public IActionResult UpdateBookForAuthor(Guid authorID, Guid bookID, [FromBody] BookUpdationDto book)
{
if (book == null)
{
return(BadRequest());
}
if (!libraryRepository.AuthorExists(authorID))
{
return(NotFound());
}
var bookforAuthor = libraryRepository.GetBookForAuthor(authorID, bookID);
if (bookforAuthor == null)
{
// below piece of code defines UPSERTING in put, for complete IF block
var bookToAdd = Mapper.Map <BookUpdationDto, Book>(book);
bookToAdd.Id = bookID;
libraryRepository.AddBookForAuthor(authorID, bookToAdd);
if (!libraryRepository.Save())
{
throw new Exception($"updating book {bookID} for author{authorID} failed on save");
}
var bookToReturn = Mapper.Map <Book, BookDto>(bookToAdd);
return(CreatedAtRoute("GetBookForAuthor", new { authorID = bookToReturn.AuthorId, bookID = bookToReturn.Id }, bookToReturn));
}
Mapper.Map <BookUpdationDto, Book>(book, bookforAuthor);
libraryRepository.UpdateBookForAuthor(bookforAuthor);
if (!libraryRepository.Save())
{
throw new Exception($"updating book {bookID} for author{authorID} failed on save");
}
return(NoContent());
}
public IActionResult PartiallyUpdateBookForAuthor(Guid authorID, Guid bookID, [FromBody] JsonPatchDocument <BookUpdationDto> patchDoc)
{
//always use content type (media type) as application/json-patch+json
if (patchDoc == null)
{
return(BadRequest());
}
if (!libraryRepository.AuthorExists(authorID))
{
return(NotFound());
}
var bookforAuthor = libraryRepository.GetBookForAuthor(authorID, bookID);
if (bookforAuthor == null)
{
//return NotFound();
// UPSERTING with PATCH in this if block
var bookDto = new BookUpdationDto();
patchDoc.ApplyTo(bookDto);
var bookToAdd = Mapper.Map <Book>(bookDto);
bookToAdd.Id = bookID;
libraryRepository.AddBookForAuthor(authorID, bookforAuthor);
if (!libraryRepository.Save())
{
throw new Exception($"patching book {bookID} for author{authorID} failed on save");
}
var bookToReturn = Mapper.Map <BookDto>(bookToAdd);
return(CreatedAtRoute("GetBookForAuthor", new { authorID = authorID, bookID = bookToReturn.Id }, bookToReturn));
}
var bookToPatch = Mapper.Map <BookUpdationDto>(bookforAuthor);
////patchDoc.ApplyTo(bookToPatch, ModelState);
patchDoc.ApplyTo(bookToPatch);
if (bookToPatch.Title == bookToPatch.Description)
{
ModelState.AddModelError(nameof(BookUpdationDto), "title and description cant be same");
}
TryValidateModel(bookToPatch);
//add validation
if (!ModelState.IsValid)
{
return(new UnprocessableEntityObjectResult(ModelState));
}
Mapper.Map <BookUpdationDto, Book>(bookToPatch, bookforAuthor);
libraryRepository.UpdateBookForAuthor(bookforAuthor);
if (!libraryRepository.Save())
{
throw new Exception($"patching book {bookID} for author{authorID} failed on save");
}
return(NoContent());
}