public IHttpActionResult Delete(int readerID, int bookID)
{
BookService bookService = new BookService();
ReaderService readerService = new ReaderService();
// check if the reader really exists
Reader reader = readerService.GetReaderByID(readerID);
if (reader == null)
{
return(BadRequest($"invalid readerID: {readerID}"));
}
// check if the book really exists
Book book = bookService.GetBookByID(bookID);
if (reader == null)
{
return(BadRequest($"invalid bookID: {bookID}"));
}
readerService.ReturnBook(readerID, bookID);
return(Ok());
}
public IHttpActionResult GetBorrowedBooksByReader(int readerID)
{
BookService bookService = new BookService();
ReaderService readerService = new ReaderService();
// check if the reader really exists
Reader reader = readerService.GetReaderByID(readerID);
if (reader == null)
{
return(BadRequest($"invalid readerID: {readerID}"));
}
var allBooks = bookService.GetBorrowedBooksByReader(readerID)
.Select(c => new BookModel(c))
.ToList();
return(Ok(allBooks));
}
public IHttpActionResult GetByID(int?readerID)
{
if (readerID == null)
{
return(BadRequest("the parameter readerID is empty"));
}
ReaderService ReaderService = new ReaderService();
Reader reader = ReaderService.GetReaderByID(readerID.Value);
if (reader == null)
{
return(BadRequest($"Could not find Reader with ID: {readerID}"));
}
ReaderModel apiReader = new ReaderModel(reader);
return(Ok(apiReader));
}
public IHttpActionResult Delete(int readerID)
{
try
{
ReaderService readerService = new ReaderService();
Reader dbBook = readerService.GetReaderByID(readerID);
if (dbBook == null)
{
return(NotFound());
}
readerService.DeleteReader(readerID);
return(StatusCode(HttpStatusCode.NoContent));
}
catch (Exception ex)
{
return(BadRequest(ex.Message));
}
}
public IHttpActionResult Put(ReaderModel reader)
{
try
{
ReaderService readerService = new ReaderService();
Reader dbReader = readerService.GetReaderByID(reader.ID);
if (dbReader == null)
{
return(NotFound());
}
reader.CopyValuesToEntity(dbReader);
readerService.EditReader(dbReader);
return(StatusCode(HttpStatusCode.NoContent)); // or use Ok()
}
catch (Exception ex)
{
return(BadRequest(ex.GetBaseException().Message));
}
}
public IHttpActionResult Delete(int readerID)
{
try
{
ReaderService readerService = new ReaderService();
Reader dbReader = readerService.GetReaderByID(readerID);
if (dbReader == null)
{
return(NotFound());
}
readerService.DeleteReader(readerID);
// we decide to return no message for information
// so the response has empty body with status 204 - success
return(StatusCode(HttpStatusCode.NoContent));
}
catch (Exception ex)
{
return(BadRequest(ex.GetBaseException().Message));
}
}
static void Main(string[] args)
{
using (BookService service = new BookService())
{
List <Book> books = service.GetAll();
// test if we get date from the DB
Book book = books.FirstOrDefault();
// edit a book
book.Quantity++;
service.EditBook(book);
// get book by ID
Book book2 = service.GetBookByID(book.ID);
// add new book
Book newBook = new Book
{
Author = "Microsoft",
Title = "Creating API",
Description = "книга за програмиране",
Genre = "programming",
Quantity = 1,
CreatedDate = DateTime.Now
};
service.AddBook(newBook);
// find book by author and delete if we have > 1
var booksByAuthor = service.GetByAuthor("Microsoft");
if (booksByAuthor.Count > 1)
{
int bookID = booksByAuthor.Last().ID;
service.DeleteBook(bookID);
}
}
//// another way to get all books - do not use this way, use BookService
//LibraryContext context = new LibraryContext();
//var x = context.Books.ToList();
using (ReaderService readerService = new ReaderService())
{
// add new reader
Reader newReader = new Reader
{
FirstName = "reader",
LastName = DateTime.Now.ToShortTimeString(),
PhoneNumber = "08812345678",
CreatedDate = DateTime.Now
};
readerService.AddReader(newReader);
int readerID = newReader.ID;
// get reader by ID
Reader reader2 = readerService.GetReaderByID(readerID);
// edit reader
reader2.FirstName = "reader " + readerID;
readerService.EditReader(reader2);
}
using (BookService bookService = new BookService())
using (ReaderService readerService = new ReaderService())
{
// get some valid IDs
int bookID = bookService.GetByAuthor("Microsoft").First().ID;
int readerID = readerService.GetAll().Last().ID;
// borrow book
readerService.BorrowBook(readerID, bookID);
// return book
Thread.Sleep(50);
readerService.ReturnBook(readerID, bookID);
}
}