private void btnEquipment_Click(object sender, RoutedEventArgs e)
{
if (String.IsNullOrWhiteSpace(txtFirst.Text) || String.IsNullOrEmpty(txtFirst.Text))
{
UniversalError ue = new UniversalError("Uh-Oh!", "Please swipe your card or enter your student ID in first");
ue.ShowDialog();
}
else
{
if (isStudent(txtFirst.Text))
{
string studentNumber = getID(txtFirst.Text).Trim();
Loan ln = new Loan(studentNumber);
this.Close();
ln.Show();
}
else
{
UniversalError ue = new UniversalError("Please Register", "You must register for an account first.");
ue.ShowDialog();
txtFirst.Text = "";
}
}
}
private void btnEdit_Click(object sender, RoutedEventArgs e)
{
if (String.IsNullOrWhiteSpace(txtFirst.Text) || String.IsNullOrEmpty(txtFirst.Text))
{
UniversalError ue = new UniversalError("Uh-Oh!", "Please swipe your card or enter your student ID in first");
ue.ShowDialog();
}
else
{
bool currentStudent = isStudent(txtFirst.Text);
if (currentStudent)
{
bool activeSession = db.Sessions.Where(x => x.studentID == txtFirst.Text && x.active == true).Any();
if (activeSession)
{
UniversalError ue = new UniversalError("Uh-Oh!", "You can't edit your information until you've signed out of the lab.");
ue.ShowDialog();
}
else
{
Edit edit = new Edit(txtFirst.Text);
this.Close();
edit.ShowDialog();
}
}
else
{
UniversalError ue = new UniversalError("Please Register", "There is no account in the system with that information. Please register.");
ue.ShowDialog();
}
}
}
private void btnSave_Click(object sender, RoutedEventArgs e)
{
stu = db.Students.First(x => x.studentnumber == studentID);
stu.firstname = this.txtFirst.Text.ToLower().Trim();
stu.middleinitial = this.txtMI.Text.ToLower().Trim();
stu.lastname = this.txtLast.Text.ToLower().Trim();
stu.email = this.txtEmail.Text.ToLower().Trim();
stu.phone = this.txtPhone.Text.ToLower().Trim();
stu.cardnumber = this.txtCard.Text.ToLower().Trim();
stu.pinnumber = this.txtPIN.Password.ToString();
bool problem = false;
if (db.Students.Where(x => x.email == stu.email && x.studentnumber != studentID).Any())
{
problem = true;
}
else if (!String.IsNullOrWhiteSpace(txtCard.Text))
{
if (db.Students.Where(x => x.cardnumber == stu.cardnumber && x.studentnumber != studentID).Any())
{
problem = true;
}
}
if (problem)
{
UniversalError ue = new UniversalError("Error!", "Some of the information you've entered is already associated with another account.");
ue.ShowDialog();
}
else
{
db.SaveChanges();
SignIn si = new SignIn();
UniversalSuccess us = new UniversalSuccess("Yay!", "Your information has been saved.");
us.ShowDialog();
this.Close();
si.Show();
}
}
private void btnReturn_Click(object sender, RoutedEventArgs e)
{
bool isConfirmed = db.Admins.Where(x => x.pin == txtPIN.Password.ToString()).Any();
int recordID;
bool isRecord;
if (string.IsNullOrWhiteSpace(txtID.Text))
{
txtID.Background = Brushes.LightPink;
UniversalError ue = new UniversalError("Error!", "Please enter the ID of the record that's being returned");
ue.ShowDialog();
}
else
{
recordID = Int32.Parse(txtID.Text);
isRecord = db.Loans.Where(x => x.id == recordID && x.studentID == studentId).Any();
if (!isRecord)
{
UniversalError ue = new UniversalError("Error!", "Either that's an invalid record ID, or that record doesn't belong to this student.");
ue.ShowDialog();
}
else
{
if (!isConfirmed)
{
txtPIN.Background = Brushes.LightPink;
UniversalError ue = new UniversalError("Error!", "The Admin's password is incorrect.");
ue.ShowDialog();
}
else
{
Loan ln = db.Loans.Where(x => x.id == recordID).First();
ln.active = false;
db.SaveChanges();
UniversalSuccess us = new UniversalSuccess("Success!", "The item has been returned.");
us.ShowDialog();
this.Close();
}
}
}
}
private void btnEquipmentIn_Click(object sender, RoutedEventArgs e)
{
if (String.IsNullOrWhiteSpace(txtFirst.Text) || String.IsNullOrEmpty(txtFirst.Text))
{
UniversalError ue = new UniversalError("Uh-Oh!", "Please swipe your card or enter your student ID in first.");
ue.ShowDialog();
}
else
{
String studentId;
bool hasEquipment;
if (isStudent(txtFirst.Text))
{
studentId = getID(txtFirst.Text);
hasEquipment = db.Loans.Any(x => x.studentID == studentId && x.active == true);
if (hasEquipment)
{
ReturnEquipment re = new ReturnEquipment(studentId);
txtFirst.Text = "";
re.ShowDialog();
}
else
{
UniversalError ue = new UniversalError("Uh-Oh", "We don't show that you have any equipment checked out.");
txtFirst.Text = "";
ue.ShowDialog();
}
}
else
{
UniversalError ue = new UniversalError("Please Register", "You must register for an account first.");
ue.ShowDialog();
}
}
}
private void Button_Click(object sender, RoutedEventArgs e)
{
if (string.IsNullOrWhiteSpace(txtFirst.Text) || txtFirst.Text == "REQUIRED")
{
txtFirst.Background = Brushes.LightPink;
txtFirst.Text = "REQUIRED";
}
else if (string.IsNullOrWhiteSpace(txtLast.Text) || txtLast.Text == "REQUIRED")
{
txtLast.Background = Brushes.LightPink;
txtLast.Text = "REQUIRED";
}
else if (string.IsNullOrWhiteSpace(txtEmail.Text) || txtEmail.Text == "REQUIRED")
{
txtEmail.Background = Brushes.LightPink;
txtEmail.Text = "REQUIRED";
}
else if (string.IsNullOrWhiteSpace(txtID.Text) || txtID.Text == "REQUIRED")
{
txtID.Background = Brushes.LightPink;
txtID.Text = "REQUIRED";
}
else if (string.IsNullOrWhiteSpace(txtPIN.Password.ToString()))
{
txtPIN.Background = Brushes.LightPink;
}
else
{
alreadyRegistered = false;
if (db.Students.Where(x => x.studentnumber == txtID.Text).Any())
{
alreadyRegistered = true;
}
else if (db.Students.Where(x => x.email == txtEmail.Text).Any())
{
alreadyRegistered = true;
}
else if (!String.IsNullOrWhiteSpace(txtCard.Text))
{
if (db.Students.Where(x => x.cardnumber == txtCard.Text).Any())
{
alreadyRegistered = true;
}
}
if (alreadyRegistered)
{
UniversalError ue = new UniversalError("Error!", "Some of the information you included is already associated with another account.");
ue.ShowDialog();
}
else
{
stu = new Student();
stu.firstname = txtFirst.Text.ToLower().Trim();
stu.lastname = txtLast.Text.ToLower().Trim();
stu.middleinitial = txtMI.Text.ToLower().Trim();
stu.email = txtEmail.Text.ToLower().Trim();
stu.phone = txtPhone.Text.Trim();
stu.studentnumber = txtID.Text.Trim();
stu.cardnumber = txtCard.Text.Trim();
stu.pinnumber = txtPIN.Password.ToString().Trim();
db.Students.Add(stu);
db.SaveChanges();
txtFirst.Text = "";
txtMI.Text = "";
txtLast.Text = "";
txtMI.Text = "";
txtEmail.Text = "";
txtPhone.Text = "";
txtID.Text = "";
txtCard.Text = "";
txtPIN.Clear();
txtFirst.Background = Brushes.White;
txtLast.Background = Brushes.White;
txtEmail.Background = Brushes.White;
txtID.Background = Brushes.White;
txtPIN.Background = Brushes.White;
UniversalSuccess us = new UniversalSuccess("Account Created!", "To sign in, enter your student number or card number on the home screen.");
SignIn signIn = new SignIn();
us.ShowDialog();
this.Close();
signIn.ShowDialog();
}
}
}
private void btnCheckOut_Click(object sender, RoutedEventArgs e)
{
if (String.IsNullOrWhiteSpace(txtID.Text))
{
txtID.Background = Brushes.LightPink;
}
else if (String.IsNullOrWhiteSpace(cmbEquipment.Text))
{
cmbEquipment.Background = Brushes.LightPink;
}
else if (String.IsNullOrWhiteSpace(txtPin.Password.ToString()))
{
txtPin.Background = Brushes.LightPink;
}
else if (String.IsNullOrWhiteSpace(txtAdminPin.Password.ToString()))
{
txtAdminPin.Background = Brushes.LightPink;
}
else
{
Student stu = new Student();
bool isConfirmed = false;
stu = db.Students.Where(x => x.studentnumber == txtID.Text || x.cardnumber == txtID.Text).First();
if (txtPin.Password.ToString() != stu.pinnumber)
{
UniversalError ue = new UniversalError("Error!", "This is not the correct pin number for " + stu.firstname + "'s account.");
ue.ShowDialog();
txtPin.Background = Brushes.LightPink;
}
else
{
isConfirmed = db.Admins.Where(x => x.pin == txtAdminPin.Password.ToString()).Any();
if (!isConfirmed)
{
UniversalError ue = new UniversalError("Error!", "The Admin's password is incorrect.");
ue.ShowDialog();
txtAdminPin.Background = Brushes.LightPink;
}
else
{
//Create a new loan here and add it to the database.
Loan loan = new Loan(stu.studentnumber);
loan.studentID = stu.studentnumber;
loan.description = txtNote.Text;
loan.tagnumber = txtTag.Text;
loan.loandate = DateTime.Today.Date;
loan.serialnumber = txtSerial.Text;
loan.equipmenttype = cmbEquipment.Text;
loan.active = true;
db.Loans.Add(loan);
db.SaveChanges();
SignIn pop = new SignIn();
UniversalSuccess us = new UniversalSuccess("Success!", "The item has been checked out.");
us.ShowDialog();
this.Close();
pop.Show();
}
}
}
}