protected void Page_Load(object sender, EventArgs e)
{
_copyBarcode = Request.QueryString["barcode"];
_isNew = Convert.ToBoolean(Request.QueryString["isNew"]);
_isbn = Request.QueryString["isbn"];
txtBarcode.Enabled = false;
if (!Page.IsPostBack)
{
FillDropDowns();
if (_copyBarcode != null)
{
var bookCopyCollection = new BookCopyCollection();
if (bookCopyCollection.BookCopy.Find(_copyBarcode))
{
DisplayCopyDetails(bookCopyCollection.BookCopy);
}
}
if (_isNew)
{
var idGen = new IdGenerator();
txtBarcode.Text = idGen.BookCopy();
}
}
}
protected void Page_Load(object sender, EventArgs e)
{
_isbn = Request.QueryString["isbn"];
_borrowerId = Session["user"].ToString();
if (!string.IsNullOrEmpty(_isbn))
{
var book = new Book();
book.Find(_isbn);
lblIsbn.Text = book.Isbn;
lblTitle.Text = book.Title;
lblAuthor.Text = book.Author;
lblPublisher.Text = book.Publisher;
lblPubYear.Text = book.PubYear;
lblEdition.Text = book.Edition.ToString();
lblGenre.Text = book.GetGenreDescription(book.GenreCode);
var bookCopies = new BookCopyCollection(_isbn).BookCopies;
var loans = new LoanCollection();
loans.FilterActiveLoansByIsbn(_isbn);
DataTable copyDisplay = new DataTable();
var list = loans.LoanList;
copyDisplay.Columns.Add("Barcode", typeof(string));
copyDisplay.Columns.Add("Shelf", typeof(string));
copyDisplay.Columns.Add("LoanType", typeof(string));
copyDisplay.Columns.Add("Status", typeof(string));
List <bool> copyAvailability = new List <bool>();
int copiesAvailable = 0;
foreach (var bookCopy in bookCopies)
{
DataRow row = copyDisplay.NewRow();
row["Barcode"] = bookCopy.Barcode;
row["Shelf"] = book.ShelfNo;
row["LoanType"] = bookCopy.LoanType;
var activeLoan =
loans.LoanList.Find(loan => loan.CopyBarcode.Trim() == bookCopy.Barcode.Trim());
var isReservable = activeLoan != null;
row["Status"] = !isReservable
? "Available"
: activeLoan.LoanDueDate < DateTime.Now
? $"Overdue (was due back {activeLoan.LoanDueDate.ToString("d MMMM")})"
: $"Due on {activeLoan.LoanDueDate.ToString("d MMMM yyyy")}";
copyDisplay.Rows.Add(row);
copiesAvailable += !isReservable ? 1 : 0;
copyAvailability.Add(isReservable && bookCopy.LoanType.Contains("Normal"));
}
btnReserve.Enabled = copyAvailability.Exists(available => available) && copyDisplay.Rows.Count != 0;
btnReserve.Text = copyAvailability.Exists(available => available) && copyDisplay.Rows.Count != 0
? "Reserve"
: "Not Reservable";
lblAvailableCopy.Text = $"{copiesAvailable} copy/copies available at {book.ShelfNo}";
rptBookCopies.DataSource = copyDisplay;
rptBookCopies.DataBind();
}
}
protected void Page_Load(object sender, EventArgs e)
{
_bookIsbn = Request.QueryString["isbn"];
if (_bookIsbn != null)
{
GetBookDetails(_bookIsbn);
var copies = new BookCopyCollection();
copies.FilterCopiesByIsbn(_bookIsbn);
rptBookCopy.DataSource = copies.BookCopies;
rptBookCopy.DataBind();
}
}
protected void HandlerDeleteBookCopy(object sender, EventArgs e)
{
var source = sender as Button;
var copies = new BookCopyCollection();
if (source != null)
{
var barcode = source.CommandArgument;
if (copies.BookCopy.Find(barcode))
{
copies.Delete(barcode);
rptBookCopy.DataBind();
}
}
}
protected void HandlerSaveBookCopy(object sender, EventArgs e)
{
var copies = new BookCopyCollection();
var copy = copies.BookCopy;
var copyCheck = new BookCopy();
bool isThere = copyCheck.Find(txtBarcode.Text);
copy.Barcode = txtBarcode.Text;
copy.Barcode = txtBarcode.Text;
copy.LoanType = ddlLoanType.SelectedValue;
copy.Status = ddlStatus.SelectedValue;
copy.Condition = ddlCondition.SelectedValue;
copy.CopyIsbn = _isbn;
if (_isNew && !isThere)
{
copies.Add();
}
else if (isThere && _isNew)
{
//Display Error
ScriptManager.RegisterStartupScript(
this,
typeof(Page),
"Alert",
"<script>alert('Barcode already exists.');</script>",
false);
}
else
{
copies.Update();
}
}
