/**
* @desc This method executes when "Save" button is clicked and IsBooking is true
* It checks to whom the booking will be for, checks user input and then calls for saving the new booking
* @params [none] No input parameter.
* @return [none] No directly returned data.
*/
private void save_eq_booking()
{
// Instantiate new booking
this.clEquipmentBooked = new EquipmentBooked();
// Pass the equipment id to borrow
clEquipmentBooked.Id_equipment = clEquipment.Id_equipment;
// If this is a member booking
if ((Id_staff == -1)&&(Id_class_instance == -1))
{
// Store the member id only
clEquipmentBooked.Id_member = this.Id_member.ToString();
clEquipmentBooked.Id_staff = "NULL";
clEquipmentBooked.Id_class_instance = "NULL";
}
// Else If this is a staff booking
else if (Id_class_instance == -1)
{
// Store the staff id only
clEquipmentBooked.Id_member = "NULL";
clEquipmentBooked.Id_staff = this.Id_staff.ToString();
clEquipmentBooked.Id_class_instance = "NULL";
}
// Else this is a class instance booking
else
{
// Store the class instance id only
clEquipmentBooked.Id_member = "NULL";
clEquipmentBooked.Id_staff = "NULL";
clEquipmentBooked.Id_class_instance = this.Id_class_instance.ToString();
}
// Set the date start for today by default
DateTime today = DateTime.Today;
clEquipmentBooked.DateStart = String.Format("{0:yyyy-MM-dd}", today);
// Add to the start date the number of days the user selected to ccreate return date
if (counter_amounttoborrow.Value > 0)
{
clEquipmentBooked.DateDue = String.Format("{0:yyyy-MM-dd}", today.AddDays(double.Parse(counter_numberofdays.Value.ToString())));
}
else
{
MessageBox.Show("Please set the number of days to borrow to be more than 0.");
return;
}
// Check that there is at least one item is selected
if (counter_amounttoborrow.Value > 0)
{
clEquipmentBooked.BorrowedAmount = int.Parse(counter_amounttoborrow.Value.ToString());
}
else
{
MessageBox.Show("Please set the borrowed amount of "+clEquipment.Type+" to be more than 0.");
return;
}
// Set the returned state to false
clEquipmentBooked.IsReturned = false;
// Call for saving the new booking
clEquipmentBooked.SaveEquipmentBooking();
// Close the form
this.Close();
}
/**
* @desc Executes when a grid cell is double clicked on the borrowed equipment list
* It loads in the equipment return dialog belonging to the cell
* @params [none] No input parameter.
* @return [none] No directly returned data.
*/
private void dg_eqbookings_CellDoubleClick(object sender, DataGridViewCellEventArgs e)
{
// Retrieve equipment booking details from grid row
string equipmentName = dg_eqbookings.Rows[e.RowIndex].Cells[1].Value.ToString();
int borrowedAmount = int.Parse(dg_eqbookings.Rows[e.RowIndex].Cells[2].Value.ToString());
int id_eq_booking = int.Parse(dg_eqbookings.Rows[e.RowIndex].Cells[4].Value.ToString());
// Show return dialog for confirming amount to be returned
frm_message_box myMessageBox = new frm_message_box();
string result = myMessageBox.ShowBox(Utils.MB_CUST4, "", "How many " + equipmentName + " would you like to return?", borrowedAmount.ToString());
// Reference how to use TryParse
//ref http://social.msdn.microsoft.com/Forums/en-US/winforms/thread/84990ad2-5046-472b-b103-f862bfcd5dbc
// Check the result of user input
double Num;
bool isNum = double.TryParse(result, out Num);
if (isNum)
{
// If there is something to return but not everything
if ((int.Parse(result) > 0) && (result != "Cancel"))
{
// Save the new amount into eq. booking
this.clEquipmentBooked = new EquipmentBooked(id_eq_booking);
this.clEquipmentBooked.BorrowedAmount = int.Parse(result);
this.clEquipmentBooked.IsReturned = false;
this.clEquipmentBooked.SaveEquipmentBooking();
}
// If all amount of this booking is to be returned
else
{
// Mark the booking as returned
this.clEquipmentBooked = new EquipmentBooked(id_eq_booking);
this.clEquipmentBooked.BorrowedAmount = 0;
this.clEquipmentBooked.IsReturned = true;
this.clEquipmentBooked.SaveEquipmentBooking();
}
// Refresh eq. booking list
this.vLoadBookedList();
}
}
/**
* @desc Executes when a grid cell is double clicked on the equipment bookings list
* It loads in the class belonging to the cell
* @params [none] No input parameter.
* @return [none] No directly returned data.
*/
private void dg_eqbookings_CellDoubleClick(object sender, DataGridViewCellEventArgs e)
{
// Retrieve equipment booking details from grid row
int id_eq_booking = int.Parse(dg_eqbookings.Rows[e.RowIndex].Cells[0].Value.ToString());
string equipmentName = dg_eqbookings.Rows[e.RowIndex].Cells[2].Value.ToString();
int borrowedAmount = int.Parse(dg_eqbookings.Rows[e.RowIndex].Cells[3].Value.ToString());
// Show return dialog for confirming amount to be returned
frm_message_box myMessageBox = new frm_message_box();
string result = myMessageBox.ShowBox(Utils.MB_CUST4, "", "How many "+equipmentName+" would you like to return?",borrowedAmount.ToString());
// Reference how to use TryParse
//ref in Bibliography at (Alani, S., 2006)
// Check the result of user input
double Num;
bool isNum = double.TryParse(result, out Num);
if (isNum)
{
// If there is something to return but not everything
if ((int.Parse(result) > 0) && (result != "Cancel"))
{
// Save the new amount into eq. booking
this.clEquipmentBooked = new EquipmentBooked(id_eq_booking);
this.clEquipmentBooked.BorrowedAmount = int.Parse(result);
this.clEquipmentBooked.IsReturned = false;
this.clEquipmentBooked.SaveEquipmentBooking();
}
// If all amount of this booking is to be returned
else if (result != "Cancel")
{
// Mark the booking as returned
this.clEquipmentBooked = new EquipmentBooked(id_eq_booking);
this.clEquipmentBooked.BorrowedAmount = 0;
this.clEquipmentBooked.IsReturned = true;
this.clEquipmentBooked.SaveEquipmentBooking();
}
// Refresh eq. booking list
this.vLoadBookedList();
}
}