//GET: Create Loan
public IActionResult CreateLoan(int id)
{
var vm = new LoanCreateVm();
vm.MemberList = new SelectList(memberService.GetAllMembers(), "ID", "Name");
vm.ID = id;
return(View(vm));
}
//GET: Create Loan
public IActionResult Create()
{
var vm = new LoanCreateVm();
vm.BookList = new SelectList(bookService.GetAllBooks(), "ID", "Title");
vm.MemberList = new SelectList(memberService.GetAllMembers(), "ID", "Name");
return(View(vm));
}
public ActionResult Create()
{
var vm = new LoanCreateVm();
vm.SelectListBookCopy1 = new SelectList(_bookcopyService.GetAllBookCopies().Where(b => b.IsAvailable == true), "BookCopyId", "BookCopyId");
vm.SelectListBookCopy2 = new SelectList(_bookcopyService.GetAllBookCopies().Where(b => b.IsAvailable == true), "BookCopyId", "BookCopyId");
vm.SelectListBookCopy3 = new SelectList(_bookcopyService.GetAllBookCopies().Where(b => b.IsAvailable == true), "BookCopyId", "BookCopyId");
vm.SelectListMemberId = new SelectList(_memberService.GetAllmembers(), "Id", "Id");
return(View(vm));
}
// GET: Loan/Create
public IActionResult Create()
{
var vm = new LoanCreateVm();
vm.MemberList = new SelectList(memberservice.GetAllMembers(), "Id", "Name");
//vm.MemberList = new SelectList(memberservice.GetAllMembers(), "Id", "Name");
vm.AvailableBooksList = new SelectList(bookcopyservice.GetAllAvailableBooks(loanservice.GetAllCurrentLoans()), "Id", "Details.Title");
foreach (var item in vm.AvailableBooksList)
{
item.Text += ", book-id: " + item.Value;
}
return(View(vm));
}
public async Task <IActionResult> Create(LoanCreateVm vm)
{
if (ModelState.IsValid)
{
//Skapa nytt lån
var newLoan = new Loan();
newLoan.MemberId = vm.MemberId;
newLoan.LoanDate = datetimeservice.Now;
newLoan.bookCopyId = vm.BookCopyId;
loanservice.AddLoan(newLoan);
return(RedirectToAction(nameof(Index)));
}
return(RedirectToAction("Error", "Home", ""));
}
public async Task <IActionResult> CreateLoan(LoanCreateVm vm)
{
if (ModelState.IsValid)
{
var newLoan = new Loan();
var book = bookService.GetBookById(vm.ID);
var bookCopy = bookService.GetCopyOfBook(book);
newLoan.BookCopy = bookCopy;
newLoan.BookCopyID = bookCopy.ID;
newLoan.BookCopy.OnLoan = true;
newLoan.Returned = false;
newLoan.LoanTime = vm.LoanTime;
newLoan.ReturnTime = vm.ReturnTime;
newLoan.MemberID = vm.MemberID;
book.CopiesAvailable = bookService.GetNumberOfAvailableCopies(book);
bookService.UpdateBookDetails(book);
loanService.AddLoan(newLoan);
return(RedirectToAction(nameof(Index)));
}
return(RedirectToAction("Error", "Home", ""));
}
public ActionResult Create(LoanCreateVm vm)
{
if (ModelState.IsValid)
{
var memberToCheck = _memberService.FindMember(vm.MemberId);
// We need to check how many bookcopies the member already has borrowed
int loanCount = 0;
if (memberToCheck.Loans != null)
{
foreach (var loan in memberToCheck.Loans)
{
// it should only take into account active loans
if (loan.ReturnDate < loan.StartDate)
{
var bookCopies = loan.BookCopyLoans.Where(l => l.LoanId == loan.LoanId);
if (bookCopies != null)
{
loanCount += bookCopies.Count();
}
}
}
}
// okay the user might not have more then the max amount of books to borrow
// but we also need to prevent that the new loan entry doesn't go over the max amount
vm.BookCopyID1 ??= 0;
vm.BookCopyID2 ??= 0;
vm.BookCopyID3 ??= 0;
int[] bookCopyIDs = new[] { (int)vm.BookCopyID1, (int)vm.BookCopyID2, (int)vm.BookCopyID3 };
var nrBookCopiesToBorrow = 0;
for (var i = 0; i < bookCopyIDs.Length; i++)
{
if (bookCopyIDs[i] != 0)
{
nrBookCopiesToBorrow++;
}
}
// So let's say the member gets to borrow 3 books per loan and 9 books max in total
// So the member can add loans untill the total amount of loans reaches over 9 books
// We therefore count the total amount of books in order to decide if this loan request is valid
// Loan count stands for the books already borrowed, the nr of copies to borrow is the number of books he/she now wants to borrow
var totalBookCountToCheck = loanCount + nrBookCopiesToBorrow;
// If the totalBookCountToCheck is higher then 9 no new loan, we return the view. The member might need to take away books.
// We also perform a check if the entered books to borrow are not the same - we also take into account the situation where the member borrows only
// one book - results in two zero's, which should not lead to redirect to view...
if (memberToCheck.Loans != null && totalBookCountToCheck > 9 || (vm.BookCopyID1 == vm.BookCopyID2 && vm.BookCopyID1 != 0 || vm.BookCopyID1 == vm.BookCopyID3 && vm.BookCopyID1 != 0 || vm.BookCopyID2 == vm.BookCopyID3 && vm.BookCopyID2 != 0) || (vm.BookCopyID1 == 0 && vm.BookCopyID2 == 0 && vm.BookCopyID3 == 0))
{
// We need to declare the viewmodel again , because else we'll get an exception saying the vm the bookcopyId of vm is of value int and not type selectlist
vm.SelectListBookCopy1 = new SelectList(_bookcopyService.GetAllBookCopies().Where(b => b.IsAvailable == true), "BookCopyId", "BookCopyId");
vm.SelectListBookCopy2 = new SelectList(_bookcopyService.GetAllBookCopies().Where(b => b.IsAvailable == true), "BookCopyId", "BookCopyId");
vm.SelectListBookCopy3 = new SelectList(_bookcopyService.GetAllBookCopies().Where(b => b.IsAvailable == true), "BookCopyId", "BookCopyId");
vm.SelectListMemberId = new SelectList(_memberService.GetAllmembers(), "Id", "Id");
return(View(vm));
}
else
{
//Create new loan
var newLoan = new Loan();
newLoan.MemberID = Convert.ToInt32(vm.MemberId);
_loanService.AddLoan(newLoan);
var allLoansIncludingTheNewLoan = _loanService.GetAllLoans();
var allLoansOrdered = allLoansIncludingTheNewLoan.OrderBy(x => x.LoanId);
var lastItem = allLoansOrdered.Last();
var LoanId = lastItem.LoanId;
// Needs a sort in descending order here if the first index is 0 - if first bookcopy is not filled in but 2 and 3 for instance are
// If we don't do this it will generate exception concerning a problem in db 'bookcopyloans'
if (bookCopyIDs[0] == 0)
{
Array.Sort(bookCopyIDs);
Array.Reverse(bookCopyIDs);
}
for (var i = 0; i < nrBookCopiesToBorrow; i++)
{
var newBookCopyLoan = new BookCopyLoan
{
LoanId = LoanId,
BookCopyId = bookCopyIDs[i]
};
_bookCopyLoanService.AddBookCopyLoan(newBookCopyLoan);
_bookcopyService.UpdateBookCopyDetails(bookCopyIDs[i]);
}
return(RedirectToAction(nameof(Index)));
}
}
return(RedirectToAction("Error", "Home", ""));
}
