public void DeleteEmployee(Employee add)
{
if (add is Manager)
{
string query = "DELETE FROM administration WHERE idAdministration='" + add.getDBid() + "';";
MySqlCommand cmd = new MySqlCommand(query, this.connection);
cmd.ExecuteNonQuery();
string query2 = "DELETE FROM users WHERE person_id = '"+ add.getIdNumber() +"' AND type = 'manager';";
MySqlCommand cmd2 = new MySqlCommand(query2, this.connection);
cmd2.ExecuteNonQuery();
}
else if (add is Receptionist)
{
string query = "DELETE FROM reception WHERE idReception='" + add.getDBid() + "';";
MySqlCommand cmd = new MySqlCommand(query, this.connection);
cmd.ExecuteNonQuery();
string query2 = "DELETE FROM users WHERE person_id = '" + add.getIdNumber() + "' AND type = 'reception';";
MySqlCommand cmd2 = new MySqlCommand(query2, this.connection);
cmd2.ExecuteNonQuery();
}
else if (add is Trainer)
{
string query = "DELETE FROM trainers WHERE idtrainer='" + add.getDBid() + "';";
MySqlCommand cmd = new MySqlCommand(query, this.connection);
cmd.ExecuteNonQuery();
string query2 = "DELETE FROM users WHERE person_id = '" + add.getIdNumber() + "' AND type = 'trainer';";
MySqlCommand cmd2 = new MySqlCommand(query2, this.connection);
cmd2.ExecuteNonQuery();
}
else if (add is Instructor)
{
string query = "DELETE FROM instructor WHERE idInstructor='" + add.getDBid() + "';";
MySqlCommand cmd = new MySqlCommand(query, this.connection);
cmd.ExecuteNonQuery();
string query2 = "DELETE FROM users WHERE person_id = '" + add.getIdNumber() + "' AND type = 'instructor';";
MySqlCommand cmd2 = new MySqlCommand(query2, this.connection);
cmd2.ExecuteNonQuery();
}
}
public void addEmployee(Employee add, String password)
{
string checkIfExsites = "Select * FROM users WHERE person_id = '"+ add.getIdNumber() +"' ;";
MySqlCommand cmdCheck = new MySqlCommand(checkIfExsites, this.connection);
MySqlDataReader dataReader = cmdCheck.ExecuteReader();
int count = 0;
while (dataReader.Read()) {
count++;
}
dataReader.Close();
if (count > 0) {
System.Windows.Forms.MessageBox.Show("ID allready in use");
return;
}
if (add is Manager)
{
string query = "INSERT INTO administration (F_Name, L_Name, Job_Description, Premission, Sal_Hour, phone_number, password, person_id, address, email) VALUES('" + add.getNameFirst() + "', '" + add.getNameLast() + "', 'manager', '" + add.getPermissionLevel() + "', '" + add.getSallaryPerHour() + "', '" + add.getPhoneNumber() + "', md5('" + password + "'), '" + add.getIdNumber() + "', '" + add.getHomeAddress() + "', '" + add.getEmailAddress() + "');";
MySqlCommand cmd = new MySqlCommand(query, this.connection);
cmd.ExecuteNonQuery();
long customerDbId = cmd.LastInsertedId;
string query2 = "INSERT INTO users (person_id, password, type) VALUES('" + add.getIdNumber() + "', md5('" + password + "'), 'manager');";
MySqlCommand cmd2 = new MySqlCommand(query2, this.connection);
cmd2.ExecuteNonQuery();
System.Windows.Forms.MessageBox.Show("Manager was added");
}
else if (add is Receptionist)
{
string query = "INSERT INTO reception (F_Name, L_Name, Job_Description, Premission, Sal_Hour, phone_number, password, person_id, address, email) VALUES('" + add.getNameFirst() + "', '" + add.getNameLast() + "', 'Receptionist', '" + add.getPermissionLevel() + "', '" + add.getSallaryPerHour() + "', '" + add.getPhoneNumber() + "', md5('" + password + "'), '" + add.getIdNumber() + "', '" + add.getHomeAddress() + "', '" + add.getEmailAddress() + "');";
MySqlCommand cmd = new MySqlCommand(query, this.connection);
cmd.ExecuteNonQuery();
long customerDbId = cmd.LastInsertedId;
string query2 = "INSERT INTO users (person_id, password, type) VALUES('" + add.getIdNumber() + "', md5('" + password + "'), 'reception');";
MySqlCommand cmd2 = new MySqlCommand(query2, this.connection);
cmd2.ExecuteNonQuery();
System.Windows.Forms.MessageBox.Show("Reciption was added");
}
else if (add is Trainer)
{
string query = "INSERT INTO trainers (F_Name, L_Name, Job_Description, Premission, Sal_Hour, phone_number, password, person_id, address, email, certificate) VALUES('" + add.getNameFirst() + "', '" + add.getNameLast() + "', 'trainer', '" + add.getPermissionLevel() + "', '" + add.getSallaryPerHour() + "', '" + add.getPhoneNumber() + "', md5('" + password + "'), '" + add.getIdNumber() + "', '" + add.getHomeAddress() + "', '" + add.getEmailAddress() + "', '" + ((Trainer)add).getTrainerCartificate() + "');";
MySqlCommand cmd = new MySqlCommand(query, this.connection);
cmd.ExecuteNonQuery();
long customerDbId = cmd.LastInsertedId;
string query2 = "INSERT INTO users (person_id, password, type) VALUES('" + add.getIdNumber() + "', md5('" + password + "'), 'trainer');";
MySqlCommand cmd2 = new MySqlCommand(query2, this.connection);
cmd2.ExecuteNonQuery();
System.Windows.Forms.MessageBox.Show("Trainer was added");
}
else if (add is Instructor)
{
string query = "INSERT INTO instructor (F_Name, L_Name, Job_Description, Premission, Sal_Hour, phone_number, password, person_id, address, email) VALUES('" + add.getNameFirst() + "', '" + add.getNameLast() + "', 'instructor', '" + add.getPermissionLevel() + "', '" + add.getSallaryPerHour() + "', '" + add.getPhoneNumber() + "', md5('" + password + "'), '" + add.getIdNumber() + "', '" + add.getHomeAddress() + "', '" + add.getEmailAddress() + "');";
MySqlCommand cmd = new MySqlCommand(query, this.connection);
cmd.ExecuteNonQuery();
long customerDbId = cmd.LastInsertedId;
string query2 = "INSERT INTO users (person_id, password, type) VALUES('" + add.getIdNumber() + "', md5('" + password + "'), 'instructor');";
MySqlCommand cmd2 = new MySqlCommand(query2, this.connection);
cmd2.ExecuteNonQuery();
System.Windows.Forms.MessageBox.Show("Instructor was added");
}
}
public String EditEmployee(Employee add)
{
int returnRows = 0;
if (add is Manager)
{
string query = "UPDATE administration SET F_Name='" + add.getNameFirst() + "', L_Name='" + add.getNameLast() + "', Job_Description='manager', Premission='" + add.getPermissionLevel() + "', Sal_Hour='" + add.getSallaryPerHour() + "', phone_number='" + add.getPhoneNumber() + "', person_id='" + add.getIdNumber() + "', address='" + add.getHomeAddress() + "', email='" + add.getEmailAddress() + "' WHERE idAdministration='"+add.getDBid()+"';";
MySqlCommand cmd = new MySqlCommand(query, this.connection);
returnRows = cmd.ExecuteNonQuery();
}
else if (add is Receptionist)
{
string query = "UPDATE reception SET F_Name='" + add.getNameFirst() + "', L_Name='" + add.getNameLast() + "', Job_Description='reception', Premission='" + add.getPermissionLevel() + "', Sal_Hour='" + add.getSallaryPerHour() + "', phone_number='" + add.getPhoneNumber() + "', person_id='" + add.getIdNumber() + "', address='" + add.getHomeAddress() + "', email='" + add.getEmailAddress() + "' WHERE idReception='" + add.getDBid() + "';";
MySqlCommand cmd = new MySqlCommand(query, this.connection);
returnRows = cmd.ExecuteNonQuery();
}
else if (add is Trainer)
{
string query = "UPDATE trainers SET F_Name='" + add.getNameFirst() + "', L_Name='" + add.getNameLast() + "', Job_Description='trainer', Premission='" + add.getPermissionLevel() + "', Sal_Hour='" + add.getSallaryPerHour() + "', phone_number='" + add.getPhoneNumber() + "', person_id='" + add.getIdNumber() + "', address='" + add.getHomeAddress() + "', certificate=" + ((Trainer)add).getTrainerCartificate() + ",email='" + add.getEmailAddress() + "' WHERE idtrainer='" + add.getDBid() + "';";
MySqlCommand cmd = new MySqlCommand(query, this.connection);
returnRows = cmd.ExecuteNonQuery();
}
else if (add is Instructor)
{
string query = "UPDATE instructor SET F_Name='" + add.getNameFirst() + "', L_Name='" + add.getNameLast() + "', Job_Description='instructor', Premission='" + add.getPermissionLevel() + "', Sal_Hour='" + add.getSallaryPerHour() + "', phone_number='" + add.getPhoneNumber() + "', person_id='" + add.getIdNumber() + "', address='" + add.getHomeAddress() + "', email='" + add.getEmailAddress() + "' WHERE idInstructor='" + add.getDBid() + "';";
MySqlCommand cmd = new MySqlCommand(query, this.connection);
returnRows = cmd.ExecuteNonQuery();
}
if (returnRows <= 0)
{
return "No Employee Was Edited";
}
else {
return add.getNameFirst() + " " + add.getNameLast() + " was Edited";
}
}