IncludeAssets>
       </PackageReference>
+      <PackageReference Include="Newtonsoft.Json" Version="13.0.3" />
+    </ItemGroup>
+
+    <ItemGroup>
+      <Folder Include="Models\IntegrationEvents\" />
+      <Folder Include="Services\EventHandlers\" />
     </ItemGroup>
 
 </Project>

FictionArchive.Service.UserService/GraphQL/Mutation.cs

@@ -1,38 +1,53 @@
-using FictionArchive.Service.Shared.Constants;
+using System.Security.Claims;
 using FictionArchive.Service.UserService.Models.DTOs;
 using FictionArchive.Service.UserService.Services;
 using HotChocolate.Authorization;
+using HotChocolate.Types;
 
 namespace FictionArchive.Service.UserService.GraphQL;
 
 public class Mutation
 {
-    [Authorize(Roles = [AuthorizationConstants.Roles.Admin])]
-    public async Task<UserDto> RegisterUser(string username, string email, string oAuthProviderId,
-        string? inviterOAuthProviderId, UserManagementService userManagementService)
+    [Authorize]
+    [Error<InvalidOperationException>]
+    public async Task<UserDto> InviteUser(
+        string email,
+        string username,
+        UserManagementService userManagementService,
+        ClaimsPrincipal claimsPrincipal)
     {
-        var user = await userManagementService.RegisterUser(username, email, oAuthProviderId, inviterOAuthProviderId);
+        // Get the current user's OAuth provider ID from claims
+        var oAuthProviderId = claimsPrincipal.FindFirst(ClaimTypes.NameIdentifier)?.Value;
+        if (string.IsNullOrEmpty(oAuthProviderId))
+        {
+            throw new InvalidOperationException("Unable to determine current user identity");
+        }
+
+        // Get the inviter from the database
+        var inviter = await userManagementService.GetUserByOAuthProviderIdAsync(oAuthProviderId);
+        if (inviter == null)
+        {
+            throw new InvalidOperationException("Current user not found in the system");
+        }
+
+        // Invite the new user
+        var newUser = await userManagementService.InviteUserAsync(inviter, email, username);
+        if (newUser == null)
+        {
+            throw new InvalidOperationException(
+                "Failed to invite user. Either you have no available invites, or the email/username is already in use.");
+        }
 
         return new UserDto
         {
-            Id = user.Id,
-            CreatedTime = user.CreatedTime,
-            LastUpdatedTime = user.LastUpdatedTime,
-            Username = user.Username,
-            Email = user.Email,
-            Disabled = user.Disabled,
-            Inviter = user.Inviter != null
-                ? new UserDto
-                {
-                    Id = user.Inviter.Id,
-                    CreatedTime = user.Inviter.CreatedTime,
-                    LastUpdatedTime = user.Inviter.LastUpdatedTime,
-                    Username = user.Inviter.Username,
-                    Email = user.Inviter.Email,
-                    Disabled = user.Inviter.Disabled,
-                    Inviter = null // Limit recursion to one level
-                }
-                : null
+            Id = newUser.Id,
+            CreatedTime = newUser.CreatedTime,
+            LastUpdatedTime = newUser.LastUpdatedTime,
+            Username = newUser.Username,
+            Email = newUser.Email,
+            Disabled = newUser.Disabled,
+            AvailableInvites = newUser.AvailableInvites,
+            InviterId = newUser.InviterId
         };
     }
 }

FictionArchive.Service.UserService/GraphQL/Query.cs

@@ -1,34 +1,43 @@
+using System.Security.Claims;
 using FictionArchive.Service.UserService.Models.DTOs;
 using FictionArchive.Service.UserService.Services;
 using HotChocolate.Authorization;
+using HotChocolate.Data;
 
 namespace FictionArchive.Service.UserService.GraphQL;
 
 public class Query
 {
     [Authorize]
-    public IQueryable<UserDto> GetUsers(UserManagementService userManagementService)
+    [UseProjection]
+    [UseFirstOrDefault]
+    public IQueryable<UserDto> GetCurrentUser(
+        UserServiceDbContext dbContext,
+        ClaimsPrincipal claimsPrincipal)
     {
-        return userManagementService.GetUsers().Select(user => new UserDto
+        var oAuthProviderId = claimsPrincipal.FindFirst(ClaimTypes.NameIdentifier)?.Value;
+        if (string.IsNullOrEmpty(oAuthProviderId))
         {
-            Id = user.Id,
-            CreatedTime = user.CreatedTime,
-            LastUpdatedTime = user.LastUpdatedTime,
-            Username = user.Username,
-            Email = user.Email,
-            Disabled = user.Disabled,
-            Inviter = user.Inviter != null
-                ? new UserDto
+            return Enumerable.Empty<UserDto>().AsQueryable();
+        }
+
+        return dbContext.Users
+            .Where(u => u.OAuthProviderId == oAuthProviderId)
+            .Select(u => new UserDto
+            {
+                Id = u.Id,
+                CreatedTime = u.CreatedTime,
+                LastUpdatedTime = u.LastUpdatedTime,
+                Username = u.Username,
+                Email = u.Email,
+                Disabled = u.Disabled,
+                AvailableInvites = u.AvailableInvites,
+                InviterId = u.InviterId,
+                InvitedUsers = u.InvitedUsers.Select(iu => new InvitedUserDto
                 {
-                    Id = user.Inviter.Id,
-                    CreatedTime = user.Inviter.CreatedTime,
-                    LastUpdatedTime = user.Inviter.LastUpdatedTime,
-                    Username = user.Inviter.Username,
-                    Email = user.Inviter.Email,
-                    Disabled = user.Inviter.Disabled,
-                    Inviter = null // Limit recursion to one level
-                }
-                : null
-        });
+                    Username = iu.Username,
+                    Email = iu.Email
+                }).ToList()
+            });
     }
 }

FictionArchive.Service.UserService/Migrations/20251229151921_AddAvailableInvites.Designer.cs

@@ -0,0 +1,83 @@
+// <auto-generated />
+using System;
+using FictionArchive.Service.UserService.Services;
+using Microsoft.EntityFrameworkCore;
+using Microsoft.EntityFrameworkCore.Infrastructure;
+using Microsoft.EntityFrameworkCore.Migrations;
+using Microsoft.EntityFrameworkCore.Storage.ValueConversion;
+using NodaTime;
+using Npgsql.EntityFrameworkCore.PostgreSQL.Metadata;
+
+#nullable disable
+
+namespace FictionArchive.Service.UserService.Migrations
+{
+    [DbContext(typeof(UserServiceDbContext))]
+    [Migration("20251229151921_AddAvailableInvites")]
+    partial class AddAvailableInvites
+    {
+        /// <inheritdoc />
+        protected override void BuildTargetModel(ModelBuilder modelBuilder)
+        {
+#pragma warning disable 612, 618
+            modelBuilder
+                .HasAnnotation("ProductVersion", "9.0.11")
+                .HasAnnotation("Relational:MaxIdentifierLength", 63);
+
+            NpgsqlModelBuilderExtensions.UseIdentityByDefaultColumns(modelBuilder);
+
+            modelBuilder.Entity("FictionArchive.Service.UserService.Models.Database.User", b =>
+                {
+                    b.Property<Guid>("Id")
+                        .ValueGeneratedOnAdd()
+                        .HasColumnType("uuid");
+
+                    b.Property<int>("AvailableInvites")
+                        .HasColumnType("integer");
+
+                    b.Property<Instant>("CreatedTime")
+                        .HasColumnType("timestamp with time zone");
+
+                    b.Property<bool>("Disabled")
+                        .HasColumnType("boolean");
+
+                    b.Property<string>("Email")
+                        .IsRequired()
+                        .HasColumnType("text");
+
+                    b.Property<Guid?>("InviterId")
+                        .HasColumnType("uuid");
+
+                    b.Property<Instant>("LastUpdatedTime")
+                        .HasColumnType("timestamp with time zone");
+
+                    b.Property<string>("OAuthProviderId")
+                        .IsRequired()
+                        .HasColumnType("text");
+
+                    b.Property<string>("Username")
+                        .IsRequired()
+                        .HasColumnType("text");
+
+                    b.HasKey("Id");
+
+                    b.HasIndex("InviterId");
+
+                    b.HasIndex("OAuthProviderId")
+                        .IsUnique();
+
+                    b.ToTable("Users");
+                });
+
+            modelBuilder.Entity("FictionArchive.Service.UserService.Models.Database.User", b =>
+                {
+                    b.HasOne("FictionArchive.Service.UserService.Models.Database.User", "Inviter")
+                        .WithMany()
+                        .HasForeignKey("InviterId");
+
+                    b.Navigation("Inviter");
+                });
+#pragma warning restore 612, 618
+        }
+    }
+}

FictionArchive.Service.UserService/Migrations/20251229151921_AddAvailableInvites.cs

@@ -0,0 +1,29 @@
+using Microsoft.EntityFrameworkCore.Migrations;
+
+#nullable disable
+
+namespace FictionArchive.Service.UserService.Migrations
+{
+    /// <inheritdoc />
+    public partial class AddAvailableInvites : Migration
+    {
+        /// <inheritdoc />
+        protected override void Up(MigrationBuilder migrationBuilder)
+        {
+            migrationBuilder.AddColumn<int>(
+                name: "AvailableInvites",
+                table: "Users",
+                type: "integer",
+                nullable: false,
+                defaultValue: 0);
+        }
+
+        /// <inheritdoc />
+        protected override void Down(MigrationBuilder migrationBuilder)
+        {
+            migrationBuilder.DropColumn(
+                name: "AvailableInvites",
+                table: "Users");
+        }
+    }
+}

FictionArchive.Service.UserService/Migrations/UserServiceDbContextModelSnapshot.cs

@@ -29,6 +29,9 @@ namespace FictionArchive.Service.UserService.Migrations
                         .ValueGeneratedOnAdd()
                         .HasColumnType("uuid");
 
+                    b.Property<int>("AvailableInvites")
+                        .HasColumnType("integer");
+
                     b.Property<Instant>("CreatedTime")
                         .HasColumnType("timestamp with time zone");
 

FictionArchive.Service.UserService/Models/DTOs/InvitedUserDto.cs

@@ -0,0 +1,7 @@
+namespace FictionArchive.Service.UserService.Models.DTOs;
+
+public class InvitedUserDto
+{
+    public required string Username { get; init; }
+    public required string Email { get; init; }
+}

FictionArchive.Service.UserService/Models/DTOs/UserDto.cs

@@ -7,9 +7,11 @@ public class UserDto
     public Guid Id { get; init; }
     public Instant CreatedTime { get; init; }
     public Instant LastUpdatedTime { get; init; }
+
     public required string Username { get; init; }
     public required string Email { get; init; }
-    // OAuthProviderId intentionally omitted for security
     public bool Disabled { get; init; }
-    public UserDto? Inviter { get; init; }
+    public int AvailableInvites { get; init; }
+    public Guid? InviterId { get; init; }
+    public List<InvitedUserDto>? InvitedUsers { get; init; }
 }

FictionArchive.Service.UserService/Models/Database/User.cs

@@ -6,15 +6,14 @@ namespace FictionArchive.Service.UserService.Models.Database;
 [Index(nameof(OAuthProviderId), IsUnique = true)]
 public class User : BaseEntity<Guid>
 {
-    public string Username { get; set; }
-    public string Email { get; set; }
-    public string OAuthProviderId { get; set; }
-    
-    
+    public required string Username { get; set; }
+    public required string Email { get; set; }
+    public required string OAuthProviderId { get; set; }
     public bool Disabled { get; set; }
-    
-    /// <summary>
-    /// The user that generated an invite used by this user.
-    /// </summary>
+    public int AvailableInvites { get; set; } = 0;
+
+    // Navigation properties
+    public Guid? InviterId { get; set; }
     public User? Inviter { get; set; }
+    public ICollection<User> InvitedUsers { get; set; } = new List<User>();
 }

FictionArchive.Service.UserService/Models/IntegrationEvents/AuthUserAddedEvent.cs

@@ -1,16 +0,0 @@
-using FictionArchive.Service.Shared.Services.EventBus;
-
-namespace FictionArchive.Service.UserService.Models.IntegrationEvents;
-
-public class AuthUserAddedEvent : IIntegrationEvent
-{
-    public string OAuthProviderId { get; set; }
-    
-    public string InviterOAuthProviderId { get; set; }
-
-    // The email of the user that created the event
-    public string EventUserEmail { get; set; }
-
-    // The username of the user that created the event
-    public string EventUserUsername { get; set; }
-}

FictionArchive.Service.UserService/Models/IntegrationEvents/UserInvitedEvent.cs

@@ -0,0 +1,17 @@
+using FictionArchive.Service.Shared.Services.EventBus;
+
+namespace FictionArchive.Service.UserService.Models.IntegrationEvents;
+
+public class UserInvitedEvent : IIntegrationEvent
+{
+    // Invited user info
+    public Guid InvitedUserId { get; set; }
+    public required string InvitedUsername { get; set; }
+    public required string InvitedEmail { get; set; }
+    public required string InvitedOAuthProviderId { get; set; }
+
+    // Inviter info
+    public Guid InviterId { get; set; }
+    public required string InviterUsername { get; set; }
+    public required string InviterOAuthProviderId { get; set; }
+}

FictionArchive.Service.UserService/Program.cs

@@ -1,11 +1,12 @@
+using System.Net.Http.Headers;
 using FictionArchive.Common.Extensions;
 using FictionArchive.Service.Shared;
 using FictionArchive.Service.Shared.Extensions;
 using FictionArchive.Service.Shared.Services.EventBus.Implementations;
 using FictionArchive.Service.UserService.GraphQL;
-using FictionArchive.Service.UserService.Models.IntegrationEvents;
 using FictionArchive.Service.UserService.Services;
-using FictionArchive.Service.UserService.Services.EventHandlers;
+using FictionArchive.Service.UserService.Services.AuthenticationClient;
+using FictionArchive.Service.UserService.Services.AuthenticationClient.Authentik;
 
 namespace FictionArchive.Service.UserService;
 
@@ -25,19 +26,34 @@ public class Program
             builder.Services.AddRabbitMQ(opt =>
             {
                 builder.Configuration.GetSection("RabbitMQ").Bind(opt);
-            })
-            .Subscribe<AuthUserAddedEvent, AuthUserAddedEventHandler>();
+            });
         }
 
         #endregion
-        
+
         #region GraphQL
-        
+
         builder.Services.AddDefaultGraphQl<Query, Mutation>()
             .AddAuthorization();
-        
+
         #endregion
-        
+
+        #region Authentik Client
+
+        builder.Services.Configure<AuthentikConfiguration>(
+            builder.Configuration.GetSection("Authentik"));
+
+        var authentikConfig = builder.Configuration.GetSection("Authentik").Get<AuthentikConfiguration>();
+        builder.Services.AddHttpClient<IAuthenticationServiceClient, AuthentikClient>(client =>
+            {
+                client.BaseAddress = new Uri(authentikConfig?.BaseUrl ?? "https://localhost");
+                client.DefaultRequestHeaders.Authorization =
+                    new AuthenticationHeaderValue("Bearer", authentikConfig?.ApiToken ?? "");
+            })
+            .AddStandardResilienceHandler();
+
+        #endregion
+
         builder.Services.RegisterDbContext<UserServiceDbContext>(
             builder.Configuration.GetConnectionString("DefaultConnection"),
             skipInfrastructure: isSchemaExport);

FictionArchive.Service.UserService/Services/AuthenticationClient/Authentik/AuthentikAddUserRequest.cs

@@ -0,0 +1,21 @@
+using Newtonsoft.Json;
+
+namespace FictionArchive.Service.UserService.Services.AuthenticationClient.Authentik;
+
+public class AuthentikAddUserRequest
+{
+    [JsonProperty("username")]
+    public required string Username { get; set; }
+
+    [JsonProperty("name")]
+    public required string DisplayName { get; set; }
+
+    [JsonProperty("email")]
+    public required string Email { get; set; }
+
+    [JsonProperty("is_active")]
+    public bool IsActive { get; set; } = true;
+
+    [JsonProperty("type")]
+    public string Type { get; } = "external";
+}

FictionArchive.Service.UserService/Services/AuthenticationClient/Authentik/AuthentikClient.cs

@@ -0,0 +1,88 @@
+using System.Text;
+using Microsoft.Extensions.Options;
+using Newtonsoft.Json;
+
+namespace FictionArchive.Service.UserService.Services.AuthenticationClient.Authentik;
+
+public class AuthentikClient : IAuthenticationServiceClient
+{
+    private readonly HttpClient _httpClient;
+    private readonly ILogger<AuthentikClient> _logger;
+    private readonly AuthentikConfiguration _configuration;
+
+    public AuthentikClient(
+        HttpClient httpClient,
+        ILogger<AuthentikClient> logger,
+        IOptions<AuthentikConfiguration> configuration)
+    {
+        _httpClient = httpClient;
+        _logger = logger;
+        _configuration = configuration.Value;
+    }
+
+    public async Task<AuthentikUserResponse?> CreateUserAsync(string username, string email, string displayName)
+    {
+        var request = new AuthentikAddUserRequest
+        {
+            Username = username,
+            Email = email,
+            DisplayName = displayName,
+            IsActive = true
+        };
+
+        try
+        {
+            var json = JsonConvert.SerializeObject(request);
+            var content = new StringContent(json, Encoding.UTF8, "application/json");
+            var response = await _httpClient.PostAsync("/api/v3/core/users/", content);
+
+            if (!response.IsSuccessStatusCode)
+            {
+                var errorContent = await response.Content.ReadAsStringAsync();
+                _logger.LogError(
+                    "Failed to create user in Authentik. Status: {StatusCode}, Error: {Error}",
+                    response.StatusCode, errorContent);
+                return null;
+            }
+
+            var responseJson = await response.Content.ReadAsStringAsync();
+            var userResponse = JsonConvert.DeserializeObject<AuthentikUserResponse>(responseJson);
+            _logger.LogInformation("Successfully created user {Username} in Authentik with pk {Pk}",
+                username, userResponse?.Pk);
+
+            return userResponse;
+        }
+        catch (Exception ex)
+        {
+            _logger.LogError(ex, "Exception while creating user {Username} in Authentik", username);
+            return null;
+        }
+    }
+
+    public async Task<bool> SendRecoveryEmailAsync(int authentikUserId)
+    {
+        try
+        {
+            var response = await _httpClient.PostAsync(
+                $"/api/v3/core/users/{authentikUserId}/recovery_email/?email_stage={_configuration.EmailStageId}",
+                null);
+
+            if (!response.IsSuccessStatusCode)
+            {
+                var errorContent = await response.Content.ReadAsStringAsync();
+                _logger.LogError(
+                    "Failed to send recovery email for user {UserId}. Status: {StatusCode}, Error: {Error}",
+                    authentikUserId, response.StatusCode, errorContent);
+                return false;
+            }
+
+            _logger.LogInformation("Successfully sent recovery email to Authentik user {UserId}", authentikUserId);
+            return true;
+        }
+        catch (Exception ex)
+        {
+            _logger.LogError(ex, "Exception while sending recovery email to Authentik user {UserId}", authentikUserId);
+            return false;
+        }
+    }
+}

FictionArchive.Service.UserService/Services/AuthenticationClient/Authentik/AuthentikConfiguration.cs

@@ -0,0 +1,8 @@
+namespace FictionArchive.Service.UserService.Services.AuthenticationClient.Authentik;
+
+public class AuthentikConfiguration
+{
+    public string BaseUrl { get; set; } = string.Empty;
+    public string ApiToken { get; set; } = string.Empty;
+    public string EmailStageId { get; set; }
+}

FictionArchive.Service.UserService/Services/AuthenticationClient/Authentik/AuthentikUserResponse.cs

@@ -0,0 +1,27 @@
+using Newtonsoft.Json;
+
+namespace FictionArchive.Service.UserService.Services.AuthenticationClient.Authentik;
+
+public class AuthentikUserResponse
+{
+    [JsonProperty("pk")]
+    public int Pk { get; set; }
+
+    [JsonProperty("username")]
+    public string Username { get; set; } = string.Empty;
+
+    [JsonProperty("name")]
+    public string Name { get; set; } = string.Empty;
+
+    [JsonProperty("email")]
+    public string Email { get; set; } = string.Empty;
+
+    [JsonProperty("is_active")]
+    public bool IsActive { get; set; }
+
+    [JsonProperty("is_superuser")]
+    public bool IsSuperuser { get; set; }
+
+    [JsonProperty("uid")]
+    public string Uid { get; set; } = string.Empty;
+}

FictionArchive.Service.UserService/Services/AuthenticationClient/IAuthenticationServiceClient.cs

@@ -0,0 +1,22 @@
+using FictionArchive.Service.UserService.Services.AuthenticationClient.Authentik;
+
+namespace FictionArchive.Service.UserService.Services.AuthenticationClient;
+
+public interface IAuthenticationServiceClient
+{
+    /// <summary>
+    /// Creates a new user in the authentication provider.
+    /// </summary>
+    /// <param name="username">The username for the new user</param>
+    /// <param name="email">The email address for the new user</param>
+    /// <param name="displayName">The display name for the new user</param>
+    /// <returns>The created user response, or null if creation failed</returns>
+    Task<AuthentikUserResponse?> CreateUserAsync(string username, string email, string displayName);
+
+    /// <summary>
+    /// Sends a password recovery email to the user.
+    /// </summary>
+    /// <param name="authentikUserId">The Authentik user ID (pk)</param>
+    /// <returns>True if the email was sent successfully, false otherwise</returns>
+    Task<bool> SendRecoveryEmailAsync(int authentikUserId);
+}

FictionArchive.Service.UserService/Services/EventHandlers/AuthUserAddedEventHandler.cs

@@ -1,23 +0,0 @@
-using FictionArchive.Service.Shared.Services.EventBus;
-using FictionArchive.Service.UserService.Models.IntegrationEvents;
-using FictionArchive.Service.UserService.Models.Database;
-using Microsoft.EntityFrameworkCore; // Add this line to include the UserModel
-
-namespace FictionArchive.Service.UserService.Services.EventHandlers;
-
-public class AuthUserAddedEventHandler : IIntegrationEventHandler<AuthUserAddedEvent>
-{
-    private readonly UserManagementService _userManagementService;
-    private readonly ILogger<AuthUserAddedEventHandler> _logger;
-
-    public AuthUserAddedEventHandler(UserServiceDbContext dbContext, ILogger<AuthUserAddedEventHandler> logger, UserManagementService userManagementService)
-    {
-        _logger = logger;
-        _userManagementService = userManagementService;
-    }
-
-    public async Task Handle(AuthUserAddedEvent @event)
-    {
-        await _userManagementService.RegisterUser(@event.EventUserUsername, @event.EventUserEmail, @event.OAuthProviderId, @event.InviterOAuthProviderId);
-    }
-}

FictionArchive.Service.UserService/Services/UserManagementService.cs

@@ -1,4 +1,7 @@
+using FictionArchive.Service.Shared.Services.EventBus;
 using FictionArchive.Service.UserService.Models.Database;
+using FictionArchive.Service.UserService.Models.IntegrationEvents;
+using FictionArchive.Service.UserService.Services.AuthenticationClient;
 using Microsoft.EntityFrameworkCore;
 
 namespace FictionArchive.Service.UserService.Services;
@@ -7,39 +10,142 @@ public class UserManagementService
 {
     private readonly ILogger<UserManagementService> _logger;
     private readonly UserServiceDbContext _dbContext;
+    private readonly IAuthenticationServiceClient _authClient;
+    private readonly IEventBus _eventBus;
 
-    public UserManagementService(UserServiceDbContext dbContext, ILogger<UserManagementService> logger)
+    public UserManagementService(
+        UserServiceDbContext dbContext,
+        ILogger<UserManagementService> logger,
+        IAuthenticationServiceClient authClient,
+        IEventBus eventBus)
     {
         _dbContext = dbContext;
         _logger = logger;
+        _authClient = authClient;
+        _eventBus = eventBus;
     }
 
-    public async Task<User> RegisterUser(string username, string email, string oAuthProviderId,
-        string? inviterOAuthProviderId)
+    /// <summary>
+    /// Invites a new user by creating them in Authentik, saving to the database, and sending a recovery email.
+    /// </summary>
+    /// <param name="inviter">The user sending the invite</param>
+    /// <param name="email">Email address of the invitee</param>
+    /// <param name="username">Username for the invitee</param>
+    /// <returns>The created user, or null if the invite failed</returns>
+    public async Task<User?> InviteUserAsync(User inviter, string email, string username)
     {
-        var newUser = new User();
-        User? inviter =
-            await _dbContext.Users.FirstOrDefaultAsync(user => user.OAuthProviderId == inviterOAuthProviderId);
-        if (inviter == null && inviterOAuthProviderId != null)
+        // Check if inviter has available invites
+        if (inviter.AvailableInvites <= 0)
         {
-            _logger.LogCritical(
-                "A user with OAuthProviderId {OAuthProviderId} was marked as having inviter with OAuthProviderId {inviterOAuthProviderId}, but no user was found with that value.",
-                inviterOAuthProviderId, inviterOAuthProviderId);
-            newUser.Disabled = true;
+            _logger.LogWarning("User {InviterId} has no available invites", inviter.Id);
+            return null;
         }
 
-        newUser.Username = username;
-        newUser.Email = email;
-        newUser.OAuthProviderId = oAuthProviderId;
+        // Check if email is already in use
+        var existingUser = await _dbContext.Users
+            .AsQueryable()
+            .FirstOrDefaultAsync(u => u.Email == email);
+
+        if (existingUser != null)
+        {
+            _logger.LogWarning("Email {Email} is already in use", email);
+            return null;
+        }
+
+        // Check if username is already in use
+        var existingUsername = await _dbContext.Users
+            .AsQueryable()
+            .FirstOrDefaultAsync(u => u.Username == username);
+
+        if (existingUsername != null)
+        {
+            _logger.LogWarning("Username {Username} is already in use", username);
+            return null;
+        }
+
+        // Create user in Authentik
+        var authentikUser = await _authClient.CreateUserAsync(username, email, username);
+        if (authentikUser == null)
+        {
+            _logger.LogError("Failed to create user {Username} in Authentik", username);
+            return null;
+        }
+
+        // Send recovery email via Authentik
+        var emailSent = await _authClient.SendRecoveryEmailAsync(authentikUser.Pk);
+        if (!emailSent)
+        {
+            _logger.LogWarning(
+                "User {Username} was created in Authentik but recovery email failed to send. Authentik pk: {Pk}",
+                username, authentikUser.Pk);
+            // Continue anyway - the user is created, admin can resend email manually
+        }
+
+        // Create user in local database
+        var newUser = new User
+        {
+            Username = username,
+            Email = email,
+            OAuthProviderId = authentikUser.Uid,
+            Disabled = false,
+            AvailableInvites = 0,
+            InviterId = inviter.Id
+        };
+
+        _dbContext.Users.Add(newUser);
+
+        // Decrement inviter's available invites
+        inviter.AvailableInvites--;
+
+        await _dbContext.SaveChangesAsync();
+
+        await _eventBus.Publish(new UserInvitedEvent
+        {
+            InvitedUserId = newUser.Id,
+            InvitedUsername = newUser.Username,
+            InvitedEmail = newUser.Email,
+            InvitedOAuthProviderId = newUser.OAuthProviderId,
+            InviterId = inviter.Id,
+            InviterUsername = inviter.Username,
+            InviterOAuthProviderId = inviter.OAuthProviderId
+        });
+
+        _logger.LogInformation(
+            "User {Username} was successfully invited by {InviterId}. New user id: {NewUserId}",
+            username, inviter.Id, newUser.Id);
 
-        _dbContext.Users.Add(newUser); // Add the new user to the DbContext
-        await _dbContext.SaveChangesAsync(); // Save changes to the database
-        
         return newUser;
     }
 
+    /// <summary>
+    /// Gets a user by their OAuth provider ID (Authentik UID).
+    /// </summary>
+    public async Task<User?> GetUserByOAuthProviderIdAsync(string oAuthProviderId)
+    {
+        return await _dbContext.Users
+            .AsQueryable()
+            .FirstOrDefaultAsync(u => u.OAuthProviderId == oAuthProviderId);
+    }
+
+    /// <summary>
+    /// Gets all users as a queryable for GraphQL.
+    /// </summary>
     public IQueryable<User> GetUsers()
     {
         return _dbContext.Users.AsQueryable();
     }
+
+    /// <summary>
+    /// Gets all users invited by a specific user.
+    /// </summary>
+    /// <param name="inviterId">The ID of the user who sent the invites</param>
+    /// <returns>List of users invited by the specified user</returns>
+    public async Task<List<User>> GetInvitedByUserAsync(Guid inviterId)
+    {
+        return await _dbContext.Users
+            .AsQueryable()
+            .Where(u => u.InviterId == inviterId)
+            .OrderByDescending(u => u.CreatedTime)
+            .ToListAsync();
+    }
 }

FictionArchive.Service.UserService/Services/UserServiceDbContext.cs

@@ -7,7 +7,7 @@ namespace FictionArchive.Service.UserService.Services;
 public class UserServiceDbContext : FictionArchiveDbContext
 {
     public DbSet<User> Users { get; set; }
-    
+
     public UserServiceDbContext(DbContextOptions options, ILogger<UserServiceDbContext> logger) : base(options, logger)
     {
     }

FictionArchive.Service.UserService/appsettings.json

@@ -12,6 +12,11 @@
     "ConnectionString": "amqp://localhost",
     "ClientIdentifier": "UserService"
   },
+  "Authentik": {
+    "BaseUrl": "https://auth.orfl.xyz",
+    "ApiToken": "REPLACE_ME",
+    "EmailStageId": "10df0c18-8802-4ec7-852e-3cdd355514d3"
+  },
   "AllowedHosts": "*",
   "OIDC": {
     "Authority": "https://auth.orfl.xyz/application/o/fiction-archive/",

FictionArchive.sln

@@ -1,5 +1,6 @@
 
 Microsoft Visual Studio Solution File, Format Version 12.00
+# 
 Project("{FAE04EC0-301F-11D3-BF4B-00C04F79EFBC}") = "FictionArchive.Common", "FictionArchive.Common\FictionArchive.Common.csproj", "{ABF1BA10-9E76-45BE-9947-E20445A68147}"
 EndProject
 Project("{FAE04EC0-301F-11D3-BF4B-00C04F79EFBC}") = "FictionArchive.API", "FictionArchive.API\FictionArchive.API.csproj", "{420CC1A1-9DBC-40EC-B9E3-D4B25D71B9A9}"
@@ -14,12 +15,12 @@ Project("{FAE04EC0-301F-11D3-BF4B-00C04F79EFBC}") = "FictionArchive.Service.Sche
 EndProject
 Project("{FAE04EC0-301F-11D3-BF4B-00C04F79EFBC}") = "FictionArchive.Service.UserService", "FictionArchive.Service.UserService\FictionArchive.Service.UserService.csproj", "{EE4D4795-2F79-4614-886D-AF8DA77120AC}"
 EndProject
-Project("{FAE04EC0-301F-11D3-BF4B-00C04F79EFBC}") = "FictionArchive.Service.AuthenticationService", "FictionArchive.Service.AuthenticationService\FictionArchive.Service.AuthenticationService.csproj", "{70C4AE82-B01E-421D-B590-C0F47E63CD0C}"
-EndProject
 Project("{FAE04EC0-301F-11D3-BF4B-00C04F79EFBC}") = "FictionArchive.Service.FileService", "FictionArchive.Service.FileService\FictionArchive.Service.FileService.csproj", "{EC64A336-F8A0-4BED-9CA3-1B05AD00631D}"
 EndProject
 Project("{FAE04EC0-301F-11D3-BF4B-00C04F79EFBC}") = "FictionArchive.Service.NovelService.Tests", "FictionArchive.Service.NovelService.Tests\FictionArchive.Service.NovelService.Tests.csproj", "{166E645E-9DFB-44E8-8CC8-FA249A11679F}"
 EndProject
+Project("{FAE04EC0-301F-11D3-BF4B-00C04F79EFBC}") = "FictionArchive.Service.UserService.Tests", "FictionArchive.Service.UserService.Tests\FictionArchive.Service.UserService.Tests.csproj", "{10C38C89-983D-4544-8911-F03099F66AB8}"
+EndProject
 Global
 	GlobalSection(SolutionConfigurationPlatforms) = preSolution
 		Debug|Any CPU = Debug|Any CPU
@@ -54,10 +55,6 @@ Global
 		{EE4D4795-2F79-4614-886D-AF8DA77120AC}.Debug|Any CPU.Build.0 = Debug|Any CPU
 		{EE4D4795-2F79-4614-886D-AF8DA77120AC}.Release|Any CPU.ActiveCfg = Release|Any CPU
 		{EE4D4795-2F79-4614-886D-AF8DA77120AC}.Release|Any CPU.Build.0 = Release|Any CPU
-		{70C4AE82-B01E-421D-B590-C0F47E63CD0C}.Debug|Any CPU.ActiveCfg = Debug|Any CPU
-		{70C4AE82-B01E-421D-B590-C0F47E63CD0C}.Debug|Any CPU.Build.0 = Debug|Any CPU
-		{70C4AE82-B01E-421D-B590-C0F47E63CD0C}.Release|Any CPU.ActiveCfg = Release|Any CPU
-		{70C4AE82-B01E-421D-B590-C0F47E63CD0C}.Release|Any CPU.Build.0 = Release|Any CPU
 		{EC64A336-F8A0-4BED-9CA3-1B05AD00631D}.Debug|Any CPU.ActiveCfg = Debug|Any CPU
 		{EC64A336-F8A0-4BED-9CA3-1B05AD00631D}.Debug|Any CPU.Build.0 = Debug|Any CPU
 		{EC64A336-F8A0-4BED-9CA3-1B05AD00631D}.Release|Any CPU.ActiveCfg = Release|Any CPU
@@ -66,5 +63,9 @@ Global
 		{166E645E-9DFB-44E8-8CC8-FA249A11679F}.Debug|Any CPU.Build.0 = Debug|Any CPU
 		{166E645E-9DFB-44E8-8CC8-FA249A11679F}.Release|Any CPU.ActiveCfg = Release|Any CPU
 		{166E645E-9DFB-44E8-8CC8-FA249A11679F}.Release|Any CPU.Build.0 = Release|Any CPU
+		{10C38C89-983D-4544-8911-F03099F66AB8}.Debug|Any CPU.ActiveCfg = Debug|Any CPU
+		{10C38C89-983D-4544-8911-F03099F66AB8}.Debug|Any CPU.Build.0 = Debug|Any CPU
+		{10C38C89-983D-4544-8911-F03099F66AB8}.Release|Any CPU.ActiveCfg = Release|Any CPU
+		{10C38C89-983D-4544-8911-F03099F66AB8}.Release|Any CPU.Build.0 = Release|Any CPU
 	EndGlobalSection
 EndGlobal

fictionarchive-web-astro/src/lib/components/AuthenticationDisplay.svelte

@@ -44,6 +44,12 @@
 			<div
 				class="absolute right-0 z-50 mt-2 w-48 rounded-md bg-white p-2 shadow-lg dark:bg-gray-800"
 			>
+				<a
+					href="/settings"
+					class="flex w-full items-center justify-start rounded-md px-4 py-2 text-sm font-medium hover:bg-gray-100 dark:hover:bg-gray-700"
+				>
+					Settings
+				</a>
 				<Button variant="ghost" class="w-full justify-start" onclick={handleLogout}>
 					Sign out
 				</Button>

fictionarchive-web-astro/src/lib/components/ChapterNavigation.svelte

@@ -6,22 +6,31 @@
 
 	interface Props {
 		novelId: string;
+		prevChapterVolumeOrder: number | null | undefined;
 		prevChapterOrder: number | null | undefined;
+		nextChapterVolumeOrder: number | null | undefined;
 		nextChapterOrder: number | null | undefined;
 		showKeyboardHints?: boolean;
 	}
 
-	let { novelId, prevChapterOrder, nextChapterOrder, showKeyboardHints = true }: Props = $props();
+	let {
+		novelId,
+		prevChapterVolumeOrder,
+		prevChapterOrder,
+		nextChapterVolumeOrder,
+		nextChapterOrder,
+		showKeyboardHints = true
+	}: Props = $props();
 
-	const hasPrev = $derived(prevChapterOrder != null);
-	const hasNext = $derived(nextChapterOrder != null);
+	const hasPrev = $derived(prevChapterOrder != null && prevChapterVolumeOrder != null);
+	const hasNext = $derived(nextChapterOrder != null && nextChapterVolumeOrder != null);
 </script>
 
 <div class="flex flex-col gap-2">
 	<div class="flex items-center justify-between gap-4">
 		<Button
 			variant="outline"
-			href={hasPrev ? `/novels/${novelId}/chapters/${prevChapterOrder}` : undefined}
+			href={hasPrev ? `/novels/${novelId}/volumes/${prevChapterVolumeOrder}/chapters/${prevChapterOrder}` : undefined}
 			disabled={!hasPrev}
 			class="gap-2"
 		>
@@ -36,7 +45,7 @@
 
 		<Button
 			variant="outline"
-			href={hasNext ? `/novels/${novelId}/chapters/${nextChapterOrder}` : undefined}
+			href={hasNext ? `/novels/${novelId}/volumes/${nextChapterVolumeOrder}/chapters/${nextChapterOrder}` : undefined}
 			disabled={!hasNext}
 			class="gap-2"
 		>

fictionarchive-web-astro/src/lib/components/ChapterReaderPage.svelte

@@ -16,10 +16,11 @@
 
 	interface Props {
 		novelId?: string;
+		volumeOrder?: string;
 		chapterNumber?: string;
 	}
 
-	let { novelId, chapterNumber }: Props = $props();
+	let { novelId, volumeOrder, chapterNumber }: Props = $props();
 
 	// State
 	let chapter: ChapterData | null = $state(null);
@@ -42,16 +43,16 @@
 			return;
 		}
 
-		if (event.key === 'ArrowLeft' && chapter?.prevChapterOrder != null) {
-			window.location.href = `/novels/${novelId}/chapters/${chapter.prevChapterOrder}`;
-		} else if (event.key === 'ArrowRight' && chapter?.nextChapterOrder != null) {
-			window.location.href = `/novels/${novelId}/chapters/${chapter.nextChapterOrder}`;
+		if (event.key === 'ArrowLeft' && chapter?.prevChapterOrder != null && chapter?.prevChapterVolumeOrder != null) {
+			window.location.href = `/novels/${novelId}/volumes/${chapter.prevChapterVolumeOrder}/chapters/${chapter.prevChapterOrder}`;
+		} else if (event.key === 'ArrowRight' && chapter?.nextChapterOrder != null && chapter?.nextChapterVolumeOrder != null) {
+			window.location.href = `/novels/${novelId}/volumes/${chapter.nextChapterVolumeOrder}/chapters/${chapter.nextChapterOrder}`;
 		}
 	}
 
 	async function fetchChapter() {
-		if (!novelId || !chapterNumber) {
-			error = 'Missing novel ID or chapter number';
+		if (!novelId || !volumeOrder || !chapterNumber) {
+			error = 'Missing novel ID, volume order, or chapter number';
 			fetching = false;
 			return;
 		}
@@ -63,6 +64,7 @@
 			const result = await client
 				.query(GetChapterDocument, {
 					novelId: parseInt(novelId, 10),
+					volumeOrder: parseInt(volumeOrder, 10),
 					chapterOrder: parseInt(chapterNumber, 10)
 				})
 				.toPromise();
@@ -137,7 +139,9 @@
 		<!-- Navigation (top) -->
 		<ChapterNavigation
 			novelId={novelId ?? ''}
+			prevChapterVolumeOrder={chapter.prevChapterVolumeOrder}
 			prevChapterOrder={chapter.prevChapterOrder}
+			nextChapterVolumeOrder={chapter.nextChapterVolumeOrder}
 			nextChapterOrder={chapter.nextChapterOrder}
 		/>
 
@@ -169,7 +173,9 @@
 		<!-- Navigation (bottom) -->
 		<ChapterNavigation
 			novelId={novelId ?? ''}
+			prevChapterVolumeOrder={chapter.prevChapterVolumeOrder}
 			prevChapterOrder={chapter.prevChapterOrder}
+			nextChapterVolumeOrder={chapter.nextChapterVolumeOrder}
 			nextChapterOrder={chapter.nextChapterOrder}
 			showKeyboardHints={false}
 		/>

fictionarchive-web-astro/src/lib/components/NovelDetailPage.svelte

@@ -38,6 +38,12 @@
 	import { Badge } from '$lib/components/ui/badge';
 	import { Button } from '$lib/components/ui/button';
 	import { Tabs, TabsList, TabsTrigger, TabsContent } from '$lib/components/ui/tabs';
+	import {
+		Accordion,
+		AccordionItem,
+		AccordionTrigger,
+		AccordionContent
+	} from '$lib/components/ui/accordion';
 	import {
 		Tooltip,
 		TooltipTrigger,
@@ -81,6 +87,7 @@
 	type GalleryImage = {
 		src: string;
 		alt: string;
+		volumeOrder?: number;
 		chapterId?: number;
 		chapterOrder?: number;
 		chapterName?: string;
@@ -114,11 +121,16 @@
 			: descriptionHtml
 	);
 
-	const sortedChapters = $derived(
-		[...(novel?.chapters ?? [])].sort((a, b) => a.order - b.order)
+	// Volume-aware chapter organization
+	const sortedVolumes = $derived(
+		[...(novel?.volumes ?? [])].sort((a, b) => a.order - b.order)
 	);
 
-	const chapterCount = $derived(novel?.chapters?.length ?? 0);
+	const isSingleVolume = $derived(sortedVolumes.length === 1);
+
+	const chapterCount = $derived(
+		sortedVolumes.reduce((sum, v) => sum + v.chapters.length, 0)
+	);
 
 	// Filter out system tags for display, check for NSFW
 	const displayTags = $derived(novel?.tags?.filter((tag) => tag.tagType !== TagType.System) ?? []);
@@ -139,18 +151,22 @@
 			images.push({ src: coverSrc, alt: `${novel.name} cover`, isCover: true });
 		}
 
-		// Add chapter images
-		for (const chapter of sortedChapters) {
-			for (const img of chapter.images ?? []) {
-				if (img.newPath) {
-					images.push({
-						src: img.newPath,
-						alt: `Image from ${chapter.name}`,
-						chapterId: chapter.id,
-						chapterOrder: chapter.order,
-						chapterName: chapter.name,
-						isCover: false
-					});
+		// Add chapter images (loop through volumes to preserve volumeOrder)
+		for (const volume of sortedVolumes) {
+			const volumeChapters = [...volume.chapters].sort((a, b) => a.order - b.order);
+			for (const chapter of volumeChapters) {
+				for (const img of chapter.images ?? []) {
+					if (img.newPath) {
+						images.push({
+							src: img.newPath,
+							alt: `Image from ${chapter.name}`,
+							volumeOrder: volume.order,
+							chapterId: chapter.id,
+							chapterOrder: chapter.order,
+							chapterName: chapter.name,
+							isCover: false
+						});
+					}
 				}
 			}
 		}
@@ -522,16 +538,18 @@
 
 				<CardContent class="pt-4">
 					<TabsContent value="chapters" class="mt-0">
-						{#if sortedChapters.length === 0}
+						{#if chapterCount === 0}
 							<p class="text-muted-foreground text-sm py-4 text-center">
 								No chapters available yet.
 							</p>
-						{:else}
+						{:else if isSingleVolume}
+							<!-- Single volume: flat chapter list -->
+							{@const singleVolumeChapters = [...(sortedVolumes[0]?.chapters ?? [])].sort((a, b) => a.order - b.order)}
 							<div class="max-h-96 overflow-y-auto -mx-2">
-								{#each sortedChapters as chapter (chapter.id)}
+								{#each singleVolumeChapters as chapter (chapter.id)}
 									{@const chapterDate = chapter.lastUpdatedTime ? new Date(chapter.lastUpdatedTime) : null}
 									<a
-										href="/novels/{novelId}/chapters/{chapter.order}"
+										href="/novels/{novelId}/volumes/{sortedVolumes[0]?.order}/chapters/{chapter.order}"
 										class="flex items-center justify-between px-3 py-2.5 hover:bg-muted/50 rounded-md transition-colors group"
 									>
 										<div class="flex items-center gap-3 min-w-0">
@@ -550,6 +568,50 @@
 									</a>
 								{/each}
 							</div>
+						{:else}
+							<!-- Multiple volumes: accordion display -->
+							<div class="max-h-96 overflow-y-auto -mx-2">
+								<Accordion type="single">
+									{#each sortedVolumes as volume (volume.id)}
+										{@const volumeChapters = [...volume.chapters].sort((a, b) => a.order - b.order)}
+										<AccordionItem value="volume-{volume.id}">
+											<AccordionTrigger class="px-3">
+												<div class="flex items-center gap-3">
+													<span class="font-medium">{volume.name}</span>
+													<span class="text-xs text-muted-foreground">
+														({volumeChapters.length} chapters)
+													</span>
+												</div>
+											</AccordionTrigger>
+											<AccordionContent>
+												<div class="space-y-0.5">
+													{#each volumeChapters as chapter (chapter.id)}
+														{@const chapterDate = chapter.lastUpdatedTime ? new Date(chapter.lastUpdatedTime) : null}
+														<a
+															href="/novels/{novelId}/volumes/{volume.order}/chapters/{chapter.order}"
+															class="flex items-center justify-between px-3 py-2.5 hover:bg-muted/50 rounded-md transition-colors group"
+														>
+															<div class="flex items-center gap-3 min-w-0">
+																<span class="text-muted-foreground text-sm font-medium shrink-0 w-14">
+																	Ch. {chapter.order}
+																</span>
+																<span class="text-sm truncate group-hover:text-primary transition-colors">
+																	{chapter.name}
+																</span>
+															</div>
+															{#if chapterDate}
+																<span class="text-xs text-muted-foreground/70 shrink-0 ml-2">
+																	{formatRelativeTime(chapterDate)}
+																</span>
+															{/if}
+														</a>
+													{/each}
+												</div>
+											</AccordionContent>
+										</AccordionItem>
+									{/each}
+								</Accordion>
+							</div>
 						{/if}
 					</TabsContent>
 
@@ -645,9 +707,9 @@
 			/>
 
 			<!-- Chapter link (if not cover) -->
-			{#if !currentImage.isCover && currentImage.chapterOrder}
+			{#if !currentImage.isCover && currentImage.volumeOrder != null && currentImage.chapterOrder}
 				<a
-					href="/novels/{novelId}/chapters/{currentImage.chapterOrder}"
+					href="/novels/{novelId}/volumes/{currentImage.volumeOrder}/chapters/{currentImage.chapterOrder}"
 					class="text-white/80 hover:text-white text-sm inline-flex items-center gap-1 mt-3"
 				>
 					From: Ch. {currentImage.chapterOrder} - {currentImage.chapterName}
@@ -665,7 +727,6 @@
 
 <!-- Delete Confirmation Modal -->
 {#if showDeleteConfirm && novel}
-	<!-- svelte-ignore a11y_no_noninteractive_element_interactions -->
 	<div
 		class="fixed inset-0 z-50 flex items-center justify-center bg-black/50 backdrop-blur-sm"
 		onclick={() => !deleting && (showDeleteConfirm = false)}

fictionarchive-web-astro/src/lib/components/SettingsPage.svelte

@@ -0,0 +1,211 @@
+<script lang="ts">
+	import { onMount } from 'svelte';
+	import { client } from '$lib/graphql/client';
+	import {
+		GetSettingsPageDataDocument,
+		InviteUserDocument,
+		type GetSettingsPageDataQuery
+	} from '$lib/graphql/__generated__/graphql';
+	import * as Tabs from '$lib/components/ui/tabs';
+	import { Button } from '$lib/components/ui/button';
+	import { Input } from '$lib/components/ui/input';
+	import { Card, CardContent, CardHeader, CardTitle } from '$lib/components/ui/card';
+	import { Badge } from '$lib/components/ui/badge';
+
+	let currentUser: GetSettingsPageDataQuery['currentUser'] | null = $state(null);
+	let fetching = $state(true);
+	let error: string | null = $state(null);
+
+	// Form state
+	let email = $state('');
+	let username = $state('');
+	let submitting = $state(false);
+	let formError: string | null = $state(null);
+	let formSuccess = $state(false);
+
+	const availableInvites = $derived(currentUser?.availableInvites ?? 0);
+	const canInvite = $derived(availableInvites > 0 && !submitting && !formSuccess);
+
+	async function fetchData() {
+		fetching = true;
+		error = null;
+
+		try {
+			const result = await client.query(GetSettingsPageDataDocument, {}).toPromise();
+
+			if (result.error) {
+				error = result.error.message;
+				return;
+			}
+
+			if (result.data) {
+				currentUser = result.data.currentUser;
+			}
+		} catch (e) {
+			error = e instanceof Error ? e.message : 'Unknown error';
+		} finally {
+			fetching = false;
+		}
+	}
+
+	async function handleInvite(e: Event) {
+		e.preventDefault();
+
+		if (!email.trim() || !username.trim()) {
+			formError = 'Please fill in all fields';
+			return;
+		}
+
+		submitting = true;
+		formError = null;
+
+		try {
+			const result = await client
+				.mutation(InviteUserDocument, {
+					input: { email: email.trim(), username: username.trim() }
+				})
+				.toPromise();
+
+			if (result.error) {
+				formError = result.error.message;
+				return;
+			}
+
+			if (result.data?.inviteUser?.errors?.length) {
+				formError = result.data.inviteUser.errors[0].message;
+				return;
+			}
+
+			if (result.data?.inviteUser?.userDto) {
+				formSuccess = true;
+				// Refresh data to update invite count and list
+				await fetchData();
+				// Reset form after delay
+				setTimeout(() => {
+					email = '';
+					username = '';
+					formSuccess = false;
+				}, 2000);
+			}
+		} catch (e) {
+			formError = e instanceof Error ? e.message : 'Unknown error occurred';
+		} finally {
+			submitting = false;
+		}
+	}
+
+	onMount(() => {
+		fetchData();
+	});
+</script>
+
+<div class="space-y-6">
+	<div>
+		<h1 class="text-3xl font-bold">Settings</h1>
+		<p class="text-muted-foreground">Manage your account settings</p>
+	</div>
+
+	{#if fetching}
+		<div class="flex items-center justify-center py-12">
+			<div class="text-muted-foreground">Loading...</div>
+		</div>
+	{:else if error}
+		<Card>
+			<CardContent class="py-6">
+				<p class="text-destructive">{error}</p>
+				<Button class="mt-4" onclick={fetchData}>Try Again</Button>
+			</CardContent>
+		</Card>
+	{:else}
+		<Tabs.Root value="invites">
+			<Tabs.List class="mb-6">
+				<Tabs.Trigger value="invites">Invites</Tabs.Trigger>
+			</Tabs.List>
+
+			<Tabs.Content value="invites" class="space-y-6">
+				<!-- Invite Form -->
+				<Card>
+					<CardHeader>
+						<CardTitle class="flex items-center gap-3">
+							Invite a User
+							<Badge variant={availableInvites > 0 ? 'default' : 'secondary'}>
+								{availableInvites} remaining
+							</Badge>
+						</CardTitle>
+					</CardHeader>
+					<CardContent>
+						<form onsubmit={handleInvite} class="space-y-4">
+							<div class="grid gap-4 sm:grid-cols-2">
+								<div class="space-y-2">
+									<label for="invite-email" class="text-sm font-medium">Email</label>
+									<Input
+										id="invite-email"
+										type="email"
+										placeholder="user@example.com"
+										bind:value={email}
+										disabled={!canInvite}
+									/>
+								</div>
+								<div class="space-y-2">
+									<label for="invite-username" class="text-sm font-medium">Username</label>
+									<Input
+										id="invite-username"
+										type="text"
+										placeholder="username"
+										bind:value={username}
+										disabled={!canInvite}
+									/>
+								</div>
+							</div>
+
+							{#if formError}
+								<p class="text-destructive text-sm">{formError}</p>
+							{/if}
+
+							{#if formSuccess}
+								<p class="text-green-600 dark:text-green-400 text-sm">
+									Invitation sent successfully! The user will receive an email to set up their account.
+								</p>
+							{/if}
+
+							<Button type="submit" disabled={!canInvite || !email.trim() || !username.trim()}>
+								{#if submitting}
+									Sending...
+								{:else if formSuccess}
+									Sent!
+								{:else}
+									Send Invite
+								{/if}
+							</Button>
+						</form>
+					</CardContent>
+				</Card>
+
+				<!-- Invited Users List -->
+				<Card>
+					<CardHeader>
+						<CardTitle>Invited Users</CardTitle>
+					</CardHeader>
+					<CardContent>
+						{#if !currentUser?.invitedUsers?.length}
+							<p class="text-muted-foreground text-sm">
+								You haven't invited anyone yet.
+							</p>
+						{:else}
+							<div class="divide-y">
+								{#each currentUser.invitedUsers as user (user.username)}
+									<div class="flex items-center justify-between py-3 first:pt-0 last:pb-0">
+										<div>
+											<p class="font-medium">{user.username}</p>
+											<p class="text-muted-foreground text-sm">{user.email}</p>
+										</div>
+									</div>
+								{/each}
+							</div>
+						{/if}
+					</CardContent>
+				</Card>
+			</Tabs.Content>
+		</Tabs.Root>
+	{/if}
+</div>

fictionarchive-web-astro/src/lib/components/ui/accordion/accordion-content.svelte

@@ -0,0 +1,20 @@
+<script lang="ts">
+	import { Accordion as AccordionPrimitive } from 'bits-ui';
+	import { cn } from '$lib/utils.js';
+	import type { ComponentProps } from 'svelte';
+
+	let {
+		class: className,
+		children,
+		...restProps
+	}: ComponentProps<typeof AccordionPrimitive.Content> = $props();
+</script>
+
+<AccordionPrimitive.Content
+	class={cn('overflow-hidden text-sm transition-all', className)}
+	{...restProps}
+>
+	<div class="pb-4 pt-0">
+		{@render children?.()}
+	</div>
+</AccordionPrimitive.Content>

fictionarchive-web-astro/src/lib/components/ui/accordion/accordion-item.svelte

@@ -0,0 +1,15 @@
+<script lang="ts">
+	import { Accordion as AccordionPrimitive } from 'bits-ui';
+	import { cn } from '$lib/utils.js';
+	import type { ComponentProps } from 'svelte';
+
+	let {
+		class: className,
+		children,
+		...restProps
+	}: ComponentProps<typeof AccordionPrimitive.Item> = $props();
+</script>
+
+<AccordionPrimitive.Item class={cn('border-b', className)} {...restProps}>
+	{@render children?.()}
+</AccordionPrimitive.Item>

fictionarchive-web-astro/src/lib/components/ui/accordion/accordion-trigger.svelte

@@ -0,0 +1,25 @@
+<script lang="ts">
+	import { Accordion as AccordionPrimitive } from 'bits-ui';
+	import { cn } from '$lib/utils.js';
+	import ChevronDown from '@lucide/svelte/icons/chevron-down';
+	import type { ComponentProps } from 'svelte';
+
+	let {
+		class: className,
+		children,
+		...restProps
+	}: ComponentProps<typeof AccordionPrimitive.Trigger> = $props();
+</script>
+
+<AccordionPrimitive.Header class="flex">
+	<AccordionPrimitive.Trigger
+		class={cn(
+			'flex flex-1 items-center justify-between py-4 font-medium transition-all hover:underline [&[data-state=open]>svg]:rotate-180',
+			className
+		)}
+		{...restProps}
+	>
+		{@render children?.()}
+		<ChevronDown class="h-4 w-4 shrink-0 transition-transform duration-200" />
+	</AccordionPrimitive.Trigger>
+</AccordionPrimitive.Header>

fictionarchive-web-astro/src/lib/components/ui/accordion/index.ts

@@ -0,0 +1,18 @@
+import { Accordion as AccordionPrimitive } from 'bits-ui';
+import Item from './accordion-item.svelte';
+import Trigger from './accordion-trigger.svelte';
+import Content from './accordion-content.svelte';
+
+const Root = AccordionPrimitive.Root;
+
+export {
+	Root,
+	Item,
+	Trigger,
+	Content,
+	//
+	Root as Accordion,
+	Item as AccordionItem,
+	Trigger as AccordionTrigger,
+	Content as AccordionContent
+};

fictionarchive-web-astro/src/lib/graphql/__generated__/graphql.ts

@@ -56,8 +56,9 @@ export type ChapterDtoFilterInput = {
 };
 
 export type ChapterPullRequestedEvent = {
-  chapterNumber: Scalars['UnsignedInt']['output'];
+  chapterOrder: Scalars['UnsignedInt']['output'];
   novelId: Scalars['UnsignedInt']['output'];
+  volumeId: Scalars['UnsignedInt']['output'];
 };
 
 export type ChapterReaderDto = {
@@ -68,13 +69,18 @@ export type ChapterReaderDto = {
   lastUpdatedTime: Scalars['Instant']['output'];
   name: Scalars['String']['output'];
   nextChapterOrder: Maybe<Scalars['UnsignedInt']['output']>;
+  nextChapterVolumeOrder: Maybe<Scalars['Int']['output']>;
   novelId: Scalars['UnsignedInt']['output'];
   novelName: Scalars['String']['output'];
   order: Scalars['UnsignedInt']['output'];
   prevChapterOrder: Maybe<Scalars['UnsignedInt']['output']>;
+  prevChapterVolumeOrder: Maybe<Scalars['Int']['output']>;
   revision: Scalars['UnsignedInt']['output'];
-  totalChapters: Scalars['Int']['output'];
+  totalChaptersInVolume: Scalars['Int']['output'];
   url: Maybe<Scalars['String']['output']>;
+  volumeId: Scalars['UnsignedInt']['output'];
+  volumeName: Scalars['String']['output'];
+  volumeOrder: Scalars['Int']['output'];
 };
 
 export type DeleteJobError = KeyNotFoundError;
@@ -108,8 +114,9 @@ export type Error = {
 };
 
 export type FetchChapterContentsInput = {
-  chapterNumber: Scalars['UnsignedInt']['input'];
+  chapterOrder: Scalars['UnsignedInt']['input'];
   novelId: Scalars['UnsignedInt']['input'];
+  volumeId: Scalars['UnsignedInt']['input'];
 };
 
 export type FetchChapterContentsPayload = {
@@ -156,6 +163,42 @@ export type InstantFilterInput = {
   or?: InputMaybe<Array<InstantFilterInput>>;
 };
 
+export type IntOperationFilterInput = {
+  eq?: InputMaybe<Scalars['Int']['input']>;
+  gt?: InputMaybe<Scalars['Int']['input']>;
+  gte?: InputMaybe<Scalars['Int']['input']>;
+  in?: InputMaybe<Array<InputMaybe<Scalars['Int']['input']>>>;
+  lt?: InputMaybe<Scalars['Int']['input']>;
+  lte?: InputMaybe<Scalars['Int']['input']>;
+  neq?: InputMaybe<Scalars['Int']['input']>;
+  ngt?: InputMaybe<Scalars['Int']['input']>;
+  ngte?: InputMaybe<Scalars['Int']['input']>;
+  nin?: InputMaybe<Array<InputMaybe<Scalars['Int']['input']>>>;
+  nlt?: InputMaybe<Scalars['Int']['input']>;
+  nlte?: InputMaybe<Scalars['Int']['input']>;
+};
+
+export type InvalidOperationError = Error & {
+  message: Scalars['String']['output'];
+};
+
+export type InviteUserError = InvalidOperationError;
+
+export type InviteUserInput = {
+  email: Scalars['String']['input'];
+  username: Scalars['String']['input'];
+};
+
+export type InviteUserPayload = {
+  errors: Maybe<Array<InviteUserError>>;
+  userDto: Maybe<UserDto>;
+};
+
+export type InvitedUserDto = {
+  email: Scalars['String']['output'];
+  username: Scalars['String']['output'];
+};
+
 export type JobKey = {
   group: Scalars['String']['output'];
   name: Scalars['String']['output'];
@@ -210,12 +253,19 @@ export type ListFilterInputTypeOfNovelTagDtoFilterInput = {
   some?: InputMaybe<NovelTagDtoFilterInput>;
 };
 
+export type ListFilterInputTypeOfVolumeDtoFilterInput = {
+  all?: InputMaybe<VolumeDtoFilterInput>;
+  any?: InputMaybe<Scalars['Boolean']['input']>;
+  none?: InputMaybe<VolumeDtoFilterInput>;
+  some?: InputMaybe<VolumeDtoFilterInput>;
+};
+
 export type Mutation = {
   deleteJob: DeleteJobPayload;
   deleteNovel: DeleteNovelPayload;
   fetchChapterContents: FetchChapterContentsPayload;
   importNovel: ImportNovelPayload;
-  registerUser: RegisterUserPayload;
+  inviteUser: InviteUserPayload;
   runJob: RunJobPayload;
   scheduleEventJob: ScheduleEventJobPayload;
   translateText: TranslateTextPayload;
@@ -242,8 +292,8 @@ export type MutationImportNovelArgs = {
 };
 
 
-export type MutationRegisterUserArgs = {
-  input: RegisterUserInput;
+export type MutationInviteUserArgs = {
+  input: InviteUserInput;
 };
 
 
@@ -263,7 +313,6 @@ export type MutationTranslateTextArgs = {
 
 export type NovelDto = {
   author: PersonDto;
-  chapters: Array<ChapterDto>;
   coverImage: Maybe<ImageDto>;
   createdTime: Scalars['Instant']['output'];
   description: Scalars['String']['output'];
@@ -277,12 +326,12 @@ export type NovelDto = {
   statusOverride: Maybe<NovelStatus>;
   tags: Array<NovelTagDto>;
   url: Scalars['String']['output'];
+  volumes: Array<VolumeDto>;
 };
 
 export type NovelDtoFilterInput = {
   and?: InputMaybe<Array<NovelDtoFilterInput>>;
   author?: InputMaybe<PersonDtoFilterInput>;
-  chapters?: InputMaybe<ListFilterInputTypeOfChapterDtoFilterInput>;
   coverImage?: InputMaybe<ImageDtoFilterInput>;
   createdTime?: InputMaybe<InstantFilterInput>;
   description?: InputMaybe<StringOperationFilterInput>;
@@ -297,6 +346,7 @@ export type NovelDtoFilterInput = {
   statusOverride?: InputMaybe<NullableOfNovelStatusOperationFilterInput>;
   tags?: InputMaybe<ListFilterInputTypeOfNovelTagDtoFilterInput>;
   url?: InputMaybe<StringOperationFilterInput>;
+  volumes?: InputMaybe<ListFilterInputTypeOfVolumeDtoFilterInput>;
 };
 
 export type NovelDtoSortInput = {
@@ -422,11 +472,11 @@ export type PersonDtoSortInput = {
 
 export type Query = {
   chapter: Maybe<ChapterReaderDto>;
+  currentUser: Maybe<UserDto>;
   jobs: Array<SchedulerJob>;
   novels: Maybe<NovelsConnection>;
   translationEngines: Array<TranslationEngineDescriptor>;
   translationRequests: Maybe<TranslationRequestsConnection>;
-  users: Array<UserDto>;
 };
 
 
@@ -434,6 +484,7 @@ export type QueryChapterArgs = {
   chapterOrder: Scalars['UnsignedInt']['input'];
   novelId: Scalars['UnsignedInt']['input'];
   preferredLanguage?: Language;
+  volumeOrder: Scalars['UnsignedInt']['input'];
 };
 
 
@@ -463,17 +514,6 @@ export type QueryTranslationRequestsArgs = {
   where?: InputMaybe<TranslationRequestDtoFilterInput>;
 };
 
-export type RegisterUserInput = {
-  email: Scalars['String']['input'];
-  inviterOAuthProviderId?: InputMaybe<Scalars['String']['input']>;
-  oAuthProviderId: Scalars['String']['input'];
-  username: Scalars['String']['input'];
-};
-
-export type RegisterUserPayload = {
-  userDto: Maybe<UserDto>;
-};
-
 export type RunJobError = JobPersistenceError;
 
 export type RunJobInput = {
@@ -700,11 +740,13 @@ export type UnsignedIntOperationFilterInputType = {
 };
 
 export type UserDto = {
+  availableInvites: Scalars['Int']['output'];
   createdTime: Scalars['Instant']['output'];
   disabled: Scalars['Boolean']['output'];
   email: Scalars['String']['output'];
   id: Scalars['UUID']['output'];
-  inviter: Maybe<UserDto>;
+  invitedUsers: Maybe<Array<InvitedUserDto>>;
+  inviterId: Maybe<Scalars['UUID']['output']>;
   lastUpdatedTime: Scalars['Instant']['output'];
   username: Scalars['String']['output'];
 };
@@ -724,6 +766,26 @@ export type UuidOperationFilterInput = {
   nlte?: InputMaybe<Scalars['UUID']['input']>;
 };
 
+export type VolumeDto = {
+  chapters: Array<ChapterDto>;
+  createdTime: Scalars['Instant']['output'];
+  id: Scalars['UnsignedInt']['output'];
+  lastUpdatedTime: Scalars['Instant']['output'];
+  name: Scalars['String']['output'];
+  order: Scalars['Int']['output'];
+};
+
+export type VolumeDtoFilterInput = {
+  and?: InputMaybe<Array<VolumeDtoFilterInput>>;
+  chapters?: InputMaybe<ListFilterInputTypeOfChapterDtoFilterInput>;
+  createdTime?: InputMaybe<InstantFilterInput>;
+  id?: InputMaybe<UnsignedIntOperationFilterInputType>;
+  lastUpdatedTime?: InputMaybe<InstantFilterInput>;
+  name?: InputMaybe<StringOperationFilterInput>;
+  or?: InputMaybe<Array<VolumeDtoFilterInput>>;
+  order?: InputMaybe<IntOperationFilterInput>;
+};
+
 export type DeleteNovelMutationVariables = Exact<{
   input: DeleteNovelInput;
 }>;
@@ -738,20 +800,28 @@ export type ImportNovelMutationVariables = Exact<{
 
 export type ImportNovelMutation = { importNovel: { novelUpdateRequestedEvent: { novelUrl: string } | null } };
 
+export type InviteUserMutationVariables = Exact<{
+  input: InviteUserInput;
+}>;
+
+
+export type InviteUserMutation = { inviteUser: { userDto: { id: any, username: string, email: string } | null, errors: Array<{ message: string }> | null } };
+
 export type GetChapterQueryVariables = Exact<{
   novelId: Scalars['UnsignedInt']['input'];
+  volumeOrder: Scalars['UnsignedInt']['input'];
   chapterOrder: Scalars['UnsignedInt']['input'];
 }>;
 
 
-export type GetChapterQuery = { chapter: { id: any, order: any, name: string, body: string, url: string | null, revision: any, createdTime: any, lastUpdatedTime: any, novelId: any, novelName: string, totalChapters: number, prevChapterOrder: any | null, nextChapterOrder: any | null, images: Array<{ id: any, newPath: string | null }> } | null };
+export type GetChapterQuery = { chapter: { id: any, order: any, name: string, body: string, url: string | null, revision: any, createdTime: any, lastUpdatedTime: any, novelId: any, novelName: string, volumeId: any, volumeName: string, volumeOrder: number, totalChaptersInVolume: number, prevChapterVolumeOrder: number | null, prevChapterOrder: any | null, nextChapterVolumeOrder: number | null, nextChapterOrder: any | null, images: Array<{ id: any, newPath: string | null }> } | null };
 
 export type NovelQueryVariables = Exact<{
   id: Scalars['UnsignedInt']['input'];
 }>;
 
 
-export type NovelQuery = { novels: { nodes: Array<{ id: any, name: string, description: string, url: string, rawLanguage: Language, rawStatus: NovelStatus, statusOverride: NovelStatus | null, externalId: string, createdTime: any, lastUpdatedTime: any, author: { id: any, name: string, externalUrl: string | null }, source: { id: any, name: string, key: string, url: string }, coverImage: { newPath: string | null } | null, tags: Array<{ id: any, key: string, displayName: string, tagType: TagType }>, chapters: Array<{ id: any, order: any, name: string, lastUpdatedTime: any, images: Array<{ id: any, newPath: string | null }> }> }> | null } | null };
+export type NovelQuery = { novels: { nodes: Array<{ id: any, name: string, description: string, url: string, rawLanguage: Language, rawStatus: NovelStatus, statusOverride: NovelStatus | null, externalId: string, createdTime: any, lastUpdatedTime: any, author: { id: any, name: string, externalUrl: string | null }, source: { id: any, name: string, key: string, url: string }, coverImage: { newPath: string | null } | null, tags: Array<{ id: any, key: string, displayName: string, tagType: TagType }>, volumes: Array<{ id: any, order: number, name: string, createdTime: any, lastUpdatedTime: any, chapters: Array<{ id: any, order: any, name: string, lastUpdatedTime: any, images: Array<{ id: any, newPath: string | null }> }> }> }> | null } | null };
 
 export type NovelsQueryVariables = Exact<{
   first?: InputMaybe<Scalars['Int']['input']>;
@@ -761,11 +831,18 @@ export type NovelsQueryVariables = Exact<{
 }>;
 
 
-export type NovelsQuery = { novels: { edges: Array<{ cursor: string, node: { id: any, url: string, name: string, description: string, rawStatus: NovelStatus, lastUpdatedTime: any, coverImage: { newPath: string | null } | null, chapters: Array<{ order: any, name: string }>, tags: Array<{ key: string, displayName: string, tagType: TagType }> } }> | null, pageInfo: { hasNextPage: boolean, endCursor: string | null } } | null };
+export type NovelsQuery = { novels: { edges: Array<{ cursor: string, node: { id: any, url: string, name: string, description: string, rawStatus: NovelStatus, lastUpdatedTime: any, coverImage: { newPath: string | null } | null, volumes: Array<{ id: any, order: number, name: string, chapters: Array<{ order: any, name: string }> }>, tags: Array<{ key: string, displayName: string, tagType: TagType }> } }> | null, pageInfo: { hasNextPage: boolean, endCursor: string | null } } | null };
+
+export type GetSettingsPageDataQueryVariables = Exact<{ [key: string]: never; }>;
+
+
+export type GetSettingsPageDataQuery = { currentUser: { id: any, username: string, availableInvites: number, invitedUsers: Array<{ username: string, email: string }> | null } | null };
 
 
 export const DeleteNovelDocument = {"kind":"Document","definitions":[{"kind":"OperationDefinition","operation":"mutation","name":{"kind":"Name","value":"DeleteNovel"},"variableDefinitions":[{"kind":"VariableDefinition","variable":{"kind":"Variable","name":{"kind":"Name","value":"input"}},"type":{"kind":"NonNullType","type":{"kind":"NamedType","name":{"kind":"Name","value":"DeleteNovelInput"}}}}],"selectionSet":{"kind":"SelectionSet","selections":[{"kind":"Field","name":{"kind":"Name","value":"deleteNovel"},"arguments":[{"kind":"Argument","name":{"kind":"Name","value":"input"},"value":{"kind":"Variable","name":{"kind":"Name","value":"input"}}}],"selectionSet":{"kind":"SelectionSet","selections":[{"kind":"Field","name":{"kind":"Name","value":"boolean"}},{"kind":"Field","name":{"kind":"Name","value":"errors"},"selectionSet":{"kind":"SelectionSet","selections":[{"kind":"InlineFragment","typeCondition":{"kind":"NamedType","name":{"kind":"Name","value":"Error"}},"selectionSet":{"kind":"SelectionSet","selections":[{"kind":"Field","name":{"kind":"Name","value":"message"}}]}}]}}]}}]}}]} as unknown as DocumentNode<DeleteNovelMutation, DeleteNovelMutationVariables>;
 export const ImportNovelDocument = {"kind":"Document","definitions":[{"kind":"OperationDefinition","operation":"mutation","name":{"kind":"Name","value":"ImportNovel"},"variableDefinitions":[{"kind":"VariableDefinition","variable":{"kind":"Variable","name":{"kind":"Name","value":"input"}},"type":{"kind":"NonNullType","type":{"kind":"NamedType","name":{"kind":"Name","value":"ImportNovelInput"}}}}],"selectionSet":{"kind":"SelectionSet","selections":[{"kind":"Field","name":{"kind":"Name","value":"importNovel"},"arguments":[{"kind":"Argument","name":{"kind":"Name","value":"input"},"value":{"kind":"Variable","name":{"kind":"Name","value":"input"}}}],"selectionSet":{"kind":"SelectionSet","selections":[{"kind":"Field","name":{"kind":"Name","value":"novelUpdateRequestedEvent"},"selectionSet":{"kind":"SelectionSet","selections":[{"kind":"Field","name":{"kind":"Name","value":"novelUrl"}}]}}]}}]}}]} as unknown as DocumentNode<ImportNovelMutation, ImportNovelMutationVariables>;
-export const GetChapterDocument = {"kind":"Document","definitions":[{"kind":"OperationDefinition","operation":"query","name":{"kind":"Name","value":"GetChapter"},"variableDefinitions":[{"kind":"VariableDefinition","variable":{"kind":"Variable","name":{"kind":"Name","value":"novelId"}},"type":{"kind":"NonNullType","type":{"kind":"NamedType","name":{"kind":"Name","value":"UnsignedInt"}}}},{"kind":"VariableDefinition","variable":{"kind":"Variable","name":{"kind":"Name","value":"chapterOrder"}},"type":{"kind":"NonNullType","type":{"kind":"NamedType","name":{"kind":"Name","value":"UnsignedInt"}}}}],"selectionSet":{"kind":"SelectionSet","selections":[{"kind":"Field","name":{"kind":"Name","value":"chapter"},"arguments":[{"kind":"Argument","name":{"kind":"Name","value":"novelId"},"value":{"kind":"Variable","name":{"kind":"Name","value":"novelId"}}},{"kind":"Argument","name":{"kind":"Name","value":"chapterOrder"},"value":{"kind":"Variable","name":{"kind":"Name","value":"chapterOrder"}}}],"selectionSet":{"kind":"SelectionSet","selections":[{"kind":"Field","name":{"kind":"Name","value":"id"}},{"kind":"Field","name":{"kind":"Name","value":"order"}},{"kind":"Field","name":{"kind":"Name","value":"name"}},{"kind":"Field","name":{"kind":"Name","value":"body"}},{"kind":"Field","name":{"kind":"Name","value":"url"}},{"kind":"Field","name":{"kind":"Name","value":"revision"}},{"kind":"Field","name":{"kind":"Name","value":"createdTime"}},{"kind":"Field","name":{"kind":"Name","value":"lastUpdatedTime"}},{"kind":"Field","name":{"kind":"Name","value":"images"},"selectionSet":{"kind":"SelectionSet","selections":[{"kind":"Field","name":{"kind":"Name","value":"id"}},{"kind":"Field","name":{"kind":"Name","value":"newPath"}}]}},{"kind":"Field","name":{"kind":"Name","value":"novelId"}},{"kind":"Field","name":{"kind":"Name","value":"novelName"}},{"kind":"Field","name":{"kind":"Name","value":"totalChapters"}},{"kind":"Field","name":{"kind":"Name","value":"prevChapterOrder"}},{"kind":"Field","name":{"kind":"Name","value":"nextChapterOrder"}}]}}]}}]} as unknown as DocumentNode<GetChapterQuery, GetChapterQueryVariables>;
-export const NovelDocument = {"kind":"Document","definitions":[{"kind":"OperationDefinition","operation":"query","name":{"kind":"Name","value":"Novel"},"variableDefinitions":[{"kind":"VariableDefinition","variable":{"kind":"Variable","name":{"kind":"Name","value":"id"}},"type":{"kind":"NonNullType","type":{"kind":"NamedType","name":{"kind":"Name","value":"UnsignedInt"}}}}],"selectionSet":{"kind":"SelectionSet","selections":[{"kind":"Field","name":{"kind":"Name","value":"novels"},"arguments":[{"kind":"Argument","name":{"kind":"Name","value":"where"},"value":{"kind":"ObjectValue","fields":[{"kind":"ObjectField","name":{"kind":"Name","value":"id"},"value":{"kind":"ObjectValue","fields":[{"kind":"ObjectField","name":{"kind":"Name","value":"eq"},"value":{"kind":"Variable","name":{"kind":"Name","value":"id"}}}]}}]}},{"kind":"Argument","name":{"kind":"Name","value":"first"},"value":{"kind":"IntValue","value":"1"}}],"selectionSet":{"kind":"SelectionSet","selections":[{"kind":"Field","name":{"kind":"Name","value":"nodes"},"selectionSet":{"kind":"SelectionSet","selections":[{"kind":"Field","name":{"kind":"Name","value":"id"}},{"kind":"Field","name":{"kind":"Name","value":"name"}},{"kind":"Field","name":{"kind":"Name","value":"description"}},{"kind":"Field","name":{"kind":"Name","value":"url"}},{"kind":"Field","name":{"kind":"Name","value":"rawLanguage"}},{"kind":"Field","name":{"kind":"Name","value":"rawStatus"}},{"kind":"Field","name":{"kind":"Name","value":"statusOverride"}},{"kind":"Field","name":{"kind":"Name","value":"externalId"}},{"kind":"Field","name":{"kind":"Name","value":"createdTime"}},{"kind":"Field","name":{"kind":"Name","value":"lastUpdatedTime"}},{"kind":"Field","name":{"kind":"Name","value":"author"},"selectionSet":{"kind":"SelectionSet","selections":[{"kind":"Field","name":{"kind":"Name","value":"id"}},{"kind":"Field","name":{"kind":"Name","value":"name"}},{"kind":"Field","name":{"kind":"Name","value":"externalUrl"}}]}},{"kind":"Field","name":{"kind":"Name","value":"source"},"selectionSet":{"kind":"SelectionSet","selections":[{"kind":"Field","name":{"kind":"Name","value":"id"}},{"kind":"Field","name":{"kind":"Name","value":"name"}},{"kind":"Field","name":{"kind":"Name","value":"key"}},{"kind":"Field","name":{"kind":"Name","value":"url"}}]}},{"kind":"Field","name":{"kind":"Name","value":"coverImage"},"selectionSet":{"kind":"SelectionSet","selections":[{"kind":"Field","name":{"kind":"Name","value":"newPath"}}]}},{"kind":"Field","name":{"kind":"Name","value":"tags"},"selectionSet":{"kind":"SelectionSet","selections":[{"kind":"Field","name":{"kind":"Name","value":"id"}},{"kind":"Field","name":{"kind":"Name","value":"key"}},{"kind":"Field","name":{"kind":"Name","value":"displayName"}},{"kind":"Field","name":{"kind":"Name","value":"tagType"}}]}},{"kind":"Field","name":{"kind":"Name","value":"chapters"},"selectionSet":{"kind":"SelectionSet","selections":[{"kind":"Field","name":{"kind":"Name","value":"id"}},{"kind":"Field","name":{"kind":"Name","value":"order"}},{"kind":"Field","name":{"kind":"Name","value":"name"}},{"kind":"Field","name":{"kind":"Name","value":"lastUpdatedTime"}},{"kind":"Field","name":{"kind":"Name","value":"images"},"selectionSet":{"kind":"SelectionSet","selections":[{"kind":"Field","name":{"kind":"Name","value":"id"}},{"kind":"Field","name":{"kind":"Name","value":"newPath"}}]}}]}}]}}]}}]}}]} as unknown as DocumentNode<NovelQuery, NovelQueryVariables>;
-export const NovelsDocument = {"kind":"Document","definitions":[{"kind":"OperationDefinition","operation":"query","name":{"kind":"Name","value":"Novels"},"variableDefinitions":[{"kind":"VariableDefinition","variable":{"kind":"Variable","name":{"kind":"Name","value":"first"}},"type":{"kind":"NamedType","name":{"kind":"Name","value":"Int"}}},{"kind":"VariableDefinition","variable":{"kind":"Variable","name":{"kind":"Name","value":"after"}},"type":{"kind":"NamedType","name":{"kind":"Name","value":"String"}}},{"kind":"VariableDefinition","variable":{"kind":"Variable","name":{"kind":"Name","value":"where"}},"type":{"kind":"NamedType","name":{"kind":"Name","value":"NovelDtoFilterInput"}}},{"kind":"VariableDefinition","variable":{"kind":"Variable","name":{"kind":"Name","value":"order"}},"type":{"kind":"ListType","type":{"kind":"NonNullType","type":{"kind":"NamedType","name":{"kind":"Name","value":"NovelDtoSortInput"}}}}}],"selectionSet":{"kind":"SelectionSet","selections":[{"kind":"Field","name":{"kind":"Name","value":"novels"},"arguments":[{"kind":"Argument","name":{"kind":"Name","value":"first"},"value":{"kind":"Variable","name":{"kind":"Name","value":"first"}}},{"kind":"Argument","name":{"kind":"Name","value":"after"},"value":{"kind":"Variable","name":{"kind":"Name","value":"after"}}},{"kind":"Argument","name":{"kind":"Name","value":"where"},"value":{"kind":"Variable","name":{"kind":"Name","value":"where"}}},{"kind":"Argument","name":{"kind":"Name","value":"order"},"value":{"kind":"Variable","name":{"kind":"Name","value":"order"}}}],"selectionSet":{"kind":"SelectionSet","selections":[{"kind":"Field","name":{"kind":"Name","value":"edges"},"selectionSet":{"kind":"SelectionSet","selections":[{"kind":"Field","name":{"kind":"Name","value":"cursor"}},{"kind":"Field","name":{"kind":"Name","value":"node"},"selectionSet":{"kind":"SelectionSet","selections":[{"kind":"Field","name":{"kind":"Name","value":"id"}},{"kind":"Field","name":{"kind":"Name","value":"url"}},{"kind":"Field","name":{"kind":"Name","value":"name"}},{"kind":"Field","name":{"kind":"Name","value":"description"}},{"kind":"Field","name":{"kind":"Name","value":"coverImage"},"selectionSet":{"kind":"SelectionSet","selections":[{"kind":"Field","name":{"kind":"Name","value":"newPath"}}]}},{"kind":"Field","name":{"kind":"Name","value":"rawStatus"}},{"kind":"Field","name":{"kind":"Name","value":"lastUpdatedTime"}},{"kind":"Field","name":{"kind":"Name","value":"chapters"},"selectionSet":{"kind":"SelectionSet","selections":[{"kind":"Field","name":{"kind":"Name","value":"order"}},{"kind":"Field","name":{"kind":"Name","value":"name"}}]}},{"kind":"Field","name":{"kind":"Name","value":"tags"},"selectionSet":{"kind":"SelectionSet","selections":[{"kind":"Field","name":{"kind":"Name","value":"key"}},{"kind":"Field","name":{"kind":"Name","value":"displayName"}},{"kind":"Field","name":{"kind":"Name","value":"tagType"}}]}}]}}]}},{"kind":"Field","name":{"kind":"Name","value":"pageInfo"},"selectionSet":{"kind":"SelectionSet","selections":[{"kind":"Field","name":{"kind":"Name","value":"hasNextPage"}},{"kind":"Field","name":{"kind":"Name","value":"endCursor"}}]}}]}}]}}]} as unknown as DocumentNode<NovelsQuery, NovelsQueryVariables>;
+export const InviteUserDocument = {"kind":"Document","definitions":[{"kind":"OperationDefinition","operation":"mutation","name":{"kind":"Name","value":"InviteUser"},"variableDefinitions":[{"kind":"VariableDefinition","variable":{"kind":"Variable","name":{"kind":"Name","value":"input"}},"type":{"kind":"NonNullType","type":{"kind":"NamedType","name":{"kind":"Name","value":"InviteUserInput"}}}}],"selectionSet":{"kind":"SelectionSet","selections":[{"kind":"Field","name":{"kind":"Name","value":"inviteUser"},"arguments":[{"kind":"Argument","name":{"kind":"Name","value":"input"},"value":{"kind":"Variable","name":{"kind":"Name","value":"input"}}}],"selectionSet":{"kind":"SelectionSet","selections":[{"kind":"Field","name":{"kind":"Name","value":"userDto"},"selectionSet":{"kind":"SelectionSet","selections":[{"kind":"Field","name":{"kind":"Name","value":"id"}},{"kind":"Field","name":{"kind":"Name","value":"username"}},{"kind":"Field","name":{"kind":"Name","value":"email"}}]}},{"kind":"Field","name":{"kind":"Name","value":"errors"},"selectionSet":{"kind":"SelectionSet","selections":[{"kind":"InlineFragment","typeCondition":{"kind":"NamedType","name":{"kind":"Name","value":"InvalidOperationError"}},"selectionSet":{"kind":"SelectionSet","selections":[{"kind":"Field","name":{"kind":"Name","value":"message"}}]}}]}}]}}]}}]} as unknown as DocumentNode<InviteUserMutation, InviteUserMutationVariables>;
+export const GetChapterDocument = {"kind":"Document","definitions":[{"kind":"OperationDefinition","operation":"query","name":{"kind":"Name","value":"GetChapter"},"variableDefinitions":[{"kind":"VariableDefinition","variable":{"kind":"Variable","name":{"kind":"Name","value":"novelId"}},"type":{"kind":"NonNullType","type":{"kind":"NamedType","name":{"kind":"Name","value":"UnsignedInt"}}}},{"kind":"VariableDefinition","variable":{"kind":"Variable","name":{"kind":"Name","value":"volumeOrder"}},"type":{"kind":"NonNullType","type":{"kind":"NamedType","name":{"kind":"Name","value":"UnsignedInt"}}}},{"kind":"VariableDefinition","variable":{"kind":"Variable","name":{"kind":"Name","value":"chapterOrder"}},"type":{"kind":"NonNullType","type":{"kind":"NamedType","name":{"kind":"Name","value":"UnsignedInt"}}}}],"selectionSet":{"kind":"SelectionSet","selections":[{"kind":"Field","name":{"kind":"Name","value":"chapter"},"arguments":[{"kind":"Argument","name":{"kind":"Name","value":"novelId"},"value":{"kind":"Variable","name":{"kind":"Name","value":"novelId"}}},{"kind":"Argument","name":{"kind":"Name","value":"volumeOrder"},"value":{"kind":"Variable","name":{"kind":"Name","value":"volumeOrder"}}},{"kind":"Argument","name":{"kind":"Name","value":"chapterOrder"},"value":{"kind":"Variable","name":{"kind":"Name","value":"chapterOrder"}}}],"selectionSet":{"kind":"SelectionSet","selections":[{"kind":"Field","name":{"kind":"Name","value":"id"}},{"kind":"Field","name":{"kind":"Name","value":"order"}},{"kind":"Field","name":{"kind":"Name","value":"name"}},{"kind":"Field","name":{"kind":"Name","value":"body"}},{"kind":"Field","name":{"kind":"Name","value":"url"}},{"kind":"Field","name":{"kind":"Name","value":"revision"}},{"kind":"Field","name":{"kind":"Name","value":"createdTime"}},{"kind":"Field","name":{"kind":"Name","value":"lastUpdatedTime"}},{"kind":"Field","name":{"kind":"Name","value":"images"},"selectionSet":{"kind":"SelectionSet","selections":[{"kind":"Field","name":{"kind":"Name","value":"id"}},{"kind":"Field","name":{"kind":"Name","value":"newPath"}}]}},{"kind":"Field","name":{"kind":"Name","value":"novelId"}},{"kind":"Field","name":{"kind":"Name","value":"novelName"}},{"kind":"Field","name":{"kind":"Name","value":"volumeId"}},{"kind":"Field","name":{"kind":"Name","value":"volumeName"}},{"kind":"Field","name":{"kind":"Name","value":"volumeOrder"}},{"kind":"Field","name":{"kind":"Name","value":"totalChaptersInVolume"}},{"kind":"Field","name":{"kind":"Name","value":"prevChapterVolumeOrder"}},{"kind":"Field","name":{"kind":"Name","value":"prevChapterOrder"}},{"kind":"Field","name":{"kind":"Name","value":"nextChapterVolumeOrder"}},{"kind":"Field","name":{"kind":"Name","value":"nextChapterOrder"}}]}}]}}]} as unknown as DocumentNode<GetChapterQuery, GetChapterQueryVariables>;
+export const NovelDocument = {"kind":"Document","definitions":[{"kind":"OperationDefinition","operation":"query","name":{"kind":"Name","value":"Novel"},"variableDefinitions":[{"kind":"VariableDefinition","variable":{"kind":"Variable","name":{"kind":"Name","value":"id"}},"type":{"kind":"NonNullType","type":{"kind":"NamedType","name":{"kind":"Name","value":"UnsignedInt"}}}}],"selectionSet":{"kind":"SelectionSet","selections":[{"kind":"Field","name":{"kind":"Name","value":"novels"},"arguments":[{"kind":"Argument","name":{"kind":"Name","value":"where"},"value":{"kind":"ObjectValue","fields":[{"kind":"ObjectField","name":{"kind":"Name","value":"id"},"value":{"kind":"ObjectValue","fields":[{"kind":"ObjectField","name":{"kind":"Name","value":"eq"},"value":{"kind":"Variable","name":{"kind":"Name","value":"id"}}}]}}]}},{"kind":"Argument","name":{"kind":"Name","value":"first"},"value":{"kind":"IntValue","value":"1"}}],"selectionSet":{"kind":"SelectionSet","selections":[{"kind":"Field","name":{"kind":"Name","value":"nodes"},"selectionSet":{"kind":"SelectionSet","selections":[{"kind":"Field","name":{"kind":"Name","value":"id"}},{"kind":"Field","name":{"kind":"Name","value":"name"}},{"kind":"Field","name":{"kind":"Name","value":"description"}},{"kind":"Field","name":{"kind":"Name","value":"url"}},{"kind":"Field","name":{"kind":"Name","value":"rawLanguage"}},{"kind":"Field","name":{"kind":"Name","value":"rawStatus"}},{"kind":"Field","name":{"kind":"Name","value":"statusOverride"}},{"kind":"Field","name":{"kind":"Name","value":"externalId"}},{"kind":"Field","name":{"kind":"Name","value":"createdTime"}},{"kind":"Field","name":{"kind":"Name","value":"lastUpdatedTime"}},{"kind":"Field","name":{"kind":"Name","value":"author"},"selectionSet":{"kind":"SelectionSet","selections":[{"kind":"Field","name":{"kind":"Name","value":"id"}},{"kind":"Field","name":{"kind":"Name","value":"name"}},{"kind":"Field","name":{"kind":"Name","value":"externalUrl"}}]}},{"kind":"Field","name":{"kind":"Name","value":"source"},"selectionSet":{"kind":"SelectionSet","selections":[{"kind":"Field","name":{"kind":"Name","value":"id"}},{"kind":"Field","name":{"kind":"Name","value":"name"}},{"kind":"Field","name":{"kind":"Name","value":"key"}},{"kind":"Field","name":{"kind":"Name","value":"url"}}]}},{"kind":"Field","name":{"kind":"Name","value":"coverImage"},"selectionSet":{"kind":"SelectionSet","selections":[{"kind":"Field","name":{"kind":"Name","value":"newPath"}}]}},{"kind":"Field","name":{"kind":"Name","value":"tags"},"selectionSet":{"kind":"SelectionSet","selections":[{"kind":"Field","name":{"kind":"Name","value":"id"}},{"kind":"Field","name":{"kind":"Name","value":"key"}},{"kind":"Field","name":{"kind":"Name","value":"displayName"}},{"kind":"Field","name":{"kind":"Name","value":"tagType"}}]}},{"kind":"Field","name":{"kind":"Name","value":"volumes"},"selectionSet":{"kind":"SelectionSet","selections":[{"kind":"Field","name":{"kind":"Name","value":"id"}},{"kind":"Field","name":{"kind":"Name","value":"order"}},{"kind":"Field","name":{"kind":"Name","value":"name"}},{"kind":"Field","name":{"kind":"Name","value":"createdTime"}},{"kind":"Field","name":{"kind":"Name","value":"lastUpdatedTime"}},{"kind":"Field","name":{"kind":"Name","value":"chapters"},"selectionSet":{"kind":"SelectionSet","selections":[{"kind":"Field","name":{"kind":"Name","value":"id"}},{"kind":"Field","name":{"kind":"Name","value":"order"}},{"kind":"Field","name":{"kind":"Name","value":"name"}},{"kind":"Field","name":{"kind":"Name","value":"lastUpdatedTime"}},{"kind":"Field","name":{"kind":"Name","value":"images"},"selectionSet":{"kind":"SelectionSet","selections":[{"kind":"Field","name":{"kind":"Name","value":"id"}},{"kind":"Field","name":{"kind":"Name","value":"newPath"}}]}}]}}]}}]}}]}}]}}]} as unknown as DocumentNode<NovelQuery, NovelQueryVariables>;
+export const NovelsDocument = {"kind":"Document","definitions":[{"kind":"OperationDefinition","operation":"query","name":{"kind":"Name","value":"Novels"},"variableDefinitions":[{"kind":"VariableDefinition","variable":{"kind":"Variable","name":{"kind":"Name","value":"first"}},"type":{"kind":"NamedType","name":{"kind":"Name","value":"Int"}}},{"kind":"VariableDefinition","variable":{"kind":"Variable","name":{"kind":"Name","value":"after"}},"type":{"kind":"NamedType","name":{"kind":"Name","value":"String"}}},{"kind":"VariableDefinition","variable":{"kind":"Variable","name":{"kind":"Name","value":"where"}},"type":{"kind":"NamedType","name":{"kind":"Name","value":"NovelDtoFilterInput"}}},{"kind":"VariableDefinition","variable":{"kind":"Variable","name":{"kind":"Name","value":"order"}},"type":{"kind":"ListType","type":{"kind":"NonNullType","type":{"kind":"NamedType","name":{"kind":"Name","value":"NovelDtoSortInput"}}}}}],"selectionSet":{"kind":"SelectionSet","selections":[{"kind":"Field","name":{"kind":"Name","value":"novels"},"arguments":[{"kind":"Argument","name":{"kind":"Name","value":"first"},"value":{"kind":"Variable","name":{"kind":"Name","value":"first"}}},{"kind":"Argument","name":{"kind":"Name","value":"after"},"value":{"kind":"Variable","name":{"kind":"Name","value":"after"}}},{"kind":"Argument","name":{"kind":"Name","value":"where"},"value":{"kind":"Variable","name":{"kind":"Name","value":"where"}}},{"kind":"Argument","name":{"kind":"Name","value":"order"},"value":{"kind":"Variable","name":{"kind":"Name","value":"order"}}}],"selectionSet":{"kind":"SelectionSet","selections":[{"kind":"Field","name":{"kind":"Name","value":"edges"},"selectionSet":{"kind":"SelectionSet","selections":[{"kind":"Field","name":{"kind":"Name","value":"cursor"}},{"kind":"Field","name":{"kind":"Name","value":"node"},"selectionSet":{"kind":"SelectionSet","selections":[{"kind":"Field","name":{"kind":"Name","value":"id"}},{"kind":"Field","name":{"kind":"Name","value":"url"}},{"kind":"Field","name":{"kind":"Name","value":"name"}},{"kind":"Field","name":{"kind":"Name","value":"description"}},{"kind":"Field","name":{"kind":"Name","value":"coverImage"},"selectionSet":{"kind":"SelectionSet","selections":[{"kind":"Field","name":{"kind":"Name","value":"newPath"}}]}},{"kind":"Field","name":{"kind":"Name","value":"rawStatus"}},{"kind":"Field","name":{"kind":"Name","value":"lastUpdatedTime"}},{"kind":"Field","name":{"kind":"Name","value":"volumes"},"selectionSet":{"kind":"SelectionSet","selections":[{"kind":"Field","name":{"kind":"Name","value":"id"}},{"kind":"Field","name":{"kind":"Name","value":"order"}},{"kind":"Field","name":{"kind":"Name","value":"name"}},{"kind":"Field","name":{"kind":"Name","value":"chapters"},"selectionSet":{"kind":"SelectionSet","selections":[{"kind":"Field","name":{"kind":"Name","value":"order"}},{"kind":"Field","name":{"kind":"Name","value":"name"}}]}}]}},{"kind":"Field","name":{"kind":"Name","value":"tags"},"selectionSet":{"kind":"SelectionSet","selections":[{"kind":"Field","name":{"kind":"Name","value":"key"}},{"kind":"Field","name":{"kind":"Name","value":"displayName"}},{"kind":"Field","name":{"kind":"Name","value":"tagType"}}]}}]}}]}},{"kind":"Field","name":{"kind":"Name","value":"pageInfo"},"selectionSet":{"kind":"SelectionSet","selections":[{"kind":"Field","name":{"kind":"Name","value":"hasNextPage"}},{"kind":"Field","name":{"kind":"Name","value":"endCursor"}}]}}]}}]}}]} as unknown as DocumentNode<NovelsQuery, NovelsQueryVariables>;
+export const GetSettingsPageDataDocument = {"kind":"Document","definitions":[{"kind":"OperationDefinition","operation":"query","name":{"kind":"Name","value":"GetSettingsPageData"},"selectionSet":{"kind":"SelectionSet","selections":[{"kind":"Field","name":{"kind":"Name","value":"currentUser"},"selectionSet":{"kind":"SelectionSet","selections":[{"kind":"Field","name":{"kind":"Name","value":"id"}},{"kind":"Field","name":{"kind":"Name","value":"username"}},{"kind":"Field","name":{"kind":"Name","value":"availableInvites"}},{"kind":"Field","name":{"kind":"Name","value":"invitedUsers"},"selectionSet":{"kind":"SelectionSet","selections":[{"kind":"Field","name":{"kind":"Name","value":"username"}},{"kind":"Field","name":{"kind":"Name","value":"email"}}]}}]}}]}}]} as unknown as DocumentNode<GetSettingsPageDataQuery, GetSettingsPageDataQueryVariables>;

fictionarchive-web-astro/src/lib/graphql/mutations/inviteUser.graphql

@@ -0,0 +1,14 @@
+mutation InviteUser($input: InviteUserInput!) {
+  inviteUser(input: $input) {
+    userDto {
+      id
+      username
+      email
+    }
+    errors {
+      ... on InvalidOperationError {
+        message
+      }
+    }
+  }
+}

fictionarchive-web-astro/src/lib/graphql/queries/chapter.graphql

@@ -1,5 +1,5 @@
-query GetChapter($novelId: UnsignedInt!, $chapterOrder: UnsignedInt!) {
-  chapter(novelId: $novelId, chapterOrder: $chapterOrder) {
+query GetChapter($novelId: UnsignedInt!, $volumeOrder: UnsignedInt!, $chapterOrder: UnsignedInt!) {
+  chapter(novelId: $novelId, volumeOrder: $volumeOrder, chapterOrder: $chapterOrder) {
     id
     order
     name
@@ -16,8 +16,13 @@ query GetChapter($novelId: UnsignedInt!, $chapterOrder: UnsignedInt!) {
 
     novelId
     novelName
-    totalChapters
+    volumeId
+    volumeName
+    volumeOrder
+    totalChaptersInVolume
+    prevChapterVolumeOrder
     prevChapterOrder
+    nextChapterVolumeOrder
     nextChapterOrder
   }
 }

fictionarchive-web-astro/src/lib/graphql/queries/novel.graphql

@@ -36,14 +36,21 @@ query Novel($id: UnsignedInt!) {
         tagType
       }
 
-      chapters {
+      volumes {
         id
         order
         name
+        createdTime
         lastUpdatedTime
-        images {
+        chapters {
           id
-          newPath
+          order
+          name
+          lastUpdatedTime
+          images {
+            id
+            newPath
+          }
         }
       }
     }

fictionarchive-web-astro/src/lib/graphql/queries/novels.graphql

@@ -12,9 +12,14 @@ query Novels($first: Int, $after: String, $where: NovelDtoFilterInput, $order: [
         }
         rawStatus
         lastUpdatedTime
-        chapters {
+        volumes {
+          id
           order
           name
+          chapters {
+            order
+            name
+          }
         }
         tags {
           key

fictionarchive-web-astro/src/lib/graphql/queries/settings.graphql

@@ -0,0 +1,11 @@
+query GetSettingsPageData {
+  currentUser {
+    id
+    username
+    availableInvites
+    invitedUsers {
+      username
+      email
+    }
+  }
+}

fictionarchive-web-astro/src/pages/novels/[id]/chapters/[chapterNumber].astro

@@ -1,10 +0,0 @@
----
-import AppLayout from '../../../../layouts/AppLayout.astro';
-import ChapterReaderPage from '../../../../lib/components/ChapterReaderPage.svelte';
-
-const { id, chapterNumber } = Astro.params;
----
-
-<AppLayout title="Reading - FictionArchive">
-	<ChapterReaderPage novelId={id} chapterNumber={chapterNumber} client:load />
-</AppLayout>

fictionarchive-web-astro/src/pages/novels/[id]/volumes/[volumeOrder]/chapters/[chapterNumber].astro

@@ -0,0 +1,10 @@
+---
+import AppLayout from '../../../../../../layouts/AppLayout.astro';
+import ChapterReaderPage from '../../../../../../lib/components/ChapterReaderPage.svelte';
+
+const { id, volumeOrder, chapterNumber } = Astro.params;
+---
+
+<AppLayout title="Reading - FictionArchive">
+	<ChapterReaderPage novelId={id} volumeOrder={volumeOrder} chapterNumber={chapterNumber} client:load />
+</AppLayout>

fictionarchive-web-astro/src/pages/settings/index.astro

@@ -0,0 +1,8 @@
+---
+import AppLayout from '../../layouts/AppLayout.astro';
+import SettingsPage from '../../lib/components/SettingsPage.svelte';
+---
+
+<AppLayout title="Settings - FictionArchive">
+	<SettingsPage client:load />
+</AppLayout>