public async Task <Loan> AddNewLoan(NewLoan newloan)
{
newloan.RepaymentAmount = Math.Round(newloan.FundingAmount * (decimal)1.2, 3);
var loan = new Loan
{
BorrowerName = newloan.BorrowerName,
FundingAmount = newloan.FundingAmount,
RepaymentAmount = newloan.RepaymentAmount,
Deleted = false
};
return(await _loanRepository.AddNewLoan(loan));
}
public IActionResult BorrowList(string bookIdent)
{
string userId = _userManager.GetUserId(User);
List <Loan> allUserLoans = _loanRepository.GetCurrentLoansByUserId(userId).ToList();
var userLoansTotal = allUserLoans.Count();
var loanAdded = false;
// add the new loan to the DB if the user doesn't have five books out on loan
if (userLoansTotal < 5)
{
loanAdded = _loanRepository.AddNewLoan(bookIdent, userId);
}
// update loan data following the addition of a new loan to the loan table
allUserLoans.Clear();
allUserLoans = _loanRepository.GetCurrentLoansByUserId(userId).ToList();
userLoansTotal = allUserLoans.Count();
if ((userLoansTotal != 5) && (loanAdded == false))
{
userLoansTotal = 100;
}
// prepare a message for the user advising them of their loan status
var loansLeft = (5 - userLoansTotal);
switch (userLoansTotal)
{
case int i when i == 0:
_loansMessage = "You currently have " + userLoansTotal + " loan. You may borrow up to " + loansLeft + " books.";
break;
case int i when i == 1:
_loansMessage = "You currently have " + userLoansTotal + " loan. You may borrow another " + loansLeft + " books.";
break;
case int i when i > 1 && i <= 3:
_loansMessage = "You currently have " + userLoansTotal + " loans. You may borrow another " + loansLeft + " books.";
break;
case int i when i == 4:
_loansMessage = "You currently have " + userLoansTotal + " loans. You may borrow 1 more book.";
break;
case int i when i == 5:
_loansMessage = "You currently have " + userLoansTotal + " loans. This is the maximum number of loans.";
break;
case int i when i == 6:
_loansMessage = "You currently have 5 loans. This is the maximum number of loans.";
break;
case int i when i == 100:
_loansMessage = "Borrow Request Failed";
break;
}
// get the user's loaned books
List <Book> bookLoans = null;
if (userLoansTotal > 0)
{
bookLoans = _bookRepository.GetUsersLoanedBooks(allUserLoans, userId).ToList();
}
// get all available books not existing in the loan table
List <Book> availableBooks = _bookRepository.GetAvailableBooks().ToList();
bool tempTextColRed = true;
if ((userLoansTotal >= 0) && (userLoansTotal < 5))
{
tempTextColRed = false;
}
var borrowListViewModel = new BorrowListViewModel()
{
AvailableBooks = availableBooks,
UserLoanedBooks = bookLoans,
LoanBookCount = userLoansTotal,
UserId = _userManager.GetUserId(User),
LoanMessage = _loansMessage,
TextColorRed = tempTextColRed
};
return(View(borrowListViewModel));
}
