private void TakeABook()
{
Console.Clear();
var isBookFind = false;
while (!isBookFind)
{
Console.WriteLine("Please, print the book's name.");
var name = Console.ReadLine();
Console.WriteLine("Please, print the book's author.");
var author = Console.ReadLine();
var isAnyAuthorBookWithTheName =
BooksList.Any(book => book.Name == name && book.Author == author && book.Count > 0);
if (isAnyAuthorBookWithTheName)
{
Console.WriteLine("Please, take your book.");
var bookIndex =
BooksList.FindIndex(book => book.Name == name && book.Author == author && book.Count > 0);
BooksList[bookIndex].Count--;
if (BooksList[bookIndex].PopularityIndex <= Book.MaxPopularityIndex)
{
BooksList[bookIndex].PopularityIndex++;
}
isBookFind = true;
}
else
{
Console.WriteLine("There isn't any book with the name of the author. Please, try again.");
}
}
}
private void AddABook()
{
Console.Clear();
Console.WriteLine("Please, print the book's name.");
var name = Console.ReadLine();
Console.WriteLine("Please, print the book's author.");
var author = Console.ReadLine();
var isAnyAuthorBookWithTheName = BooksList.Any(book => book.Name == name && book.Author == author);
if (isAnyAuthorBookWithTheName)
{
var bookIndex = BooksList.FindIndex(book => book.Name == name && book.Author == author);
BooksList[bookIndex].Count++;
Console.WriteLine("Thank you for adding one more exemplar.");
}
else
{
var generes = Enum.GetNames(typeof(Genere));
Console.WriteLine("Please, choose the book's genere.");
for (int i = 0; i < generes.Length; i++)
{
Console.WriteLine("{0} : {1}", (i + 1), generes[i]);
}
var genere = Genere.Detective;
switch (Console.ReadLine())
{
case "1":
genere = Genere.Fantasy;
break;
case "2":
genere = Genere.Detective;
break;
case "3":
genere = Genere.Romance;
break;
}
Console.WriteLine("Please, print the book's year of publication.");
var yearOfPublication = int.Parse(Console.ReadLine());
Console.WriteLine("Please, print the book's number of pages.");
var numberOfPages = int.Parse(Console.ReadLine());
var newBook = new Book(name, author, genere, yearOfPublication, numberOfPages, 1, 1);
BooksList.Add(newBook);
}
Console.WriteLine("Thank you for adding the book!");
Console.WriteLine("Please, press any key to continue...");
Console.ReadLine();
}
private void FindBookByTheName()
{
Console.Clear();
Console.WriteLine("Please, print the book's name.");
var name = Console.ReadLine();
var isAnyBookWithTheName = BooksList.Any(book => book.Name == name && book.Count > 0);
if (isAnyBookWithTheName)
{
var findedBook = BooksList.Single(book => book.Name == name && book.Count > 0);
Console.WriteLine(findedBook);
}
else
{
Console.WriteLine("There isn't any book with the name.");
}
}
private void FindBooksByTheAuthor()
{
Console.Clear();
Console.WriteLine("Please, print the book's author.");
var author = Console.ReadLine();
var isAnyAuthorBook = BooksList.Any(book => book.Author == author && book.Count > 0);
if (isAnyAuthorBook)
{
var findedBooks = BooksList.Where(book => book.Author == author && book.Count > 0);
foreach (var findedBook in findedBooks)
{
Console.WriteLine(findedBook);
}
}
else
{
Console.WriteLine("There isn't any book of the author.");
}
}
private void FindTheBookByTheNameAndTheAuthor()
{
Console.Clear();
Console.WriteLine("Please, print the book's name.");
var name = Console.ReadLine();
Console.WriteLine("Please, print the book's author.");
var author = Console.ReadLine();
var isAnyAuthorBookWithTheName = BooksList.Any(book => book.Name == name && book.Author == author && book.Count > 0);
if (isAnyAuthorBookWithTheName)
{
var findedBook = BooksList.Single(book => book.Name == name && book.Author == author && book.Count > 0);
Console.WriteLine(findedBook);
}
else
{
Console.WriteLine("There isn't any book with the name of the author.");
}
Console.WriteLine("Please, press any key to continue...");
Console.ReadLine();
}