private void btnReturn_Click(object sender, EventArgs e)
{
//update book status
book.BookStatus = 1;
int i = EntityBroker.updateBook(book);
if (i == 1)
{
//transaction
transaction.ReturnDate = DateTime.Today.Date;
transaction.ChargeAmount = (decimal)charge;
int j = EntityBroker.updateTransaction(transaction);
if (j != 1)
{
MessageBox.Show("Error Saving in Book Transaction Update. Please Contact to Programmer");
}
}
else
{
MessageBox.Show("Error Saving in Book Status Change. Please Contact to Programmer");
}
ucListBooks booklist = new ucListBooks();
booklist.setMainWindowRefrence(MainWindowObject);
MainWindowObject.RequestContentChange(booklist);
this.Close();
}
private void btnAddNew_Click(object sender, EventArgs e)
{
Book book = new Book();
book.BookModelID = book_model_id;
book.BookStatus = 1;
int i = EntityBroker.createNewBook(book);
if (i == 0)
{
return;
}
//refreshing book list
//MessageBox.Show(book_model_id.ToString());
ucDetailsBook ucdb = new ucDetailsBook(book_model_id);
ucdb.setMainWindowRefrence(MainWindowObject);
ucdb.setParentWindowRefrence(ParentWindowObject);
ParentWindowObject.RequestContentChange(ucdb);
//refreshing min window list
ucListBooks booklist = new ucListBooks();
booklist.setMainWindowRefrence(MainWindowObject);
MainWindowObject.RequestContentChange(booklist);
}
public ucDetialsMember(int _member_id)
{
InitializeComponent();
member_id = _member_id;
entity = new LibraryDBEntities();
member = EntityBroker.getMemberByMemberID(_member_id);
}
public ucDetailsBook(int _book_model_id)
{
InitializeComponent();
book_model_id = _book_model_id;
entity = new LibraryDBEntities();
dt = new DataTable();
dt.Columns.Add("Book ID", typeof(int));
dt.Columns.Add("Status", typeof(string));
dt.Columns.Add("Lend Date", typeof(string));
dt.Columns.Add("Due Date", typeof(string));
bookmodel = EntityBroker.getBookModelByID(_book_model_id);
}
private void btnSave_Click(object sender, EventArgs e)
{
int i = 0;
if (txtMemberName.Text == "")
{
MessageBox.Show("Member Name shouldn't be black.");
return;
}
if (member_id > 0)
{
member.MemberName = txtMemberName.Text;
member.Address = txtAddress.Text;
member.PhoneNumber = txtPhoneNumber.Text;
member.NIRC = txtNIRCNumber.Text;
member.Email = txtEmail.Text;
i = EntityBroker.updateMember(member);
}
else
{
Member mb = new Member();
mb.MemberName = txtMemberName.Text;
mb.Address = txtAddress.Text;
mb.PhoneNumber = txtPhoneNumber.Text;
mb.NIRC = txtNIRCNumber.Text;
mb.Email = txtEmail.Text;
i = EntityBroker.createMember(mb);
}
if (i == 1)
{
MessageBox.Show("Member Information Saved");
//#TODO::
//ucListMember ml = new ucListMember();
//ml.setMainWindowRefrence(MainWindowObject);
//MainWindowObject.RequestContentChange(ml);
ParentWindowObject.Close();
}
else
{
MessageBox.Show("Error in updating. Error code :: {0}", i.ToString());
}
}
public void fillBookList()
{
try
{
lblBookTitlePageTitle.Text = bookmodel.BookTitle;
txtBookTitle.Text = bookmodel.BookTitle;
txtBookDescription.Text = bookmodel.BookDescription;
txtAuthor.Text = bookmodel.Author;
txtBookCategory.Text = bookmodel.BookCategory;
txtPublisherName.Text = bookmodel.PublisherName;
dtpPublishDate.Value = bookmodel.PublishDate.Value;
txtRentalPricePerDay.Text = bookmodel.RentalPricePerDay.ToString();
maxAvaiableDaysToRent.Text = bookmodel.MaxAvailableDayToRent.ToString();
}
catch { }
dt.Rows.Clear();
var books = EntityBroker.getBooksByBookModelID(bookmodel.BookModelId);
dgvListOfCopies.DataSource = null;
foreach (Book book in books)
{
string lend_date_str = "-";
string due_date_str = "-";
string status = (book.BookStatus == 0) ? "Rented" : (book.BookStatus == 1) ? "Avaiable" : "Not Avaiable";
LibTran t = EntityBroker.getLastTransationByBookID(book.BookID);
if (book.BookStatus == 0)
{
lend_date_str = t.LendDate.ToString("dd MM yyyy");
DateTime DueDate = t.LendDate.AddDays(Convert.ToDouble(bookmodel.MaxAvailableDayToRent));
due_date_str = DueDate.ToString("dd MM yyyy");
}
dt.Rows.Add(
book.BookID,
status,
lend_date_str,
due_date_str
);
}
}
private void btnSearchByBookTitle_Click(object sender, EventArgs e)
{
var bookmodels = EntityBroker.getBookModelByTitle(txtSearchByBookTitle.Text);
dt.Rows.Clear();
foreach (BooksModel bookmodel in bookmodels)
{
dt.Rows.Add(
bookmodel.BookTitle,
EntityBroker.getNumberOfBooksInLibraryByBookModelID(bookmodel.BookModelId),
EntityBroker.getNumberOfAvaiableBooksToRentInLibraryByBookModelID(bookmodel.BookModelId),
bookmodel.Author,
bookmodel.BookCategory,
bookmodel.MaxAvailableDayToRent,
bookmodel.BookModelId
);
}
dgvBooksList.DataSource = dt;
}
public Window_Popup_ReturnBook(int _book_id)
{
InitializeComponent();
this.FormBorderStyle = FormBorderStyle.FixedSingle; //make unresizable
transaction = EntityBroker.getLastTransationByBookID(_book_id);
book = EntityBroker.getBookByBookID(_book_id);
member = EntityBroker.getMemberByMemberID(transaction.MemberID);
bookmodel = EntityBroker.getBookModelByID(book.BookModelID);
calculateCharge();
lblBookTitle.Text = bookmodel.BookTitle;
lblBookIDValue.Text = book.BookID.ToString();
lblMemberNameValue.Text = member.MemberName;
lblMemberIDValue.Text = member.MemberID.ToString();
lblRentDateValue.Text = transaction.LendDate.ToString("dd MM, yyyy");
lblChargeValue.Text = charge.ToString();
}
private void ucListBooks_Load(object sender, EventArgs e)
{
var bookmodels = EntityBroker.getBooksModels();
dt.Rows.Clear();
foreach (BooksModel bookmodel in bookmodels)
{
dt.Rows.Add(
bookmodel.BookTitle,
EntityBroker.getNumberOfBooksInLibraryByBookModelID(bookmodel.BookModelId),
EntityBroker.getNumberOfAvaiableBooksToRentInLibraryByBookModelID(bookmodel.BookModelId),
bookmodel.Author,
bookmodel.BookCategory,
bookmodel.MaxAvailableDayToRent,
bookmodel.BookModelId
);
}
dgvBooksList.DataSource = dt;
dgvBooksList.Refresh();
}
private void dgvListOfCopies_CellClick(object sender, DataGridViewCellEventArgs e)
{
DataGridView dgv = sender as DataGridView;
if (dgv == null)
{
return;
}
if (dgv.CurrentRow.Selected)
{
int _book_id = Convert.ToInt32(dgv.SelectedRows[0].Cells["Book ID"].Value);
Book _book = EntityBroker.getBookByBookID(_book_id);
if (_book.BookStatus == 1)
{
try
{
Window_Popup_LendBook w = new Window_Popup_LendBook(_book_id);
w.setMainWindowRefrence(MainWindowObject);
w.ShowDialog();
winObj.Close();
}
catch {
MessageBox.Show("Please close the window manually");
}
}
else
{
Window_Popup_ReturnBook w = new Window_Popup_ReturnBook(_book_id);
w.setMainWindowRefrence(MainWindowObject);
w.ShowDialog();
winObj.Close();
}
}
}
private void btnSearchByBookID_Click(object sender, EventArgs e)
{
int _book_id = 0;
try
{
_book_id = Convert.ToInt32(txtSearchByBookID.Text);
}
catch {
MessageBox.Show("Book ID you entered is not valid type.");
return;
}
Book _book = new Book();
_book = EntityBroker.getBookByBookID(_book_id);
if (_book == null)
{
MessageBox.Show("Book ID you entered is not in the library.");
return;
}
if (_book.BookStatus == 1)
{
Window_Popup_LendBook w = new Window_Popup_LendBook(_book_id);
w.setMainWindowRefrence(MainWindowObject);
w.ShowDialog();
}
else if (_book.BookStatus == 0)
{
Window_Popup_ReturnBook w = new Window_Popup_ReturnBook(_book_id);
w.setMainWindowRefrence(MainWindowObject);
w.ShowDialog();
}
}
private void btnSave_Click(object sender, EventArgs e)
{
int i = 0;
if (txtBookTitle.Text == "")
{
MessageBox.Show("Book Title shouldn't be empty.");
return;
}
if (txtRentalPricePerDay.Text == "")
{
MessageBox.Show("Rental Price shouldn't be empty.");
return;
}
if (maxAvaiableDaysToRent.Text == "")
{
MessageBox.Show("Max Avaiable Days To Rent shouldn't be empty.");
return;
}
if (book_model_id > 0)
{
bookmodel.BookTitle = lblBookTitlePageTitle.Text;
bookmodel.BookTitle = txtBookTitle.Text;
bookmodel.BookDescription = (string)txtBookDescription.Text;
bookmodel.Author = txtAuthor.Text;
bookmodel.BookCategory = txtBookCategory.Text;
bookmodel.PublisherName = txtPublisherName.Text;
bookmodel.PublishDate = dtpPublishDate.Value;
bookmodel.RentalPricePerDay = (decimal)Convert.ToDouble(txtRentalPricePerDay.Text);
bookmodel.MaxAvailableDayToRent = (short)Convert.ToInt32(maxAvaiableDaysToRent.Text);
i = EntityBroker.updateBookModel(bookmodel);
}
else
{
BooksModel bm = new BooksModel();
bm.BookTitle = (string)txtBookTitle.Text;
bm.BookDescription = (string)txtBookDescription.Text;
bm.Author = (string)txtAuthor.Text;
bm.BookCategory = (string)txtBookCategory.Text;
bm.PublisherName = (string)txtPublisherName.Text;
bm.PublishDate = dtpPublishDate.Value;
bm.RentalPricePerDay = (decimal)Convert.ToDouble(txtRentalPricePerDay.Text);
bm.MaxAvailableDayToRent = (short)Convert.ToDouble(maxAvaiableDaysToRent.Text);
i = EntityBroker.createNewBookModel(bm);
}
if (i == 1)
{
MessageBox.Show("Book Information Saved");
ucListBooks booklist = new ucListBooks();
booklist.setMainWindowRefrence(MainWindowObject);
MainWindowObject.RequestContentChange(booklist);
ParentWindowObject.Close();
}
else
{
MessageBox.Show("Error in updating. Error code :: {0}", i.ToString());
}
}
private void btnRent_Click(object sender, EventArgs e)
{
//#TODO::ExceptionHandle
LibraryDBEntities entity = new LibraryDBEntities();
LibTran t = new LibTran();
int member_id = 0;
int book_id = 0;
try
{
book_id = Convert.ToInt32(txtBookID.Text);
}
catch
{
MessageBox.Show("BookID you entered is not valid type.");
return;
}
try
{
member_id = Convert.ToInt32(txtMemberID.Text);
}
catch
{
MessageBox.Show("MemberID you entered is not valid type.");
return;
}
Book book = EntityBroker.getBookByBookID(book_id);
if (book == null)
{
MessageBox.Show("BookID doesn't exit.");
return;
}
if (book.BookStatus != 1)
{
MessageBox.Show("Book is not avaiable to rent.");
return;
}
Member member;
member = EntityBroker.getMemberByMemberID(member_id);
if (member == null)
{
MessageBox.Show("MemberID doesn't exit.");
return;
}
t.MemberID = member_id;
t.BookID = book_id;
t.LendDate = DateTime.Now;
entity.AddToLibTrans(t);
try
{
entity.SaveChanges();
}catch {
MessageBox.Show("User not exit");
}
Book b = entity.Books.Where(x => x.BookID == t.BookID).SingleOrDefault();
b.BookStatus = 0;
int i = entity.SaveChanges();
if (i == 1)
{
try
{
ucListBooks booklist = new ucListBooks();
booklist.setMainWindowRefrence(MainWindowObject);
MainWindowObject.RequestContentChange(booklist);
}
catch {
MessageBox.Show("Exception. Please close the window manually. Sorry for inconvenience");
}
}
this.Close();
}
