SUBD/CarRent/FormAddReview.cs

using CarRentBusinessLogic.BusinessLogics;
using CarRentContracts.BindingModels;
using CarRentContracts.BusinessLogicContracts;
using CarRentContracts.SearchModels;
using System;
using System.Collections.Generic;
using System.ComponentModel;
using System.Data;
using System.Drawing;
using System.Linq;
using System.Reflection.Metadata.Ecma335;
using System.Text;
using System.Threading.Tasks;
using System.Windows.Forms;

namespace CarRent
{
	public partial class FormAddReview : Form
	{
		private readonly IRentalLogic _rentalLogic;

		private int? _id;
		public int Id { set { _id = value; } }
		public FormAddReview(IRentalLogic rentalLogic)
		{
			InitializeComponent();

			_rentalLogic = rentalLogic;
			numericUpDown.Value = 5;
			numericUpDown.Maximum = 5;
			numericUpDown.Minimum = 1;
		}

		private void FormAddReview_Load(object sender, EventArgs e)
		{
			if (_id.HasValue)
			{
				try
				{
					var view = _rentalLogic.ReadElement(new RentalSearchModel { Id = _id.Value });

					if (view != null && (view.ReviewRating >= 1 || view.ReviewRating <= 5))
					{
						textBoxReviewText.Text = view.ReviewText;
						numericUpDown.Value = Convert.ToDecimal(view.ReviewRating);
					}
				}
				catch (Exception ex)
				{
					MessageBox.Show(ex.Message, "Ошибка", MessageBoxButtons.OK, MessageBoxIcon.Error);
				}
			}
		}

		private void buttonCancel_Click(object sender, EventArgs e)
		{
			DialogResult = DialogResult.Cancel;
			Close();
		}

		private void buttonAddReview_Click(object sender, EventArgs e)
		{
			if (string.IsNullOrEmpty(textBoxReviewText.Text))
			{
				MessageBox.Show("Введите текст отзыва", "Ошибка", MessageBoxButtons.OK, MessageBoxIcon.Warning);
				return;
			}
			if (numericUpDown.Value < 1 || numericUpDown.Value > 5)
			{
				MessageBox.Show("Укажите корректную оценку", "Ошибка", MessageBoxButtons.OK, MessageBoxIcon.Warning);
				return;
			}
			try
			{
				var model = new RentalBindingModel
				{
					Id = _id ?? 0,
					ReviewRating = Convert.ToInt32(numericUpDown.Value),
					ReviewText = textBoxReviewText.Text,
				};
				var operationResult = _id.HasValue && _id != 0 ? _rentalLogic.Update(model) : throw new Exception("Проблема с отзывом к аренде");

				if (!operationResult)
				{
					throw new Exception("Ошибка при сохранеии.");
				}

				MessageBox.Show("Сохранение прошло успешно", "Сообщение", MessageBoxButtons.OK, MessageBoxIcon.Information);
				DialogResult = DialogResult.OK;

				Close();
			}
			catch (Exception ex)
			{
				MessageBox.Show(ex.Message, "Ошибка", MessageBoxButtons.OK, MessageBoxIcon.Error);
			}
		}
	}
}