using ProjectOptika.Scripts.Entities;
using ProjectOptika.Scripts.Repositories;

namespace ProjectOptika.Scripts.Forms
{
    public partial class FormSpecification : Form
    {
        private readonly ISpecificationsRepository _specificationsRepositories;

        private int? _specificationsID;

        public int ID
        {
            set
            {
                try
                {
                    var specifications = _specificationsRepositories.GetSpecificationsByID(value); 

                    if (specifications == null) throw new InvalidDataException(nameof(specifications));

                    _specificationsID = specifications.ID;
                    textBoxMaterial.Text = specifications.Material;
                    textBoxAstigmatism.Text = specifications.Astigmatism;
                    textBoxDioptericity.Text = specifications.Dioptericity;
                    textBoxOriginCountry.Text = specifications.OriginCountry;
                    numericUpDownTimeProduction.Value = (decimal)specifications.TimeProduction;
                }
                catch (Exception ex)
                {
                    MessageBox.Show(ex.Message, "Ошибка при получении данных", MessageBoxButtons.OK, MessageBoxIcon.Error);
                    return;
                }
            }
        }

        public FormSpecification(ISpecificationsRepository specifications, IAccessoriesRepository accessories)
        {
            InitializeComponent();

            _specificationsRepositories = specifications
                ?? throw new ArgumentNullException(nameof(specifications));

            comboBoxAccessory.DataSource = accessories.GetAccessories();
            comboBoxAccessory.DisplayMember = "Name";
            comboBoxAccessory.ValueMember = "ID";
        }

        private void ButtonSave_Click(object sender, EventArgs e)
        {
            try
            {
                if (string.IsNullOrEmpty(textBoxMaterial.Text) || string.IsNullOrEmpty(textBoxAstigmatism.Text) ||
                    string.IsNullOrEmpty(textBoxDioptericity.Text) || string.IsNullOrEmpty(textBoxOriginCountry.Text)) 
                {
                    throw new Exception("Имеются незаполненные данные");
                }

                if (_specificationsID.HasValue)
                {
                    _specificationsRepositories.UpdateSpecifications(CreateSpecifications(_specificationsID.Value));
                }
                else
                {
                    _specificationsRepositories.CreateSpecifications(CreateSpecifications(0));
                }
                Close();
            }
            catch (System.Exception ex)
            {
                MessageBox.Show(ex.Message, "Ошибка при получении сохранении", MessageBoxButtons.OK, MessageBoxIcon.Error);
            }
        }

        private void ButtonCancel_Click(object sender, EventArgs e)
        {
            Close();
        }

        private Specifications CreateSpecifications(int id)
        {
            return Specifications.CreateEntity(id, (int)comboBoxAccessory.SelectedValue!, textBoxMaterial.Text, textBoxAstigmatism.Text, textBoxDioptericity.Text, textBoxOriginCountry.Text, (double)numericUpDownTimeProduction.Value);
        }
    }
}