private bool validate()
{
Control[] controls = new Control[] {
accTextBox, typeDoubleInput, autherTextBox,
publisherTextBox, pubYearIntInput
};
string[] captions = new string[] {
"Accession Number", "Type Number", "Auther of the Book",
"Publisher of the Book", "Published Year"
};
//Accession No already exists.
if (BookController.IsBookExists(accTextBox.Text))
{
ValidationClass.ShowInvalidError(highlighter, accTextBox, "The Accession No is already exists!", "Accession No");
accTextBox.SelectAll();
return(false);
}
//Test for Required Fields
bool valid = ValidationClass.ValidateEmptyText(highlighter, controls, captions);
if (!valid)
{
return(false);
}
return(true);
}
private void addBookButton_Click(object sender, EventArgs e)
{
#region Check for maximum
if (borrowFlowLayout.Controls.Count > SettingsModel.MaxBookCount)
{
MessageBox.Show("Can't lend more books", "Maximum Reached");
return;
}
#endregion
string accessNo = addBookNoTextBox.Text;
#region Check whether exists
bool isExists = BookController.IsBookExists(accessNo);
if (!isExists)
{
ValidationClass.ShowInvalidError(
highlighter,
addBookNoTextBox,
"There is not a Book with this Accession Number.",
"Invalid Accession No"
);
return; //End Execution
}
#endregion
#region Is Book Available (No member has borrowed)
bool isAvailable = TransactionController.GetMember_NotReturned(accessNo) == null;
if (!isAvailable)
{
ValidationClass.ShowInvalidError(
highlighter,
addBookNoTextBox,
"The Book has been borrowed by other Member.\n" +
"The Book is not available now.",
"Not Available"
);
return; //End Execution
}
#endregion
#region Check for Already Exists
foreach (Control control in borrowFlowLayout.Controls)
{
BorrowBookPanel bookPanel = (BorrowBookPanel)control;
if (bookPanel.Book.AccessNo == accessNo)
{
ValidationClass.ShowInvalidError(
highlighter,
addBookNoTextBox,
"The Book has been already added.",
"Duplicating Book"
);
return;
}
}
#endregion
BookModel book = BookController.GetBook(accessNo);
BorrowBookPanel borrowBookPanel = new BorrowBookPanel();
borrowBookPanel.Book = book;
borrowBookPanel.ParentTabPanel = this;
borrowFlowLayout.Controls.Add(borrowBookPanel);
returnBorrowFlowLayout_Resize(borrowFlowLayout, null);
addBookNoTextBox.Text = "";
addBookNoTextBox.Select();
}
private void findButton_Click(object sender, EventArgs e)
{
string accessNo;
string memberNo;
//Get the member who doesn't return the book
#region Get the member
if (bookIDRadioButton.Checked)
{
accessNo = searchIDTextBox.Text;
memberNo = TransactionController.GetMember_NotReturned(accessNo);
if (memberNo == null)
{
ValidationClass.ShowInvalidError(
highlighter,
searchIDTextBox,
"This Book is already available in the Library OR\nAccession Number is not valid!",
"Invalid Accession Number"
);
//No Execution further
return;
}
}
else
{
memberNo = searchIDTextBox.Text;
if (!MemberController.IsMemberExists(memberNo))
{
ValidationClass.ShowInvalidError(
highlighter,
searchIDTextBox,
"Invalid Member Number",
"Member No"
);
//No Execution further
return;
}
}
//Load Member
MemberModel member = MemberController.GetMember(memberNo);
//If the member is already opened by a tab in parent form
SubItemsCollection openedTabs = ParentTransForm.GetOpenedTabs();//TODO : This in not good
for (int i = 0; i < openedTabs.Count; i++)
{
if (openedTabs[i].Text == member.Name)
{
MessageBox.Show("This Member has already opened in a Tab.");
return;
}
}
Member = member;
memberPanel.Visible = true;
#endregion
//Load Books
#region Load Books
List <TransactionModel> transList = TransactionController.GetTransactions(memberNo);
int transCount = transList.Count;
returnBooks = new ReturnBookPanel[transCount];
returnFlowLayout.Controls.Clear();
for (int i = 0; i < transCount; i++)
{
BookModel book = BookController.GetBook(transList[i].AccessNo);
addReturnBooksToTheFlowLayout(ref returnBooks[i]);
returnBooks[i].BookModel = book;
returnBooks[i].Transaction = transList[i];
}
isAllReturned();
#endregion
verifyNextButton.PerformClick();
}