private void PopulateFields(CarRentalRecord recordToEdit) { tbCustomerName.Text = recordToEdit.CustomerName; dtpRent.Value = (DateTime)recordToEdit.DateRented; dtpReturn.Value = (DateTime)recordToEdit.DateReturned; tbCost.Text = recordToEdit.Cost.ToString(); lblRecordId.Text = recordToEdit.id.ToString(); }
public AddEditRentalRecord(CarRentalRecord recordToEdit) { InitializeComponent(); lblTitle.Text = "Add New Record"; isEditMode = true; _db = new CarRentalEntities(); PopulateFields(recordToEdit); }
private void button1_Click(object sender, EventArgs e) { try { String customerName = tbCustomerName.Text; var dateRent = dtpRent.Value; var dateReturn = dtpReturn.Value; double cost = Convert.ToDouble(tbCost.Text); var carType = cbTypeOfCar.Text; var isValid = true; var errorMsg = ""; if (string.IsNullOrWhiteSpace(customerName) || string.IsNullOrWhiteSpace(carType)) { isValid = false; errorMsg += "Error : Please enter missing data!\n\r"; } if (dateRent > dateReturn) { isValid = false; errorMsg += "Error : Wrong date!\n\r"; } // if (isValid == true) ------ same is below /*if (isValid) * { * if (isEditMode) * { * var id = int.Parse(lblRecordId.Text); * var rentalRecord = _db.CarRentalRecords.FirstOrDefault(q => q.id == id); * rentalRecord.CustomerName = customerName; * rentalRecord.DateRented = dateRent; * rentalRecord.DateReturned = dateReturn; * rentalRecord.Cost = (decimal)cost; // Decimal.Parse ko use los ma ya; bcs of .Parse ka string ko pl use los ya tr * rentalRecord.TypeOfCarId = (int)cbTypeOfCar.SelectedValue; * * _db.SaveChanges(); * * MessageBox.Show($"CustomerName : {customerName}\n\r" + * $"Rented Date : {dateRent}\n\r" + * $"Returned Date : {dateReturn}\n\r" + * $"Cost : {cost}\n\r" + * $"Car Type : {carType}\n\r" + * $"Thanks you !" * } * else * { * var rentalRecord = new CarRentalRecord(); * rentalRecord.CustomerName = customerName; * rentalRecord.DateRented = dateRent; * rentalRecord.DateReturned = dateReturn; * rentalRecord.Cost = (decimal)cost; // Decimal.Parse ko use los ma ya; bcs of .Parse ka string ko pl use los ya tr * rentalRecord.TypeOfCarId = (int)cbTypeOfCar.SelectedValue; * _db.CarRentalRecords.Add(rentalRecord); * _db.SaveChanges(); * * MessageBox.Show($"CustomerName : {customerName}\n\r" + * $"Rented Date : {dateRent}\n\r" + * $"Returned Date : {dateReturn}\n\r" + * $"Cost : {cost}\n\r" + * $"Car Type : {carType}\n\r" + * $"Thanks you !" * ); * } * Close(); * }*/ if (isValid) { //Declare an object of the record to be added var rentalRecord = new CarRentalRecord(); if (isEditMode) { //If in edit mode,then get ID and retrieve the record from the database and place //The result in the record object var id = int.Parse(lblRecordId.Text); rentalRecord = _db.CarRentalRecords.FirstOrDefault(q => q.id == id); } //populate the record objects with values from the form rentalRecord.CustomerName = customerName; rentalRecord.DateRented = dateRent; rentalRecord.DateReturned = dateReturn; rentalRecord.Cost = (decimal)cost; // Decimal.Parse ko use los ma ya; bcs of .Parse ka string ko pl use los ya tr rentalRecord.TypeOfCarId = (int)cbTypeOfCar.SelectedValue; //if not editMode, add the record to the DB if (!isEditMode) { _db.CarRentalRecords.Add(rentalRecord); } //save changes made to the entity _db.SaveChanges(); MessageBox.Show($"CustomerName : {customerName}\n\r" + $"Rented Date : {dateRent}\n\r" + $"Returned Date : {dateReturn}\n\r" + $"Cost : {cost}\n\r" + $"Car Type : {carType}\n\r" + $"Thanks you !" ); Close(); } else { MessageBox.Show(errorMsg); } } catch (Exception ex) { MessageBox.Show(ex.Message); //throw; // to end program } }