PIbd-23_Baryshev_D.A._Garage/ProjectGarage/Forms/FormDriver.cs

using ProjectGarage.Entities;
using ProjectGarage.Entities.Enums;
using ProjectGarage.Repositories;
using System;
using System.Collections.Generic;
using System.ComponentModel;
using System.Data;
using System.Drawing;
using System.Linq;
using System.Text;
using System.Threading.Tasks;
using System.Windows.Forms;

namespace ProjectGarage.Forms
{
    public partial class FormDriver : Form
    {
        private readonly IDriverRepository _driverRepository;

        private int? _driverId;

        public int Id
        {
            set
            {
                try
                {
                    var driver = _driverRepository.ReadDriverByID(value);
                    if (driver == null)
                    {
                        throw new
                        InvalidDataException(nameof(driver));
                    }
                    textBoxFirstName.Text = driver.Fname;
                    textBoxLastName.Text = driver.Lname;
                    comboBoxTruckID.SelectedItem = driver.TruckId;
                    _driverId = value;
                }
                catch (Exception ex)
                {
                    MessageBox.Show(ex.Message, "Ошибка при получении данных", MessageBoxButtons.OK, MessageBoxIcon.Error);
                return;
                }
            }
        }

        public FormDriver(IDriverRepository driverRepository, ITruckRepository truckRepository)
        {
            InitializeComponent();
            _driverRepository = driverRepository ?? throw new ArgumentNullException(nameof(driverRepository));
            comboBoxTruckID.DataSource = truckRepository.ReadTrucks();
            comboBoxTruckID.DisplayMember = "TruckInfo";
            comboBoxTruckID.ValueMember = "Id";
        }

        private void ButtonSaveDriver_Click(object sender, EventArgs e)
        {
            try
            {
                if (string.IsNullOrWhiteSpace(textBoxFirstName.Text) || string.IsNullOrWhiteSpace(textBoxLastName.Text)
                || comboBoxTruckID.SelectedIndex < 0)
                {
                    throw new Exception("Имеются незаполненные поля");
                }
                if (_driverId.HasValue)
                {
                    _driverRepository.UpdateDriver(CreateDriver(_driverId.Value));
                }
                else
                {
                    _driverRepository.CreateDriver(CreateDriver(0));
                }
                Close();
            }
            catch (Exception ex)
            {
                MessageBox.Show(ex.Message, "Ошибка при сохранении",
                MessageBoxButtons.OK, MessageBoxIcon.Error);
            }
        }
    
        private void ButtonCancelDriver_Click(object sender, EventArgs e) => Close();

        private Driver CreateDriver(int id) => Driver.CreateDriver(id, textBoxFirstName.Text, 
            textBoxLastName.Text, (int)comboBoxTruckID.SelectedIndex);
    }
}