using Microsoft.VisualBasic.FileIO;
using ProjectGSM.Entities;
using ProjectGSM.Entities.Enums;
using ProjectGSM.Repositories;

namespace ProjectGSM.Forms
{

    public partial class FormAdvocate : Form
    {
        private readonly IAdvocateRepository _advocateRepository;

        private int? _advocateId;

        public int Id
        {
            set
            {
                try
                {
                    var advocate =
                    _advocateRepository.ReadAdvocateById(value);
                    if (advocate == null)
                    {
                        throw new
                        InvalidDataException(nameof(advocate));
                    }
                    foreach (LicenseType elem in Enum.GetValues(typeof(LicenseType)))
                    {
                        if ((elem & advocate.LicenseType) != 0)
                        {
                            checkedListBox.SetItemChecked(checkedListBox.Items.IndexOf(
                            elem), true);
                        }
                    }

                    nameTextBox.Text = advocate.Name;
                    sexCheckBox.Checked= advocate.Sex;
                    dateTimePicker.Value = new DateTime(advocate.DateOfBirth.Year, advocate.DateOfBirth.Month, advocate.DateOfBirth.Day);
                    expNumeric.Value = advocate.Experience;
                    tasksNumeric.Value = advocate.CompletedTasks;
                    ratingNumeric.Value = advocate.Rating;
                    emailTextBox.Text = advocate.Email;
                    phoneText.Text = advocate.PhoneNumber;
                    adressBox.Text = advocate.Address;
                }
                catch (Exception ex)
                {
                    MessageBox.Show(ex.Message, "Ошибка при получении данных", MessageBoxButtons.OK, MessageBoxIcon.Error);
                    return;
                }
            }
        }


        public FormAdvocate(IAdvocateRepository advocateRepository)
        {
            InitializeComponent();
            _advocateRepository = advocateRepository ??
                throw new
                ArgumentNullException(nameof(advocateRepository));

            foreach (var elem in Enum.GetValues(typeof(LicenseType)))
            {
                checkedListBox.Items.Add(elem);
            }

        }

        private void saveButton_Click(object sender, EventArgs e)
        {
            try
            {
                if (string.IsNullOrWhiteSpace(nameTextBox.Text) ||
                    string.IsNullOrWhiteSpace(emailTextBox.Text) ||
                    string.IsNullOrWhiteSpace(phoneText.Text) ||
                    string.IsNullOrWhiteSpace(adressBox.Text) || checkedListBox.CheckedItems.Count == 0)
                {
                    throw new Exception("Имеются незаполненные поля");
                }
                if (_advocateId.HasValue)
                {
                    _advocateRepository.UpdateAdvocate(CreateAdvocate(_advocateId.Value));
                }
                else
                {
                    _advocateRepository.UpdateAdvocate(CreateAdvocate(0));
                }
                Close();
            }
            catch (Exception ex)
            {
                MessageBox.Show(ex.Message, "Ошибка при сохранении",
                MessageBoxButtons.OK, MessageBoxIcon.Error);
            }

        }

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

        private Advocate CreateAdvocate(int id)
        {
            LicenseType licenseType = LicenseType.None;
            foreach (var elem in checkedListBox.CheckedItems)
            {
                licenseType |= (LicenseType)elem;
            }
            return Advocate.CreateEntity(id,
            nameTextBox.Text,
            sexCheckBox.Checked,
            dateTimePicker.Value,
            Convert.ToInt32(expNumeric.Value),
            Convert.ToInt32(tasksNumeric.Value),
            Convert.ToInt32(ratingNumeric.Value),
            emailTextBox.Text,
            phoneText.Text,
            adressBox.Text, licenseType);
        }

    }
}