using ProjectAirline.Entities;
using ProjectAirline.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 ProjectAirline.Forms
{
    public partial class FormAirplane : Form
    {
        private readonly IAirplaneRepository _airplaneRepository;
        private int? _airplaneId;
        public int Id
        {
            set
            {
                try
                {
                    var airplane = _airplaneRepository.ReadAirplaneById(value);
                    if (airplane == null)
                    {
                        throw new InvalidDataException(nameof(airplane));
                    }
                    textBoxCountry.Text = airplane.Country;
                    textBoxModel.Text = airplane.Model;
                    numericUpDownCapacity.Value = airplane.Capacity;
                    _airplaneId = value;
                }
                catch (Exception ex)
                {
                    MessageBox.Show(ex.Message, "Ошибка при получении данных", MessageBoxButtons.OK, MessageBoxIcon.Error);
                    return;
                }
            }
        }
        public FormAirplane(IAirplaneRepository airplaneRepository)
        {
            InitializeComponent();
            _airplaneRepository = airplaneRepository ?? throw new ArgumentNullException(nameof(airplaneRepository));
        }

        private void ButtonAdd_Click(object sender, EventArgs e)
        {
            try
            {
                if (string.IsNullOrWhiteSpace(textBoxCountry.Text) || string.IsNullOrWhiteSpace(textBoxModel.Text))
                {
                    throw new Exception("Имеются незаполненные поля");
                }
                if (_airplaneId.HasValue)
                {
                    _airplaneRepository.UpdateAirplane(CreateAirplane(_airplaneId.Value));
                }
                else
                {
                    _airplaneRepository.CreateAirplane(CreateAirplane(0));
                }
                Close();
            }
            catch (Exception ex)
            {
                MessageBox.Show(ex.Message, "Ошибка при сохранении", MessageBoxButtons.OK, MessageBoxIcon.Error);
            }
        }

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

        private Airplane CreateAirplane(int id) => Airplane.CreateEntity(id, textBoxCountry.Text,
            textBoxModel.Text, Convert.ToInt32(numericUpDownCapacity.Value));

    }
}