PIbd-22-Ismailov_SUBD/BlogDataModels/BlogViewModel/FormUsers.cs

using Microsoft.Extensions.Logging;
using System;
using System.Collections.Generic;
using System.Data;
using System.Drawing;
using System.Linq;
using System.Text;
using System.Threading.Tasks;
using System.Windows.Forms;
using BlogContracts.BusinessLogicContracts;
using BlogContracts.BindingModel;

namespace BlogViewModel
{
    public partial class FormUsers : Form
    {
        private readonly ILogger _logger;
        private readonly IUserLogic _logic;

        public FormUsers(ILogger<FormUsers> logger, IUserLogic logic)
        {
            InitializeUser();
            _logger = logger;
            _logic = logic;
        }

        private void FormUsers_Load(object sender, EventArgs e)
        {
            LoadData();
        }

        private void LoadData()
        {
            try
            {
                var list = _logic.ReadList(null);

                if (list != null)
                {
                    DataGridView.DataSource = list;
                    DataGridView.Columns["Id"].Visible = false;
                    DataGridView.Columns["Name"].AutoSizeMode = DataGridViewAutoSizeColumnMode.Fill;
                    DataGridView.Columns["DateCreate"].AutoSizeMode = DataGridViewAutoSizeColumnMode.Fill;
                }

                _logger.LogInformation("Загрузка компонентов");

            }
            catch (Exception ex)
            {
                _logger.LogError(ex, "Ошибка загрузки компонентов");
                MessageBox.Show(ex.Message, "Ошибка", MessageBoxButtons.OK, MessageBoxIcon.Error);
            }
        }

        private void AddButton_Click(object sender, EventArgs e)
        {
            var service = Program.ServiceProvider?.GetService(typeof(FormUser));

            if (service is FormUser form)
            {
                if (form.ShowDialog() == DialogResult.OK)
                {
                    LoadData();
                }
            }
        }
        private void ChangeButton_Click(object sender, EventArgs e)
        {
            if (DataGridView.SelectedRows.Count == 1)
            {
                var service = Program.ServiceProvider?.GetService(typeof(FormUser));

                if (service is FormUser form)
                {
                    form.Id = Convert.ToInt32(DataGridView.SelectedRows[0].Cells["Id"].Value);

                    if (form.ShowDialog() == DialogResult.OK)
                    {
                        LoadData();
                    }
                }
            }
        }
        private void DeleteButton_Click(object sender, EventArgs e)
        {
            if (DataGridView.SelectedRows.Count == 1)
            {
                if (MessageBox.Show("Удалить запись?", "Вопрос", MessageBoxButtons.YesNo, MessageBoxIcon.Question) == DialogResult.Yes)
                {
                    int id = Convert.ToInt32(DataGridView.SelectedRows[0].Cells["Id"].Value);
                    _logger.LogInformation("Удаление пользователя");

                    try
                    {
                        if (!_logic.Delete(new UserBindingModel
                        {
                            Id = id
                        }))
                        {
                            throw new Exception("Ошибка при удалении. Дополнительная информация в логах.");
                        }

                        LoadData();
                    }
                    catch (Exception ex)
                    {
                        _logger.LogError(ex, "Ошибка удаления компонента");
                        MessageBox.Show(ex.Message, "Ошибка", MessageBoxButtons.OK, MessageBoxIcon.Error);
                    }
                }
            }
        }
        private void UpdateButton_Click(object sender, EventArgs e)
        {
            LoadData();
        }
    }
}