using lab1.Drawnings;
using lab1.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 lab1;
/// <summary>
/// Форма конфигурации объекта
/// </summary>
public partial class FormTrackedVehicleConfig : Form

{
    /// <summary>
    /// Объект - прорисовка гусеничной машины
    /// </summary>
    private DrawningTrackedVehicle? _trackedVehicle;
    /// <summary>
    /// Событие для предачи объекта
    /// </summary>
    private event Action<DrawningTrackedVehicle>? TrackedVehicleDelegate;

    /// <summary>
    /// Конструктор
    /// </summary>
    public FormTrackedVehicleConfig()
    {
        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="trackedVehicleDelegate"></param>
    /// 
    public void AddEvent(Action<DrawningTrackedVehicle> trackedVehicleDelegate)
    {
        if (TrackedVehicleDelegate == null)
        {
            TrackedVehicleDelegate = trackedVehicleDelegate;
        }
        else
        {
            TrackedVehicleDelegate += trackedVehicleDelegate;
        }
    }


    /// <summary>
    /// Прорисовка объекта
    /// </summary>
    private void DrawObject()
    {
        Bitmap bmp = new(pictureBoxObject.Width, pictureBoxObject.Height);
        Graphics gr = Graphics.FromImage(bmp);
        _trackedVehicle?.SetPictureSize(pictureBoxObject.Width, pictureBoxObject.Height);
        _trackedVehicle?.SetPosition(25, 25);
        _trackedVehicle?.DrawTransport(gr);
        pictureBoxObject.Image = bmp;
    }

    /// <summary>
    /// Передаём 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 PanelObject1_DragEnter(object sender, DragEventArgs e)
    {
        e.Effect = e.Data?.GetDataPresent(DataFormats.Text) ?? false ? DragDropEffects.Copy : DragDropEffects.None;
    }
    /// <summary>
    /// Действия при приёме перетаскиваемой информации
    /// </summary>
    /// <param name="sender"></param>
    /// <param name="e"></param>
    private void PanelObject1_DragDrop(object sender, DragEventArgs e)
    {
        switch (e.Data?.GetData(DataFormats.Text)?.ToString())
        {

            case "LabelSimpleObject":
                _trackedVehicle = new DrawningTrackedVehicle((int)numericUpDownSpeed.Value, (double)numericUpDownWeight.Value, Color.White);
                break;
            case "LabelModifiedObject":
                _trackedVehicle = new DrawningEntityFighter((int)numericUpDownSpeed.Value, (double)numericUpDownWeight.Value,
                Color.White,
                Color.Black, checkBoxKovsh.Checked,
                checkBoxOtval.Checked);
                break;
        }
        DrawObject();

    }

    private void FormTrackedVehicleConfig_Load(object sender, EventArgs e)
    {

    }
    /// <summary>
    /// Передаём 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, 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 labelAdditionalColor_DragDrop(object sender, DragEventArgs e)
    {
        if (_trackedVehicle.EntityTrackedVehicle is EntityFighter _rockets)
        {
            _rockets.setBodyTankColor((Color)e.Data.GetData(typeof(Color)));
        }
        DrawObject();

    }
    private void labelBodyColor_DragDrop(object sender, DragEventArgs e)
    {
        if (_trackedVehicle != null)
        {
            _trackedVehicle.EntityTrackedVehicle.setBodyColor((Color)e.Data.GetData(typeof(Color)));
            DrawObject();
        }
    }
    private void labelAdditionalColor_DragEnter(object sender, DragEventArgs e)
    {
        if (_trackedVehicle is DrawningEntityFighter)
        {
            if (e.Data.GetDataPresent(typeof(Color)))
            {
                e.Effect = DragDropEffects.Copy;
            }
            else
            {
                e.Effect = DragDropEffects.None;
            }
        }
    }
    /// <summary>
    /// Передача объекта
    /// </summary>
    /// <param name="sender"></param>
    /// <param name="e"></param>
    private void buttonAdd_Click(object sender, EventArgs e)
    {
        if (_trackedVehicle != null)
        {
            TrackedVehicleDelegate?.Invoke(_trackedVehicle);
            Close();
        }
    }

    private void labelAdditionalColor_Click(object sender, EventArgs e)
    {

    }
}