PIbd-31_MasenkinMS_COP_22/Components/WinForms/FormOrder.cs

using Contracts.BindingModels;
using Contracts.BusinessLogicsContracts;
using Contracts.SearchModels;
using DocumentFormat.OpenXml.Office2010.Excel;
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 WinForms
{
    /// <summary>
    /// Форма для создания или редактирования счета
    /// </summary>
    public partial class FormOrder : Form
    {
        /// <summary>
        /// Бизнес-логика для сущности "Счет"
        /// </summary>
        private readonly IOrderLogic _orderLogic;

        /// <summary>
        /// Бизнес-логика для сущности "Тип заказа"
        /// </summary>
        private readonly IOrderTypeLogic _orderTypeLogic;

        /// <summary>
        /// Идентификатор счета
        /// </summary>
        private int? _id;

        /// <summary>
        /// Идентификатор счета
        /// </summary>
        public int Id { set { _id = value; } }

        /// <summary>
        /// Конструктор
        /// </summary>
        /// <param name="orderLogic"></param>
        /// <param name="orderTypeLogic"></param>
        public FormOrder(IOrderLogic orderLogic, IOrderTypeLogic orderTypeLogic)
        {
            InitializeComponent();

            _orderLogic = orderLogic;
            _orderTypeLogic = orderTypeLogic;
        }

        /// <summary>
        /// Загрузка формы
        /// </summary>
        /// <param name="sender"></param>
        /// <param name="e"></param>
        private void FormOrder_Load(object sender, EventArgs e)
        {
            var listOrderTypes = _orderTypeLogic.ReadList(null);
            if (listOrderTypes != null)
            {
                foreach (var type in listOrderTypes)
                {
                    customComboBox.AddItem(type.Name);
                }
            }

            if (!_id.HasValue)
            {
                return;
            }

            try
            {
                var order = _orderLogic.ReadElement(new OrderSearchModel { Id = _id.Value });
                if (order == null)
                {
                    return;
                }

                textBoxWaiterFullName.Text = order.WaiterFullName;
                textBoxInfo.Text = order.Info;
                customComboBox.SelectedItem = order.Type;
                if (string.IsNullOrEmpty(order.Sum))
                {
                    controlInputNullableDouble.Value = double.Parse(order.Sum!);
                }
            }
            catch (Exception ex)
            {
                MessageBox.Show(ex.Message, "Ошибка", MessageBoxButtons.OK, MessageBoxIcon.Error);
            }
        }

        /// <summary>
        /// Кнопка "Сохранить"
        /// </summary>
        /// <param name="sender"></param>
        /// <param name="e"></param>
        private void buttonSave_Click(object sender, EventArgs e)
        {
            if (string.IsNullOrEmpty(textBoxWaiterFullName.Text))
            {
                MessageBox.Show("Заполните ФИО официанта!", "Ошибка", MessageBoxButtons.OK, MessageBoxIcon.Error);
                return;
            }
            if (string.IsNullOrEmpty(textBoxInfo.Text))
            {
                MessageBox.Show("Заполните информацию по счету!", "Ошибка", MessageBoxButtons.OK, MessageBoxIcon.Error);
                return;
            }
            if (string.IsNullOrEmpty(customComboBox.SelectedItem))
            {
                MessageBox.Show("Выберите тип заказа!", "Ошибка", MessageBoxButtons.OK, MessageBoxIcon.Error);
                return;
            }

            try
            {
                var model = new OrderBindingModel
                {
                    Id = _id ?? 0,
                    WaiterFullName = textBoxWaiterFullName.Text,
                    Info = textBoxInfo.Text,
                    Type = customComboBox.SelectedItem,
                    Sum = controlInputNullableDouble.Value,
                };

                var operatingResult = _id.HasValue ? _orderLogic.Update(model) : _orderLogic.Create(model);
                if (!operatingResult)
                {
                    throw new Exception("Ошибка при создании сущности 'Счет'!");
                }

                MessageBox.Show("Создание сущности 'Счет' прошло успешно", "Сообщение", MessageBoxButtons.OK, MessageBoxIcon.Information);
                DialogResult = DialogResult.OK;
                Close();
            }
            catch (Exception ex)
            {
                MessageBox.Show(ex.Message, "Ошибка", MessageBoxButtons.OK, MessageBoxIcon.Error);
            }
        }

        /// <summary>
        /// Кнопка "Отмена"
        /// </summary>
        /// <param name="sender"></param>
        /// <param name="e"></param>
        private void buttonCancel_Click(object sender, EventArgs e)
        {
            DialogResult = DialogResult.Cancel;
            Close();
        }
    }
}