using BookShopContracts.BindingModels;
using BookShopContracts.BusinessLogicsContracts;
using Microsoft.Extensions.Logging;
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 BookShopView
{
    public partial class FormGenres : Form
    {
        private readonly ILogger _logger;
        private readonly IGenreLogic _logic;
        public FormGenres(ILogger<FormGenres> logger, IGenreLogic logic)
        {
            InitializeComponent();
            _logger = logger;
            _logic = logic;
        }

        private void ChangeButton_Click(object sender, EventArgs e)
        {
            if (DataGridView.SelectedRows.Count == 1)
            {
                var service = Program.ServiceProvider?.GetService(typeof(FormGenre));
                if (service is FormGenre 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 жанра");

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

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

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

        private void FormGenres_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["GenreName"].AutoSizeMode = DataGridViewAutoSizeColumnMode.Fill;
                }

                _logger.LogInformation("Загрузка жанров");
            }

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

        private void buttonAdd_Click(object sender, EventArgs e)
        {
            var service = Program.ServiceProvider?.GetService(typeof(FormGenre));
            if (service is FormGenre form)
            {
                if (form.ShowDialog() == DialogResult.OK)
                {
                    LoadData();
                }
            }
        }
    }
}