public string Add(PublisherDTO dto)
{
if (string.IsNullOrWhiteSpace(dto.Name))
{
throw new InvalidPublisherException("INVALID PUBLISHER NAME");
}
if (dto.ContactNumber == 0)
{
throw new InvalidPublisherException("INVALID PUBLISHER CONTACT NUMBER");
}
Publisher publisher;
var context = new LibraryDBContext();
publisher = context.Publishers.SingleOrDefault(publisherL => publisherL.Name == dto.Name);
if (publisher == null)
{
publisher = new Publisher();
publisher.Name = dto.Name;
publisher.ContactNumber = dto.ContactNumber;
publisher.ID = dto.generateID();
context.Publishers.Add(publisher);
context.SaveChanges();
return(publisher.ID);
}
else
{
return(publisher.ID);
}
}
public bool Update(string ID, PublisherDTO dto)
{
var context = new LibraryDBContext();
Publisher publisher = context.Publishers.SingleOrDefault(publisherL => publisherL.ID == ID);
if (publisher == null)
{
throw new InvalidPublisherException("PUBLISHER NOT FOUND");
}
if (dto.Name != null)
{
publisher.Name = dto.Name;
}
if (dto.ContactNumber != 0)
{
publisher.ContactNumber = dto.ContactNumber;
}
context.SaveChanges();
return(true);
}
/// <summary>
/// This method reads the data of the book and sends the data to dto classes and call addbook method in bookmanager
/// </summary>
public static void AddBookOption()
{
BookDTO bookDTO = new BookDTO();
AuthorDTO authorDTO = new AuthorDTO();
PublisherDTO publisherDTO = new PublisherDTO();
BookRepositoryDTO bookRepoDTO = new BookRepositoryDTO();
Console.Write("\nEnter Title : ");
bookDTO.Title = Console.ReadLine();
while (true)
{
Console.WriteLine("1.Science&Technology 2.Romance 3.Literature 4.Biography 5.History");
Console.Write("\nSelect GenreType : ");
int genre = 0;
int.TryParse(Console.ReadLine(), out genre);
if (genre == 0 || genre < 0 || genre > 5)
{
Console.WriteLine("Please enter correct value");
continue;
}
else
{
switch (genre)
{
case 1: bookDTO.GenreType = "Science&Technology";
break;
case 2: bookDTO.GenreType = "Romance";
break;
case 3: bookDTO.GenreType = "Literature";
break;
case 4: bookDTO.GenreType = "Biography";
break;
case 5: bookDTO.GenreType = "History";
break;
default: Console.WriteLine("Enter correct value");
break;
}
break;
}
}
while (true)
{
Console.Write("\nEnter Author FirstName :");
authorDTO.FirstName = Console.ReadLine();
Console.Write("\nEnter Author LastName :");
authorDTO.LastName = Console.ReadLine();
bookDTO.AuthorDTOlist.Add(authorDTO);
//Author author = authormanager.Get(authorDTO.FirstName);
//if (author == null)
//{
// bookDTO.AuthorIDlist.Add(authormanager.Add(authorDTO));
//}
//else
// bookDTO.AuthorIDlist.Add(author.ID);
Console.Write("\n Do you want to enter more authors Yes/No : ");
if (string.Equals("No", Console.ReadLine(), StringComparison.CurrentCultureIgnoreCase))
{
break;
}
}
Console.Write("\n Enter Publisher Name : ");
publisherDTO.Name = Console.ReadLine();
Console.Write("\n Enter Publisher MoblieNumber : ");
publisherDTO.ContactNumber = long.Parse(Console.ReadLine());
bookDTO.publisherDTO = publisherDTO;
//Publisher publisher = publishermanager.Get(publisherDTO.Name);
//if (publisher == null)
//{
// bookDTO.publisherID = publishermanager.Add(publisherDTO);
//}
//else
// bookDTO.publisherID = publisher.ID;
Console.Write("\n Enter Edition : ");
bookRepoDTO.Edition = Console.ReadLine();
Console.Write("\n Enter Price : ");
bookRepoDTO.Price = Double.Parse(Console.ReadLine());
Console.Write("\n Enter Number of Copies : ");
int numberofbooks = 0;
int.TryParse(Console.ReadLine(), out numberofbooks);
bookRepoDTO.NumberOfCopies = numberofbooks;
bookDTO.BookRepositoryDTO = bookRepoDTO;
if (bookmanager.AddBook(bookDTO) != null)
{
Console.WriteLine("BOOK ADDED SUCCESSFULLY");
}
else
{
Console.WriteLine("SOMETHING WENT WRONG IN ADDING BOOK");
}
}