using ProjectAirline.Entities;
using ProjectAirline.Repositories;
using ProjectAirline.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 ProjectAirline.Forms
{
    public partial class FormFlight : Form
    {
        private readonly IFlightRepository _flightRepository;
        public FormFlight(IFlightRepository flightRepository, IAirplaneRepository airplaneRepository, IEmployeeRepository employeeRepository)
        {
            InitializeComponent();
            _flightRepository = flightRepository ?? throw new ArgumentNullException(nameof(flightRepository));

            comboBoxAirplane.DataSource = airplaneRepository.ReadAirplanes();
            comboBoxAirplane.DisplayMember = "Model";
            comboBoxAirplane.ValueMember = "Id";

            ColumnEmployee.DataSource = employeeRepository.ReadEmployees();
            ColumnEmployee.DisplayMember = "FirstName";
            ColumnEmployee.ValueMember = "Id";
        }

        private void ButtonAdd_Click(object sender, EventArgs e)
        {
            if (dataGridView.RowCount < 1 || comboBoxAirplane.SelectedIndex < 0 || numericUpDownPrice.Value <= 0)
            {
                throw new Exception("Имеются незаполненны поля");
            }
            try
            {
                _flightRepository.CreateFlight(Flight.CreateOperation(0, (int)comboBoxAirplane.SelectedValue,
                    dateTimePickerDeparture.Value, dateTimePickerArrival.Value,
                    textBoxDestination.Text, textBoxDeparture.Text,
                    (int)numericUpDownPrice.Value, CreateListFlightFromDataGrid()));
                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 List<EmployeeFlight> CreateListFlightFromDataGrid()
        {
            var list = new List<EmployeeFlight>();
            foreach (DataGridViewRow row in dataGridView.Rows)
            {
                if (row.Cells["ColumnEmployee"].Value == null || row.Cells["ColumnFlight"].Value == null || row.Cells["ColumnHoursWork"].Value == null)
                {
                    continue;
                }
                list.Add(EmployeeFlight.CreateOperation(0, Convert.ToInt32(row.Cells["ColumnEmployee"].Value),
                    Convert.ToInt32(row.Cells["ColumnFlight"].Value), Convert.ToInt32(row.Cells["ColumnHoursWork"].Value) ));
            }
            return list;
        }
    }
}