ISEbd-22_Zenina_E.S._Comput.../ComputersShop/ComputersShopView/FormComputer.cs
2024-05-04 17:50:22 +04:00

224 lines
8.7 KiB
C#
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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;
using ComputersShopContracts.BindingModels;
using ComputersShopContracts.BusinessLogicsContracts;
using ComputersShopContracts.SearchModels;
using ComputersShopDataModels.Models;
using Microsoft.Extensions.Logging;
namespace ComputersShopView
{
public partial class FormComputer : Form
{
private readonly ILogger _logger;
private readonly IComputerLogic _logic;
private int? _id;
private Dictionary<int, (IComponentModel, int)> _computerComponents;
public int Id { set { _id = value; } }
public FormComputer(ILogger<FormComputer> logger, IComputerLogic logic)
{
InitializeComponent();
_logger = logger;
_logic = logic;
_computerComponents = new Dictionary<int, (IComponentModel, int)>();
}
private void FormСomputer_Load(object sender, EventArgs e)
{
if (_id.HasValue)
{
_logger.LogInformation("Загрузка изделия");
try
{
var view = _logic.ReadElement(new ComputerSearchModel
{
Id =
_id.Value
});
if (view != null)
{
textBoxName.Text = view.ComputerName;
textBoxPrice.Text = view.Price.ToString();
_computerComponents = view.ComputerComponents ?? new Dictionary<int, (IComponentModel, int)>();
LoadData();
}
}
catch (Exception ex)
{
_logger.LogError(ex, "Ошибка загрузки изделия");
MessageBox.Show(ex.Message, "Ошибка", MessageBoxButtons.OK,
MessageBoxIcon.Error);
}
}
}
private void LoadData()
{
_logger.LogInformation("Загрузка компонент изделия");
try
{
if (_computerComponents != null)
{
dataGridView.Rows.Clear();
foreach (var pc in _computerComponents)
{
dataGridView.Rows.Add(new object[] { pc.Key, pc.Value.Item1.ComponentName, pc.Value.Item2 });
}
textBoxPrice.Text = CalcPrice().ToString();
}
}
catch (Exception ex)
{
_logger.LogError(ex, "Ошибка загрузки компонент изделия");
MessageBox.Show(ex.Message, "Ошибка", MessageBoxButtons.OK,
MessageBoxIcon.Error);
}
}
private void ButtonAdd_Click(object sender, EventArgs e)
{
var service =
Program.ServiceProvider?.GetService(typeof(FormComputerComponent));
if (service is FormComputerComponent form)
{
if (form.ShowDialog() == DialogResult.OK)
{
if (form.ComponentModel == null)
{
return;
}
_logger.LogInformation("Добавление нового компонента: { ComponentName} - { Count}", form.ComponentModel.ComponentName, form.Count);
if (_computerComponents.ContainsKey(form.Id))
{
_computerComponents[form.Id] = (form.ComponentModel,
form.Count);
}
else
{
_computerComponents.Add(form.Id, (form.ComponentModel,
form.Count));
}
LoadData();
}
}
}
private void ButtonUpd_Click(object sender, EventArgs e)
{
if (dataGridView.SelectedRows.Count == 1)
{
var service =
Program.ServiceProvider?.GetService(typeof(FormComputerComponent));
if (service is FormComputerComponent form)
{
int id =
Convert.ToInt32(dataGridView.SelectedRows[0].Cells[0].Value);
form.Id = id;
form.Count = _computerComponents[id].Item2;
if (form.ShowDialog() == DialogResult.OK)
{
if (form.ComponentModel == null)
{
return;
}
_logger.LogInformation("Изменение компонента:{ ComponentName} - { Count}", form.ComponentModel.ComponentName, form.Count);
_computerComponents[form.Id] = (form.ComponentModel, form.Count);
LoadData();
}
}
}
}
private void ButtonDel_Click(object sender, EventArgs e)
{
if (dataGridView.SelectedRows.Count == 1)
{
if (MessageBox.Show("Удалить запись?", "Вопрос",
MessageBoxButtons.YesNo, MessageBoxIcon.Question) == DialogResult.Yes)
{
try
{
_logger.LogInformation("Удаление компонента:{ ComponentName} - { Count}", dataGridView.SelectedRows[0].Cells[1].Value);
_computerComponents?.Remove(Convert.ToInt32(dataGridView.SelectedRows[0].Cells[0].Value));
}
catch (Exception ex)
{
MessageBox.Show(ex.Message, "Ошибка",
MessageBoxButtons.OK, MessageBoxIcon.Error);
}
LoadData();
}
}
}
private void ButtonRef_Click(object sender, EventArgs e)
{
LoadData();
}
private void ButtonSave_Click(object sender, EventArgs e)
{
if (string.IsNullOrEmpty(textBoxName.Text))
{
MessageBox.Show("Заполните название", "Ошибка",
MessageBoxButtons.OK, MessageBoxIcon.Error);
return;
}
if (string.IsNullOrEmpty(textBoxPrice.Text))
{
MessageBox.Show("Заполните цену", "Ошибка", MessageBoxButtons.OK,
MessageBoxIcon.Error);
return;
}
if (_computerComponents == null || _computerComponents.Count == 0)
{
MessageBox.Show("Заполните компоненты", "Ошибка",
MessageBoxButtons.OK, MessageBoxIcon.Error);
return;
}
_logger.LogInformation("Сохранение изделия");
try
{
var model = new ComputerBindingModel
{
Id = _id ?? 0,
ComputerName = textBoxName.Text,
Price = Convert.ToDouble(textBoxPrice.Text),
ComputerComponents = _computerComponents
};
var operationResult = _id.HasValue ? _logic.Update(model) :
_logic.Create(model);
if (!operationResult)
{
throw new Exception("Ошибка при сохранении. Дополнительная информация в логах.");
}
MessageBox.Show("Сохранение прошло успешно", "Сообщение",
MessageBoxButtons.OK, MessageBoxIcon.Information);
DialogResult = DialogResult.OK;
Close();
}
catch (Exception ex)
{
_logger.LogError(ex, "Ошибка сохранения изделия");
MessageBox.Show(ex.Message, "Ошибка", MessageBoxButtons.OK, MessageBoxIcon.Error);
}
}
private void ButtonCancel_Click(object sender, EventArgs e)
{
DialogResult = DialogResult.Cancel;
Close();
}
private double CalcPrice()
{
double price = 0;
foreach (var elem in _computerComponents)
{
price += ((elem.Value.Item1?.Cost ?? 0) * elem.Value.Item2);
}
return Math.Round(price * 1.1, 2);
}
}
}