using ProjectElectricLocomotive.Drawnings;
using ProjectElectricLocomotive.Entities;
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 ProjectElectricLocomotive;
/// <summary>
/// Форма конфигурации объекта
/// </summary>
public partial class FormElectricLocomotiveConfig : Form
{

    /// <summary>
    /// Объект - прорисовка
    /// </summary>
    private DrawningLocomotive? _locomotive;

    /// <summary>
    /// Событие для передачи объекта
    /// </summary>
    private event Action<DrawningLocomotive> _locomotiveDelegate;
    /// <summary>
    /// Конструктор 
    /// </summary>
    public FormElectricLocomotiveConfig()
    {

        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;

        //TODO buttonCancel.Click привязать анонимный метод через лямбда с закрытием формы
        buttonCancel.Click += (sender, e) => Close();
        
    }

    /// <summary>
    /// Привязка внешнего метода к событию
    /// </summary>
    /// <param name="locomotiveDelegate"></param>
    public void AddEvent(Action<DrawningLocomotive> locomotiveDelegate)
    {
        if (_locomotiveDelegate == null)
        {
            _locomotiveDelegate = locomotiveDelegate;
        }
        else
        {
            _locomotiveDelegate += locomotiveDelegate;
        }
    }


    
 

    /// <summary>
    /// Прорисовка объекта
    /// </summary>
    private void DrawObject()
    {
        Bitmap bmp = new(pictureBoxObject.Width, pictureBoxObject.Height);
        Graphics gr = Graphics.FromImage(bmp);
        _locomotive?.SetPictureSize(pictureBoxObject.Width,
        pictureBoxObject.Height);
        _locomotive?.SetPosition(15, 15);
        _locomotive?.DrawTransport(gr);
        pictureBoxObject.Image = bmp;
    }

    /// <summary>
    /// передаем информацию при нажатии на Label
    /// </summary>
    /// <param name="sender"></param>
    /// <param name="e"></param>
    private void labelSimpleObject_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 соответсвие требуемому)
    /// </summary>
    /// <param name="sender"></param>
    /// <param name="e"></param>
    private void panelObject_DragEnter(object sender, DragEventArgs e)
    {
        if (e.Data?.GetDataPresent(DataFormats.Text) ?? false)
        {
            e.Effect = DragDropEffects.Copy;
        }
        else
        {
            e.Effect = 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":
                _locomotive = new DrawningLocomotive((int)numericUpDownSpeed.Value,
                (double)numericUpDownWeight.Value, Color.White);
                break;
            case "labelModifiedObject":
                _locomotive = new
                DrawningElectricLocomotive((int)numericUpDownSpeed.Value, (double)numericUpDownWeight.Value,
                Color.White,
                Color.Black, checkBoxPantograph.Checked,
                checkBoxBatteryStorage.Checked);
                break;
        }
        labelBodyColor.BackColor = Color.Empty;
        labelAdditionalColor.BackColor = Color.Empty;
        DrawObject();
    }

    private void panel_MouseDown(object sender, MouseEventArgs e)
    {
        (sender as Control).DoDragDrop((sender as Control).BackColor, DragDropEffects.Move | DragDropEffects.Copy);
        //TODO отпавка цвета в Dragdrop
    }
    //TODO реализовать логику смены цветов основного и дополнительного(для продвинутого)
    private void labelBodyColor_DragEnter(object sender, DragEventArgs e)
    {
        if (_locomotive != null)
        {
            if (e.Data.GetDataPresent(typeof(Color)))
            {
                e.Effect = DragDropEffects.Copy;
            }
            else
            {
                e.Effect = DragDropEffects.None;
            }
        }
    }
    private void labelBodyColor_DragDrop(object sender, DragEventArgs e)
    {
        if (_locomotive != null)
        {

                _locomotive.EntityLocomotive.setBodyColor((Color)e.Data.GetData(typeof(Color)));
                DrawObject();
            

        }
    }

    private void labelAdditionalColor_DragEnter(object sender, DragEventArgs e)
    {
        if (_locomotive != null && _locomotive.EntityLocomotive is EntityElectricLocomotive entityElectricLocomotive)
        {
            if (e.Data.GetDataPresent(typeof(Color)))
            {
                e.Effect = DragDropEffects.Copy;
            }
            else
            {
                e.Effect = DragDropEffects.None;
            }
        }
    }
    private void labelAdditionalColor_DragDrop(object sender, DragEventArgs e)
    {
        if (_locomotive != null && _locomotive.EntityLocomotive is EntityElectricLocomotive entityElectricLocomotive)
        {
           
                entityElectricLocomotive.setAdditionalColor((Color)e.Data.GetData(typeof(Color)));
                
            
            DrawObject();
        }
        DrawObject();
    }

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

 
}