private void BtnDelete_Click(object sender, EventArgs e)
{
if (txtID.Text.Equals(""))
{
MessageBox.Show("Please select a user!");
}
else
{
var result = MessageBox.Show("Are you sure?", "Confirmation Message", MessageBoxButtons.YesNo);
if (result == DialogResult.Yes)
{
IndexForm fm1 = (IndexForm)MdiParent;
var currID = fm1.getID();
var userID = txtID.Text;
var checkAdmin = (from Admin x in DB.conn
select x).ToList();
if (checkAdmin.Count == 1)
{
MessageBox.Show("User delete failed! You are the only admin left!");
}
else
{
var deleteAdmin = (from Admin x in DB.conn
where x.ID == userID
select x).FirstOrDefault();
DB.conn.Delete(deleteAdmin);
MessageBox.Show("Admin has been removed!");
resetInitial();
if (currID.Equals(userID))
{
MessageBox.Show("Your account has been removed!");
fm1.logOut();
}
}
}
}
}
private void BtnChangePw_Click(object sender, EventArgs e)
{
var oldPw = txtOld.Text;
var newPw = txtNew.Text;
var confPw = txtConfirm.Text;
IndexForm fm1 = (IndexForm)MdiParent;
var tempID = fm1.getID();
if (oldPw.Equals(""))
{
MessageBox.Show("Old password can't be empty!");
}
else if (newPw.Equals(""))
{
MessageBox.Show("New password can't be empty!");
}
else if (newPw.Equals(oldPw))
{
MessageBox.Show("New password can't be the same as old password!");
}
else if (newPw.Length < 6 || newPw.Length > 15)
{
MessageBox.Show("Password must be between 6 and 15 characters!");
}
else if (!confPw.Equals(newPw))
{
MessageBox.Show("Confirm password doesn't match!");
}
else
{
if (tempID.Contains("CU"))
{
var checkPassword = (from Customer x in DB.conn
where x.password == oldPw
select x.password).FirstOrDefault();
if (checkPassword == null)
{
MessageBox.Show("Incorrect old password!");
resetFields();
}
else
{
MessageBox.Show("Change Password Success!");
var userData = (from Customer x in DB.conn
where x.ID == tempID
select x).FirstOrDefault();
userData.password = newPw;
DB.conn.Store(userData);
MessageBox.Show("Please re-login to update your password!");
fm1.logOut();
this.Dispose();
}
}
else if (tempID.Contains("DR"))
{
var checkPassword = (from Driver x in DB.conn
where x.password == oldPw
select x.password).FirstOrDefault();
if (checkPassword == null)
{
MessageBox.Show("Incorrect old password!");
resetFields();
}
else
{
MessageBox.Show("Change Password Success!");
var userData = (from Driver x in DB.conn
where x.ID == tempID
select x).FirstOrDefault();
userData.password = newPw;
DB.conn.Store(userData);
MessageBox.Show("Please re-login to update your password!");
fm1.logOut();
this.Dispose();
}
}
else if (tempID.Contains("AD"))
{
var checkPassword = (from Admin x in DB.conn
where x.password == oldPw
select x.password).FirstOrDefault();
if (checkPassword == null)
{
MessageBox.Show("Incorrect old password!");
resetFields();
}
else
{
MessageBox.Show("Change Password Success!");
var userData = (from Admin x in DB.conn
where x.ID == tempID
select x).FirstOrDefault();
userData.password = newPw;
DB.conn.Store(userData);
MessageBox.Show("Please re-login to update your password!");
fm1.logOut();
this.Dispose();
}
}
}
}
