using ProjectCatamaran.Drawnings;
using ProjectCatamaran.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 ProjectCatamaran;

public partial class FormBoatConfig : Form
{
    /// <summary>
    /// Объект - прорисовка лодки
    /// </summary>
    private DrawningBoat? _boat;

    /// <summary>
    /// Событие для передачи объекта
    /// </summary>
    private event Action<DrawningBoat>? BoatDelegate;

    public FormBoatConfig()
    {
        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="carDelegate"></param>
    public void AddEvent(Action<DrawningBoat> boatDelegate)
    {
        if (BoatDelegate != null)
        {
            BoatDelegate = boatDelegate;
        }
        else
        {
            BoatDelegate += boatDelegate;
        }
    }

    /// <summary>
    /// Прорисовка объекта
    /// </summary>
    private void DrawObject()
    {
        Bitmap bmp = new(pictureBoxObject.Width, pictureBoxObject.Height);
        Graphics gr = Graphics.FromImage(bmp);
        _boat?.SetPictureSize(pictureBoxObject.Width,
        pictureBoxObject.Height);
        _boat?.SetPosition(15, 15);
        _boat?.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":
                _boat = new DrawningBoat((int)numericUpDownSpeed.Value,
                (double)numericUpDownWeight.Value, Color.White);
                break;
            case "labelModifiedObject":
                _boat = new
                DrawningCatamaran((int)numericUpDownSpeed.Value, (double)numericUpDownWeight.Value,
                Color.White,
                Color.Black, checkBoxLeftfloater.Checked, checkBoxRightfloater.Checked, checkBoxSail.Checked);
                break;
        }
        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)
    {
        (sender as Panel)?.DoDragDrop((sender as Panel)?.BackColor,
            DragDropEffects.Move | DragDropEffects.Copy);
    }



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

    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 (_boat.EntityBoat is EntityCatamaran catamaran)
        {
            catamaran.SetAdditionalColor((Color)e.Data.GetData(typeof(Color)));
            DrawObject();
        }
    }

    private void labelAdditionalColor_DragEnter(object sender, DragEventArgs e)
    {
        if (_boat is DrawningCatamaran)
        {
            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 (_boat != null)
        {
            BoatDelegate?.Invoke(_boat);
            Close();
        }
    }
}