using AirBomber.Drawnings;
using AirBomber.Entities;

namespace AirBomber;

/// <summary>
/// Форма конфигурации объекта
/// </summary>
public partial class FormAirPlaneConfig : Form
{
    /// <summary>
    /// Объект - прорисовка самолета 
    /// </summary>
    private DrawningAirPlane? _airplane = null;

    /// <summary>
    /// События для передачи объекта
    /// </summary>
    private event Action<DrawningAirPlane> AirPlaneDelegate;

    /// <summary>
    /// Конструктор
    /// </summary>
    public FormAirPlaneConfig()
    {
        InitializeComponent();

        panelRed.MouseDown += Panel_MouseDown;
        panelGreen.MouseDown += Panel_MouseDown;
        panelBlue.MouseDown += Panel_MouseDown;
        panelYellow.MouseDown += Panel_MouseDown;
        panelWhite.MouseDown += Panel_MouseDown;
        panelGray.MouseDown += Panel_MouseDown;
        panelBlack.MouseDown += Panel_MouseDown;
        panelPurple.MouseDown += Panel_MouseDown;

        buttonCancel.Click += (sender, e) => Close();
    }

    /// <summary>
    /// Привязка внешнего метода к событию
    /// </summary>
    /// <param name="airplaneDelegate"></param>
	public void AddEvent(Action<DrawningAirPlane> airplaneDelegate)
    {
        AirPlaneDelegate += airplaneDelegate;
    }

    /// <summary>
	/// Прорисовка объекта
	/// </summary>
	private void DrawObject()
    {
        Bitmap bmp = new(pictureBoxObject.Width, pictureBoxObject.Height);
        Graphics gr = Graphics.FromImage(bmp);
        _airplane?.SetPictureSize(pictureBoxObject.Width, pictureBoxObject.Height);
        _airplane?.SetPosition(5, 5);
        _airplane?.DrawTransport(gr);
        pictureBoxObject.Image = bmp;
    }

    /// <summary>
	/// Передаем информацию при нажатии на Label
	/// </summary>
	/// <param name="sender"></param>
	/// <param name="e"></param>
    private void labelObject_MouseDown(object sender, MouseEventArgs e)
    {
        (sender as Label)?.DoDragDrop((sender as Label)?.Name ?? string.Empty, DragDropEffects.Move | DragDropEffects.Copy);
    }

    /// <summary>
	/// Проверка получаемой информации (ее типа на соответствие требуемому)
	/// </summary>
	/// <param name="sender"></param>
	/// <param name="e"></param>
    private void PanelObject_DragEnter(object sender, DragEventArgs e)
    {
        e.Effect = e.Data?.GetDataPresent(DataFormats.Text) ?? false ? DragDropEffects.Copy : DragDropEffects.None;
    }

    /// <summary>
	/// Действия при приеме перетаскиваемой информации
	/// </summary>
	/// <param name="sender"></param>
	/// <param name="e"></param>
    private void PanelObject_DragDrop(object sender, DragEventArgs e)
    {
        switch (e.Data?.GetData(DataFormats.Text)?.ToString())
        {
            case "labelSimpleObject":
                _airplane = new DrawningAirPlane((int)numericUpDownSpeed.Value, (double)numericUpDownWeight.Value, Color.White);
                break;
            case "labelModifiedObject":
                _airplane = new DrawningAirBomber((int)numericUpDownSpeed.Value, (double)numericUpDownWeight.Value, Color.White,
                    Color.Black, checkBoxBombs.Checked, checkBoxFuelTanks.Checked);
                break;
        }
        labelBodyColor.BackColor = Color.Empty;
        labelAdditionalColor.BackColor = Color.Empty;
        DrawObject();
    }

    /// <summary>
	/// Передаем информацию при нажатии на Panel
	/// </summary>
	/// <param name="sender"></param>
	/// <param name="e"></param>
	private void Panel_MouseDown(object? sender, MouseEventArgs e)
    {
        // TODO отправка цвета в Drag&Drop
        (sender as Control)?.DoDragDrop((sender as Control)?.BackColor ?? Color.Black, DragDropEffects.Move | DragDropEffects.Copy);
    }

    // TODO Реализовать логику смены цветов: основного и дополнительного (для продвинутого объекта)
    private void labelBodyColor_DragEnter(object sender, DragEventArgs e)
    {
        if (e.Data.GetDataPresent(typeof(Color)))
        {
            e.Effect = DragDropEffects.Copy;
        }
        else
        {
            e.Effect = DragDropEffects.None;
        }
    }

    private void labelBodyColor_DragDrop(object sender, DragEventArgs e)
    {
        if (_airplane != null)
        {
            _airplane.EntityAirPlane.SetBodyColor((Color)e.Data.GetData(typeof(Color)));
            DrawObject();
        }
    }

    private void labelAdditionalColor_DragEnter(object sender, DragEventArgs e)
    {
        if (_airplane is DrawningAirBomber)
        {
            if (e.Data.GetDataPresent(typeof(Color)))
            {
                e.Effect = DragDropEffects.Copy;
            }
            else
            {
                e.Effect = DragDropEffects.None;
            }
        }
    }

    private void labelAdditionalColor_DragDrop(object sender, DragEventArgs e)
    {
        if (_airplane?.EntityAirPlane is EntityAirBomber _airbomber)
        {
            _airbomber.SetAdditionalColor((Color)e.Data.GetData(typeof(Color)));
        }
        DrawObject();

    }
    /// <summary>
	/// Передача объекта
	/// </summary>
	/// <param name="sender"></param>
	/// <param name="e"></param>
	private void ButtonAdd_Click(object sender, EventArgs e)
    {
        if (_airplane != null)
        {
            AirPlaneDelegate?.Invoke(_airplane);
            Close();
        }
    }
}