public static void CreateNewBook(BookManagerDbContext data)
{
Console.Write("Title: ");
string title = Console.ReadLine();
Console.WriteLine("Author:");
Console.Write("-First Name: ");
string firstName = Console.ReadLine();
Console.Write("-Last Name: ");
string lastName = Console.ReadLine();
Console.Write("-Year Born: ");
DateTime born = DateTime.Parse(Console.ReadLine());
Console.Write("-Year Died: ");
DateTime died = DateTime.Parse(Console.ReadLine());
Console.Write("Description: ");
string description = Console.ReadLine();
Console.Write("Date Published: ");
DateTime published = DateTime.Parse(Console.ReadLine());
Console.Write("Book Publisher: ");
string publisher = Console.ReadLine();
List<Genre> genres = new List<Genre>();
Console.WriteLine("Select Book Genres:");
Console.WriteLine("1. Comedy");
Console.WriteLine("2. Action");
Console.WriteLine("3. Fantasy");
Console.Write("Enter your choises: ");
string numbers = Console.ReadLine();
string[] numbersSplited = numbers.Split(' ');
foreach (var number in numbersSplited)
{
SelectGenres(genres, int.Parse(number), data);
}
Console.Write("Pages: ");
int pages = int.Parse(Console.ReadLine());
Console.Write("ISBN: ");
string isbn = Console.ReadLine();
var hasAuthor = data.Authors.Any(a => a.FirstName == firstName && a.LastName == lastName && a.YearBorn == born && a.YearDied == died);
if (!hasAuthor)
{
var newAuthor = new Author() { FirstName = firstName, LastName = lastName, YearBorn = born, YearDied = died };
var book = new Book() { Author = newAuthor, DatePublished = published, Description = description, Genres = genres, ISBN = isbn, Pages = pages, Title = title, Publisher = publisher, isLoan = false };
newAuthor.Books.Add(book);
data.Authors.Add(newAuthor);
data.SaveChanges();
}
else
{
var author = data.Authors.Where(a => a.FirstName == firstName && a.LastName == lastName && a.YearBorn == born && a.YearDied == died).FirstOrDefault();
var book = new Book() { Author = author, DatePublished = published, Description = description, Genres = genres, ISBN = isbn, Pages = pages, Title = title, Publisher = publisher, isLoan = false };
author.Books.Add(book);
data.SaveChanges();
}
}
public static void CreateNewAuthor(BookManagerDbContext data)
{
Console.Write("First Name: ");
string firstName = Console.ReadLine();
Console.Write("Last Name: ");
string lastName = Console.ReadLine();
Console.Write("Year Born: ");
DateTime born = DateTime.Parse(Console.ReadLine());
Console.Write("Year Died: ");
DateTime died = died = DateTime.Parse(Console.ReadLine());
var hasAuthor = data.Authors.Any(a => a.FirstName == firstName && a.LastName == lastName && a.YearBorn == born && a.YearDied == died);
if (!hasAuthor)
{
var newAuthor = new Author() { FirstName = firstName, LastName = lastName, YearBorn = born, YearDied = died };
data.Authors.Add(newAuthor);
data.SaveChanges();
}
else
{
Console.WriteLine("Author already exist!");
}
}
public static void SelectGenres(List<Genre> genres, int number, BookManagerDbContext data)
{
switch (number)
{
case 1:
{
var genre = data.Genres.Where(g => g.Id == 1).FirstOrDefault();
genres.Add(genre);
}; break;
case 2:
{
var genre = data.Genres.Where(g => g.Id == 2).FirstOrDefault();
genres.Add(genre);
}; break;
case 3:
{
var genre = data.Genres.Where(g => g.Id == 3).FirstOrDefault();
genres.Add(genre);
}; break;
}
}
