public SaveBookPagesCommandAggregate(RepositoryContext context, BookPagesInputDto bookPages) : base(context)
{
RootEntity = new BookEntity
{
Id = bookPages.Id,
Title = bookPages.Title
};
Enqueue(
new SaveEntityCommandOperation <BookEntity>(RootEntity)
);
if (bookPages.Pages?.Any() == true)
{
foreach (var page in bookPages.Pages)
{
var pageEntity = new PageEntity
{
Id = page.Id,
Index = page.Index
};
Pages.Add(pageEntity);
if (pageEntity.Id != null)
{
pageEntity.BookId = RootEntity.Id.Value;
Enqueue(
new UpdateEntityCommandOperation <PageEntity>(pageEntity)
);
}
else
{
Enqueue(
new AddLinkedEntityCommandOperation <BookEntity, PageEntity>(
RootEntity,
getLinkedEntity: () => pageEntity
)
);
}
}
}
}
public void Book_Aggregate_With_Pages_Book_Only_Tests()
{
var context = new RepositoryContext(connectionName);
context.RegisterCommandRepositoryFactory <BookEntity>(() => new BookCommandRepository());
context.RegisterCommandRepositoryFactory <PageEntity>(() => new PageCommandRepository());
// Insert
var inputDto = new BookPagesInputDto
{
Title = "Programming Java"
};
var saveAggregate = new SaveBookPagesCommandAggregate(context, inputDto);
saveAggregate.Save();
var bookEntity = saveAggregate.RootEntity;
Assert.IsNotNull(bookEntity.Id);
var bookId = bookEntity.Id;
var pages = saveAggregate.Pages;
Assert.AreEqual(0, pages.Count());
// Read
context.RegisterQueryRepository <BookEntity>(new BookQueryRepository());
context.RegisterQueryRepository <PageEntity>(new PageQueryRepository());
var bookQueryAggregate = new BookPagesQueryAggregate(context);
bookQueryAggregate.Get(bookId);
bookEntity = bookQueryAggregate.RootEntity;
Assert.AreEqual(bookId, bookEntity.Id);
Assert.AreEqual("Programming Java", bookEntity.Title);
Assert.AreEqual(0, bookQueryAggregate.Pages.Count());
// Update
bookEntity = saveAggregate.RootEntity;
bookEntity.Title = "Programming Java 2nd Ed.";
saveAggregate.Save();
// Read after update
bookQueryAggregate.Get(bookId);
bookEntity = bookQueryAggregate.RootEntity;
Assert.AreEqual(bookId, bookEntity.Id);
Assert.AreEqual("Programming Java 2nd Ed.", bookEntity.Title);
Assert.AreEqual(0, bookQueryAggregate.Pages.Count());
// Delete
var deleteAggregate = new DeleteBookPagesCommandAggregate(context, bookId);
deleteAggregate.Save();
bookQueryAggregate.Get(bookId);
Assert.IsNull(bookQueryAggregate.RootEntity);
}