private void btnReturn_Click(object sender, EventArgs e)
{
try
{
if (Form_Validation() != string.Empty)
{
MessageBox.Show(Form_Validation(), "Error", MessageBoxButtons.OK, MessageBoxIcon.Error);
}
else
{
ReturnBL ReturnBL = new ReturnBL(s, r);
loan.StudentId = txtStudentId.Text;
loan.DateReturned = DateTime.Now;
if (ReturnBL.ReturnTransaction(txtStudentId.Text, resourcrId, DateTime.Now, (int)loanStatus))
{
MessageBox.Show("Return worked!");
//loans.Remove(loanss);
}
else
{
MessageBox.Show("Return failed");
}
ListsBL listsBL = new ListsBL();
dgvCurrentLoans.DataSource = listsBL.GetLoans(s.StudentId);
}
}
catch (Exception ex)
{
MessageBox.Show(ex.Message, "Error", MessageBoxButtons.OK, MessageBoxIcon.Error);
}
}
private void btnSearch_Click(object sender, EventArgs e)
{
try
{
if (txtSearchKeyword.Text == string.Empty)
{
MessageBox.Show("StudendID is empty", "Error", MessageBoxButtons.OK, MessageBoxIcon.Error);
}
else if (txtSearchKeyword.Text.Length > 8)
{
MessageBox.Show("StudendID cannot exceed length of 8", "Error", MessageBoxButtons.OK, MessageBoxIcon.Error);
}
else
{
ListsBL listBL = new ListsBL();
lstMatchingStudents.DataSource = listBL.GetStudents(txtSearchKeyword.Text);
lstMatchingStudents.DisplayMember = "FullName";
lstMatchingStudents.ValueMember = "StudentId";
string msg = "";
foreach (ValidationError error in listBL.Errors)
{
msg += error.Description + Environment.NewLine;
}
if (msg != string.Empty)
{
MessageBox.Show(msg, "Error", MessageBoxButtons.OK, MessageBoxIcon.Error);
}
}
}
catch (Exception ex)
{
MessageBox.Show(ex.Message, "Error", MessageBoxButtons.OK, MessageBoxIcon.Error);
}
}
private void btnSearch_Click(object sender, EventArgs e)
{
try
{
if (txtSearchKeyword.Text == string.Empty)
{
MessageBox.Show("StudendID is empty", "Error", MessageBoxButtons.OK, MessageBoxIcon.Error);
}
else if (txtSearchKeyword.Text.Length > 8)
{
MessageBox.Show("StudendID cannot exceed length of 8", "Error", MessageBoxButtons.OK, MessageBoxIcon.Error);
}
else
{
ListsBL listBL = new ListsBL();
lstMatchingStudents.DataSource = listBL.GetStudents(txtSearchKeyword.Text);
lstMatchingStudents.DisplayMember = "FullName";
lstMatchingStudents.ValueMember = "StudentId";
}
}
catch (Exception ex)
{
MessageBox.Show(ex.Message, "Error", MessageBoxButtons.OK, MessageBoxIcon.Error);
}
}
private void LoadStudentList()
{
ListsBL listsBl = new ListsBL();
var l = listsBl.GetStudent(txtStudentSearchName.Text, txtStudentSearchId.Text);
SelectionMode selectionMode = lstSearchResult.SelectionMode;
lstSearchResult.SelectionMode = SelectionMode.None;
lstSearchResult.DataSource = l;
lstSearchResult.DisplayMember = "FullName";
lstSearchResult.ValueMember = "StudentId";
lstSearchResult.SelectionMode = selectionMode;
}
private void lstMatchingStudents_Click(object sender, EventArgs e)
{
try
{
if (lstMatchingStudents.SelectedIndex == -1)
{
MessageBox.Show("Please search studend first then select", "Error", MessageBoxButtons.OK, MessageBoxIcon.Error);
}
else
{
StudentBL studentBL = new StudentBL();
s = studentBL.GetStudent(lstMatchingStudents.SelectedValue.ToString());
string msg = "";
//Check Studend Status and overdueBalance
foreach (ValidationError error in studentBL.Errors)
{
msg += error.Description + Environment.NewLine;
}
if (msg != string.Empty)
{
MessageBox.Show(msg, "Error", MessageBoxButtons.OK, MessageBoxIcon.Error);
}
txtStudentId.Text = s.StudentId;
txtProgramOption.Text = s.Program.ToString();
txtFirstName.Text = s.FirstName;
txtLastName.Text = s.lastName;
txtEndDate.Text = s.EndDate.ToString();
txtStartDate.Text = s.StartDate.ToString();
txtBalanceDue.Text = s.BalanceDue.ToString("c");
chkIsActive.Checked = s.IsActive;
ListsBL listsBL = new ListsBL();
showDGV(listsBL.GetLoans(s.StudentId));
}
}
catch (Exception ex)
{
MessageBox.Show(ex.Message, "Error", MessageBoxButtons.OK, MessageBoxIcon.Error);
}
}
private void btnSearchResource_Click(object sender, EventArgs e)
{
try
{
if (txtResourceIdEntry.Text == string.Empty)
{
MessageBox.Show("ResourceID is empty", "Error", MessageBoxButtons.OK, MessageBoxIcon.Error);
}
else
{
ResourceBL resourceBL = new ResourceBL();
r = resourceBL.GetResourceOnLoan(Convert.ToInt32(txtResourceIdEntry.Text));
txtResourceId.Text = r.ResourceId.ToString();
txtStudentId.Text = r.StudentId.ToString();
txtResourceTitle.Text = r.Title;
txtResourceType.Text = r.ResourceType.ToString();
txtResourceStatus.Text = r.ResourceStatus.ToString();
chkIsReserved.Checked = r.IsReserved;
StudentBL studentBl = new StudentBL();
s = studentBl.GetStudent(txtStudentId.Text);
txtFirstName.Text = s.FirstName;
txtLastName.Text = s.lastName;
txtBalanceDue.Text = s.BalanceDue.ToString();
txtEndDate.Text = s.EndDate.ToString();
txtStartDate.Text = s.StartDate.ToString();
txtProgramOption.Text = s.Program.ToString();
chkIsActive.Checked = s.IsActive;
ListsBL listsBL = new ListsBL();
dgvCurrentLoans.DataSource = listsBL.GetLoans(txtStudentId.Text);
cmbLoanStatus.DataSource = listsBL.GetLoans(txtStudentId.Text);
cmbLoanStatus.DisplayMember = "LoanStatus";
}
}
catch (Exception ex)
{
MessageBox.Show(ex.Message, "Error", MessageBoxButtons.OK, MessageBoxIcon.Error);
}
}
private void lstMatchingStudents_Click(object sender, EventArgs e)
{
try
{
StudentBL studentBL = new StudentBL();
s = studentBL.GetStudent(lstMatchingStudents.SelectedValue.ToString());
txtStudentId.Text = s.StudentId;
txtProgramOption.Text = s.Program.ToString();
txtFirstName.Text = s.FirstName;
txtLastName.Text = s.lastName;
txtStartDate.Text = s.StartDate.ToString();
txtEndDate.Text = s.EndDate.ToString();
txtBalanceDue.Text = s.BalanceDue.ToString("c");
chkIsActive.Checked = s.IsActive;
ListsBL listsBL = new ListsBL();
dgvCurrentLoans.DataSource = listsBL.GetLoans(s.StudentId);
}
catch (Exception ex)
{
MessageBox.Show(ex.Message, "Error", MessageBoxButtons.OK, MessageBoxIcon.Error);
}
}
private void btnCheckout_Click(object sender, EventArgs e)
{
try
{
loan.StudentId = txtStudentId.Text;
loan.ResourceId = Convert.ToInt32(txtResourceIdEntry.Text);
loan.CheckOutDate = DateTime.Now;
LoanBL loanBL = new LoanBL();
if (r.IsReserved != true && r.ResourceStatus.ToString() == "Available")
{
MessageBox.Show($"StudendID: {txtStudentId.Text}\n" +
$"ResourceID: {txtResourceIdEntry.Text}\n" +
$"CheckOut Date: {loan.CheckOutDate}\n" +
$"Due Date: {loan.DueDate}");
if (loanBL.ResourceTransaction(loan.StudentId, loan.ResourceId, loan.CheckOutDate, loan.DueDate))
{
MessageBox.Show("Transaction worked!");
}
else
{
MessageBox.Show("Transaction Falied!");
}
ListsBL listsBL = new ListsBL();
dgvCurrentLoans.DataSource = listsBL.GetLoans(s.StudentId);
}
else
{
MessageBox.Show("Resource is not available!");
}
}
catch (Exception ex)
{
MessageBox.Show(ex.Message, "Error", MessageBoxButtons.OK, MessageBoxIcon.Error);
}
}
private void btnCheckout_Click(object sender, EventArgs e)
{
try
{
if (Form_Validation() != string.Empty)
{
MessageBox.Show(Form_Validation(), "Error", MessageBoxButtons.OK, MessageBoxIcon.Error);
}
else
{
if (loans.Count != 0)
{
foreach (LoanLookUp loan in loans.ToList())
{
GetResource(loan.ResourceId);
LoanBL loanBL = new LoanBL(s, r);
if (loanBL.Errors.Count == 0)
{
loan.StudendId = s.StudentId;
loan.ResourceId = r.ResourceId;
loan.CheckOutDate = DateTime.Now;
//Check Studend Status and overdueBalance
if (loanBL.ResourceTransaction(loan.CheckOutDate, loan.DueDate))
{
DeleteLoans(loan.ResourceId);
if (loans.Count == 0)
{
dgvList.DataSource = null;
MessageBox.Show("Checkout worked!");
}
txtResourceStatus.Text = r.ResourceStatus.ToString();
}
}
else
{
string msg = "";
foreach (ValidationError error in loanBL.Errors)
{
msg += error.Description + Environment.NewLine;
}
MessageBox.Show(msg, "Error", MessageBoxButtons.OK, MessageBoxIcon.Error);
}
}
ListsBL listsBL = new ListsBL();
showDGV(listsBL.GetLoans(s.StudentId));
}
else
{
MessageBox.Show("please add resources first", "Error", MessageBoxButtons.OK, MessageBoxIcon.Error);
}
}
}
catch (Exception ex)
{
MessageBox.Show(ex.Message, "Error", MessageBoxButtons.OK, MessageBoxIcon.Error);
}
}
