private void borrow(CirculatedCopy cc, Copy c, Reservation r)
{
// Insert borrow record
if (cc == null)
{
return;
}
CirculatedCopyDAO.Insert(cc);
// update type = 'B' at Copy
if (c == null)
{
return;
}
c.Type = 'B';
CopyDAO.Update(c);
// update status = 'A' at Reservation
if (r == null)
{
return;
}
r.Status = 'A';
ReserveDAO.Update(r);
}
private void borrow(CirculatedCopy cc, Copy c, Reservation r)
{
// Insert borrow record
if (cc == null)
{
return;
}
if (CirculatedCopyDAO.Insert(cc))
{
txtDueDate.Text = Calendar1.SelectedDate.AddDays(14).ToString("dd/MM/yyyy");
// update type = 'B' at Copy
c = (Copy)Session["copy"];
if (c == null)
{
return;
}
c.Type = 'B';
CopyDAO.Update(c);
// update status = 'A' at Reservation
r = (Reservation)Session["reser"];
if (r == null)
{
return;
}
r.Status = 'A';
ReserveDAO.Update(r);
}
else
{
lblError.Text = cc.BorrowedDate.ToString("yyyy-MM-dd hh:mm:ss");
lblError.Text = "Borrow Fail :< ";
}
}
private errorBorrow checkCondition(int borrowerNumber, int copyNumber, out Copy c, out Reservation r)
{
c = null;
r = null;
c = CopyDAO.GetCopy(copyNumber);
if (c == null)
{
return(errorBorrow.CopyNotExist);
}
if (c.Type == 'A')
{
return(errorBorrow.CopyReferenced);
}
if (c.Type == 'B')
{
return(errorBorrow.CopyBorrowed);
}
// Check if this book is reserved by others and you are not at the first of the reservation list
int bookNumber = c.BookNumber;
r = ReserveDAO.GetFirstReservation(bookNumber);
if (r != null && r.BorrowerNumber != borrowerNumber)
{
return(errorBorrow.CopyReserved);
}
return(errorBorrow.OK);
}
private void View()
{
DataTable dt = ReserveDAO.GetReservation(int.Parse(txtBorrowerNumber.Text));
GridView1.DataSource = dt;
GridView1.DataBind();
lblNumberReservedBooks.Text = dt.Rows.Count.ToString();
}
protected void btReserve_Click(object sender, EventArgs e)
{
Reservation rs = new Reservation(int.Parse(txtMemberCode.Text), int.Parse(txtBookNumber.Text), Calendar1.SelectedDate);
ReserveDAO.Insert(rs);
View();
displayButtons(1);
}
protected void btnReserve_Click(object sender, EventArgs e)
{
Reservation re = new Reservation();
re.BorrowerNumber = int.Parse(txtBorrowerNumber.Text);
re.BookNumber = int.Parse(txtBookNumber.Text);
re.Date = Convert.ToDateTime(Calendar1.SelectedDate.ToString());
re.Status = 'R';
ReserveDAO.Insert(re);
View();
txtBookNumber.Text = "";
displayButtons(1);
}
protected void btnBorrow_Click(object sender, EventArgs e)
{
DateTime receiveDate = Calendar1.SelectedDate;
DateTime dueDate = Calendar1.SelectedDate.AddDays(14);
CirculatedCopy cc = new CirculatedCopy(int.Parse(txtCopyNumber.Text), int.Parse(txtBorrowerNumber.Text),
receiveDate, dueDate);
c = CopyDAO.GetCopy(int.Parse(txtCopyNumber.Text));
r = r = ReserveDAO.GetFirstReservation(c.BookNumber);
borrow(cc, c, r);
showData();
displayButtons(1);
}
protected void btnReserve_Click(object sender, EventArgs e)
{
int borrowerNum = int.Parse(txtBorrowerNumber.Text);
Borrower borrower = BorrowerDAO.GetBorrower(borrowerNum);
Reservation rv = new Reservation(int.Parse(txtBorrowerNumber.Text), int.Parse(txtBookNumber.Text), Calendar1.SelectedDate);
if (ReserveDAO.Insert(rv))
{
View(borrower);
btnReserve.Enabled = false;
}
else
{
lblError.Text = "Reserve queue failse! ";
}
}
private void View()
{
DataTable dt = new ReserveDAO().SelectDS(int.Parse(txtMemberCode.Text), 'R');
dataGridView1.DataSource = dt;
this.dataGridView1.Columns["date"].DefaultCellStyle.Format = "dd/MM/yyyy";
int n = dataGridView1.Rows.Count - 1;
if (n < 0)
{
lbNumberOfReservedBooks.Text = "0";
}
else
{
lbNumberOfReservedBooks.Text = n.ToString();
}
}
private void View()
{
DataTable dt = ReserveDAO.SelectDS(int.Parse(txtMemberCode.Text), 'R');
GridView1.DataSource = dt;
GridView1.DataBind();
int n = GridView1.Rows.Count;
if (n < 0)
{
lbNumberOfReservedBooks.Text = "0";
}
else
{
lbNumberOfReservedBooks.Text = n.ToString();
}
}
protected void btnCheckMember_Click(object sender, EventArgs e)
{
int borrowerNum;
if (DAO.checkInt(txtBorrowerNumber.Text) == false)
{
lblError.Text = "Borrower number must be a integer!";
/*MessageBox.Show("");
* txtMemberCode.Focus();*/
return;
}
borrowerNum = int.Parse(txtBorrowerNumber.Text);
Borrower borrower = BorrowerDAO.GetBorrower(borrowerNum);
if (borrower != null)
{
txtName.Text = borrower.Name; //display name
View(borrower);
//MessageBox.Show("R".Equals("R") + "");
if (ReserveDAO.GetLastReserveOfBorrower(int.Parse(txtBorrowerNumber.Text)) != null &&
ReserveDAO.GetLastReserveOfBorrower(int.Parse(txtBorrowerNumber.Text)).Status.ToString().Equals("R")) //mean the last record still R
{
//have a book in reserve
/* MessageBox.Show("Oops! you have book in reserve queue! You can't reserve book until it's over");*/
lblError.Text = "Oops! you have book in reserve queue! You can't reserve book until it's over";
btnChkCondition.Enabled = false;
txtBookNumber.Enabled = false;
btnReserve.Enabled = false;
}
else
{
lblError.Text = " ";
btnChkCondition.Enabled = true;
txtBookNumber.Enabled = true;
}
}
else
{
lblError.Text = "Oops, ID is not exist! Check again!";
}
}
private void borrow(CirculatedCopy cc, Copy c, Reservation r)
{
// Insert borrow record
if (cc == null)
{
return;
}
CirculatedCopyDAO.Insert(cc);
// update type = 'B' at Copy
c = CopyDAO.GetCopy(Int32.Parse(txtCopyNumber.Text));
c.Type = 'B';
CopyDAO.Update(c);
// update status = 'A' at Reservation
if (r == null)
{
return;
}
r.Status = 'A';
ReserveDAO.Update(r);
}
private void View(Borrower borrower)
{
DataTable dt = new DataTable();
dt = ReserveDAO.GetDataTableReserve(borrower.BorrowerNumber);
/* foreach (DataRow dr in dt.Rows)
* {
* dr[3] = DateTime.Parse((dr[3].ToString())).ToString("dd/MM/yyyy");
* }*/
DataView dv = new DataView(dt);
GridView1.DataSource = dv;
GridView1.DataBind();
try
{
GridViewRow row = GridView1.Rows[0];
row.Cells[3].Text = DateTime.Parse((row.Cells[3].Text.ToString())).ToString("dd/MM/yyyy");
}
catch
{
}
}
/// <summary>
/// 构造函数
/// </summary>
public ReserveBLL(LoggingSessionInfo pUserInfo)
{
this.CurrentUserInfo = pUserInfo;
this._currentDAO = new ReserveDAO(pUserInfo);
}
