using RestaurantContracts.BindingModels;
using RestaurantContracts.BusinessLogicsContracts;
using RestaurantContracts.SearchModels;
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 RestaurantView
{
    public partial class FormClient : Form
    {
        private readonly IClientLogic _clientLogic;
        private int? _id;
        public int Id { set { _id = value; } }
        public FormClient(IClientLogic clientLogic)
        {
            InitializeComponent();
            _clientLogic = clientLogic;
        }

        private void buttonCancel_Click(object sender, EventArgs e)
        {
            DialogResult = DialogResult.Cancel;
            Close();
        }

        private void FormClient_Load(object sender, EventArgs e)
        {
            if (_id.HasValue)
            {
                try
                {
                    var view = _clientLogic.ReadElement(new ClientSearchModel
                    {
                        Id = _id.Value
                    });
                    if (view != null)
                    {
                        textBoxFirstName.Text = view.FirstName;
                        textBoxLastName.Text = view.LastName;
                        textBoxNumber.Text = view.Number;
                    }
                }
                catch (Exception ex)
                {
                    MessageBox.Show(ex.Message, "Ошибка", MessageBoxButtons.OK,
                    MessageBoxIcon.Error);
                }
            }
        }

        private void buttonSave_Click(object sender, EventArgs e)
        {
            if (string.IsNullOrEmpty(textBoxFirstName.Text) && string.IsNullOrEmpty(textBoxLastName.Text) && string.IsNullOrEmpty(textBoxNumber.Text))
            {
                MessageBox.Show("Введены не все данные.", "Ошибка", MessageBoxButtons.OK, MessageBoxIcon.Error);
                return;
            }
            try
            {
                var model = new ClientBindingModel
                {
                    Id = _id ?? 0,
                    FirstName = textBoxFirstName.Text,
                    LastName = textBoxLastName.Text,
                    Number = textBoxNumber.Text
                };
                var operationResult = _id.HasValue ? _clientLogic.Update(model) : _clientLogic.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)
            {
                MessageBox.Show(ex.Message, "Ошибка", MessageBoxButtons.OK, MessageBoxIcon.Error);
            }
        }
    }
}