// POST: api/Books
public IHttpActionResult Post([FromBody] BookAdd newItem)
{
// Ensure that the URI is clean (and does not have an id parameter)
if (Request.GetRouteData().Values["id"] != null)
{
return(BadRequest("Invalid request URI"));
}
// Ensure that a "newItem" is in the entity body
if (newItem == null)
{
return(BadRequest("Must send an entity body with the request"));
}
// Ensure that we can use the incoming data
if (!ModelState.IsValid)
{
return(BadRequest(ModelState));
}
// Attempt to add the new object
var addedItem = m.BookAdd(newItem);
// Continue?
if (addedItem == null)
{
return(BadRequest("Cannot add the object"));
}
// HTTP 201 with the new object in the entity body
// Notice how to create the URI for the Location header
var uri = Url.Link("DefaultApi", new { id = addedItem.Id });
return(Created(uri, addedItem));
}
public BookWithMediaInfo BookAdd(BookAdd newItem)
{
// Attention 11 - Book add - make sure that the book does not exist before attempting to add it
// Lookup using the ISBN
// Sanitize the incoming ISBN
var isbn = newItem.ISBN13.Trim().ToUpper();
isbn = isbn.Replace(" ", "");
isbn = isbn.Replace("-", "");
var existingItem = ds.Books.SingleOrDefault
(b => b.ISBN13 == isbn);
if (existingItem != null)
{
return(null);
}
// Attempt to add the new object
var addedItem = ds.Books.Add(Mapper.Map <Book>(newItem));
// Replace the ISBN with the sanitized version
addedItem.ISBN13 = isbn;
ds.SaveChanges();
// Return the object
return((addedItem == null) ? null : Mapper.Map <BookWithMediaInfo>(addedItem));
}