private void btnDeleteEmployee_Click(object sender, EventArgs e)
{
// Validate if the employee number is not a integer
if (int.TryParse(txtEmployeeNumber.Text, out employeeNumber) == false)
{
MessageBox.Show("Please enter a valid employee number.");
}
else
{
if (employeeNumber == 19)
{
MessageBox.Show("Cannot delete cleaner.");
}
else
{
// Make sure there is an employee with that number
// Setting up a variable for the datatable from the database
RestaurantDataSet.EmployeesDataTable emp = new RestaurantDataSet.EmployeesDataTable();
// Setting up a employee adaptor and it's to fill in the datatable
RestaurantDataSetTableAdapters.EmployeesTableAdapter EmpTableAdap = new RestaurantDataSetTableAdapters.EmployeesTableAdapter();
// Getting the employee data from the database
EmpTableAdap.GetData();
// Filling the data to the datatable
EmpTableAdap.Fill(emp);
// Going and looking in the datatable for a given employee number and returning the row.
RestaurantDataSet.EmployeesRow empRow = emp.FindByemployeeNumber(employeeNumber);
// Check if the employee row was found (If null, employee number does not exist in database)
if (empRow == null)
{
MessageBox.Show("Could not find employee number, please try again.");
employeeNumber = 0;
}
else
{
// Get current record data
name = empRow.name;
employeePasscode = empRow.employeePasscode;
jobTitle = empRow.jobTitle;
restId = empRow.Restaurant_restaurantId;
// Delete the user from the database
EmpTableAdap.Delete(employeeNumber, employeePasscode, restId);
// Close the Delete Employee form and notify the user
this.Close();
MessageBox.Show("Employee has been successfully deleted.");
}
}
}
}
private void BtnLogIn_Click(object sender, EventArgs e)
{
// Check to see if the employee number exists
// If the employee number is not a integer
if (int.TryParse(txtUserName.Text, out employeeNumber) == false)
{
MessageBox.Show("Please enter a valid employee number.");
}
else if (int.TryParse(txtPassword.Text, out int password) == false)
{
MessageBox.Show("Please enter a valid password");
}
else
{
// Table Adapter is the link between the database and your
// Application. It allows for insert, update, delete and displaying
// of data from the database.
// Setting up a variable for the datatable from the database
RestaurantDataSet.EmployeesDataTable emp = new RestaurantDataSet.EmployeesDataTable();
// Setting up a employee adaptor and it's to fill in the datatable
RestaurantDataSetTableAdapters.EmployeesTableAdapter EmpTableAdap = new RestaurantDataSetTableAdapters.EmployeesTableAdapter();
// Getting the employee data from the database
EmpTableAdap.GetData();
// Filling the data to the datatable
EmpTableAdap.Fill(emp);
// Going and looking in the datatable for a given employee number and returning the row.
RestaurantDataSet.EmployeesRow empRow = emp.FindByemployeeNumber(employeeNumber);
// Check if the employee row was found (If null, employee number does not exist in database)
if (empRow == null)
{
MessageBox.Show("Could not find employee number, please try again.");
}
// Checks to see if password text box equals the password in the database for the employee
else if (empRow.employeePasscode == password)
{
// Collect user name
userName = empRow.name;
// Hide the login screen
this.Hide();
if (empRow.jobTitle == "Manager")
{
// Login - to manager screen
ManagerForm Form1 = new ManagerForm();
Form1.ShowDialog();
}
else if (empRow.jobTitle == "Chef")
{
// Login - to chef screen
ChefForm Form1 = new ChefForm();
Form1.ShowDialog();
}
else if (empRow.jobTitle == "Waitstaff")
{
// Login - to waitstaff screen
WaitstaffForm form1 = new WaitstaffForm();
form1.ShowDialog();
}
}
else
{
MessageBox.Show("Your password was incorrect, please try again.");
}
}
}
private void btnUpdateEmployee_Click(object sender, EventArgs e)
{
// Validate first name
if (txtFirstName.Text == "")
{
MessageBox.Show("Please enter a valid first name");
validItemEntry = 0;
}
else
{
newFName = txtFirstName.Text;
}
// Validate last name
if (txtLastName.Text == "")
{
MessageBox.Show("Please enter a valid last name");
validItemEntry = 0;
}
else
{
newLName = txtLastName.Text;
}
// Make sure password is an int
if (int.TryParse(txtPassword.Text, out newPassword) == false)
{
MessageBox.Show("Please enter a valid password");
validItemEntry = 0;
}
// Job title selection
if (rbChef.Checked == true)
{
newJobTitle = "Chef";
}
else if (rbManager.Checked == true)
{
newJobTitle = "Manager";
}
else if (rbWaitstaff.Checked == true)
{
newJobTitle = "Waitstaff";
}
else
{
MessageBox.Show("Please Select a Job Title");
validItemEntry = 0;
}
// If all inputs are valid, check employee number and update the record
if (validItemEntry == 1)
{
// Validate the employee number is an integer
if (int.TryParse(txtEmployeeNumber.Text, out employeeNumber) == false)
{
MessageBox.Show("Please enter a valid employee number.");
}
else
{
// Make sure there is an employee with that number
// Setting up a variable for the datatable from the database
RestaurantDataSet.EmployeesDataTable emp = new RestaurantDataSet.EmployeesDataTable();
// Setting up a employee adaptor and it's to fill in the datatable
RestaurantDataSetTableAdapters.EmployeesTableAdapter EmpTableAdap = new RestaurantDataSetTableAdapters.EmployeesTableAdapter();
// Getting the employee data from the database
EmpTableAdap.GetData();
// Filling the data to the datatable
EmpTableAdap.Fill(emp);
// Going and looking in the datatable for a given employee number and returning the row.
RestaurantDataSet.EmployeesRow empRow = emp.FindByemployeeNumber(employeeNumber);
// Check if the employee row was found (If null, employee number does not exist in database)
if (empRow == null)
{
MessageBox.Show("Could not find employee number, please try again.");
employeeNumber = 0;
}
else
{
string fullname = newFName + " " + newLName;
// Get current record data
oldFName = empRow.name;
oldPassword = empRow.employeePasscode;
oldJobTitle = empRow.jobTitle;
restId = empRow.Restaurant_restaurantId;
// Update the record in the database
EmpTableAdap.Update(fullname, newPassword, newJobTitle, restId, employeeNumber, oldPassword, restId);
// Close the Update Employee form and notify the user
this.Close();
MessageBox.Show("Employee has been successfully updated.");
}
}
}
// Reset validation checker
validItemEntry = 1;
}
