Included navigation fields in get queries

LiteCharms.Features.MidrandBooks/AuthorBooks/BooksService.cs

@@ -30,7 +30,7 @@ public class BooksService(IDbContextFactory<MidrandBooksDbContext> contextFactor
         }
     }
 
-    public async ValueTask<Result<long>> PublishBookAsync(long authorId, long productId, CancellationToken cancellationToken = default)
+    public async ValueTask<Result<long>> CreateBookAsync(long authorId, long productId, CancellationToken cancellationToken = default)
     {
         try
         {
@@ -65,7 +65,11 @@ public class BooksService(IDbContextFactory<MidrandBooksDbContext> contextFactor
             await using var context = await contextFactory.CreateDbContextAsync(cancellationToken);
 
             var book = await context.Books
-                .AsNoTracking().FirstOrDefaultAsync(b => b.Id == bookId, cancellationToken);
+                .AsNoTracking()
+                .Include(b => b.Author)
+                .Include(b => b.Product!.Price)
+                .Include(b => b.Pages)
+                .FirstOrDefaultAsync(b => b.Id == bookId, cancellationToken);
 
             return book is null 
                 ? Result.Fail<AuthorBook>(new Error($"Book with ID {bookId} not found")) 
@@ -88,6 +92,8 @@ public class BooksService(IDbContextFactory<MidrandBooksDbContext> contextFactor
 
             var books = await context.Books
                 .AsNoTracking()
+                .Include(b => b.Author)
+                .Include(b => b.Product!.Price)
                 .OrderByDescending(b => b.CreatedAt)
                 .Where(b => b.AuthorId == authorId)
                 .ToListAsync(cancellationToken);
@@ -101,4 +107,34 @@ public class BooksService(IDbContextFactory<MidrandBooksDbContext> contextFactor
             return Result.Fail<AuthorBook[]>(new Error(ex.Message).CausedBy(ex));
         }
     }
+
+    public async ValueTask<Result<AuthorBook[]>> GetPublishedBooksAsync(int offset, int limit, CancellationToken cancellationToken = default)
+    {
+        try
+        {
+            await using var context = await contextFactory.CreateDbContextAsync(cancellationToken);
+
+            var books = await context.Books
+                .AsNoTracking()
+                .Include(b => b.Author)
+                .Include(b => b.Product!.Price)
+                .Include(b => b.Pages)
+                .Where(b => b.Enabled && b.Product!.Enabled && b.Author.Enabled)
+                .OrderByDescending(b => b.Ranking)
+                    .ThenByDescending(b => b.Ranking)
+                    .ThenByDescending(b => b.CreatedAt)
+                    .ThenByDescending(b => b.UpdatedAt)
+                .Skip(offset).Take(limit)
+                .AsSplitQuery()
+                .ToArrayAsync(cancellationToken);
+
+            return books?.Length > 0
+                ? Result.Ok(books.Select(b => b.ToModel()).ToArray())
+                : Result.Fail<AuthorBook[]>(new Error("No published books found."));
+        }
+        catch (Exception ex)
+        {
+            return Result.Fail<AuthorBook[]>(new Error(ex.Message).CausedBy(ex));
+        }
+    }
 }

LiteCharms.Features.MidrandBooks/AuthorBooks/Entities/AuthorBook.cs

@@ -8,7 +8,7 @@ public class AuthorBook : Models.AuthorBook
 {
     public virtual Author Author { get; set; } = new();
 
-    public virtual Product Book { get; set; } = new();
+    public new virtual Product? Product { get; set; }
 
     public virtual ICollection<BookPage> Pages { get; set; } = [];
 }

LiteCharms.Features.MidrandBooks/AuthorBooks/Entities/AuthorBookConfiguration.cs

@@ -20,7 +20,7 @@ public class AuthorBookConfiguration : IEntityTypeConfiguration<AuthorBook>
             .HasForeignKey(f => f.AuthorId)
             .OnDelete(DeleteBehavior.Restrict);
 
-        builder.HasOne(f => f.Book)
+        builder.HasOne(f => f.Product)
             .WithMany()
             .HasForeignKey(f => f.ProductId)
             .OnDelete(DeleteBehavior.Restrict);

LiteCharms.Features.MidrandBooks/AuthorBooks/Models/AuthorBook.cs

@@ -1,4 +1,6 @@
-namespace LiteCharms.Features.MidrandBooks.AuthorBooks.Models;
+using LiteCharms.Features.MidrandBooks.Products.Models;
+
+namespace LiteCharms.Features.MidrandBooks.AuthorBooks.Models;
 
 public class AuthorBook
 {
@@ -16,5 +18,7 @@ public class AuthorBook
 
     public int Ranking { get; set; }
 
+    public Product? Product { get; set; }
+
     public bool Enabled { get; set; }
 }