using ProjectGarage.Entities;
using ProjectGarage.Entities.Enums;
using ProjectGarage.Repositories;
using ProjectGarage.Repositories.Implementations;
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 ProjectGarage.Forms
{
    public partial class FormRoute : Form
    {
        private readonly IRouteRepository _routeRepository;
        private int? _routeId;

        public int Id
        {
            set
            {
                try
                {
                    var route = _routeRepository.ReadRouteByID(value);
                    if (route == null)
                    {
                        throw new InvalidDataException(nameof(route));
                    }

                    textBoxRouteName.Text = route.RouteName;
                    textBoxRouteStart.Text = route.StartP;
                    textBoxRouteFinal.Text = route.FinalP;
                    numericUpDownRouteLen.Value = route.Length;
                    _routeId = value;
                }
                catch (Exception ex)
                {
                    MessageBox.Show(ex.Message, "Ошибка при получении данных", MessageBoxButtons.OK, MessageBoxIcon.Error);
                    return;
                }

            }
        }

        public FormRoute(IRouteRepository routeRepository)
        {
            InitializeComponent();
            _routeRepository = routeRepository ??
                throw new ArgumentNullException(nameof(routeRepository));
        }

        private void ButtonRouteSave_Click(object sender, EventArgs e)
        {
            try
            {
                if (string.IsNullOrWhiteSpace(textBoxRouteStart.Text)
                    || string.IsNullOrWhiteSpace(textBoxRouteFinal.Text))
                {
                    throw new Exception("Имеются незаполненные поля");
                }
                if (_routeId.HasValue)
                {
                    _routeRepository.UpdateRoute(CreateRoute(_routeId.Value));
                }
                else
                {
                    _routeRepository.CreateRoute(CreateRoute(0));
                }
                Close();
            }
            catch (Exception ex)
            {
                MessageBox.Show(ex.Message, "Ошибка при сохранении", MessageBoxButtons.OK, MessageBoxIcon.Error);
            }
        }

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

        private Route CreateRoute(int id) => Route.CreateRoute(id, textBoxRouteName.Text, textBoxRouteStart.Text,
            textBoxRouteFinal.Text, Convert.ToInt32(numericUpDownRouteLen.Value));
    }
}