using ProjectElectroTrans.Drawnings;
using ProjectElectroTrans.Entities;


namespace ProjectElectroTrans
{
    /// <summary>
    /// форма конфигурации объекта
    /// </summary>
    public partial class FormTransConfig : Form
    {
       
        private DrawingTrans? _trans;

        /// <summary>
        /// событие для передачи объекта
        /// </summary>

        private event Action<DrawingTrans>? ElectroTransDelegate;
        /// <summary>
        /// Конструктор
        /// </summary>
        public FormTransConfig()
        {
            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<DrawingTrans> excavatorDelegate)
        {
            ElectroTransDelegate += excavatorDelegate;   
        }

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


        /// <summary>
        /// Передаем информацию при нажатии на Labe
        /// </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)
        {
            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":
                    _trans = new DrawingTrans((int)numericUpDownSpeed.Value, (double)numericUpDownWeight.Value, Color.White);
                    break;
                case "labelModifiedObject":
                    _trans = new DrawingElectroTrans((int)numericUpDownSpeed.Value, (double)numericUpDownWeight.Value,
                    Color.White,
                    Color.Black, checkBoxBulldozerDump.Checked,
                    checkBoxSupport.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)
        {
            (sender as Control)?.DoDragDrop((sender as Control)?.BackColor, DragDropEffects.Move | DragDropEffects.Copy);
        }

        
        /// <summary>
        /// Проверка получаемой информации по основному цвету
        /// </summary>
        /// <param name="sender"></param>
        /// <param name="e"></param>
        private void labelBodyColor_DragEnter(object sender, DragEventArgs e)
        {
            if (e.Data.GetDataPresent(typeof(Color)))
            {
                e.Effect = DragDropEffects.Copy;
            }
            else
            {
                e.Effect = DragDropEffects.None;
            }
        }

        /// <summary>
        /// действия при приеме перетаскиваемого основного цвета
        /// </summary>
        /// <param name="sender"></param>
        /// <param name="e"></param>
        private void labelBodyColor_DragDrop(object sender, DragEventArgs e)
        {
            if (_trans != null)
            {
                _trans.EntityTrans.setBodyColor((Color)e.Data.GetData(typeof(Color)));
                DrawObject();
            }
        }

        /// <summary>
        /// проверка получаемой информации по доп. цвету
        /// </summary>
        /// <param name="sender"></param>
        /// <param name="e"></param>
        private void labelAdditionalColor_DragEnter(object sender, DragEventArgs e)
        {
            if (_trans is DrawingElectroTrans)
            {
                if (e.Data.GetDataPresent(typeof(Color)))
                {
                    e.Effect = DragDropEffects.Copy;
                }
                else
                {
                    e.Effect = DragDropEffects.None;
                }
            }
        }

        /// <summary>
        /// действия при перетаскивании доп. цвета
        /// </summary>
        /// <param name="sender"></param>
        /// <param name="e"></param>
        private void labelAdditionalColor_DragDrop(object sender, DragEventArgs e)
        {
            if (_trans.EntityTrans is EntityElectroTrans _excavator)
            {
                _excavator.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 (_trans != null)
            {
                ElectroTransDelegate?.Invoke(_trans);
                Close();
            }
        }

    }








}