public IActionResult Details(string id)
{
ObjectId loanId = new ObjectId(id);
Loan loan = BookLoanRepository.GetBookLoanByBookLoanId(loanId);
return(View(loan));
}
/// <summary>
/// Compares start date and end date to already lend out book, if the dates interferes with each other, numberOfCopies -= 1
/// </summary>
/// <param name="bookId">the book to borrow</param>
/// <param name="numberOfCopies">number of copies of the chosen book</param>
/// <param name="date">the selected start date</param>
/// <returns>how many copies that remains</returns>
public static int Book(ObjectId bookId, int numberOfCopies, DateTime startDate, DateTime endDate)
{
List <Loan> loans = BookLoanRepository.GetBookLoansById(bookId);
foreach (Loan loan in loans)
{
int checkStartDate = Validations.CompareDates(startDate, loan.StartDate);
int checkEndDate = Validations.CompareDates(endDate, loan.EndDate);
if (checkStartDate >= 0 && checkEndDate <= 0)
{
numberOfCopies -= 1;
}
else if (true)
{
checkStartDate = Validations.CompareDates(endDate, loan.StartDate);
checkEndDate = Validations.CompareDates(endDate, loan.EndDate);
if (checkStartDate >= 0 && checkEndDate <= 0)
{
numberOfCopies -= 1;
}
}
}
return(numberOfCopies);
}
public IActionResult ConfirmDelete(string id)
{
ObjectId bookLoanId = new ObjectId(id);
BookLoanRepository.DeleteBookLoan(bookLoanId);
return(Redirect("/BookLoan"));
}
public IActionResult Edit(string id, DateTime startDate, DateTime endDate)
{
ObjectId loanId = new ObjectId(id);
BookLoanRepository.UpdateBookLoan(loanId, startDate, endDate);
return(Redirect("/BookLoan"));
}
private static void LoanProcessAvailableBooks(Member member, Book book, DateTime startDate, DateTime endDate)
{
Loan loan = Factory.CreateLoan(startDate, endDate, member);
loan.BookArticle = book;
BookLoanRepository.InsertBookLoan(loan);
StandardMessages.LoanComplete(book.Name, loan.EndDate);
}
public JsonResult Get()
{
using (var ctx = new libraryContext())
{
var data = new BookLoanRepository(ctx).GetBookLoans().ToList();
return(Json(data, new JsonSerializerSettings {
ReferenceLoopHandling = ReferenceLoopHandling.Ignore
}));
}
}
public static void UpdateBookLoan(Member member)
{
Loan loanToReturn = SelectLoanById.SelectBookLoan(member);
if (loanToReturn != null)
{
DateTime returnDate = DateTime.Today;
BookLoanRepository.ReturnBook(loanToReturn, returnDate);
StandardMessages.ItemReturned("book");
}
else
{
StandardMessages.NothingToReturn("books");
}
}
public JsonResult Post([FromBody] BookLoans loan)
{
using (var ctx = new libraryContext())
{
var BkLnRepo = new BookLoanRepository(ctx);
var result = BkLnRepo.Add(loan);
if (result == null)
{
ctx.SaveChanges();
return(Json(new { message = "Success" }));
}
else
{
return(Json(new { error = result }));
}
}
}
/// <summary>
/// The user selects a book loan by index and gets the chosen book loan returned
/// </summary>
/// <returns>the chosen book loan</returns>
public static Loan SelectBookLoan(Member member)
{
List <Book> book = BookRepository.GetBooks();
if (book.Count > 0)
{
List <Loan> loans = BookLoanRepository.GetBookLoansByMember(member);
StandardMessages.ListAllItems("your book loans");
int i = 1;
foreach (Loan loan in loans)
{
var outputDate = loan.EndDate.ToString("yyyy-MM-dd");
Console.WriteLine($"{i} {loan.Member.Name} {loan.BookArticle.Name} {outputDate}");
i++;
}
StandardMessages.SelectItemToDelete("book", "return");
string input = Console.ReadLine();
if (input != "0")
{
int index = Validations.ParseInt(input);
bool isValid = Validations.SelectedIndex(index, i, loans.Count);
if (isValid)
{
return(loans[index - 1]);
}
else
{
StandardMessages.InvalidOption();
input = Console.ReadLine();
return(null);
}
}
else
{
return(null);
}
}
else
{
StandardMessages.NothingToReturn("books");
return(null);
}
}
/// <summary>
/// Prints all book loans with the id of the book the user wanted to borrow
/// </summary>
/// <param name="id">book id of the wanted book</param>
public static void PrintBookLoansList(ObjectId id)
{
List <Loan> loans = BookLoanRepository.GetBookLoansById(id);
StandardMessages.ListAllItems("loans");
DateTime today = DateTime.Today;
foreach (Loan loan in loans)
{
int result = Validations.CompareDates(today, loan.EndDate);
if (result < 0)
{
var startDate = loan.StartDate.ToString("yyyy-MM-dd");
var endDate = loan.EndDate.ToString("yyyy-MM-dd");
Console.WriteLine($"{loan.BookArticle.Name} - {loan.Member.Name} - {startDate} - {endDate}");
}
}
}
public IActionResult Create(string memberId, string bookId, DateTime startDate, DateTime endDate)
{
ObjectId memberOId = new ObjectId(memberId);
ObjectId bookOId = new ObjectId(bookId);
Book book = BookRepository.GetBookById(bookOId);
int copiesRemaining = CheckLoansToCopies.Book(book.Id, book.NumberOfCopies, startDate, endDate);
if (copiesRemaining > 0)
{
Loan loan = CreateLoan(memberOId, book.Id, startDate, endDate);
BookLoanRepository.InsertBookLoan(loan);
}
else if (copiesRemaining <= 0)
{
string errorMessage = "No availiable copies at that date. Please try an other one";
BookLoanModel bookLoanModel = new BookLoanModel();
bookLoanModel.ErrorMessage = errorMessage;
return(View(bookLoanModel));
}
return(Redirect("/BookLoan"));
}
public IActionResult Index()
{
List <Loan> loans = BookLoanRepository.GetAllBookLoans();
return(View(loans));
}
