using WarmlyLocomotive.DrawningObjects;
using WarmlyLocomotive.Entities;

namespace WarmlyLocomotive
{
    /// <summary>
    /// Делегат для передачи объекта-тепловоза
    /// </summary>
    /// <param name="warmlylocomotive"></param>
    public partial class FormWarmlyLocomotiveConfig : Form
    {
        public int _pictureWidth { get; private set; }
        public int _pictureHeight { get; private set; }
        /// <summary>
        /// Переменная
        /// </summary>
        DrawningWarmlyLocomotive? _warmlylocomotive = null;
        /// <summary>
        /// Событие
        /// </summary>
        public event Action<DrawningWarmlyLocomotive>? EventAddWarmlyLocomotive;
        public FormWarmlyLocomotiveConfig(int pictureWidth, int pictureHeight)
        {
            _pictureWidth = pictureWidth;
            _pictureHeight = pictureHeight;
            InitializeComponent();
            panelRed.MouseDown += PanelColor_MouseDown;
            panelGreen.MouseDown += PanelColor_MouseDown;
            panelBlue.MouseDown += PanelColor_MouseDown;
            panelYellow.MouseDown += PanelColor_MouseDown;
            panelWhite.MouseDown += PanelColor_MouseDown;
            panelGray.MouseDown += PanelColor_MouseDown;
            panelBlack.MouseDown += PanelColor_MouseDown;
            panelPurple.MouseDown += PanelColor_MouseDown;
            buttonCancel.Click += (s, e) => Close();
        }
        private void DrawWarmlyLocomotive()
        {
            Bitmap bmp = new(pictureBoxObject.Width, pictureBoxObject.Height);
            Graphics gr = Graphics.FromImage(bmp);
            _warmlylocomotive?.SetPosition(5, 5);
            _warmlylocomotive?.DrawTransport(gr);
            pictureBoxObject.Image = bmp;
        }
        public void AddEvent(Action<DrawningWarmlyLocomotive> ev)
        {
            if (EventAddWarmlyLocomotive == null)
            {
                EventAddWarmlyLocomotive = ev;
            }
            else
            {
                EventAddWarmlyLocomotive += ev;
            }
        }
        private void LabelObject_MouseDown(object sender, MouseEventArgs e)
        {
            (sender as Label)?.DoDragDrop((sender as Label)?.Name,
           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 "labelBasic":
                    _warmlylocomotive = new DrawningWarmlyLocomotive((int)numericUpDownSpeed.Value,
                   (int)numericUpDownWeight.Value, Color.White, _pictureWidth, _pictureHeight);
                    break;
                case "labelAdvanced":
                    _warmlylocomotive = new DrawningWarmlyLocomotiveWithTrumpet((int)numericUpDownSpeed.Value,
                   (int)numericUpDownWeight.Value, Color.White, Color.Black, checkBoxTrumpet.Checked,
                  checkBoxLuggage.Checked, _pictureWidth, _pictureHeight);
                    break;
            }
            DrawWarmlyLocomotive();
        }
        private void PanelColor_MouseDown(object? sender, MouseEventArgs e)
        {
            (sender as Panel)?.DoDragDrop((sender as Panel)?.BackColor,
            DragDropEffects.Move | DragDropEffects.Copy);
        }
        /// <summary>
        /// Добавление
        /// </summary>
        /// <param name="sender"></param>
        /// <param name="e"></param>
        private void ButtonAdd_Click(object sender, EventArgs e)
        {
            if (_warmlylocomotive == null)
                return;
            EventAddWarmlyLocomotive?.Invoke(_warmlylocomotive);
            Close();
        }
        private void labelColor_DragDrop(object sender, DragEventArgs e)
        {
            if (_warmlylocomotive?.EntityWarmlyLocomotive == null)
                return;
            switch (((Label)sender).Name)
            {
                case "labelMainColor":
                    _warmlylocomotive?.EntityWarmlyLocomotive?.setBodyColor((Color)e.Data.GetData(typeof(Color)));
                    break;
                case "labelAdditionalColor":
                    if (!(_warmlylocomotive is DrawningWarmlyLocomotiveWithTrumpet))
                        return;
                    (_warmlylocomotive.EntityWarmlyLocomotive as EntityWarmlyLocomotiveWithTrumpet)?.setAdditionalColor(color: (Color)e.Data.GetData(typeof(Color)));
                    break;
            }
            DrawWarmlyLocomotive(); 
        }
        private void labelColor_DragEnter(object sender, DragEventArgs e)
        {
            if (e.Data.GetDataPresent(typeof(Color)))
            {
                e.Effect = DragDropEffects.Copy;
            }
            else
            {
                e.Effect = DragDropEffects.None;
            }
        }
        private void labelAddColor_DragDrop(object sender, DragEventArgs e)
        {
            if ((_warmlylocomotive?.EntityWarmlyLocomotive == null) || (_warmlylocomotive is DrawningWarmlyLocomotiveWithTrumpet == false))
                return;
            Color additionalColor = (Color)e.Data.GetData(typeof(Color));
            _warmlylocomotive = new DrawningWarmlyLocomotiveWithTrumpet((int)numericUpDownSpeed.Value,
                   (int)numericUpDownWeight.Value, _warmlylocomotive.EntityWarmlyLocomotive.BodyColor, additionalColor, checkBoxTrumpet.Checked,
                   checkBoxLuggage.Checked, _pictureWidth, _pictureHeight);
            DrawWarmlyLocomotive();
        }
        private void labelAddColor_DragEnter(object sender, DragEventArgs e)
        {
            if (e.Data.GetDataPresent(typeof(Color)))
            {
                e.Effect = DragDropEffects.Copy;
            }
            else
            {
                e.Effect = DragDropEffects.None;
            }
        }
        private void ButtonAdd()
        {
            throw new NotImplementedException();
        }
    }
}