public void updateEmployee(Employee employee, string surname, string firstname, DateTime dob, DateTime employedAt, int salary, Service service = null, Employee chief = null)
{
object[] saved =new object[7];
saved[0] = employee.Firstname;
saved[1] = employee.Surname;
saved[2] = employee.DOB;
saved[3] = employee.EmployedAt;
saved[4] = employee.Service;
saved[5] = employee.Chief;
saved[6] = employee.Salary;
try
{
employee.Firstname = firstname;
employee.Surname = surname;
employee.DOB= dob;
employee.EmployedAt = employedAt;
employee.Service = service;
employee.Chief = chief;
employee.Salary = salary;
}
catch (Exception e)
{
employee.Firstname = (string)saved[0];
employee.Surname = (string)saved[1];
employee.DOB = (DateTime)saved[2];
employee.EmployedAt = (DateTime)saved[3];
employee.Service = (Service)saved[4];
employee.Chief = (Employee)saved[5];
employee.Salary = (int)saved[6];
throw e;
}
if (null != evtUpdateEmployee) evtUpdateEmployee(service, EventArgs.Empty);
}
public bool deleteService(Service service)
{
if (null != service)
{
try
{
IDbConnection cn = Database.connection();
IDbCommand cmd = cn.CreateCommand();
cmd.CommandType = CommandType.Text;
cmd.CommandText = "delete from services where code=@code and not exists(select * from employees where employees.service = services.Code);";
IDataParameter p = cmd.CreateParameter();
p.ParameterName = "@code";
p.DbType = DbType.String;
p.Value = service.Code;
cmd.Parameters.Add(p);
cmd.ExecuteNonQuery();
EmployeeStore.Instance.getEmployees().RemoveAll((e) =>
{
return e.Service.Code == service.Code;
});
}
catch (Exception e)
{
throw e;
}
return _lst.Remove(service); ;
}
return false;
}
public Service addService(string code, string label)
{
Service service = null;
try
{
service = new Service(code, label);
IDbConnection cn = Database.connection();
IDbCommand cmd = cn.CreateCommand();
cmd.CommandType = CommandType.Text;
cmd.CommandText = "insert into services values(@code,@label)";
IDataParameter p = cmd.CreateParameter();
p.DbType = DbType.String;
p.Value = service.Code;
p.ParameterName = "@code";
cmd.Parameters.Add(p);
p = cmd.CreateParameter();
p.ParameterName = "@label";
p.DbType = DbType.String;
p.Value = service.Label;
cmd.Parameters.Add(p);
if(1 == cmd.ExecuteNonQuery())
_lst.Add(service);
else
service =null;
}
catch (Exception e)
{
throw e;
}
return service;
}
public Employee addEmployee(string surname, string firstname, DateTime dob, DateTime employedAt,int salary, Service service = null, Employee chief = null)
{
//implement storage
Employee emp = EmployeeStore.Instance.addEmployee(surname, firstname, dob, employedAt, salary, service, chief);
this.Employees.Add(emp);
return emp;
}
public static Employee addEmployee(string surname, string firstname, DateTime dob, DateTime employedAt, int salary, Service service = null, Employee chief = null)
{
Employee employee;
//implement storage
_lst.Add(employee = new Employee(surname, firstname, dob, employedAt, salary, service, chief));
return employee;
}
public static bool deleteService(Service target)
{
Service targetService = target;
if (null != targetService)
{
_lst.Remove(targetService);
return true;
}
return false;
}
public static Service addService(string code, string label)
{
Service service = null;
try
{
_lst.Add(service = new Service(code, label));
}
catch (Exception e)
{
throw e;
}
return service;
}
public static void updateService(Service service, string code, string label)
{
try
{
service.memorize();
service.Code = code;
service.Label = label;
}
catch (Exception e)
{
service.restore();
throw e;
}
}
/// <summary>
/// Dedicated constructor
/// throw Exception
/// </summary>
/// <param name="id"></param>
/// <param name="surname"></param>
/// <param name="firstname"></param>
/// <param name="dob"></param>
/// <exception cref="Exception"></exception>
public Employee(Guid id, string surname, string firstname, DateTime dob, DateTime employedAt, int salary, Service service = null, Employee chief = null)
: base(id, surname, firstname, dob)
{
try
{
EmployedAt = employedAt;
Salary = salary;
Chief = chief;
Service = service;
}
catch (Exception e)
{
throw e;
}
}
public void updateEmployee(Employee employee, string surname, string firstname, DateTime dob, DateTime employedAt, int salary, Service service = null, Employee chief = null)
{
object[] saved = new object[7];
saved[0] = employee.Firstname;
saved[1] = employee.Surname;
saved[2] = employee.DOB;
saved[3] = employee.EmployedAt;
saved[4] = employee.Service;
saved[5] = employee.Chief;
saved[6] = employee.Salary;
try
{
employee.Firstname = firstname;
employee.Surname = surname;
employee.DOB = dob;
employee.EmployedAt = employedAt;
employee.Service = service;
employee.Chief = chief;
employee.Salary = salary;
}
catch (Exception e)
{
employee.Firstname = (string)saved[0];
employee.Surname = (string)saved[1];
employee.DOB = (DateTime)saved[2];
employee.EmployedAt = (DateTime)saved[3];
employee.Service = (Service)saved[4];
employee.Chief = (Employee)saved[5];
employee.Salary = (int)saved[6];
throw e;
}
try
{
IDbConnection cn = Database.connection();
IDbCommand cmd = cn.CreateCommand();
cmd.CommandType = CommandType.Text;
cmd.CommandText = "update employees set surname = @surname,firstname = @firstname,dob =@dob,employedAt = @employedAt,salary = @salary,service = @service,chief = @chief where id=@id";
IDataParameter p = cmd.CreateParameter();
p.ParameterName = "@id";
p.DbType = DbType.Guid;
p.Value = employee.ID;
cmd.Parameters.Add(p);
p = cmd.CreateParameter();
p.DbType = DbType.String;
p.Value = employee.Surname;
p.ParameterName = "@surname";
cmd.Parameters.Add(p);
p = cmd.CreateParameter();
p.ParameterName = "@firstname";
p.DbType = DbType.String;
p.Value = employee.Firstname;
cmd.Parameters.Add(p);
p = cmd.CreateParameter();
p.ParameterName = "@dob";
p.DbType = DbType.DateTime;
p.Value = employee.DOB;
cmd.Parameters.Add(p);
p = cmd.CreateParameter();
p.ParameterName = "@employedAt";
p.DbType = DbType.DateTime;
p.Value = employee.EmployedAt;
cmd.Parameters.Add(p);
p = cmd.CreateParameter();
p.ParameterName = "@salary";
p.DbType = DbType.Int32;
p.Value = employee.Salary;
cmd.Parameters.Add(p);
p = cmd.CreateParameter();
p.ParameterName = "@service";
p.DbType = DbType.StringFixedLength;
if (null != employee.Service)
p.Value = employee.Service.Code;
else
p.Value = DBNull.Value;
cmd.Parameters.Add(p);
p = cmd.CreateParameter();
p.ParameterName = "@chief";
p.DbType = DbType.Guid;
if (null != employee.Chief)
p.Value = employee.Chief.ID;
else
p.Value = DBNull.Value;
cmd.Parameters.Add(p);
cmd.ExecuteNonQuery();
}
catch (Exception e)
{
throw e;
}
}
/// <summary>
/// Create an employee
/// throw Exception
/// </summary>
/// <param name="id"></param>
/// <param name="surname"></param>
/// <param name="firstname"></param>
/// <param name="dob"></param>
/// <exception cref="Exception"></exception>
public Employee(string surname, string firstname, DateTime dob, DateTime employedAt,int salary, Service service = null, Employee chief = null)
: this(Guid.NewGuid(), surname, firstname, dob, employedAt,salary,service,chief)
{
}
public Employee addEmployee(string surname, string firstname, DateTime dob, DateTime employedAt,int salary, Service service = null, Employee chief = null)
{
//implement storage
return EmployeeStore.addEmployee(surname, firstname, dob, employedAt, salary, service, chief); ;
}
public frmService()
{
InitializeComponent();
this.btnAdd.Tag = this.btnQuit.Tag = ScreenModes.Stateless | ScreenModes.Selection;
this.btnValidate.Tag = this.btnCancel.Tag = ScreenModes.Creation | ScreenModes.Updating;
this.btnNext.Tag = this.btnPrevious.Tag = ScreenModes.Selection;
this.btnDel.Tag = ScreenModes.Selection;
this.txtCode.Tag = this.txtLabel.Tag = ScreenModes.Selection | ScreenModes.Creation | ScreenModes.Updating;
this.lstService.Tag = ScreenModes.Selection;
this.lstService.MouseMove +=(object sender, MouseEventArgs e) =>
{
if (e.Button == System.Windows.Forms.MouseButtons.Left)
{
System.Diagnostics.Debug.WriteLine((Service)this.lstService.SelectedItem);
this.lstService.DoDragDrop((Service)this.lstService.SelectedItem, DragDropEffects.Link);
}
};
this.btnAdd.Click += (object sender, EventArgs e) =>
{
this.txtCode.Text = this.txtLabel.Text = "";
_Mode = ScreenModes.Creation;
};
this.btnDel.Click += (object sender, EventArgs e) =>
{
_delete();
};
this.ep.SetIconAlignment(this.txtLabel, ErrorIconAlignment.MiddleRight);
this.ep.SetIconPadding(this.txtLabel, 2);
this.btnValidate.Click += (object sender, EventArgs e) =>
{
_validate();
};
EventHandler evt = (object sender, EventArgs e) =>
{
if(ScreenModes.Selection == _Mode) _Mode = ScreenModes.Updating;
};
this.txtCode.GotFocus += evt;
this.txtLabel.GotFocus += evt;
this.lstService.SelectedIndexChanged += (object sender, EventArgs e) =>
{
_selectedService = (Service)this.lstService.SelectedItem;
_displayService();
};
this.btnNext.Click += (object sender, EventArgs e) =>
{
_navigate(1);
};
this.btnPrevious.Click += (object sender, EventArgs e) =>
{
_navigate(-1);
};
this.btnCancel.Click += (object sender, EventArgs e) =>
{
_setStatelessOrSelection();
_displayService();
};
this.btnQuit.Click += (object sender, EventArgs e) =>
{
this.Close();
};
foreach (Service s in ServiceController.Instance.Services)
this.lstService.Items.Add(s);
if(0<this.lstService.Items.Count)
this.lstService.SetSelected(0, true);
_setStatelessOrSelection();
}
public Employee addEmployee(string surname, string firstname, DateTime dob, DateTime employedAt,int salary, Service service = null, Employee chief = null)
{
Employee employee;
this.Employees.Add(employee = new Employee(surname, firstname, dob, employedAt,salary,service, chief));
return employee;
}
private void _delete()
{
if (null != _selectedService)
{
ServiceController.Instance.deleteService(_selectedService);
int i = this.lstService.SelectedIndex;
this.lstService.Items.Remove(_selectedService);
_selectedService = null;
if (0 == this.lstService.Items.Count)
_displayService();
else if (this.lstService.Items.Count <= i)
this.lstService.SelectedIndex = i - 1;
else
this.lstService.SelectedIndex = i;
_setStatelessOrSelection();
}
}
private void _validate()
{
this.ep.SetError(this.txtLabel, "");
if (_Mode == ScreenModes.Creation)
{
try
{
_selectedService = ServiceController.Instance.addService(this.txtCode.Text, this.txtLabel.Text);
}
catch (Exception ex)
{
if (ex.Message.ToLower().Contains("code"))
{
this.txtCode.Focus();
}
else if (ex.Message.ToLower().Contains("label"))
{
this.txtLabel.Focus();
}
this.ep.SetError(this.txtLabel, ex.Message);
return;
}
this.lstService.Items.Insert(0, _selectedService);
this.lstService.SelectedItem = _selectedService;
}
else
{
Service updatingService = _selectedService;
try
{
ServiceController.Instance.updateService(updatingService, this.txtCode.Text, this.txtLabel.Text);
}
catch (Exception ex)
{
if (ex.Message.ToLower().Contains("code"))
{
this.txtCode.Focus();
}
else if (ex.Message.ToLower().Contains("label"))
{
this.txtLabel.Focus();
}
this.ep.SetError(this.txtLabel, ex.Message);
return;
}
int pos = this.lstService.SelectedIndex;
this.lstService.Items.RemoveAt(pos);
this.lstService.Items.Insert(ServiceController.Instance.Services.BinarySearch(_selectedService), updatingService);
this.lstService.SelectedItem = updatingService;
}
_Mode = ScreenModes.Selection;
}
public List<Service> getServices()
{
if (0 >= _lst.Count)
{
IDbConnection cn = Database.connection();
IDbCommand cmd = cn.CreateCommand();
cmd.CommandType = CommandType.Text;
cmd.CommandText = "select * from services";
IDataReader reader = cmd.ExecuteReader();
while (reader.Read())
{
Service service = new Service(
reader.GetString(reader.GetOrdinal("code")),
reader.GetString(reader.GetOrdinal("label"))
);
_lst.Add(service);
}
}
return _lst;
}
public void updateEmployee(Employee employee, string surname, string firstname, DateTime dob, DateTime employedAt, int salary, Service service = null, Employee chief = null)
{
EmployeeStore.Instance.updateEmployee(employee,surname,firstname,dob,employedAt,salary,service,chief);
if (null != evtUpdateEmployee) evtUpdateEmployee(service, EventArgs.Empty);
}
public Employee addEmployee(string surname, string firstname, DateTime dob, DateTime employedAt, int salary, Service service = null, Employee chief = null)
{
Employee employee;
//implement storage
try
{
employee = new Employee(surname, firstname, dob, employedAt, salary, service, chief);
IDbConnection cn = Database.connection();
IDbCommand cmd = cn.CreateCommand();
cmd.CommandType = CommandType.Text;
cmd.CommandText = "insert into employees(id, surname, firstname, dob, employedAt, salary, service, chief) values(@id,@surname,@firstname,@dob,@employedAt,@salary,@service,@chief)";
IDataParameter p = cmd.CreateParameter();
p.ParameterName = "@id";
p.DbType = DbType.Guid;
p.Value = employee.ID;
cmd.Parameters.Add(p);
p = cmd.CreateParameter();
p.DbType = DbType.String;
p.Value = employee.Surname;
p.ParameterName = "@surname";
cmd.Parameters.Add(p);
p = cmd.CreateParameter();
p.ParameterName = "@firstname";
p.DbType = DbType.String;
p.Value = employee.Firstname;
cmd.Parameters.Add(p);
p = cmd.CreateParameter();
p.ParameterName = "@dob";
p.DbType = DbType.DateTime;
p.Value = employee.DOB;
cmd.Parameters.Add(p);
p = cmd.CreateParameter();
p.ParameterName = "@employedAt";
p.DbType = DbType.DateTime;
p.Value = employee.EmployedAt;
cmd.Parameters.Add(p);
p = cmd.CreateParameter();
p.ParameterName = "@salary";
p.DbType = DbType.Int32;
p.Value = employee.Salary;
cmd.Parameters.Add(p);
p = cmd.CreateParameter();
p.ParameterName = "@service";
p.DbType = DbType.String;
if (null != employee.Service)
p.Value = employee.Service.Code;
else
p.Value = DBNull.Value;
cmd.Parameters.Add(p);
p = cmd.CreateParameter();
p.ParameterName = "@chief";
p.DbType = DbType.Guid;
if (null != employee.Chief)
p.Value = employee.Chief.ID;
else
p.Value = DBNull.Value;
cmd.Parameters.Add(p);
if(1 == cmd.ExecuteNonQuery())
_lst.Add(employee);
else
employee =null;
}
catch (Exception e)
{
throw e;
}
return employee;
}
public static void setMemento(Service service)
{
_service = service.Clone() as Service;
}
public void updateService(Service service, string code, string label)
{
string targetcode = service.Code;
try
{
service.memorize();
service.Code = code;
service.Label = label;
}
catch (Exception e)
{
service.restore();
throw e;
}
try
{
IDbConnection cn = Database.connection();
IDbCommand cmd = cn.CreateCommand();
cmd.CommandType = CommandType.Text;
cmd.CommandText = "update services set code = @code,label = @label where code=@targetcode";
IDataParameter p = cmd.CreateParameter();
p.DbType = DbType.String;
p.Value = targetcode;
p.ParameterName = "@targetcode";
cmd.Parameters.Add(p);
p.DbType = DbType.String;
p.Value = service.Code;
p.ParameterName = "@code";
cmd.Parameters.Add(p);
p = cmd.CreateParameter();
p.ParameterName = "@label";
p.DbType = DbType.String;
p.Value = service.Label;
cmd.Parameters.Add(p);
if (1 == cmd.ExecuteNonQuery())
_lst.Add(service);
else
service = null;
}
catch (Exception e)
{
throw e;
}
}