using Publication.Entites;
using Publication.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 Publication.Forms;

public partial class FormPrintingHouse : Form
{
    private readonly IPrintingHouseRepository printingHouseRepository;
    public FormPrintingHouse(IPrintingHouseRepository _printingHouseRepository,
        IMaterialRepository materialRepository,
        IOrderRepository orderRepository)
    {
        InitializeComponent();
        printingHouseRepository = _printingHouseRepository ?? throw new ArgumentNullException(nameof(_printingHouseRepository));

        comboBoxMaterials.DataSource = materialRepository.ReadMaterials();
        comboBoxMaterials.DisplayMember = "Material";
        comboBoxMaterials.ValueMember = "Id";

        ColumnOrders.DataSource = orderRepository.ReadOrders();
        ColumnOrders.DisplayMember = "Id";
        ColumnOrders.ValueMember = "Id";
    }

    private void ButtonSave_Click(object sender, EventArgs e)
    {
        try
        {
            if (dataGridView1.RowCount < 1 ||
                comboBoxMaterials.SelectedIndex < 0)
            {
                throw new Exception("Имеются незаполненные поля");
            }

            printingHouseRepository.CreatePrintingHouse
                (
                    PrintingHouses.CreateEntity
                    (
                        1,
                        textBoxTitle.Text,
                        textBoxPhone.Text,
                        textBoxAddress.Text,
                        (int)comboBoxMaterials.SelectedValue!,
                        CreateListPrintingHouseOrdersFromDataGrid()
                    )
                );
            Close();
        }
        catch (Exception ex)
        {
            MessageBox.Show(ex.Message, "Ошибка при сохранении",
MessageBoxButtons.OK, MessageBoxIcon.Error);
        }
    }

    private IEnumerable<PrintingHouseOrders> CreateListPrintingHouseOrdersFromDataGrid()
    {
        var list =
            new List<PrintingHouseOrders>();
        foreach (DataGridViewRow row in dataGridView1.Rows)
        {
            if (row.Cells["ColumnOrders"].Value == null ||
                row.Cells["ColumnCopy"].Value == null)
            {
                continue;
            }
            list.Add
                (
                    PrintingHouseOrders.CreateEntity
                    (
                        0, Convert.ToInt32(row.Cells["ColumnOrders"].Value),
                        Convert.ToInt32(row.Cells["ColumnCopy"].Value)
                    )
                );
        }
        return list.GroupBy(x => x.OrderId, x => x.Count, (id, counts) =>
                PrintingHouseOrders.CreateEntity(0, id, counts.Sum())).ToList();
    }

    private void ButtonBreak_Click(object sender, EventArgs e) => Close();
}